Aps.org - SEO Checker

Overview of the SEO Check
Meta information
77% 
Page quality
64% 
Page structure
79% 
Link structure
56% 
Server
0% 
External factors
100% 
SEO Score
Response time
0.81 s
File size
42.90 kB
Words
599
Media files
46
Number of links
109 internal / 38 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
APS Physics | APS Home
There are word repetitions in the page title.
The length of the page title is perfect. (234 pixels out of 580 max pixel length)
Meta description
(Critically important)
American Physical Society (APS) is a non-profit membership organization working to advance and diffuse the knowledge of physics through its outstanding research journals, scientific meetings, and education, outreach, advocacy and international activities.
The meta description is too long: 1578 pixels from max. 1000 pixels. Optimize description
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
Language defined in HTTP-Equiv meta tag: en-us
Server location: Germany
There are different language information within the page markup.
The following language is defined by HTML: en-us
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
keywordsEmpty
descriptionAmerican Physical Society (APS) is a non-profit membership organization working to advance and diffuse the knowledge of physics through its outstanding research journals, scientific meetings, and education, outreach, advocacy and international activities.
Viewportwidth=device-width, initial-scale=1.0
langen
twitter:cardsummary_large_image
twitter:site@apsphysics
twitter:titleAPS Physics
twitter:descriptionThe American Physical Society (APS) is a nonprofit membership organization working to advance the knowledge of physics.
twitter:imagehttp://www.aps.org/images/logo-aps-sm.gif
twitter:image:altAPS Physics
og:urlhttp://www.aps.org/index.cfm
og:titleAPS Physics
og:descriptionThe American Physical Society (APS) is a nonprofit membership organization working to advance the knowledge of physics.
og:imagehttp://www.aps.org/images/logo-aps-sm.gif
Content-Typetext/html; charset=UTF-8
Content-Languageen-us

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Page quality

Content
(Critically important)
The average number of words per sentence of 32.4 words is high.
This page contains 599 words. That's ok.
16.7% of the text are stop words.
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.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This website loads 16 javascript files. This may affect the load time negatively.
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 12 tags for this page.
Image SEO
(Somewhat important)
10 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
/templates/images/apslogo.gifAmerican Physical Society
...ree/glyphicons/png/glyphicons-4-user.pngNo alt attribute provided
.../glyphicons/png/glyphicons-28-search.pngNo alt attribute provided
...ns/png/glyphicons-517-menu-hamburger.pngNo alt attribute provided
...s/APS_website_slider_Iran_web_slider.pngLaser-Plasma Particle Acceleration
..._slider_Iran_mobile_1_336288_375x175.pngLaser-Plasma Particle Acceleration
/images/MM21_HomepageSlide_RegEarly.pngLaser-Plasma Particle Acceleration
...epageSlide_Reg_Mobile_336288_375x175.pngLaser-Plasma Particle Acceleration
/images/2021-Cong-Fell-Homepage.pngLaser-Plasma Particle Acceleration
...Fell-Hmpge-mobile-v_2_336288_375x175.pngLaser-Plasma Particle Acceleration
/images/APSWebsiteSlider_PR-PER.pngLaser-Plasma Particle Acceleration
...SWebsiteMobile_PR-PER_336288_375x175.pngLaser-Plasma Particle Acceleration
...WebsiteSlider_AM21_Abstracts_home_v2.pngLaser-Plasma Particle Acceleration
...1_Abstracts_mobile_v2_336288_375x175.pngLaser-Plasma Particle Acceleration
...lider_HistoricSite_2021_Noms_home_v1.pngLaser-Plasma Particle Acceleration
...1_Noms_mobile_v2-copy_336288_375x175.pngLaser-Plasma Particle Acceleration
/images/NMCC21_home_v4.pngLaser-Plasma Particle Acceleration
/images/NMCC21_mobile_v1_336288_375x175.pngLaser-Plasma Particle Acceleration
.../2020-Integral-Devel-Homepage-slider.pngLaser-Plasma Particle Acceleration
...Integral-Devel-Mobile_336288_375x175.pngLaser-Plasma Particle Acceleration
...ges/APSWebsiteSlider_PRX-Laser_APS_2.pngLaser-Plasma Particle Acceleration
...er_PRX-Laser_Mobile-2_336288_375x175.pngLaser-Plasma Particle Acceleration
/images/PhysTEC-home_340689_450x245.jpgNo alt attribute provided
...ges/erbium-atoms-home_340689_450x245.jpgNo alt attribute provided
/images/visa_340689_450x245.pngNo alt attribute provided
/images/US-China-6block_340689_450x245.pngNo alt attribute provided
/images/HomepageNews_P-A_340689_450x245.pngNo alt attribute provided
/images/home-nobel_340689_450x245.pngNo alt attribute provided
/meetings/march/images/spacer.gif Spacer
/meetings/march/images/spacer.gif Spacer
/meetings/march/images/spacer.gif Spacer
...physics-images/images/heleshaw-thumb.jpgheleshaw-thumb
...physics-images/images/colony-thumb_1.jpgcolony-thumb
...sics-images/images/measurement-thumb.jpgmeasurement-thumb
...hysics-images/images/blackhole_thumb.jpgblack hole-thumb
...cs-images/images/simulatorcrys-thumb.jpgsimulatorcrys-thumb
...physics-images/images/tube-thumbnail.jpgtube-thumbnail
.../physics-images/images/crystal-thumb.jpgcrystal-thumb
...prizes/images/2020-Ryutov-DAWSON-web.jpgDmitri RyutovDmitri Ryutov
/templates/images/bullet-arrow4.gifNo alt attribute provided
...research-funding/images/gray_arrow_3.gifGray arrow
/templates/images/social-twitter.gifTwitterTwitter
/templates/images/social-facebook.gifFacebookFacebook
/templates/images/social-linkedin.gifLinkedInLinkedIn
/templates/images/social-rss.gifFeedsRSS Feeds
/templates/images/social-youtube.gifYouTubeYouTube

