What powers johnhalpern.co.uk?
Last seen Sep 2026 · 23 technologies across 16 categories
Analytics
CDN
Cloudflare
since Dec 2022
Google Hosted Libraries
since Dec 2022
CMS
Ecommerce
ConvertKit
since Dec 2022
Font scripts
Google Font API
since Mar 2021
Hosting
GoDaddy
since Dec 2022
Issue trackers
Sentry
since Jan 2023
JavaScript frameworks
Stimulus
since Mar 2021
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
RSS
since Dec 2022
Performance
Priority Hints
since Sep 2026
Security
Cloudflare Bot Management
since Dec 2022
HSTS
since Dec 2022
Video players
YouTube
since Mar 2021
Webmail
Google Workspace
since Dec 2022
Widgets
Patreon
since Dec 2022
AI Crawlers
Restricts 16 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- AI2Bot Restricted
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- img2dataset Restricted
- meta-externalagent Restricted
- Webzio-Extended Restricted
Search and AI assistants
- Amazonbot Restricted
- DuckAssistBot Restricted
- YouBot Restricted
The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
16 of 33 AI crawlers restricted
Open Page Rank
0.64 / 10 · ranked #21,181,183 of all domains
3 referring domains · OpenPageRank
Infrastructure
- Hosted on Squarespace (198.49.23.144)
- DNS: GoDaddy DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 4,753,216, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped Choices Sep 2026