indexo.dev

flutterdev.at

.at crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 249 ms crawled 2026-06-01

FI · 65.109.96.61 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Peters Blog
Description
zum Thema Flutter-Entwicklung
Language
de
Generator
Ghost 6.36
Canonical
https://flutterdev.at/
Feeds

Open Graph

url
https://flutterdev.at/
title
Peters Blog
site name
Peters Blog
description
zum Thema Flutter-Entwicklung

Technology

Server
nginx
CMS
Ghost 6.36
jQuery
3.5.1

Third-party hosts loaded (3)

  • cdn.jsdelivr.net×1
  • code.jquery.com×1
  • images.unsplash.com×1

DNS records live

NS
  • ns.second-ns.com
  • ns1.your-server.de
  • ns3.second-ns.de
MX
  • 10 mail3.sciencesoft.at
Verified for
  • Google

Email authentication strong

SPF
v=spf1 +a +mx ?all
neutral (?all)
DMARC
v=DMARC1;p=reject;pct=100;rua=mailto:dmarc@sciencesoft.at;ri=86400;fo=1;
policy: reject (enforced)
DKIM
  • default: v=DKIM1; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC4jh9rVUxcq9o5TuBYtLqqu2SNXeTtJl+xQHH9aAyfPMcZEqagSzT13YTdQRt3wuB2TAx6CeautMXMzCR3VpIT…
selectors probed

Certificate (current)

R13
from 2026-05-22 to 2026-08-20
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://flutterdev.at/

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

Links to (1)

Linked from (1)