indexo.dev

gutta.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 597 ms crawled 2026-06-02

DE · 78.47.41.23 · AS24940 Hetzner Online GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Úvod | Gutta Werke
Description
Více než 50 let Gutta vyrábí a prodává stavební a izolační materiály, střešní krytiny a produkty pro dům a zahradu.
Language
cs
Generator
WPML ver:4.9.2 stt:9,1,4,3,64;
Canonical
https://www.gutta.cz/

Open Graph

url
https://www.gutta.cz/
title
Úvod | Gutta Werke
locale
cs_CZ
site name
Gutta Werke

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1

Third-party hosts loaded (3)

  • code.jquery.com×3
  • ma.gutta.com×1
  • maps.googleapis.com×1

Contact

Email
Phone

Registration

Registrar
REG-INTERNET-CZ
Created
1998-03-17
Expires
2028-10-09 859 days left
Updated
2018-06-21
Name servers
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com

DNS records live

NS
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com
MX
  • 0 gutta-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a mx include:spf.protection.outlook.com a:mta03.profimailing.net a:mta02.profimailing.net a:mta04.profimailing.eu ip4:95.168.200.224/28 ip4:95.168.204.224/27 ip4:95.168.206.224/27 ip4:82.208.45.158/32 ip4:31.30.112.90/32 ip6:fe80::250:56ff:fe9f:e774 -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:totalservice@guttacze.onmicrosoft.com; ruf=mailto:dmarc@gutta.cz; fo=1
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvEWiXDW6Xd6G6UGW3S8rYMNySTWrnldKtLg4mQ0xDO6tfpOq78Cys2OhI3aNEOkip4IHswx5lm4Bz2…
selectors probed

Certificate (current)

R12
from 2026-04-20 to 2026-07-19
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (5)

Linked from (1)