Top-Level Domain
.cz
Aggregated statistics for the top-level domain
Apex domains
—
we've enumerated
Subdomains seen
—
CT + DNS + brute
TLS certs
16,200
naming .cz
Hosting ASNs
—
distinct origins
Domain Distribution
No apex enumerations
No subdomain discoveries yet for .cz. Our CT-log + DNS-brute crawlers populate this as they pick up domains.
Top Certificate Issuers
| Issuer (CA) | Certs |
|---|---|
| Let's Encrypt | 6,808 |
| DigiCert | 1,662 |
| YR1 | 1,108 |
| YR2 | 1,083 |
| YE2 | 710 |
| YE1 | 683 |
| Sectigo | 584 |
| Alpiro RSA DV SSL CA 2 | 559 |
| GEANT TLS RSA 1 | 419 |
| Amazon | 253 |
| ZeroSSL | 189 |
| GlobalSign | 135 |
| WR3 | 83 |
| Cloudflare | 67 |
| AlpiroSSL RSA DV CA | 56 |
Top Hosting ASNs
No hosting attribution yet
Forward-DNS crawler hasn't resolved enough .cz apexes to BGP-attributable IPs.
Tech-Stack Distribution
No Wappalyzer detections
Body-fetcher hasn't covered enough .cz sites yet for stack patterns to emerge.
Threat-intel hits
| Feed | Category | Domains |
|---|---|---|
| openphish | phishing | 2 |
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.