indexo.dev

macdown.app

.app crawl

First seen 2026-04-12 · Last seen 2026-04-30 · ok HTTP/1.1 200 1594 ms crawled 2026-05-05

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Home - MacDown 3000
Description
MacDown 3000 - A free, open source Markdown editor for macOS with live preview, syntax highlighting, GitHub Flavored Markdown, and Apple Silicon optimization. Download the best lightweight Markdown editor for Mac.
Language
en
Canonical
https://macdown.app/

Open Graph

url
https://macdown.app/
title
Home - MacDown 3000
site name
MacDown 3000
description
MacDown 3000 - A free, open source Markdown editor for macOS with live preview, syntax highlighting, GitHub Flavored Markdown, and Apple Silicon optimization. Download the best lightweight Markdown editor for Mac.

Technology

CDN
Fastly
Server
GitHub.com

Social

DNS records live

NS
  • launch1.spaceship.net
  • launch2.spaceship.net
TXT
  • google-site-verification=oU-Ib_H__IBeqN3foHSTSKRFYY5B0fvAfjc8ttam_20

Certificate (current)

R13
from 2026-03-22 to 2026-06-20
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://macdown.app/

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

Links to (5)

Linked from (1)