Codersatwork.com - SEO Checker

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Overview of the SEO Check
Meta information
72% 
Page quality
44% 
Page structure
66% 
Link structure
97% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.24 s
File size
11.60 kB
Words
910
Media files
4
Number of links
17 internal / 16 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Coders at Work: Reflections on the Craft of Programming
The length of the page title is perfect. (511 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
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
Server location: United States of America
The language is not specified in the HTML markup.
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 XHTML 1.0 Strict is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
This page contains 910 words. That's ok.
41.6% of the text are stop words.
The page contains a listing, which indicates a good text layout.
18 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 22.35 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (19). We recommend using a maximum of 18 tags for this page.
Some tags are too long. With 77 characters this one is longer than 70 characters:
"—ehud lamm, founder of lambda the ultimate - the programming languages weblog"
Image SEO
(Somewhat important)
2 images have no alt attribute. The content of alt attributes is used by search engines.
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
https://codersatwork.com/cover.jpgNo alt attribute provided
https://codersatwork.com/headshot.jpgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Early Reviews
Too many H1 headings
The H1 heading is too short (13 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Early Reviews
H1 Some highlights
H1 Author
1 links don't have an anchor text.
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 16 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://www.amazon.com/gp/produ...External Subdomain Available now!
/cover-big.jpgNo Text
http://www.amazon.com/gp/produ...External Subdomain Amazon
http://search.barnesandnoble.c...External Subdomain Barnes & Noble
http://www.powells.com/biblio/...External Subdomain Powell's
http://www.apress.com/97814302...External Subdomain eBook from Apress
http://return42.blogspot.com/2...External Subdomain return 42;
http://www.joelonsoftware.com/...External Subdomain Joel on Software
http://books.slashdot.org/stor...External Subdomain Slashdot
http://jfm3-repl.blogspot.com/...External Subdomain jfm3> _
http://www.cloudknow.com/2009/...External Subdomain CloudKnow
http://amitksaha.wordpress.com...External Subdomain Teleported Bits
http://radar.oreilly.com/2009/...External Subdomain O’Reilly Radar
http://www.littlehart.net/atth...External Subdomain @TheKeyboard
http://www.amazon.com/gp/produ...External Subdomain Coders at Work
/jamie-zawinskiJamie Zawinski
/brad-fitzpatrickBrad Fitzpatrick
/douglas-crockfordDouglas Crockford
/brendan-eichBrendan Eich
/joshua-blochJoshua Bloch
/joe-armstrongJoe Armstrong
/simon-peyton-jonesSimon Peyton Jones
/peter-norvigPeter Norvig
/guy-steeleGuy Steele
/dan-ingallsDan Ingalls
/l-peter-deutschL Peter Deutsch
/ken-thompsonKen Thompson
/fran-allenFran Allen
/bernie-cosellBernie Cosell
/donald-knuthDonald Knuth
https://codersatwork.com/errataErrata
http://www.amazon.com/gp/produ...External Subdomain Practical Common Lisp
http://www.amazon.com/gp/produ...External Subdomain Text duplicate Coders at Work

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://codersatwork.com/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.24 seconds.
The file size of the HTML document is fine (12 kB).

HTTP Response Header

NameValue
accept-rangesbytes
age0
cache-controlpublic,max-age=0,must-revalidate
cache-status"Netlify Edge"; fwd=miss
content-encodingbr
content-typetext/html; charset=UTF-8
dateSat, 29 Mar 2025 06:33:21 GMT
etag"f6c99c587a57ee629d4f85f3307e7b3e-ssl-df"
serverNetlify
strict-transport-securitymax-age=31536000
varyAccept-Encoding
x-nf-request-id01JQG9NRBBAABMJ19E9C489VCK
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 130 referring domains.
This page has 200 backlinks.
This page has backlinks from 110 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
Work58%Check
Coders58%Check
programming50%Check
review50%Check
Early50%Check
Reviews50%Check
craft45%Check
Programming Languages44%Check
Book Review42%Check
Computer Programming41%Check
Show more keywords and terms

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