What powers 
sobolevn.me?
Last seen Aug 2026 · 8 technologies across 7 categories
Analytics
Google Analytics
since Apr 2019
Caching
Varnish
since Apr 2019
CDN
Fastly
since Apr 2019
Comment systems
Disqus
since Sep 2021
Font scripts
Google Font API
since Apr 2019
Miscellaneous
PaaS
GitHub Pages
since Apr 2019
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.01 / 10 · ranked #557,894 of all domains
64 referring domains · OpenPageRank
Page
- CDN: Fastly
- Weight: 0.8 MB · 28 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- DNS: Yandex 360
- Email: Yandex 360
- Email security: SPF, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,889,075
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted