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Accessibility Scan Report

Scan ID: www-nsf-gov--2026-02-16T22-26-23-790Z--nsf-quarterly-desktop-light-chromium · Date: 2/16/2026, 10:26:23 PM · Mode: ci · Viewport: Desktop · Color: Light · Max pages: 50 · Sampling: shuffle (seed nsf-quarterly)

Pages scanned

50
Targets from sitemap or config

Pages with issues

50
100% of pages

Must Fix

38
Critical / Serious impacts

Good to Fix

137
Moderate / Minor impacts

Manual review

0
Potential false positives

WCAG compliance snapshot

Automated coverage only; manual verification still required.

Top pages to review

Issues grouped by impact

list
<ul> and <ol> must only directly contain <li>, <script> or <template> elements
Impact: serious · Pages with issue: 5
Template match: 26 nodes share the same snippet.
Fix all of the following: List element has direct children that are not allowed: ul
Selector: ul:nth-child(41) > li > ul
<ul>
Unique: c6759a4ac7573fd7b0d929fd3c0cbab3
Selector: ul:nth-child(25)
<ul> <span class="input"> <li> <p>Alan Hevner, Program Director, CCF Division, 1114 N, telephone: (703) 292-8910, fax: (703) 292-9059, email: <a href="mailto:ahevner@nsf.gov">ahevner@nsf.gov</a></p> </li> </span> </ul>
Unique: 7dd886c50f4fbd1909fa3e6d9cf11834
Selector: ol:nth-child(68)
<ol>
Unique: 0acf73461cbb69c8a459df08baf4f84b
Selector: ul:nth-child(3)
<ul>
Unique: d2333ae0f461b8e42227a74f54c679c6
listitem
<li> elements must be contained in a <ul> or <ol>
Impact: serious · Pages with issue: 1
Template match: 3 nodes share the same snippet.
Fix any of the following: List item does not have a <ul>, <ol> parent element
Selector: ul:nth-child(25) > .input > li
<li> <p>Alan Hevner, Program Director, CCF Division, 1114 N, telephone: (703) 292-8910, fax: (703) 292-9059, email: <a href="mailto:ahevner@nsf.gov">ahevner@nsf.gov</a></p> </li>
Unique: e2d468d82740e078ee08f3cc67d7b1a2
image-alt
Images must have alternative text
Impact: critical · Pages with issue: 1
Fix any of the following: Element does not have an alt attribute aria-label attribute does not exist or is empty aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty Element has no title attribute Element's default semantics were not overridden with role="none" or role="presentation"
Selector: img[height="1"]
<img src="https://www.nsf.gov/pubs/2013/nsf13523/nsf05578_files/x.gif" height="1" width="8">
Unique: 1daaca425647a4f82bb9657a101dacb2
link-name
Links must have discernible text
Impact: serious · Pages with issue: 1
Fix all of the following: Element is in tab order and does not have accessible text Fix any of the following: Element does not have text that is visible to screen readers aria-label attribute does not exist or is empty aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty Element has no title attribute
Selector: ul:nth-child(31) > li:nth-child(2) > a:nth-child(1)
<a href="https://nsf-gov-resources.nsf.gov/about/budget/fy2009/tables/rra_ia_01.xls"></a>
Unique: 8112a73dfd90beee9f35189b489ed8c0
landmark-complementary-is-top-level
Aside should not be contained in another landmark
Impact: moderate · Pages with issue: 37
Template match: 30 nodes share the same snippet.
Fix any of the following: The null landmark is contained in another landmark.
Selector: aside
<aside class="node__sidebar tablet:grid-col-4">
Unique: e79137c3296a27a1ef7b81ce1cd5577c
Selector: .layout__region--sidebar
