tenderarena.cz

https://tenderarena.cz· First analyzed 26 May 2026· Updated 26 May 2026

This site uses bot protection

The website blocked automated page access (e.g. Cloudflare Turnstile). Only DNS-based modules could be analyzed — hosting, SSL, email infrastructure, and domain info are shown below. Technology stack, SEO, and other page-content modules are unavailable for this site.

Hosting Provider

Google Cloud Platform

cloud.google.com

IP Address

35.190.21.69

Site Location

🇨🇿 Czech Republicvia tld

Server Location

🇺🇸 Kansas City, United States

ASN

AS396982

Organization

Google Cloud

Nameservers

ns2.websupport.cz.ns3.websupport.eu.ns1.websupport.cz.

Security Score

71%Good

HTTPS

No WAF

49d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Google Trust Services

Key Algorithm

RSA (2048 bit)

Signature

SHA-256 with RSA

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2+H3

Valid From

15.04.2026

Valid Until

14.07.2026

OCSP Stapling

Enabled

Subject Alternative Names (2)

tenderarena.czwww.tenderarena.cz

SHA-256 Fingerprint

A0:E2:2C:37:C3:6D:30:FA:45:18:15:8C:B6:60:CA:C0:F1:05:2A:3C...

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Email Infrastructure

Custom Mail Server

Score

SPF

DKIM

DMARC

DMARC Policy

None (Monitor Only)

MX Records (2)

mailin1.tenderarena.cz

mailin2.tenderarena.cz

Domain Information

tenderarena.cz

Domain Age

13y 1m

Created

18.04.2013

Expires

17.04.2027

Last Updated

22.05.2025

Registrar

REG-ACTIVE24

DNSSEC

Not Enabled

Website Identity

tenderarena.cz

13 years old

Location detected: 🇨🇿 Czech Republicvia tld

REG-ACTIVE24