andreyfradkin.com
HTML metadata
Technology
- CDN
- Fastly
- Server
- GitHub.com
- Analytics
-
- Google Tag Manager
- Fonts
-
- Google Fonts
Third-party hosts loaded (3)
- fonts.googleapis.com×3
- fonts.gstatic.com×1
- www.googletagmanager.com×1
Social
Registration
- Registrar
- IONOS SE
- Created
- 2012-11-20
- Expires
- 2026-11-20 170 days left
- Updated
- 2025-11-21
- Name servers
-
- ns1027.ui-dns.biz
- ns1027.ui-dns.com
- ns1027.ui-dns.de
- ns1027.ui-dns.org
DNS records live
- NS
-
- ns1027.ui-dns.biz
- ns1027.ui-dns.com
- ns1027.ui-dns.de
- ns1027.ui-dns.org
- MX
-
- 10 mx00.ionos.com
- 10 mx01.ionos.com
Email authentication partial
- SPF
-
v=spf1 include:_spf-us.ionos.com ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=none;policy: none (monitoring only) - DKIM
- no key found at common selectors
Certificate (current)
R12
Expires in 56 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Links to (23)
- x.com×1
- ulb.ac.be×1
- twitter.com×1
- substack.com×1
- strangeloopcanon.com×1
- sidapeng.com×1
- openicpsr.org×1
- nber.org×1
- nadavtadelis.com×1
- mertdemirer.com×1
- john-joseph-horton.com×1
- jessica-fong.com×1
- hbr.org×1
- google.com×1
- github.io×1
- github.com×1
- doi.org×1
- daveholtz.net×1
- cepr.org×1
- brynjolfsson.com×1
- bradjlarsen.com×1
- alexandermackay.org×1
- acm.org×1