indexo.dev

speednet.cz

.cz dns crawl

First seen 2026-05-30 · Last seen 2026-06-03 · ok HTTP/1.1 200 464 ms crawled 2026-05-31

CZ · 77.95.46.10 · AS43070 JAW.cz s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Speednet.cz - Internet na Teplicku
Language
cs
Generator
MultiCMS.net

Technology

Server
nginx
jQuery
3.2.1 known XSS (<3.5)
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • cdnjs.cloudflare.com×2
  • ajax.googleapis.com×1
  • fonts.googleapis.com×1
  • www.googletagmanager.com×1

DNS records live

NS
  • ns1.speednet.cz
  • ns2.speednet.cz
MX
  • 10 mail.speednet.cz
Verified for
  • Google

Email authentication weak

SPF
v=spf1 mx ip4:188.92.8.0/21 ip4:77.95.43.106 ip4:77.95.40.16 include:aspmx.googlemail.com -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDDkXkk3yR4pp9pq6mt5G95o8L8aJiaNlHksKSz8D9ZkrsOze8mGHxR4ZqJHgnKYi7lJ4agev0N3KETOne5fR…
selectors probed

Certificate (current)

R12
from 2026-05-23 to 2026-08-21
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.speednet.cz/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (1)

Linked from (3)