en.cppreference.com | Website SEO Review

Response time

1.67 s

File size

46.00 kB

Words

627

Media files

3

Number of links

270 internal / 18 external

Meta specifications 71% achieved

Title

(Critically important)

cppreference.com

The page title is too short. (163 pixels of 580 max pixel length) Optimize title

There are no duplicate words in the title

Meta Title

Meta description

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The meta description is missing.

Meta Description

Crawlability

(Critically important)

There are no problems in accessing the website.

Search Engine Crawlers

Canonical URL

(Important)

No canonical link is specified.

Canonical Tag

Language

(Somewhat important)

Language detected in text: en

Language defined in HTML: en

Server location: United States of America

The following language is defined by HTML: en

Declaring language in HTML

Alternate/Hreflang Links

(Somewhat important)

There are no alternate links specified on this page.

Hreflang

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There is no rel next meta tag on this page.

There is no rel prev meta tag on this page.

Meta Tags

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(Somewhat important)

This page is hosted on a subdomain. Use a top level domain for better SEO results.

The domain does not contain non-latin characters.

Domain for SEO

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(Somewhat important)

No parameters were found in the URL.

No session ID was found in the URL.

The URL does not have too many subdirectories.

SEO-friendly URLs

Charset encoding

(Somewhat important)

The charset encoding (UTF-8) is set correctly.

Character Encoding

Doctype

(Nice to have)

The doctype HTML 5 is set correctly.

The doctype is placed at first in the HTML code.

HTML Doctype

Favicon

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The favicon is linked correctly.

Favicon

Meta tags

Name	Value
generator	MediaWiki 1.21.2
ResourceLoaderDynamicStyles	Empty
lang	en
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Page quality 49% achieved

Content

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No paragraphs were detected.

This page contains 627 words. That's ok.

4.9% of the text are stop words.

The page contains a listing, which indicates a good text layout.

No placeholders texts or images were found.

Content is King

Frames

(Critically important)

This page does not use a frameset.

Frames and framesets

Mobile optimization

(Somewhat important)

No viewpoint tag is provided.

No Apple touch icon is specified.

Mobile Optimization

Bold and strong tags

(Somewhat important)

The amount of tags is very high (47). We recommend using a maximum of 13 tags for this page.

The following tag is repeated too often: language

Strong and Bold Tags

Image SEO

(Somewhat important)

Alt text (alternative text) is correctly used on all found images.

Image SEO

There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.

Social Sharing

Additional markup

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No additional page markup was found.

HTTPS

(Somewhat important)

This website uses HTTPS to protect privacy and integrity of the exchanged data.

All included files are also transferred via HTTPS.

HTTPS

Media list

URL	Alt attribute	Title
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Page structure 78% achieved

H1 heading

(Critically important)

C and C++ reference

The H1 heading is too short (19 characters). It should be at least 20 Characters long.

H1-H6 headings

Headings

(Important)

The structure of headings is missing one or more levels. Do not skip heading levels.

H1-H6 headings

Heading structure

Heading level	Content
H1	C and C++ reference
H5	cppreference.com
H5	Namespaces
H5	Variants
H5	Views
H5	Actions
H5	Navigation
H5	Toolbox

Link structure 37% achieved

Internal links

(Important)

Anchor text is an URL

Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.

Some anchor texts are used more than once.

The number of internal links is ok.

None of the anchor texts is too long.

Internal Linking

External links

(Nice to have)

There are 18 external links on this page.

