indexo.dev

cserno.at

.at crawl

First seen 2026-05-23 · Last seen 2026-05-31 · ok HTTP/1.1 200 2216 ms crawled 2026-05-28

AT · 83.65.2.6 · AS8412 T-Mobile Austria GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Ing. Emmerich Csernohorszky GmbH
Description
Die Ing. Emmerich Csernohorszky GmbH ist eines der führenden privaten Unternehmen für elektrische Anlagen in Österreich.

Technology

Server
nginx
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×1
  • maps.google.com×1

Contact

Email

DNS records live

NS
  • ns1.nameservice.at
  • ns2.nameservice.at
MX
  • 5 owa.cserno.at
TXT
  • MS=9B17CC6A0D5DBF5B881D28197D92954D0F2620C4

Email authentication weak

SPF
v=spf1 a mx a:portal.cserno.at a:owa.cserno.at ip4:85.126.11.230 ip4:85.126.11.233 ip4:80.109.253.243 ip4:213.46.255.43 include:_spf.itandtel.at include:_spf.mymagenta.business ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-09 to 2026-08-07
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (2)