seonet.cz

.cz dns crawl

First seen 2026-05-18 · Last seen 2026-05-28 · ok HTTP/1.1 200 20024 ms crawled 2026-05-22

CZ · 185.66.36.138 · AS59925 Seonet Multimedia s.r.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Seonet Multimedia s.r.o.
Description: Seonet Multimedia s.r.o. - poskytovatel webhostingových služeb, prodeje domén, certifikátů, tvroby webových stránek a dalších individuálních služeb v oblasti internetu a serverů

Technology

Server: Apache

Third-party hosts loaded (1)

www.facebook.com×1

Registration

Registrar

REG-SEONET

Created

2007-07-23

Expires

2026-07-22 51 days left

Updated

2024-11-08

Name servers

1.ns.gigaserver.cz
2.ns.gigaserver.cz
3.ns.gigaserver.cz
4.ns.gigaserver.cz

DNS records live

NS

1.ns.gigaserver.cz
2.ns.gigaserver.cz
3.ns.gigaserver.cz
4.ns.gigaserver.cz

MX

5 mails.seonet.cz

TXT

1So-03302020-sjO
MS=4AC5C30BFAE2D3147E3000F9926FEB2579C7C410
ellio-platform-fbafc188=fbafc188f1cd570b0d971525549715d8

Verified for

Google
Microsoft 365
Workplace

Email authentication strong

SPF

v=spf1 mx a ip4:185.66.36.0/24 ip4:209.99.17.0/24 ip4:5.100.152.0/24 ip4:88.146.237.151/32 include:mailkit.eu ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc@seonet.cz; ruf=mailto:dmarc@seonet.cz; fo=1;

policy: quarantine

DKIM

mail: v=DKIM1;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1N+xhqIDIhOLHeLK3CQelAqGGdd9uOkYOaXZOZ7SOUPg+BKzg98iX9zt56T7hDpkHHgceBlbWfAKUFk7Bblnwl…

selectors probed

Certificate (current)

R13

from 2026-03-20 to 2026-06-18

Expires in 17 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.seonet.cz/

findings

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