External Links

Found links on this page

Link	Attributes	Anchor text
https://en.cppreference.com/		cppreference.com
/mwiki/index.php?title=Special...		Create account
/mwiki/index.php?title=Special...		Log in A-TITLE You are encouraged to log in; however, it is not mandatory [o]
/w/Main_Page		Page A-TITLE View the content page [c]
/w/Talk:Main_Page		Discussion A-TITLE Discussion about the content page [t]
/w/Main_Page		View
/mwiki/index.php?title=Main_Pa...		View source A-TITLE This page is protected. You can view its source [e]
/mwiki/index.php?title=Main_Pa...		History A-TITLE Past revisions of this page [h]
https://en.cppreference.com/w/cpp		C++ reference A-TITLE cpp
/w/cpp/11		C++11 A-TITLE cpp/11
/w/cpp/14		C++14 A-TITLE cpp/14
/w/cpp/17		C++17 A-TITLE cpp/17
/w/cpp/20		C++20 A-TITLE cpp/20
/w/cpp/23		C++23 A-TITLE cpp/23
/w/cpp/26		C++26 A-TITLE cpp/26
/w/cpp/compiler_support		Compiler support A-TITLE cpp/compiler support
/w/cpp/compiler_support/11	Text duplicate	C++11 A-TITLE cpp/compiler support/11
/w/cpp/compiler_support/14	Text duplicate	C++14 A-TITLE cpp/compiler support/14
/w/cpp/compiler_support/17	Text duplicate	C++17 A-TITLE cpp/compiler support/17
/w/cpp/compiler_support/20	Text duplicate	C++20 A-TITLE cpp/compiler support/20
/w/cpp/compiler_support/23	Text duplicate	C++23 A-TITLE cpp/compiler support/23
/w/cpp/compiler_support/26	Text duplicate	C++26 A-TITLE cpp/compiler support/26
/w/cpp/language		Language A-TITLE cpp/language
/w/cpp/keyword		Keywords A-TITLE cpp/keyword
/w/cpp/preprocessor		Preprocessor A-TITLE cpp/preprocessor
/w/cpp/language/ascii		ASCII chart A-TITLE cpp/language/ascii
/w/cpp/language/basic_concepts		Basic concepts A-TITLE cpp/language/basic concepts
/w/cpp/comment		Comments A-TITLE cpp/comment
/w/cpp/language/identifiers		Names A-TITLE cpp/language/identifiers
/w/cpp/language/lookup		lookup A-TITLE cpp/language/lookup
/w/cpp/language/type		Types A-TITLE cpp/language/type
/w/cpp/language/types		fundamental types A-TITLE cpp/language/types
/w/cpp/language/main_function		The main function A-TITLE cpp/language/main function
/w/cpp/language/expressions		Expressions A-TITLE cpp/language/expressions
/w/cpp/language/value_category		Value categories A-TITLE cpp/language/value category
/w/cpp/language/eval_order		Evaluation order A-TITLE cpp/language/eval order
/w/cpp/language/expressions		Operators A-TITLE cpp/language/expressions
/w/cpp/language/operator_prece...		precedence A-TITLE cpp/language/operator precedence
/w/cpp/language/expressions		Conversions A-TITLE cpp/language/expressions
/w/cpp/language/expressions		Literals A-TITLE cpp/language/expressions
/w/cpp/language/statements		Statements A-TITLE cpp/language/statements
/w/cpp/language/if		if A-TITLE cpp/language/if
/w/cpp/language/switch		switch A-TITLE cpp/language/switch
/w/cpp/language/for		for A-TITLE cpp/language/for
/w/cpp/language/range-for		range-for A-TITLE cpp/language/range-for
/w/cpp/language/while		while A-TITLE cpp/language/while
/w/cpp/language/do		do-while A-TITLE cpp/language/do
/w/cpp/language/declarations		Declarations A-TITLE cpp/language/declarations
/w/cpp/language/initialization		Initialization A-TITLE cpp/language/initialization
/w/cpp/language/functions		Functions A-TITLE cpp/language/functions
/w/cpp/language/overload_resol...		Overloading A-TITLE cpp/language/overload resolution
/w/cpp/language/classes		Classes A-TITLE cpp/language/classes
/w/cpp/language/union		unions A-TITLE cpp/language/union
/w/cpp/language/templates		Templates A-TITLE cpp/language/templates
/w/cpp/language/exceptions		Exceptions A-TITLE cpp/language/exceptions
