What powers atcouncil.org?
Last seen Sep 2026 · 38 technologies across 22 categories
Advertising Networks
Analytics
CDN
CMS
Cookie compliance
Ecommerce
Font Scripts
JavaScript Frameworks
JavaScript libraries
Maps
Miscellaneous
Operating Systems
Payment processors
Performance
Programming languages
Security
Tag managers
UI frameworks
Video Players
Web servers
Webmail
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 * removed from robots.txt
- Sep 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 llms.txt removed
- Sep 2026 llms-full.txt removed
- Sep 2026 *: Allowed (was Restricted)
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| atc hazards by location | #3 | 70 |
| cripple walls | #4 | 53 |
| atc hazards by location | #5 | 34 |
| cripple wall | #8 | 32 |
| atc-20 | #1 | 32 |
| 4 rebar lap length | #1 | 21 |
| atc training | #11 | 20 |
| atc engineers | #4 | 17 |
| rebar splice table | #1 | 15 |
| fema p 58 | #2 | 15 |
| class b tension lap splice | #1 | 12 |
| class b lap splice table | #1 | 12 |
| atcouncil wind speed | #1 | 12 |
| atc council | #1 | 12 |
| atc form | #1 | 11 |
| 58/2 | #35 | 11 |
| earthquake damage buildings | #5 | 11 |
| rebar lap splice length chart | #5 | 10 |
| atc wind speed | #6 | 9 |
| atc engineering | #5 | 9 |
| atc hazards | #12 | 8 |
| rebar splice chart | #2 | 8 |
| splice length for 4 rebar | #2 | 8 |
| lap splice length | #2 | 8 |
| hazards atcouncil | #2 | 8 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 82% desktop
- 18% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.03 / 10 · ranked #243,358 of all domains
140 referring domains · OpenPageRank
Search traffic
690 est. monthly organic visits (US)
428 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0.15 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Cloudflare
- Weight: 0.3 MB · 8 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- The ATC Store (Applied Technology Council on Wikidata)
- Founded: 1973
- Country: United States
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Registered Aug 1995 (31 years) via Network Solutions, LLC, renews Aug 2030
- Hosted on Cloudflare (104.21.57.236, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 1,946,466, 14 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| store.atcouncil.org | 21 |
| snowload.atcouncil.org | 15 |
| windspeed.atcouncil.org | 15 |
| atc175.atcouncil.org | 10 |
| roverready.atcouncil.org | 10 |
| femap58.atcouncil.org | 9 |
| femap2208.atcouncil.org | 8 |
| www.atcouncil.org | 4 |
| hazards.atcouncil.org | 3 |
Full technology history →
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Recent changes
- detected Cloudflare Browser Insights Nov 2025