What powers 
c-k.com?
Last seen Sep 2026 · 21 technologies across 15 categories
Analytics
Caching
CDN
CMS
Databases
Font scripts
Hosting panels
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
Web servers
Webmail
WordPress plugins
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.06 / 10 · ranked #527,541 of all domains
102 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- Weight: 8.1 MB · 26 requests
- WordPress theme: c-kcom · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Cramer-Krasselt
- Founded: 1898
- Industry: Marketing and agencies (declares
AdvertisingAgency) - Country: United States
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on GoDaddy (72.167.134.98)
- Email: no MX record returned, SPF names Mailgun
- Email security: SPF (hard fail), DMARC monitor only
- SSL: GoDaddy, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 2,377,156, 6 hosts
- Verified with: Apple Business, Google, Jamf, Microsoft 365
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 GSAP Jun 2026
- dropped Priority Hints Jun 2026
- dropped All in One SEO Jan 2026