/w/cpp/freestanding		Freestanding implementations A-TITLE cpp/freestanding
/w/cpp/standard_library		Standard library A-TITLE cpp/standard library
/w/cpp/header		headers A-TITLE cpp/header
/w/cpp/named_req		Named requirements A-TITLE cpp/named req
/w/cpp/feature_test	Text duplicate	Language A-TITLE cpp/feature test
/w/cpp/utility/feature_test	Text duplicate	Standard library A-TITLE cpp/utility/feature test
/w/cpp/utility		Language support library A-TITLE cpp/utility
/w/cpp/utility/program		Program utilities A-TITLE cpp/utility/program
/w/cpp/utility/program		Signals A-TITLE cpp/utility/program
/w/cpp/utility/program		Non-local jumps A-TITLE cpp/utility/program
/w/cpp/memory/new		Basic memory management A-TITLE cpp/memory/new
/w/cpp/utility/variadic		Variadic functions A-TITLE cpp/utility/variadic
/w/cpp/utility/source_location		source_location A-TITLE cpp/utility/source location
/w/cpp/coroutine		Coroutine support A-TITLE cpp/coroutine
/w/cpp/utility		Comparison utilities A-TITLE cpp/utility
/w/cpp/types		Type support A-TITLE cpp/types
/w/cpp/types/type_info		type_info A-TITLE cpp/types/type info
/w/cpp/types/numeric_limits		numeric_limits A-TITLE cpp/types/numeric limits
/w/cpp/error/exception		exception A-TITLE cpp/error/exception
/w/cpp/utility/initializer_list		initializer_list A-TITLE cpp/utility/initializer list
/w/cpp/concepts		Concepts library A-TITLE cpp/concepts
/w/cpp/error		Diagnostics library A-TITLE cpp/error
/w/cpp/error		Assertions A-TITLE cpp/error
/w/cpp/error		System error A-TITLE cpp/error
/w/cpp/error		Exception types A-TITLE cpp/error
/w/cpp/error		Error numbers A-TITLE cpp/error
/w/cpp/utility/basic_stacktrace		basic_stacktrace A-TITLE cpp/utility/basic stacktrace
/w/cpp/utility		Debugging support A-TITLE cpp/utility
/w/cpp/memory		Memory management library A-TITLE cpp/memory
/w/cpp/memory		Allocators A-TITLE cpp/memory
/w/cpp/memory		Smart pointers A-TITLE cpp/memory
/w/cpp/memory		Memory resources A-TITLE cpp/memory
/w/cpp/meta		Metaprogramming library A-TITLE cpp/meta
/w/cpp/meta		Type traits A-TITLE cpp/meta
/w/cpp/numeric/ratio		ratio A-TITLE cpp/numeric/ratio
/w/cpp/utility/integer_sequence		integer_sequence A-TITLE cpp/utility/integer sequence
/w/cpp/utility		General utilities library A-TITLE cpp/utility
/w/cpp/utility/functional		Function objects A-TITLE cpp/utility/functional
/w/cpp/utility/hash		hash A-TITLE cpp/utility/hash
/w/cpp/utility		Swap A-TITLE cpp/utility
/w/cpp/utility		Type operations A-TITLE cpp/utility
/w/cpp/utility		Integer comparison A-TITLE cpp/utility
/w/cpp/utility/pair		pair A-TITLE cpp/utility/pair
/w/cpp/utility/tuple		tuple A-TITLE cpp/utility/tuple
/w/cpp/utility/optional		optional A-TITLE cpp/utility/optional
/w/cpp/utility/expected		expected A-TITLE cpp/utility/expected
/w/cpp/utility/variant		variant A-TITLE cpp/utility/variant
/w/cpp/utility/any		any A-TITLE cpp/utility/any
/w/cpp/utility/bitset		bitset A-TITLE cpp/utility/bitset
/w/cpp/numeric		Bit manipulation A-TITLE cpp/numeric
/w/cpp/container		Containers library A-TITLE cpp/container
/w/cpp/container/vector		vector A-TITLE cpp/container/vector
/w/cpp/container/deque		deque A-TITLE cpp/container/deque
/w/cpp/container/array		array A-TITLE cpp/container/array
/w/cpp/container/list		list A-TITLE cpp/container/list
/w/cpp/container/forward_list		forward_list A-TITLE cpp/container/forward list
/w/cpp/container/map		map A-TITLE cpp/container/map
/w/cpp/container/multimap		multimap A-TITLE cpp/container/multimap
/w/cpp/container/set		set A-TITLE cpp/container/set
/w/cpp/container/multiset		multiset A-TITLE cpp/container/multiset
/w/cpp/container/unordered_map		unordered_map A-TITLE cpp/container/unordered map
