indexo.dev

ahus1.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1776 ms crawled 2026-05-19

DE · 35.157.26.135 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Homepage | Alexander Schwartz
Description
Posts on Software Development and IT Operations. See what's new! Learn how to build cloud native applications with Spring Boot, Prometheus, Hystrix, Grafana, Vue.js and others.
Language
en
Feeds

Open Graph

title
Homepage Alexander Schwartz
site name
Homepage Alexander Schwartz
description
I'm a Developer, Coach and Speaker.

Technology

CDN
Netlify
CMS
Nuxt

Third-party hosts loaded (2)

  • purl.org×2
  • fosstodon.org×1

Social

Registration

Updated
2018-02-27
Name servers
  • dns1.p01.nsone.net.
  • dns2.p01.nsone.net.
  • dns3.p01.nsone.net.
  • dns4.p01.nsone.net.

DNS records live

NS
  • dns1.p01.nsone.net
  • dns2.p01.nsone.net
  • dns3.p01.nsone.net
  • dns4.p01.nsone.net
MX
  • 5 smtpin.rzone.de
Verified for
  • Google

Email authentication weak

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

Certificate (current)

E7
from 2026-04-01 to 2026-06-30
Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.ahus1.de/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • CSP allows unsafe inline scripts/styles
Header values
referrer-policy
no-referrer-when-downgrade
x-frame-options
DENY
permissions-policy
interest-cohort=()
x-content-type-options
nosniff
content-security-policy
default-src 'self'; object-src 'self'; img-src 'self' data:; script-src 'unsafe-eval' 'unsafe-inline' 'self'; style-src 'unsafe-inline' 'self'; font-src 'self'; frame-src 'none'; frame-ancestors 'self'
strict-transport-security
max-age=31536000

Links to (4)

Linked from (1)