indexo.dev

historyofinformation.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-08 · ok HTTP/1.1 200 1390 ms crawled 2026-05-12

US · 104.21.66.243 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
History of Information
Description
An interactive, illustrated timeline of historic moments in humankind's quest for information. With annotations by Jeremy Norman.
Language
en

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×4
  • ajax.googleapis.com×1
  • www.googletagmanager.com×1

Registration

Registrar
Network Solutions, LLC
Created
2011-01-06
Expires
2031-01-06 1693 days left
Updated
2021-01-06
Name servers
  • demi.ns.cloudflare.com
  • luke.ns.cloudflare.com

DNS records live

NS
  • demi.ns.cloudflare.com
  • luke.ns.cloudflare.com
MX
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 30 alt2.aspmx.l.google.com
  • 40 aspmx2.googlemail.com
  • 50 aspmx3.googlemail.com
TXT
  • google-site-verification=2zgxVsvgMFAoyPFIKEnp6ij1eNLr50qniQzD4ETX8kk

Email authentication weak

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

Certificate (current)

WE1
from 2026-05-08 to 2026-08-06
Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)