Webelements.com - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
90% 
Page structure
100% 
Link structure
98% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.21 s
File size
39.60 kB
Words
884
Media files
7
Number of links
148 internal / 6 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The periodic table of the elements by WebElements
The length of the page title is perfect. (463 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Explore the chemical elements through this periodic table
The length of the meta description is perfect. (352 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
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
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(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.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1.0
keywordsperiodic table, periodic chart, chemistry, atomic weight, periodicity, chemical elements, chemical, webelements, web-elements, science, homework, tableau périodique, periodiek systeem, tavola periodica, Periodensystem, tabla periódica, tavola periodica
DescriptionExplore the chemical elements through this periodic table
authorMark Winter
langen
fb:admins146243508751503
charsetutf-8

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Page quality

Content
(Critically important)
These Typos were found:
  • arrangment => arrangement
  • adminstration => administration
This page contains 884 words. That's ok.
17.5% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
7 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 20.85 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 18 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
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.

Media list

URLAlt attributeTitle
/_media/icons/logo_60.pngWebElements Home
.../webelements-A2-cartograms-2010_w460.jpgPeriodic table cartograms poster
...iodic_tables/periodic_table_standard.pngIcon showing a standard periodic table
...dic_tables/periodic_table_spiral_336.pngIcon showing a spiral periodic table
...dic_tables/periodic_table_circle_336.pngIcon showing a circular periodic table
...tables/periodic_table_full_janet_336.pngIcon showing extended periodic tables
/_media/icons/logo_60.pngWebElements home

