indexo.dev

trestsko.net

.net dns crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 292 ms crawled 2026-05-30

CZ · 78.156.135.74 · AS43542 OptoNet Communication, spol. s.r.o.

Reputation 67/100 listed in spam blocklist no dmarc policy

Classifying

HTML metadata

Title
Třešťsko.net

Technology

Server
Apache

Third-party hosts loaded (2)

  • c1.navrcholu.cz×1
  • pocitadlo.zeal.cz×1

Registration

Registrar
Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
Created
2006-09-05
Expires
2026-09-05 96 days left
Updated
2025-08-20
Name servers
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 10 manka.trestsko.net

Email authentication weak

SPF
v=spf1 ip4:78.156.135.75 include:spf-trestsko.net -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-05-19 to 2026-08-17
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://trestsko.net/

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=31536000

Links to (4)

Linked from (1)