indexo.dev

markone.app

.app crawl

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 70 ms crawled 2026-05-31

US · 199.36.158.100 · AS54113 Fastly, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Mark.One Büro
Description
Mark.One Workspace

Open Graph

title
Mark.One Büro
description
Mark.One Workspace

DNS records live

NS
  • ns1.world4you.at
  • ns2.world4you.at
MX
  • 10 mail.markone.app
TXT
  • hosting-site=workspace-markone

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WR3
from 2026-05-15 to 2026-08-13
Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://markone.app/

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=31556926

Linked from (2)