/w/cpp/container/unordered_mul...		unordered_multimap A-TITLE cpp/container/unordered multimap
/w/cpp/container/unordered_set		unordered_set A-TITLE cpp/container/unordered set
/w/cpp/container/unordered_mul...		unordered_multiset A-TITLE cpp/container/unordered multiset
/w/cpp/container		Container adaptors A-TITLE cpp/container
/w/cpp/container/span		span A-TITLE cpp/container/span
/w/cpp/container/mdspan		mdspan A-TITLE cpp/container/mdspan
/w/cpp/iterator		Iterators library A-TITLE cpp/iterator
/w/cpp/ranges		Ranges library A-TITLE cpp/ranges
/w/cpp/ranges		Range factories A-TITLE cpp/ranges
/w/cpp/ranges		Range adaptors A-TITLE cpp/ranges
/w/cpp/coroutine/generator		generator A-TITLE cpp/coroutine/generator
/w/cpp/algorithm		Algorithms library A-TITLE cpp/algorithm
/w/cpp/numeric		Numeric algorithms A-TITLE cpp/numeric
/w/cpp/algorithm		Execution policies A-TITLE cpp/algorithm
/w/cpp/algorithm/ranges		Constrained algorithms A-TITLE cpp/algorithm/ranges
/w/cpp/string		Strings library A-TITLE cpp/string
/w/cpp/string/basic_string		basic_string A-TITLE cpp/string/basic string
/w/cpp/string/char_traits		char_traits A-TITLE cpp/string/char traits
/w/cpp/string/basic_string_view		basic_string_view A-TITLE cpp/string/basic string view
/w/cpp/string		Null-terminated strings A-TITLE cpp/string
/w/cpp/string/byte		byte A-TITLE cpp/string/byte
/w/cpp/string/multibyte		multibyte A-TITLE cpp/string/multibyte
/w/cpp/string/wide		wide A-TITLE cpp/string/wide
/w/cpp/utility		Primitive numeric conversions A-TITLE cpp/utility
/w/cpp/utility/format		Formatting A-TITLE cpp/utility/format
/w/cpp/locale/locale		locale A-TITLE cpp/locale/locale
/w/cpp/locale		Character classification A-TITLE cpp/locale
/w/cpp/locale/text_encoding		text_encoding A-TITLE cpp/locale/text encoding
/w/cpp/regex		Regular expressions A-TITLE cpp/regex
/w/cpp/regex/basic_regex		basic_regex A-TITLE cpp/regex/basic regex
/w/cpp/regex		Algorithms A-TITLE cpp/regex
/w/cpp/regex/ecmascript		Default regular expression grammar A-TITLE cpp/regex/ecmascript
/w/cpp/numeric		Numerics library A-TITLE cpp/numeric
/w/cpp/numeric/math		Common math functions A-TITLE cpp/numeric/math
/w/cpp/numeric/special_functions		Mathematical special functions A-TITLE cpp/numeric/special functions
/w/cpp/numeric/constants		Mathematical constants A-TITLE cpp/numeric/constants
/w/cpp/numeric/linalg		Basic linear algebra algorithms A-TITLE cpp/numeric/linalg
/w/cpp/numeric/random		Pseudo-random number generation A-TITLE cpp/numeric/random
/w/cpp/numeric/fenv		Floating-point environment A-TITLE cpp/numeric/fenv
/w/cpp/numeric/complex		complex A-TITLE cpp/numeric/complex
/w/cpp/numeric/valarray		valarray A-TITLE cpp/numeric/valarray
/w/cpp/chrono		Date and time library A-TITLE cpp/chrono
/w/cpp/chrono		Calendar A-TITLE cpp/chrono
/w/cpp/chrono		Time zone A-TITLE cpp/chrono
/w/cpp/io		Input/output library A-TITLE cpp/io
/w/cpp/io		Print functions A-TITLE cpp/io
/w/cpp/io		Stream-based I/O A-TITLE cpp/io
/w/cpp/io/manip		I/O manipulators A-TITLE cpp/io/manip
/w/cpp/io/basic_istream		basic_istream A-TITLE cpp/io/basic istream
/w/cpp/io/basic_ostream		basic_ostream A-TITLE cpp/io/basic ostream
/w/cpp/io		Synchronized output A-TITLE cpp/io
/w/cpp/filesystem		File systems A-TITLE cpp/filesystem
/w/cpp/thread		Concurrency support library A-TITLE cpp/thread
/w/cpp/thread/thread		thread A-TITLE cpp/thread/thread
/w/cpp/thread/jthread		jthread A-TITLE cpp/thread/jthread
/w/cpp/atomic/atomic		atomic A-TITLE cpp/atomic/atomic
/w/cpp/atomic/atomic_flag		atomic_flag A-TITLE cpp/atomic/atomic flag
