indexo.dev

mutualcode.io

.io crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 1632 ms crawled 2026-05-30

US · 18.165.140.82 · AS16509 Amazon.com, Inc.

Reputation 79/100 weak security headers spf without fallback no dmarc policy

Classifying

HTML metadata

Title
MutualCode
Language
en

Technology

CDN
Amazon CloudFront
Server
AmazonS3
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.googletagmanager.com×2
  • fw-cdn.com×1

DNS records live

NS
  • ns-1307.awsdns-35.org
  • ns-1987.awsdns-56.co.uk
  • ns-21.awsdns-02.com
  • ns-704.awsdns-24.net
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
  • 6efde891a57ffd2ee47abc12f50b9e9a
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:servers.mcsv.net
missing all
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Amazon RSA 2048 M04
from 2025-07-31 to 2026-08-30
Expires in 89 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.mutualcode.io/

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

Linked from (1)