What powers 
czechcrunch.cz?
Last seen Feb 2025 · 46 technologies across 28 categories
A/B Testing
OneSignal
since Mar 2021
Advertising
Google AdSense
since Nov 2018
Twitter Ads
since Jul 2021
Analytics
Authentication
Facebook Login
since Jul 2021
Caching
WP Rocket
since Jul 2019
CDN
Google Cloud CDN
since Dec 2023
jsDelivr
since Oct 2021
CMS
Databases
MySQL
since Jun 2018
Ecommerce
Wix eCommerce
since Jan 2025
Font Scripts
Google Font API
since Jan 2016
IaaS
Google Cloud
since Dec 2023
Issue trackers
JavaScript Frameworks
JavaScript Libraries
Marketing Automation
MailChimp
since Aug 2018
Miscellaneous
Performance
Priority Hints
since Dec 2023
Programming languages
PHP
since Jun 2018
Retargeting
Google Remarketing Tag
since Aug 2021
Security
HSTS
since Dec 2023
SEO
Tag managers
Google Tag Manager
since Jul 2019
UI frameworks
Video players
YouTube
since Dec 2023
Web Frameworks
Web Servers
Nginx
since Jun 2016
Webmail
Google Workspace
since Dec 2023
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 petalbot removed from robots.txt
- Sep 2026 llms.txt appeared
- Sep 2026 petalbot added to robots.txt
- Aug 2026 llms.txt removed
- Aug 2026 petalbot removed from robots.txt
- Aug 2026 llms.txt appeared
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Open Page Rank
6.36 / 10 · ranked #84,998 of all domains
288 referring domains · OpenPageRank
Organisation
- CzechCrunch
From Wikidata (CC0).
Infrastructure
- Hosted on SUPERNETWORK _ (88.86.113.35)
- DNS: anycastdns.cz
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 458,043, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.czechcrunch.cz | 25 |
| groupon.czechcrunch.cz | 19 |
| czechcrunch.cz | 14 |
| www.mastercard.czechcrunch.cz | 13 |
| jobs.czechcrunch.cz | 12 |