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H3 I Want to...
H3 Upcoming Meetings
H3 APS Membership
H3 APS Publications
H4 Physical Review Journals
H4 Physics Magazine
H4 March Meeting 2021
H4 April Meeting 2021
H4 COVID-19
H4 Image Gallery
H4 Honors Spotlight
H4 Find Your Unit
H4 Physics Jobs
H4 Follow Us
H4 Engage
H4 My APS
H4 Information for
H4 About APS
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 amount of internal links is ok.
None of the anchor texts is too long.
There are too many external links (38) on this page.
LinkAttributesAnchor text
https://www.aps.org/IMG-ALT American Physical Society
https://www.aps.org/index.cfmAPS
http://journals.aps.org/External Journals
http://www.physicscentral.com/External PhysicsCentral
http://physics.aps.org/External Physics Magazine
https://my.aps.org/External Login
/membership/join.cfmBecome a Member
/about/contact/index.cfmContact Us
https://my.aps.org/External No Text
https://www.aps.org/index.cfmText duplicate APS
https://journals.aps.org/External Text duplicate Journals
http://www.physicscentral.com/External Text duplicate PhysicsCentral
http://physics.aps.org/External Text duplicate Physics Magazine
/publications/index.cfmPublications
/publications/journals/index.cfmPhysical Review Journals
/publications/apsnews/index.cfmAPS News
/publications/physics.cfmText duplicate Physics Magazine
/publications/physics-today.cfmPhysics Today
/publications/other.cfmOther APS Publications
/meetings/index.cfmMeetings & Events
/meetings/march/index.cfmMarch Meeting
/meetings/april/index.cfmApril Meeting
/meetings/calendar.cfmMeeting Calendar
/meetings/abstract/index.cfmAbstract Submission
/meetings/baps/index.cfmMeeting Archive
/meetings/policies/index.cfmPolicies & Guidelines
/meetings/multimedia/index.cfmMeeting Presentations
/programs/index.cfmPrograms
/programs/education/index.cfmEducation
/programs/ethics/index.cfmEthics
/programs/international/index.cfmInternational Affairs
/programs/outreach/index.cfmPublic Engagement
/programs/women/index.cfmWomen in Physics
/programs/minorities/index.cfmMinorities in Physics
/programs/lgbt/index.cfmLGBT Physicists
/programs/industrial/index.cfmIndustrial Physics
/programs/innovation/index.cfmInnovation
/programs/honors/index.cfmHonors
/careers/index.cfmCareers
/membership/index.cfmMembership
/membership/join.cfmJoin APS
/membership/renewal/index.cfmRenew Membership
https://my.aps.org/apsmemberdi...External Member Directory
https://my.aps.org/External My Member Profile
/membership/services/index.cfmMember Services
/membership/units/index.cfmAPS Units
/membership/chapters.cfmAPS Chapters
/policy/index.cfmPolicy & Advocacy
/policy/issues/index.cfmAction Center
/policy/reports/index.cfmReports & Studies
/policy/statements/index.cfmAPS Statements
/policy/nuclear/index.cfmNuclear Threat Reduction
/policy/contact.cfmContact APS Government Affairs
/careers/index.cfmCareers In Physics
/careers/employment/index.cfmPhysics Jobs
/careers/physicists/index.cfmBecoming a Physicist
/careers/guidance/index.cfmCareer Guidance
/careers/advisors/index.cfmTools for Career Advisors
/careers/statistics/index.cfmStatistical Data
/newsroom/index.cfmNewsroom
/newsroom/updates/index.cfmNews & Announcements
/newsroom/pressreleases/index.cfmPress Releases
/newsroom/social/index.cfmSocial Media
/about/index.cfmAbout APS
/about/mission.cfmMission Statement
/about/strategicplan/index.cfmStrategic Plan
/about/governance/index.cfmSociety Governance
/about/history/index.cfmSociety History
/about/support/index.cfmDonate to APS
https://aps.applicantstack.com...External Subdomain APS Jobs
/about/contact/index.cfmText duplicate Contact Us
/membership/join.cfmText duplicate Become a Member
/publications/apsnews/updates/...IMG-ALT Laser-Plasma Particle Acceleration
https://march.aps.org/registra...External Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
/policy/fellowships/congressio...Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
https://journals.aps.org/prper...External Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
/meetings/april/Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
/programs/outreach/history/his...Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