/w/cpp/atomic/atomic_ref		atomic_ref A-TITLE cpp/atomic/atomic ref
/w/cpp/atomic/memory_order		memory_order A-TITLE cpp/atomic/memory order
/w/cpp/thread		Mutual exclusion A-TITLE cpp/thread
/w/cpp/thread		Semaphores A-TITLE cpp/thread
/w/cpp/thread		Condition variables A-TITLE cpp/thread
/w/cpp/thread		Futures A-TITLE cpp/thread
/w/cpp/thread/latch		latch A-TITLE cpp/thread/latch
/w/cpp/thread/barrier		barrier A-TITLE cpp/thread/barrier
/w/cpp/thread		Safe Reclamation A-TITLE cpp/thread
/w/cpp/execution		Execution support library A-TITLE cpp/execution
/w/cpp/experimental		Technical specifications A-TITLE cpp/experimental
/w/cpp/experimental/lib_extens...		Standard library extensions A-TITLE cpp/experimental/lib extensions
/w/cpp/experimental/resource_a...		resource_adaptor A-TITLE cpp/experimental/resource adaptor
/w/cpp/experimental/invocation...		invocation_type A-TITLE cpp/experimental/invocation type
/w/cpp/experimental/lib_extens...		Standard library extensions v2 A-TITLE cpp/experimental/lib extensions 2
/w/cpp/experimental/propagate_...		propagate_const A-TITLE cpp/experimental/propagate const
/w/cpp/experimental/ostream_jo...		ostream_joiner A-TITLE cpp/experimental/ostream joiner
/w/cpp/experimental/randint		randint A-TITLE cpp/experimental/randint
/w/cpp/experimental/observer_ptr		observer_ptr A-TITLE cpp/experimental/observer ptr
/w/cpp/experimental/is_detected		Detection idiom A-TITLE cpp/experimental/is detected
/w/cpp/experimental/lib_extens...		Standard library extensions v3 A-TITLE cpp/experimental/lib extensions 3
/w/cpp/experimental/scope_exit		scope_exit A-TITLE cpp/experimental/scope exit
/w/cpp/experimental/scope_fail		scope_fail A-TITLE cpp/experimental/scope fail
/w/cpp/experimental/scope_success		scope_success A-TITLE cpp/experimental/scope success
/w/cpp/experimental/unique_res...		unique_resource A-TITLE cpp/experimental/unique resource
/w/cpp/experimental/parallelism_2		Parallelism library extensions v2 A-TITLE cpp/experimental/parallelism 2
/w/cpp/experimental/simd		simd A-TITLE cpp/experimental/simd
/w/cpp/experimental/concurrency		Concurrency library extensions A-TITLE cpp/experimental/concurrency
/w/cpp/language/transactional_...		Transactional Memory A-TITLE cpp/language/transactional memory
/w/cpp/experimental/reflect		Reflection A-TITLE cpp/experimental/reflect
/w/cpp/links		External Links A-TITLE cpp/links
/w/cpp/links/libs		Non-ANSI/ISO Libraries A-TITLE cpp/links/libs
/w/cpp/index		Index A-TITLE cpp/index
/w/cpp/symbol_index		std Symbol Index A-TITLE cpp/symbol index
https://en.cppreference.com/w/c		C reference A-TITLE c
/w/c/95		C95 A-TITLE c/95
/w/c/99		C99 A-TITLE c/99
/w/c/11		C11 A-TITLE c/11
/w/c/17		C17 A-TITLE c/17
/w/c/23		C23 A-TITLE c/23
/w/c/compiler_support	Text duplicate	Compiler support A-TITLE c/compiler support
/w/c/compiler_support/99	Text duplicate	C99 A-TITLE c/compiler support/99
/w/c/compiler_support/23	Text duplicate	C23 A-TITLE c/compiler support/23
/w/c/language	Text duplicate	Language A-TITLE c/language
/w/c/language/basic_concepts	Text duplicate	Basic concepts A-TITLE c/language/basic concepts
/w/c/keyword	Text duplicate	Keywords A-TITLE c/keyword
/w/c/preprocessor	Text duplicate	Preprocessor A-TITLE c/preprocessor
/w/c/language/expressions	Text duplicate	Expressions A-TITLE c/language/expressions
/w/c/language/declarations		Declaration A-TITLE c/language/declarations
/w/c/language/initialization	Text duplicate	Initialization A-TITLE c/language/initialization
/w/c/language/functions	Text duplicate	Functions A-TITLE c/language/functions
/w/c/language/statements	Text duplicate	Statements A-TITLE c/language/statements
/w/c/header		Headers A-TITLE c/header
