ptas.cz

.cz crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 579 ms crawled 2026-05-31

CZ · 82.208.6.23 · AS15685 CASABLANCA INT a.s.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: PTAS | Pražská teplárenská a.s.
Description: PTAS patří dlouhodobě k lídrům teplárenského trhu a jsme dodavatelem tepla a teplé vody pro Prahu. Informace o službách, zákaznickém portálu, cenách a připojení.
Language: cs
Canonical: https://www.ptas.cz/

Open Graph

url: https://www.ptas.cz/
title: PTAS
site name: PTAS
description: PTAS patří dlouhodobě k lídrům teplárenského trhu a jsme dodavatelem tepla a teplé vody pro Prahu. Informace o službách, zákaznickém portálu, cenách a připojení.

Technology

Server: Apache

Fonts

Google Fonts

Third-party hosts loaded (2)

cmp.vizus.cz×3
fonts.googleapis.com×1

Social

Contact

Email

ptas@ptas.cz

Phone

+420266751111

Registration

Registrar

REG-ACTIVE24

Created

1997-03-06

Expires

2026-10-09 130 days left

Updated

2021-10-11

Name servers

ns-1331.awsdns-38.org
ns-155.awsdns-19.com
ns-2029.awsdns-61.co.uk
ns-588.awsdns-09.net

DNS records live

NS

ns-1331.awsdns-38.org
ns-155.awsdns-19.com
ns-2029.awsdns-61.co.uk
ns-588.awsdns-09.net

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

IWPXpB4qzFgvfdy6yMA10LRDPtoy6BeHQOn3CaJP2Q3kHyZ8lMky1OS1vturvzZQjwvoLvXX2CRvfWUW8VgLgQ==

Verified for

Google

Email authentication partial

SPF

v=spf1 include:spf.protection.outlook.com a:hybrid.ptas.cz a:mail.ptas.cz IP4:81.0.214.204/31 include:_spf.google.com include:spf.vizus.cz -all

strict (-all)

DMARC

v=DMARC1; p=none; pct=100; rua=mailto:pfavnw3o@ag.dmarcian.com

policy: none (monitoring only)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAk/isVPF5pFpykT0udGQJGMO//tqU7ujBiiuiLrQktAxKYy2I+iWfc+1L8qfhCK1hRuqSONlZu7dIoh…
dkim: v=DKIM1; k=rsa; h=sha256; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqv6JhiASEC7QsNm1wxZiGWgBh32KsG5ujZ99N940pGTrIdGHXHinEAIPVeH/lx8jpi4WCUfAl…

selectors probed

Certificate (current)

R13

from 2026-04-17 to 2026-07-16

Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.ptas.cz/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self'
strict-transport-security: max-age=31536000