What powers ctc.com?
Last seen Oct 2026 · 43 technologies across 26 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Operating systems
PaaS
Page builders
Performance
Programming languages
Security
SEO
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
Widgets
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.67 / 10 · ranked #375,924 of all domains
127 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 1.5 MB · 94 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Concurrent Technologies Corporation
- Country: United States
From Wikidata (CC0).
Infrastructure
- Registered Sep 1995 (31 years) via Network Solutions, LLC, renews Sep 2027
- Hosted on CTC - Concurrent Technologies Corporation (206.166.250.32)
- DNS: ctc.com
- Email: ctc.com
- Email security: SPF (hard fail), DMARC monitor only
- SSL: DigiCert, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 692,533, 25 hosts
- Verified with: Apple Business, Cisco, Jamf, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| careers.ctc.com | 22 |
| evc.ctc.com | 20 |
| www.ctc.com | 14 |
Full technology history →
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Recent changes
- dropped CallRail Aug 2026
- detected Apple iCloud Mail Dec 2025