indexo.dev

mailcatcher.dev

.dev crawl

First seen 2026-04-12 · Last seen 2026-05-20 · ok HTTP/1.1 200 866 ms crawled 2026-05-20

DE · 49.13.151.155 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Mailcatcher - Email Testing for Developers
Description
Capture and test emails from your development environment. View HTML previews, inspect headers, and collaborate with your team safely.
Language
en

Open Graph

title
Mailcatcher - Email Testing for Developers
description
Capture and test emails from your development environment. View HTML previews, inspect headers, and collaborate with your team safely.

Technology

Server
Caddy
CMS
Nuxt
JS framework
Nuxt

Social

Contact

Email

DNS records live

NS
  • ns.checkdomain.de
  • ns2.checkdomain.de
MX
  • 10 mx03.secure-mailgate.com
  • 20 mx04.secure-mailgate.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:secure-mailgate.com ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-28 to 2026-07-27
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://mailcatcher.dev/

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

Links to (4)

Linked from (2)