indexo.dev

structure4notes.com

.com crawl

First seen 2026-04-23 · Last seen 2026-05-14 · ok HTTP/1.1 200 4061 ms crawled 2026-05-17

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Structure4Notes
Language
en

Technology

CDN
Fastly
Server
GitHub.com
CMS
WordPress
Social widgets
  • Vimeo Embed
  • YouTube Embed

Third-party hosts loaded (2)

  • player.vimeo.com×5
  • www.youtube.com×1

Registration

Registrar
GoDaddy.com, LLC
Created
2016-01-16
Expires
2028-01-16 606 days left
Updated
2026-01-17
Name servers
  • ns1.prominic.net
  • ns2.prominic.net
  • ns3.prominic.net
  • ns4.prominic.net

DNS records live

NS
  • ns1.prominic.net
  • ns2.prominic.net
  • ns3.prominic.net
  • ns4.prominic.net
MX
  • 10 mx1-us1.ppe-hosted.com
  • 10 mx2-us1.ppe-hosted.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-27 to 2026-07-26
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://structure4notes.com/

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

Links to (7)

Linked from (1)