/w/c/types	Text duplicate	Type support A-TITLE c/types
/w/c/program	Text duplicate	Program utilities A-TITLE c/program
/w/c/variadic	Text duplicate	Variadic functions A-TITLE c/variadic
/w/c/error	Text duplicate	Diagnostics library A-TITLE c/error
/w/c/memory		Dynamic memory management A-TITLE c/memory
/w/c/string	Text duplicate	Strings library A-TITLE c/string
/w/c/string/byte	Text duplicate	byte A-TITLE c/string/byte
/w/c/string/multibyte	Text duplicate	multibyte A-TITLE c/string/multibyte
/w/c/string/wide	Text duplicate	wide A-TITLE c/string/wide
/w/c/algorithm	Text duplicate	Algorithms library A-TITLE c/algorithm
/w/c/numeric	Text duplicate	Numerics library A-TITLE c/numeric
/w/c/numeric/math		Common mathematical functions A-TITLE c/numeric/math
/w/c/numeric/fenv	Text duplicate	Floating-point environment A-TITLE c/numeric/fenv
/w/c/numeric/random	Text duplicate	Pseudo-random number generation A-TITLE c/numeric/random
/w/c/numeric/complex		Complex number arithmetic A-TITLE c/numeric/complex
/w/c/numeric/tgmath		Type-generic math A-TITLE c/numeric/tgmath
/w/c/chrono	Text duplicate	Date and time library A-TITLE c/chrono
/w/c/locale		Localization library A-TITLE c/locale
/w/c/io	Text duplicate	Input/output library A-TITLE c/io
/w/c/thread	Text duplicate	Concurrency support library A-TITLE c/thread
/w/c/experimental	Text duplicate	Technical specifications A-TITLE c/experimental
/w/c/experimental/dynamic		Dynamic memory extensions A-TITLE c/experimental/dynamic
/w/c/experimental/fpext1		Floating-point extensions, Part 1 A-TITLE c/experimental/fpext1
/w/c/experimental/fpext4		Floating-point extensions, Part 4 A-TITLE c/experimental/fpext4
/w/c/links	Text duplicate	External Links A-TITLE c/links
/w/c/links/libs	Text duplicate	Non-ANSI/ISO Libraries A-TITLE c/links/libs
/w/c/index	Text duplicate	Index A-TITLE c/index
/w/c/symbol_index		Symbol Index A-TITLE c/symbol index
/w/Cppreference:Archives		offline archive A-TITLE Cppreference:Archives
/w/Cppreference:Archives	Text duplicate	offline archive A-TITLE Cppreference:Archives
/w/Cppreference:Archives	Text duplicate	offline archive A-TITLE Cppreference:Archives
/mwiki/index.php?title=Main_Pa...	Subdomain	URL anchor text https://en.cppreference.com/mwiki/index.php?title=Main_Page&oldid=170150
http://www.cppreference.com/su...	Nofollow External Subdomain	Support us
/w/Special:RecentChanges		Recent changes A-TITLE A list of recent changes in the wiki [r]
/w/Cppreference:FAQ		FAQ
/w/Cppreference:Archives		Offline version
/w/Special:WhatLinksHere/Main_...		What links here A-TITLE A list of all wiki pages that link here [j]
/w/Special:RecentChangesLinked...		Related changes A-TITLE Recent changes in pages linked from this page [k]
http://upload.cppreference.com...	External Subdomain	Upload file A-TITLE Upload files [u]
/w/Special:SpecialPages		Special pages A-TITLE A list of all special pages [q]
/mwiki/index.php?title=Main_Pa...		Printable version A-TITLE Printable version of this page [p]
/mwiki/index.php?title=Main_Pa...		Permanent link A-TITLE Permanent link to this revision of the page
/mwiki/index.php?title=Main_Pa...		Page information
http://ar.cppreference.com/w/M...	External Subdomain	العربية A-TITLE Main Page
http://cs.cppreference.com/w/M...	External Subdomain	Česky A-TITLE Main Page
http://de.cppreference.com/w/M...	External Subdomain	Deutsch A-TITLE Main Page
http://es.cppreference.com/w/M...	External Subdomain	Español A-TITLE Main Page
http://fr.cppreference.com/w/M...	External Subdomain	Français A-TITLE Main Page
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Server configuration 95% achieved

