indexo.dev

rulesofengagement.io

.io crawl

First seen 2026-04-23 · Last seen 2026-04-23 · ok HTTP/1.1 200 6765 ms crawled 2026-05-17

DE · 92.113.16.184 · AS47583 Hostinger International Limited

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
The Rules of Engagement
Description
Documents operating conditions and failure patterns that shape outcomes in modern digital systems, regardless of intent.
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://rulesofengagement.io/
Feeds

Open Graph

url
https://rulesofengagement.io/
title
The Rules of Engagement
locale
en_US
site name
Rules of Engagement
description
Documents operating conditions and failure patterns that shape outcomes in modern digital systems, regardless of intent.
updated time
2026-01-19T11:24:40-08:00

Technology

Server
hcdn
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

DNS records live

NS
  • ns1.dns-parking.com
  • ns2.dns-parking.com
MX
  • 10 mx2.hostinger.com
  • 5 mx1.hostinger.com

Email authentication partial

SPF
v=spf1 include:_spf.mail.hostinger.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-20 to 2026-06-18
Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://rulesofengagement.io/

present
  • content-security-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
upgrade-insecure-requests

Linked from (1)