indexo.dev

schemasofuncertainty.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 455 ms crawled 2026-06-01

NL · 213.108.104.106 · AS47172 Greenhost BV

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Schemas of Uncertainty

Technology

Server
Apache
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Registration

Registrar
Metaregistrar BV
Created
2020-10-28
Expires
2026-10-28 147 days left
Updated
2025-11-07
Name servers
  • ns1.greenhost.nl
  • ns2.greenhost.net
  • ns3.greenhost.nl

DNS records live

NS
  • ns1.greenhost.nl
  • ns2.greenhost.net
  • ns3.greenhost.nl
MX
  • 10 mx1.greenhost.nl
  • 10 mx2.greenhost.nl

Email authentication weak

SPF
v=spf1 include:spf.greenhost.nl ~all
softfail (~all)
DMARC
not published
DKIM
  • mail: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC9pkoIPE73Dv/P0cf6cc4ZCjowyO3GLaq7g8RPEU2y/MGe1Zlfvj083Jq0sOm79VGybzG8TKm/DRc0EFB3HoIHPY2aY…
selectors probed

Certificate (current)

R12
from 2026-05-07 to 2026-08-05
Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schemasofuncertainty.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)