What powers clockhistory.com?
Last seen Sep 2026 · 18 technologies across 13 categories
Advertising
Affiliate programs
Analytics
CDN
Cookie compliance
Font scripts
JavaScript libraries
Miscellaneous
Payment processors
Performance
Security
Tag managers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 bytespider removed from robots.txt
- Oct 2026 amazonbot removed from robots.txt
- Oct 2026 applebot-extended removed from robots.txt
- Oct 2026 meta-externalagent removed from robots.txt
- Oct 2026 ccbot removed from robots.txt
- Oct 2026 claudebot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 54% desktop
- 46% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,417,539 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.7 MB · 35 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.26.6.170, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 79,729, 2 hosts
- Verified with: Brave Creators, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Cloudflare Bot Management Sep 2026
- detected CookieYes Sep 2026
- detected core-js Sep 2026
- detected eBay Partner Network Sep 2026
- dropped Snowplow Analytics Jul 2026
- detected Cloudflare Bot Management Jun 2026
- detected Snowplow Analytics May 2026