indexo.dev

mailplaneapp.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1432 ms crawled 2026-05-19

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Mailplane - Best Gmail client app for Mac
Description
Mailplane is the best way to use Gmail on your Mac. Use an unlimited number of accounts, get new mail notifications, use plug-ins and much much more.
Language
en
Translations
  • de

Technology

CDN
Fastly
Server
GitHub.com
Social widgets
  • Vimeo Embed

Third-party hosts loaded (2)

  • player.vimeo.com×1
  • static.getclicky.com×1

Registration

Registrar
Key-Systems GmbH
Created
2007-01-03
Expires
2027-01-03 228 days left
Updated
2026-01-04
Name servers
  • ns1.cyon.ch
  • ns2.cyon.ch

DNS records live

NS
  • ns1.cyon.ch
  • ns2.cyon.ch
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=oOgsogr93KxCEPFFVokgT2o3CgHDB_y0eur2BuRfg0w
  • google-site-verification=_mGZCyGxX1xNmY9T7Kb_X3RFzz5ghFJTu2tiz_k3UMw

Email authentication weak

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvL4sGkiMS7gZb8LiGsNgbomh0iWoVdPUTtwhKawL71JD7fgiwW6Z4kyMU1PXSuAq4aTzJD3qmfCvs/…
selectors probed

Certificate (current)

R12
from 2026-05-01 to 2026-07-30
Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://mailplaneapp.com/

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

Links to (6)

Linked from (1)