/programs/minorities/nmc/confe...Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
/about/support/integral.cfmText duplicate IMG-ALT Laser-Plasma Particle Acceleration
https://journals.aps.org/prx/c...External Text duplicate IMG-ALT Laser-Plasma Particle Acceleration
/membership/join.cfmBecome an APS Member
https://my.aps.org/apsmemberdi...External Find a Member
https://store.aps.org/External Shop the APS Store
https://careers.aps.org/jobsee...External Look for a Physics Job
/membership/units/index.cfmFind an APS Unit
/about/support/index.cfmText duplicate Donate to APS
/meetings/meeting.cfm?name=CUW...Conferences for Undergraduate Women in Physics (CUWiP)
/meetings/meeting.cfm?name=ALM21Annual Leadership Meeting
/meetings/meeting.cfm?name=NMC21National Mentoring Community Conference
/meetings/calendar.cfmView Meeting Calendar
/programs/international/visa/i...Visa Information
/memb-sec/join/startpage.cfmJoin Now
/membership/student.cfmFree Student Trial
/membership/join.cfmLearn More
https://journals.aps.org/External Go to Physical Review Journals
http://link.aps.org/doi/10.110...External Trend: The Low-Mass Dark Matter Frontier
http://link.aps.org/doi/10.110...External Video: "Pac-Man" Mechanism for Moving Tiny Droplets
http://physics.aps.org/External Go to Physics Magazine
/publications/apsnews/updates/...Eight Universities Join the 2019-2020 PhysTEC 5+Club
/publications/apsnews/202012/i...APS News December 2020
/policy/analysis/intl-benefits...APS Office of Government Affairs Releases New Report
/publications/apsnews/updates/...APS Files FOIA Request in Response to Revocation of Visas for Chinese Students
/publications/apsnews/updates/...Spring 2021 APS Prizes & Awards Recipients
/publications/apsnews/updates/...2020 Nobel Prize in Physics Announced
/newsroom/updates/index.cfmNews Archive
https://march.aps.org/External Text duplicate Learn More
https://april.aps.org/External Text duplicate Learn More
/about/covid-19/Text duplicate Learn More
/about/physics-images/archive/...IMG-ALT heleshaw-thumb
/about/physics-images/archive/...IMG-ALT colony-thumb
/about/physics-images/archive/...IMG-ALT measurement-thumb
/about/physics-images/archive/...IMG-ALT black hole-thumb
/about/physics-images/simulato...IMG-ALT simulatorcrys-thumb
/about/physics-images/archive/...IMG-ALT tube-thumbnail
/about/physics-images/archive/...IMG-ALT crystal-thumb
/about/physics-images/More Physics Images
/programs/honors/prizes/prizer...Dmitri Ryutov
/programs/honors/index.cfmMore about APS Honors
/membership/units/index.cfmUnit Websites
/membership/units/join-unit.cfmJoin an APS Unit
https://careers.aps.org/jobs/r...External Superconducting Quantum Materials and Systems (SQMS) Positions | Fermi National Accelerator Laboratory
https://careers.aps.org/jobs/r...External 2020 Job Openings for Global Scholars, UESTC-IFFS | Institute of Fundamental and Frontier Science (IFFS) of University of Electronic Science and Tech.
http://careers.aps.org/External APS Physics Career Center
/newsroom/social/index.cfmFollow Us
http://twitter.com/APSphysicsNew window External IMG-ALT Twitter
http://www.facebook.com/apsphy...New window External IMG-ALT Facebook
https://www.linkedin.com/group...New window External IMG-ALT LinkedIn
http://feeds.aps.org/New window External IMG-ALT Feeds
http://www.youtube.com/user/ap...New window External IMG-ALT YouTube
/membership/join.cfmText duplicate Become an APS Member
/meetings/abstract/index.cfmSubmit a Meeting Abstract
https://authors.aps.org/Submis...External Submit a Manuscript
https://journals.aps.org/searchExternal Find a Journal Article
/about/support/index.cfmText duplicate Donate to APS
/membership/renewal/index.cfmText duplicate Renew Membership
https://my.aps.org/managemyunitsExternal Text duplicate Join an APS Unit
https://my.aps.org/nc__myprofileExternal Update Contact Information
https://librarians.aps.org/External Librarians
https://journals.aps.org/authorsExternal Authors
https://journals.aps.org/refereesExternal Referees
/newsroom/index.cfmMedia
/membership/student.cfmStudents
https://www.aps.org/about/Text duplicate About APS
https://www.aps.org/Text duplicate American Physical Society
/about/privacy.cfmPrivacy Policy
/about/contact/index.cfmText duplicate Contact Us