HTTP redirects

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This page redirects to "https://en.cppreference.com/w/"

WWW Redirect

HTTP header

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No X-Powered HTTP header is sent.

This page uses GZip for compressed data transmission.

HTTP headers

Performance

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The page response time is very slow (1.67 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.

The file size of the HTML document is fine (46 kB).

Page Speed

HTTP Response Header

Name	Value
x-content-type-options	nosniff
vary	Accept-Encoding,Cookie,User-Agent
expires	Thu, 01 Jan 1970 00:00:00 GMT
cache-control	private, must-revalidate, max-age=0
content-language	en
tt-server	t=1730422084837379 D=17027
last-modified	Thu, 17 Oct 2024 08:00:02 GMT
content-encoding	gzip
content-length	10375
content-type	text/html; charset=UTF-8
date	Fri, 01 Nov 2024 00:48:04 GMT
server	Apache
statuscode	200
http_version	HTTP/2

External factors 100% achieved

Backlinks

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This page is referenced by wikipedia.

This website has excellent links from other websites.

This page has backlinks from 632 referring domains.

This page has 352,104 backlinks.

This page has backlinks from 518 different ip addresses.

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Robots.txt

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Disallow: /mwiki/
Disallow: /tmpw/
Disallow: /w/Special:
Disallow: /w/Template:
Disallow: /w/Mediawiki:
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User-agent: AwarioSmartBot
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Crawl-delay: 10

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Following keywords were found. You can check the keyword optimization of this page for each keyword.

Keyword	Result	Recheck
reference	73%	Check
cppreference	58%	Check
library	39%	Check
support	39%	Check
memory	39%	Check
extensions	39%	Check
Functions	39%	Check
Type	39%	Check
Algorithms	39%	Check
Standard	39%	Check
utilities	39%	Check
management	39%	Check
numeric	39%	Check
Concurrency	39%	Check
library extensions	39%	Check
Language	39%	Check
concepts	39%	Check
headers	39%	Check
Range	39%	Check
Execution	39%	Check
Strings	39%	Check
string	39%	Check
Text	39%	Check
Floating-point	39%	Check
time	39%	Check

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En.cppreference.com - SEO Checker

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Meta specifications 71% achieved

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Page quality 49% achieved

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Page structure 78% achieved

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Heading structure

Link structure 37% achieved

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Found links on this page

Server configuration 95% achieved

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External factors 100% achieved

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