indexo.dev

modernmastery.co

.co crawl

First seen 2026-04-18 · Last seen 2026-05-12 · ok HTTP/1.1 200 1991 ms crawled 2026-05-12

US · 75.2.70.75 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Modern Mastery HQ
Description
Turn Your Interests Into Income, Optimize Your Workflow, & Build A High-Energy Lifestyle

Open Graph

title
Modern Mastery HQ
description
Turn Your Interests Into Income, Optimize Your Workflow, & Build A High-Energy Lifestyle

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (9)
  • cdn.prod.website-files.com×84
  • embed.testimonial.to×2
  • testimonial.to×2
  • ajax.googleapis.com×1
  • app.kartra.com×1
  • d3e54v103j8qbb.cloudfront.net×1
  • fonts.googleapis.com×1
  • fonts.gstatic.com×1
  • www.googletagmanager.com×1

DNS records live

NS
  • ns-cloud-a1.googledomains.com
  • ns-cloud-a2.googledomains.com
  • ns-cloud-a3.googledomains.com
  • ns-cloud-a4.googledomains.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

Email authentication weak

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqJ1RiqDKgP6g/vUzThBhpVmULAxCegpvc8SRwZVR8VtuT/r4XmE9bp4YpA2o8VZsEzXbqzIglUeGY8…
selectors probed

Certificate (current)

R12
from 2026-04-16 to 2026-07-15
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.modernmastery.co/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (1)

Linked from (2)