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.aps.org/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time of 0.81 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.
This website loads 8 CSS files. This may affect the page load time negatively.
This website loads 16 javascript files. This may affect the load time negatively.
The file size of the HTML document is fine (43 kB).

HTTP Response Header

NameValue
content-typetext/html;charset=UTF-8
transfer-encodingchunked
connectionkeep-alive
cache-controlno-cache="set-cookie"
content-security-policyframe-ancestors 'self'
dateSun, 13 Dec 2020 04:13:59 GMT
expiresSun, 13 Dec 2020 04:22:54 GMT
serverApache/2.4.43 (Amazon) OpenSSL/1.0.2k-fips mod_jk/1.2.41
set-cookie26 Characters
set-cookie29 Characters
set-cookie31 Characters
set-cookie86 Characters
set-cookie58 Characters
set-cookie165 Characters
set-cookie190 Characters
x-frame-optionsSAMEORIGIN
x-cacheMiss from cloudfront
via1.1 efa3f650322a17dcd37faac064c8c2c7.cloudfront.net (CloudFront)
x-amz-cf-popLHR61-C2
x-amz-cf-id6aWwX9rMEWSHdDik-TsgHlCKYOlFhOlZFlIxQuv4Mx_QJJ6QWcG02w==
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 33,855 referring domains.
This website has 10,317,199 backlinks.
This website has backlinks from 27,000 different ip addresses.
Facebook popularity
(Somewhat important)
This website has social activity like shares, comments or likes on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

User-Agent: *
Disallow: /cache
Disallow: /cache.old
Disallow: /customfields
Disallow: /datasheet-modules
Disallow: /lex
Disallow: /memb-sec
Disallow: /menuoverride
Disallow: /presentation
Disallow: /renderhandlers
Disallow: /rte-snippets
Disallow: /training
Disallow: /*?renderforprint=1
Disallow: /*?csModule=error-page-expired*
Disallow: /*?*&renderforprint=1
Disallow: /about/governance/misc
Disallow: /commonspot
Sitemap: http://www.aps.org/Sitemap2.xml

Facebook popularity

Shares / Likes / Comments
2,520

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

www.aps.org
APS Physics | APS Home
American Physical Society (APS) is a non-profit membership organization working to advance and diffuse the knowledge of physics through its outstanding research journals, scientific meetings, and education, outreach, advocacy and international activities.

Most important keywords

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

KeywordResultRecheck
APS79%Check
APS Physics73%Check
Physics68%Check
in Physics66%Check
APS Publications60%Check
APS News59%Check
APS Units58%Check
Join APS58%Check
Women in Physics58%Check
Physical56%Check

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