<aside class="layout__region--sidebar">
Unique: 76f99ecb7eb03d9b09bbf0568d0f0557
Selector: #image-caption-credit-block
<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">
Unique: a5387bd91e8d89c4e8f4e12b4684f81c
Selector: #image-caption-credit-block
<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">
Unique: b2a598ab2ce883d9004766ed6751a599
Selector: .layout__region--sidebar
<aside class="layout__region--sidebar">
Unique: 0193cd72b2eab4f75b828c862b1632bc
Selector: aside
<aside class="node__sidebar tablet:grid-col-4">
Unique: 2d906cbbb6e9dcb6744778f751a85616
Selector: #image-caption-credit-block
<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">
Unique: 0d740a73dd99fef6e3514e1d6ac42fce
Selector: .layout__region--sidebar
<aside class="layout__region--sidebar">
Unique: 672acf0c736d62c97221b7577804e732
Selector: #image-caption-credit-block
<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">
Unique: c49c194188a3d7ff38a79c38c61d3886
Selector: .layout__region--sidebar
<aside class="layout__region--sidebar">
Unique: c5daf4380b192bf66b84a0de6dc73ddf
region
All page content should be contained by landmarks
Impact: moderate · Pages with issue: 50
Template match: 50 nodes share the same snippet.
Fix any of the following: Some page content is not contained by landmarks
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: 46e5d5f869bd4de9f02b70f07606868e
Selector: .block-nsf-print-block
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: c1810c1f1fe7a6ee86ce4795da9c36aa
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: c08718de82ee10d6dbf13ec54516e359
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: 5a29f0727ae2e94760edf79a6b08bb93
Selector: .usa-footer__return-to-top
<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>
Unique: 162d646f285cfb982dff59ca641dbd7d
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: e7c499f5e23f27ebf0802f39048bad2b
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: a05deaf36577493c5f89864aea46f50c
Selector: .block-nsf-print-block
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: 841f7a7f45ded81b9e9bf76e44ac36bd
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: 1ea546d583f7bff4898496c40d4db0b9
Selector: .block-nsf-custom
<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>
Unique: 128a0e6c2a4e64885bcfd52e3311808d
heading-order
Heading levels should only increase by one
Impact: moderate · Pages with issue: 4
Fix any of the following: Heading order invalid
Selector: .award-winner-search-result__name
<h3 class="award-winner-search-result__name"> <div class="field field-pa-first-name">Coleen</div> <div class="field field-pa-last-name">Carrigan</div> </h3>
Unique: 8db6b0afec98ad92d8a541ae46ddfce8
Selector: .award-winner-search-result__name
<h3 class="award-winner-search-result__name"> <div class="field field-pa-first-name">Paul</div> <div class="field field-pa-last-name">Torrens</div> </h3>
Unique: 64abe993d16401f58d63e9e65139f89a
Selector: .award-winner-search-result__name
<h3 class="award-winner-search-result__name"> <div class="field field-pa-first-name">Franck</div> <div class="field field-pa-last-name">Vernerey</div> </h3>
Unique: 219d636f1827c3faa254e607bd3fa621
Selector: .field-news-body > h3
<h3><span><span><strong><span lang="ES"><span>NSF creará nuevo centro educativo en el Observatorio de Arecibo </span></span></strong></span></span></h3>
Unique: b91988522df0ad8ceecbd2f0c8f12de5

About this scan

2/16/2026, 10:26:23 PM (UTC)
Target: www.nsf.gov
Viewport: Desktop
Color scheme: Light
Browser: chromium
Mode: ci
Max pages: 50
Sampling: shuffle (seed nsf-quarterly)
Pages crawled: 50
Total occurrences: 175

Trend (total occurrences)

Loading trend…
Debug info (run config)
  • Mode: ci
  • Viewport: desktop
  • Color scheme: light
  • Browser: chromium
  • Max pages: 50
  • Concurrency: 2
  • Timeout (ms): 30000
  • Base URL: https://www.nsf.gov
  • Targets: https://www.nsf.gov/funding/opportunities/sos-ddrig-science-science-doctoral-dissertation-research-improvement/505709/nsf19-611/solicitation, https://www.nsf.gov/policies/document/significant-changes-cooperative-agreement-supplemental-0, https://www.nsf.gov/funding/opportunities/spectrum-efficiency-energy-efficiency-security-enabling/505311/nsf19-529, https://www.nsf.gov/news/study-uncovers-magnetic-memory-european-glass-eels, https://www.nsf.gov/events/iucrc-center-energy-smart-electronic-systems-es2-0, https://www.nsf.gov/funding/opportunities/seco-small-business-erc-collaborative-opportunity/503333/nsf12-543, https://www.nsf.gov/funding/opportunities/sod-science-design/12766/nsf07-505/solicitation, https://www.nsf.gov/funding/information/dcl-engcms-proposal-submission-windows-unsolicited-proposals/nsf04-047, https://www.nsf.gov/news/coast-clear-not-many-beachfront-areas, https://www.nsf.gov/funding/opportunities/sts-science-technology-society/5324/nsf05-588, https://www.nsf.gov/funding/opportunities/earthscope/501035/nsf09-535, https://www.nsf.gov/events/national-science-board-meeting-139, https://www.nsf.gov/geo/opp/updates/opp-arctic-sciences-section-welcomes-kayla-hubbard, https://www.nsf.gov/funding/opportunities/ice-t-us-eu-internet-core-edge-technologies/505516/nsf18-535/solicitation, https://www.nsf.gov/funding/opportunities/dcl-neurobiology-changing-ecosystems-nice/nsf24-044, https://www.nsf.gov/funding/opportunities/asc-analytical-surface-chemistry/5677/pd07-3906, https://www.nsf.gov/funding/opportunities/dcl-research-experiences-undergraduates-reu-supplemental-funding/nsf15-041, https://www.nsf.gov/news/nsf-white-house-office-science-technology-policy, https://www.nsf.gov/tip/data, https://www.nsf.gov/funding/opportunities/antarctic-ocean-atmospheric-sciences/13422/pd05-5113, https://www.nsf.gov/funding/opportunities/dcl-software-infrastructure-sustained-innovation-s12-program/nsf11-063, https://www.nsf.gov/honorary-awards/pecase/recipients/coleen-carrigan, https://www.nsf.gov/funding/opportunities/i-corpstm-hubs-nsf-innovation-corps-hubs-program/505760/updates/94745, https://www.nsf.gov/events/mcb-virtual-office-hour-major-research-instrumentation/2023-07-12, https://www.nsf.gov/honorary-awards/pecase/recipients/paul-torrens, https://www.nsf.gov/funding/opportunities/art-accelerating-research-translation/nsf25-548/solicitation, https://www.nsf.gov/events/office-hours-preparing-your-nsf-sbirsttr-phase-i-proposal, https://www.nsf.gov/funding/opportunities/nsmds-epansf-networks-sustainable-molecular-design-synthesis/504822/nsf13-523/solicitation, https://www.nsf.gov/funding/opportunities/accelnet-accelerating-research-through-international-network-network/updates/105551, https://www.nsf.gov/news/extinction-icelandic-walrus-coincides-norse, https://www.nsf.gov/news/todays-forecast-better-forecasts, https://www.nsf.gov/funding/opportunities/advancing-informal-stem-learning-equity-resource-center/506012/nsf22-556, https://www.nsf.gov/events/robotics-program-webinar-career-principal-investigators, https://www.nsf.gov/news/coral-reefs-shifting-away-equatorial-waters, https://www.nsf.gov/reports/statistics/federally-funded-rd-centers-report-3-increase-rd-spending-fy, https://www.nsf.gov/events/mobile-computing-hype-or-harbinger, https://www.nsf.gov/events/resilient-network-routing-wireless-networks, https://www.nsf.gov/events/nsf-granted-office-hours/2025-09-24, https://www.nsf.gov/honorary-awards/pecase/recipients/franck-vernerey, https://www.nsf.gov/reports/performance/semiannual-report-congress-september-1999, https://www.nsf.gov/geo/opp/updates/new-report-establishing-maintaining-sustained-arctic, https://www.nsf.gov/news/co-occurring-contaminants-may-increase-north, https://www.nsf.gov/news/specialized-sponge-recycles-minerals-stormwater-reuse, https://www.nsf.gov/news/nsf-director-underscores-chips-science-act, https://www.nsf.gov/news/nsf-create-new-education-center-arecibo, https://www.nsf.gov/news/exploring-dramatic-changes-galaxies, https://www.nsf.gov/about/budget/fy2009/table, https://www.nsf.gov/funding/opportunities/csedi-cooperative-studies-earths-deep-interior/11702/nsf22-547, https://www.nsf.gov/funding/opportunities/ear-pf-earth-sciences-postdoctoral-fellowships/503144/nsf21-605, https://www.nsf.gov/events/nsf-day-san-diego-state-university, https://www.nsf.gov/events/iucrc-center-energy-smart-electronic-systems-es2-7/2021-04-27, https://www.nsf.gov/news/genetic-barcodes-can-ensure-authentic-dna, https://www.nsf.gov/events/silicon-solar-consortium-sisoc-iab-meeting, https://www.nsf.gov/funding/opportunities/cps-cyberphysical-systems/503286/nsf24-581/solicitation, https://www.nsf.gov/events/nsf-funding-quantum-technologies-0, https://www.nsf.gov/funding/opportunities/ear-education-programs/503145/103235, https://www.nsf.gov/events/overview-secure-trustworthy-cyberspace-program/2021-01-29, https://www.nsf.gov/events/icn-wen-webinar, https://www.nsf.gov/news/after-lecture-bob-bea-lifetime-spent-outwitting, https://www.nsf.gov/news/folding-future-rise-origami-inspired-robots, https://www.nsf.gov/news/nsf-nih-partner-internship-opportunity-biomedical, https://www.nsf.gov/events/national-science-board-committee-strategy-cs-teleconference-29, https://www.nsf.gov/funding/opportunities/geoed-geoscience-education/5505/nsf03-515, https://www.nsf.gov/news/research-repetitive-worm-behavior-has-implications, https://www.nsf.gov/funding/opportunities/intbio-integrative-research-biology/505850/updates/96579, https://www.nsf.gov/geo/opp/updates/dear-colleague-letter-support-engaging-students-public-polar, https://www.nsf.gov/funding/opportunities/accelnet-accelerating-research-through-international-network-network/nsf19-501, https://www.nsf.gov/news/monumental-modeling, https://www.nsf.gov/reports/performance/semiannual-report-congress-march-1993, https://www.nsf.gov/funding/opportunities/crcns-collaborative-research-computational-neuroscience/5147/nsf16-607, https://www.nsf.gov/news/nsf-supported-observatory-renamed-astronomer-vera, https://www.nsf.gov/funding/opportunities/hsd-human-social-dynamics-special-competition-fy-2003/5402/nsf03-552/solicitation, https://www.nsf.gov/funding/opportunities/dcl-broader-impacts-framework-proposals-submitted-nsfs-social, https://www.nsf.gov/news/cold-formed-steel-rebuilds-earthquake-resistant, https://www.nsf.gov/events/arctic-rivers-summit, https://www.nsf.gov/policies/document/grant-proposal-guide-nsf-04-2-effective-october-1-2003/nsf04-2, https://www.nsf.gov/funding/opportunities/sfs-cybercorps-scholarship-service/5228/nsf12-585/solicitation, https://www.nsf.gov/news/bubbles-methane-rising-seafloor-puget-sound, https://www.nsf.gov/funding/opportunities/ling-ddri-linguistics-program-doctoral-dissertation-research/505033/nsf20-538/solicitation, https://www.nsf.gov/honorary-awards/national-medal-science/recipients/john-cocke, https://www.nsf.gov/reports/nsb/board/research-development-innovation-science-engineering, https://www.nsf.gov/oia/advisory-committee-environmental-research/communities-in-the-21st-century/sus-conference-and-workshop-awards, https://www.nsf.gov/funding/opportunities/csdco-continental-scientific-drilling-coordination-office-division/504840/nsf13-514, https://www.nsf.gov/news/nsf-5-other-us-agencies-launch-program-build, https://www.nsf.gov/funding/opportunities/lrac-leadership-class-computing-resource-allocations/503224/nsf17-542, https://www.nsf.gov/news/ancient-discovery-reveals-new-knowledge-early, https://www.nsf.gov/funding/opportunities/dcl-equip-engineering-quantum-integrated-platforms-quantum/nsf18-062, https://www.nsf.gov/reports/nsb/testimony/fy-2007-budget-request, https://www.nsf.gov/policies/information-quality, https://www.nsf.gov/events/smart-connected-communities-webinar-nsf-25-527/2025-01-24, https://www.nsf.gov/funding/opportunities/ncs-integrative-strategies-understanding-neural-cognitive/505132/nsf16-508, https://www.nsf.gov/funding/opportunities/aisl-advancing-informal-stem-learning/504793/nsf21-599, https://www.nsf.gov/policies/document/exhibit-300-fy09-financial-accounting-system, https://www.nsf.gov/reports/performance/fy-2010-performance-financial-highlights/nsf11-002, https://www.nsf.gov/reports/topical/transforming-world-through-science, https://www.nsf.gov/news/viewing-world-through-mathematical-lens-can-help, https://www.nsf.gov/honorary-awards/pecase/recipients/rahul-mangharam, https://www.nsf.gov/cise/updates/satc-international-partnerships, https://www.nsf.gov/events/come-newly-rescheduled-nsf-day-birmingham-alabama-may-1st, https://www.nsf.gov/funding/opportunities/dcl-optics-photonics/nsf14-091
  • Sampling: shuffle (seed nsf-quarterly)
  • Results URLs: 50
  • Finished: 2026-02-16T22:28:01.373Z