Page structure

H1 heading
(Critically important)
The periodic table of the elements
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 The periodic table of the elements
H2 Explore the chemical elements through this periodic table
H2 Images of various periodic tables
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 6 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.webelements.com/Subdomain WebElements
IMG-ALT WebElements Home
https://www.webelements.com/Subdomain Elements
/compounds.htmlSubdomain Compounds
/nexus/printable-periodic-table/Subdomain Printable periodic table
/hydrogen/H
A-TITLE Hydrogen
/helium/He
A-TITLE Helium
/lithium/Li
A-TITLE Lithium
/beryllium/Be
A-TITLE Beryllium
/boron/B
A-TITLE |title_5
/carbon/C
A-TITLE |title_6
/nitrogen/N
A-TITLE Nitrogen
/oxygen/O
A-TITLE Oxygen
/fluorine/F
A-TITLE Fluorine
https://www.webelements.com/neon/Ne
A-TITLE Neon
/sodium/Na
A-TITLE Sodium
/magnesium/Mg
A-TITLE Magnesium
/aluminium/Al
A-TITLE Aluminium
/silicon/Si
A-TITLE Silicon
/phosphorus/P
A-TITLE Phosphorus
/sulfur/S
A-TITLE Sulfur
/chlorine/Cl
A-TITLE Chlorine
/argon/Ar
A-TITLE Argon
/potassium/K
A-TITLE Potassium
/calcium/Ca
A-TITLE Calcium
/scandium/Sc
A-TITLE Scandium
/titanium/Ti
A-TITLE Titanium
/vanadium/V
A-TITLE Vanadium
/chromium/Cr
A-TITLE Chromium
/manganese/Mn
A-TITLE Manganese
https://www.webelements.com/iron/Fe
A-TITLE Iron
/cobalt/Co
A-TITLE Cobalt
/nickel/Ni
A-TITLE Nickel
/copper/Cu
A-TITLE Copper
https://www.webelements.com/zinc/Zn
A-TITLE Zinc
/gallium/Ga
A-TITLE Gallium
/germanium/Ge
A-TITLE Germanium
/arsenic/As
A-TITLE Arsenic
/selenium/Se
A-TITLE Selenium
/bromine/Br
A-TITLE Bromine
/krypton/Kr
A-TITLE Krypton
/rubidium/Rb
A-TITLE Rubidium
/strontium/Sr
A-TITLE Strontium
/yttrium/Y
A-TITLE Yttrium
/zirconium/Zr
A-TITLE Zirconium
/niobium/Nb
A-TITLE Niobium
/molybdenum/Mo
A-TITLE Molybdenum
/technetium/Tc
A-TITLE Technetium
/ruthenium/Ru
A-TITLE Ruthenium
/rhodium/Rh
A-TITLE Rhodium
/palladium/Pd
A-TITLE Palladium
/silver/Ag
A-TITLE Silver
/cadmium/Cd
A-TITLE Cadmium
/indium/In
A-TITLE Indium
https://www.webelements.com/tin/Sn
A-TITLE Tin
/antimony/Sb
A-TITLE Antimony
/tellurium/Te
A-TITLE Tellurium
/iodine/I
A-TITLE Iodine
/xenon/Xe
A-TITLE Xenon
/caesium/Cs
A-TITLE Caesium
/barium/Ba
A-TITLE Barium
/lutetium/Lu
A-TITLE Lutetium
/hafnium/Hf
A-TITLE Hafnium
/tantalum/Ta
A-TITLE Tantalum
/tungsten/W
A-TITLE Tungsten
/rhenium/Re
A-TITLE Rhenium
/osmium/Os
A-TITLE Osmium
/iridium/Ir
A-TITLE Iridium
/platinum/Pt
A-TITLE Platinum
https://www.webelements.com/gold/Au
A-TITLE Gold
/mercury/Hg
A-TITLE Mercury
/thallium/Tl
A-TITLE Thallium
https://www.webelements.com/lead/Pb
A-TITLE Lead
/bismuth/Bi
A-TITLE Bismuth
/polonium/Po
A-TITLE Polonium
/astatine/At
A-TITLE Astatine
/radon/Rn
A-TITLE Radon
/francium/Fr
A-TITLE Francium
/radium/Ra
A-TITLE Radium
/lawrencium/Lr
A-TITLE Lawrencium
/rutherfordium/Rf
A-TITLE Rutherfordium
/dubnium/Db
A-TITLE Dubnium
/seaborgium/Sg
A-TITLE Seaborgium
/bohrium/Bh
A-TITLE Bohrium
/hassium/Hs
A-TITLE Hassium
/meitnerium/Mt
A-TITLE Meitnerium
/darmstadtium/Ds
A-TITLE Darmstadtium
/roentgenium/Rg
A-TITLE Roentgenium
/copernicium/Cn
A-TITLE Copernicium
/nihonium/Nh
A-TITLE Nihonium
/flerovium/Fl
A-TITLE Flerovium
/moscovium/Mc
A-TITLE Moscovium
/livermorium/Lv
A-TITLE Livermorium
/tennessine/Ts
A-TITLE Tennessine
/oganesson/Og
A-TITLE Oganesson
/lanthanum/La
A-TITLE Lanthanum
/cerium/Ce
A-TITLE Cerium
/praseodymium/Pr
A-TITLE Praseodymium
/neodymium/Nd
A-TITLE Neodymium
/promethium/Pm
A-TITLE Promethium
/samarium/Sm
A-TITLE Samarium
/europium/Eu
A-TITLE Europium
/gadolinium/Gd
A-TITLE Gadolinium
/terbium/Tb
A-TITLE Terbium
/dysprosium/Dy
A-TITLE Dysprosium
/holmium/Ho
A-TITLE Holmium
/erbium/Er
A-TITLE Erbium
/thulium/Tm
A-TITLE Thulium
/ytterbium/Yb
A-TITLE Ytterbium
/actinium/Ac
A-TITLE Actinium
/thorium/Th
A-TITLE Thorium
/protactinium/Pa
A-TITLE Protactinium
/uranium/U
A-TITLE Uranium
/neptunium/Np
A-TITLE Neptunium
/plutonium/Pu
A-TITLE Plutonium
/americium/Am
A-TITLE Americium
/curium/Cm
A-TITLE Curium
/berkelium/Bk
A-TITLE Berkelium
/californium/Cf
A-TITLE Californium
/einsteinium/Es
A-TITLE Einsteinium
/fermium/Fm
A-TITLE Fermium
/mendelevium/Md
A-TITLE Mendelevium
/nobelium/No
A-TITLE Nobelium
/nihonium/Nihonium
/moscovium/Moscovium
/tennessine/Tennessine
/oganesson/Oganesson
/shop/product-category/posters/Subdomain WebElements periodic table shop
/shop/product/periodic-table-c...Subdomain IMG-ALT Periodic table cartograms poster
http://journals.aps.org/prl/ab...External Subdomain Phys. Rev. Lett
/periodic_table_image.htmlSee standard periodic table images.
IMG-ALT Icon showing a standard periodic table
/periodic_table_image_spiral.htmlSee image of spiral periodic tables.
IMG-ALT Icon showing a spiral periodic table
/periodic_table_image_circle.htmlSee images of circular periodic tables.
IMG-ALT Icon showing a circular periodic table
/periodic_table_image_long.htmlSee images of extended periodic table.
IMG-ALT Icon showing extended periodic tables
/periodicity/eneg_pauling/Subdomain Electronegativity
/periodicity/melting_point/Subdomain Melting point
/periodicity/density/Subdomain Density
/periodicity/molar_volume/Subdomain Molar volume
/periodicity/ionis_energy_1/Subdomain Ionization energy (first)
/periodicity/covalent_radius/Subdomain Covalent radius
/periodicity/metallic_radius/Subdomain Metallic radius
/periodicity/abund_crust/Subdomain Abundance (earth's crust)
/periodicity/index/Subdomain Other properties
https://www.facebook.com/webel...External Subdomain Facebook
https://twitter.com/periodic_t...External Twitter
https://www.pinterest.com/peri...External Subdomain Pinterest
/nexus/your-privacy/Subdomain Privacy
A-TITLE Your privacy
/nexus/about-webelements/Subdomain About
A-TITLE About WebElements
/nexus/webelements-and-copyright/Subdomain Copyright
A-TITLE Copyright information about WebElements
/nexus/acknowledgements/Subdomain Thanks...
A-TITLE Acknowledgements
https://www.webelements.com/Subdomain IMG-ALT WebElements home
https://www.webelements.com/Subdomain www.webelements.com
/nexus/webelements-and-copyright/Subdomain Text duplicate Copyright
https://winter.group.shef.ac.uk/External Subdomain Mark Winter
https://www.sheffield.ac.uk/ch...External Subdomain The University of Sheffield

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.webelements.com/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is excellent with 0.21 seconds.
The file size of the HTML document is fine (40 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
dateThu, 26 Sep 2024 22:54:23 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 6,197 referring domains.
This page has 207,804 backlinks.
This page has backlinks from 3,994 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: bingbot
Crawl-delay: 1

Similar sites

Search preview

www.webelements.com
The periodic table of the elements by WebElements
Explore the chemical elements through this periodic table

Most important keywords

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

KeywordResultRecheck
Elements97%Check
periodic86%Check
table86%Check
periodic table86%Check
elements WebElements82%Check
WebElements periodic table80%Check
Chemical Elements75%Check
element 11767%Check
WebElements65%Check
chemical50%Check
Show more keywords and terms

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