What powers optimization101.org?
Last seen Oct 2026 · 13 technologies across 11 categories
Advertising
Google AdSense
since Mar 2022
Analytics
Google Analytics
since Mar 2022
Blogs
Blogger
since Mar 2022
Cookie compliance
Funding Choices
since Mar 2024
JavaScript libraries
Clipboard.js
since Mar 2022
Miscellaneous
Open Graph
since Oct 2022
RSS
since Jan 2023
Performance
Priority Hints
since Oct 2026
Programming languages
Security
reCAPTCHA
since Oct 2022
Tag managers
Google Tag Manager
since Mar 2022
Web servers
OpenGSE
since Mar 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.14 / 10 · ranked #10,560,390 of all domains
3 referring domains · OpenPageRank
Page
- Language: English (United Kingdom)
- CDN: Google
- Weight: 1.3 MB · 71 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Google (216.239.32.21, IPv6)
- DNS: Google Cloud DNS
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 18,558,245, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted