Setiathome.berkeley.edu - SEO Checker

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Overview of the SEO Check
Meta information
62% 
Page quality
85% 
Page structure
48% 
Link structure
62% 
Server
70% 
External factors
100% 
SEO Score
Response time
0.88 s
File size
12.90 kB
Words
575
Media files
6
Number of links
45 internal / 5 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
SETI@home
The page title is too short. (117 pixels of 580 max pixel length) Optimize title
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
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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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
langen
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 575 words. That's ok.
36% of the text are stop words.
The page contains a listing, which indicates a good text layout.
10 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 18 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" is provided.
This page only loads 2 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 12 tags for this page.
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
/img/tarantula-sah.jpgNo alt attribute provided
/images/sah_logo_wb.pngNo alt attribute provided
/user_profile/images/2262_sm.jpgUser profile
/img/head_20.pngProfileView the profile of Eric Pezoa
/img/rss_icon.gifRSS
/img/pb_boinc.gifPowered by BOINC

Page structure

H1 heading
(Critically important)
What is SETI@home?
Too many H1 headings
The H1 heading is too short (18 characters). It should be at least 20 Characters long.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 What is SETI@home?
H1 User of the Day
H1 News
H4 SETI@home is in hiberation.
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.
There are 5 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://setiathome.berkeley.edu/Subdomain No Text
/sah_help.phpSubdomain Help
/sah_donate.phpSubdomain Donate
/sah_porting.phpSubdomain Porting
/sah_graphics.phpSubdomain Graphics
https://boinc.berkeley.edu/add...External Subdomain Add-ons
/sah_about.phpSubdomain About SETI@home
/ap_faq.phpSubdomain About Astropulse
/sah_sci_newsletters.phpSubdomain Science newsletters
/nebula/index.phpSubdomain Nebula
/stats.phpSubdomain Statistics
/show_server_status.phpSubdomain Server status
/tech_news.phpSubdomain Technical news
/apps.phpSubdomain Applications
/cert_print.phpSubdomain Certificate
/kiosk/Subdomain World view
/host_stats.phpSubdomain Host breakdown
/forum_index.phpSubdomain Message boards
/forum_help_desk.phpSubdomain Questions and Answers
/team.phpSubdomain Teams
/profile_menu.phpSubdomain Profiles
/user_search.phpSubdomain User search
/related.phpSubdomain Web sites
/misc.phpSubdomain Pictures and music
/uotd.phpSubdomain User of the day
/site_search.phpSubdomain Site search
/language_select.phpSubdomain Languages
/sah_help.phpSubdomain Text duplicate Help
/signup.phpSubdomain Join
/login_form.phpSubdomain Login
/forum_forum.php?id=1511Subdomain back-end data analysis
https://scienceunited.org/External keep crunching for science
http://www.berkeley.edu/External Subdomain UC Berkeley
/signup.phpJoin SETI@home
/login_form.phpLog in
/view_profile.php?userid=2262Subdomain IMG-ALT User profile
/view_profile.php?userid=2262Subdomain IMG-ALT Profile
/show_user.php?userid=2262Subdomain Eric Pezoa
/forum_thread.php?id=85996Nofollow Subdomain Final update
/forum_thread.php?id=85997Subdomain Discuss
https://www.zooniverse.org/pro...Nofollow External Subdomain URL anchor text
https://www.zooniverse.org/projects/ucla-seti-group/are-we-alone-in-the-universe
/forum_thread.php?id=85990Subdomain Text duplicate Discuss
/forum_thread.php?id=85927Subdomain Text duplicate Discuss
/forum_thread.php?id=85870&pos...Nofollow Subdomain Anchor saying goodbye to a lot of history.
/forum_thread.php?id=85871Subdomain Text duplicate Discuss
/forum_thread.php?id=85810Nofollow Subdomain New zones, a milestone, and next steps
/forum_thread.php?id=85811Subdomain Text duplicate Discuss
/old_news.phpSubdomain ... more
/rss_main.phpRSS feed
IMG-ALT RSS
https://boinc.berkeley.edu/External Subdomain IMG-ALT Powered by BOINC

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://setiathome.berkeley.edu/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.88 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
A Content Delivery Network like Google Hosted Libraries can save bandwidth for the JQuery files.
A Content Delivery Network like Bootstrap CDN can save bandwidth for Bootstrap front-end component library.
This page only loads 2 CSS files. That's ok.
This page only loads 2 JavaScript files. That's good!
The file size of the HTML document is fine (13 kB).

HTTP Response Header

NameValue
dateSat, 29 Jun 2024 02:52:21 GMT
serverApache/2.4.52 (Ubuntu)
expiresMon, 26 Jul 1997 05:00:00 UTC
last-modifiedSat, 29 Jun 2024 02:52:21 UTC
cache-controlno-cache, must-revalidate, post-check=0, pre-check=0
pragmano-cache
varyAccept-Encoding
content-encodinggzip
content-length3728
content-typetext/html; charset=utf-8
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 8,400 referring domains.
This page has 489,438 backlinks.
This page has backlinks from 5,561 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /account
Disallow: /add_venue
Disallow: /am_
Disallow: /bug_report
Disallow: /edit_
Disallow: /host_
Disallow: /hosts_
Disallow: /prefs_
Disallow: /result
Disallow: /nebula
Disallow: /team
Disallow: /workunit
Disallow: /cgi-bin
Disallow: /show_
Disallow: /team_
Disallow: /ntpckr.php
Disallow: /~aparsons/guitar/guitar.py.cgi
Disallow: /beta/account
Disallow: /beta/add_venue
Disallow: /beta/am_
Disallow: /beta/bug_report
Disallow: /beta/edit_
Disallow: /beta/host_
Disallow: /beta/hosts_
Disallow: /beta/prefs_
Disallow: /beta/result
Disallow: /beta/team
Disallow: /beta/workunit
Disallow: /beta/cgi-bin
Disallow: /beta/show_
Disallow: /beta/team_

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Search preview

setiathome.berkeley.edu
SETI@home

Most important keywords

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

KeywordResultRecheck
SETI79%Check
SETI experiments58%Check
find ET58%Check
Berkeley48%Check
User42%Check
news38%Check
day38%Check
hiberation38%Check
view36%Check
Log36%Check
Show more keywords and terms

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