What powers tenderbase.co.uk?
Last seen Oct 2026 · 24 technologies across 17 categories
Analytics
Appointment scheduling
CDN
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
Operating systems
PaaS
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web server extensions
Web servers
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 91% desktop
- 9% phone
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.87 / 10 · ranked #4,001,466 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- Weight: 1.7 MB · 84 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Amazon Web Services (98.82.41.12)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Sectigo, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 11,928,472, 2 hosts
- Verified with: HubSpot
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- detected Amazon Web Services Jul 2026
- detected Apache HTTP Server Jul 2026
- detected Bootstrap Jul 2026
- detected Calendly Jul 2026
- dropped Cart Functionality Jul 2026
- detected cdnjs Jul 2026
- detected CentOS Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected CodeIgniter Jul 2026
- detected Font Awesome Jul 2026
- detected Google Analytics Jul 2026
- detected Google Tag Manager Jul 2026
- detected HubSpot Jul 2026
- detected jQuery Jul 2026
- detected jQuery CDN Jul 2026
- detected jQuery UI Jul 2026
- detected jsDelivr Jul 2026
- detected Microsoft 365 Jul 2026
- detected Microsoft Clarity Jul 2026
- detected Open Graph Jul 2026
- detected OpenSSL Jul 2026
- detected PHP Jul 2026
- detected Swiper Jul 2026
- detected Unpkg Jul 2026
- detected Unpkg Jun 2026
- dropped Google Font API Feb 2026