indexo.dev

theunsubscribed.co

.co crawl

First seen 2026-04-15 · Last seen 2026-05-10 · ok HTTP/1.1 200 2534 ms crawled 2026-05-10

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Unsubscribe | Substack
Description
One weekly essay for people stepping off the default path to build lives they love, supported by work they enjoy. Click to read Unsubscribe, a Substack publication with tens of thousands of subscribers.
Language
en
Canonical
https://www.theunsubscribed.co/
Feeds

Open Graph

url
https://www.theunsubscribed.co/
title
Unsubscribe | Substack
description
One weekly essay for people stepping off the default path to build lives they love, supported by work they enjoy. Click to read Unsubscribe, a Substack publication with tens of thousands of subscribers.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • substackcdn.com×255
  • fonts.gstatic.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

DNS records live

NS
  • ns55.domaincontrol.com
  • ns56.domaincontrol.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • google-site-verification=ZKGmUfDw_8ea90_Ev7Tbrcwht5TBA5mF9flTMsFFNQI

Email authentication strong

SPF
v=spf1 include:dc-aa8e722993._spfm.theunsubscribed.co ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.theunsubscribed.co/

present
  • strict-transport-security
  • content-security-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
frame-ancestors 'self' https://*.substack.com https://substack.com
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (2)

Linked from (1)

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