Top-Level Domain
.cat
Aggregated statistics for the top-level domain
Apex domains
32,602
we've enumerated
Subdomains seen
—
CT + DNS + brute
TLS certs
—
naming .cat
Hosting ASNs
—
distinct origins
Domain Distribution
Apex domains with the most known subdomains — large orgs, telecoms, hosters.
| Apex | Subdomains |
|---|---|
| gencat.cat | 4,895 |
| lamugacaula.cat | 2,999 |
| dtibcn.cat | 1,691 |
| teve.cat | 1,274 |
| sci-hub.cat | 1,110 |
| for.cat | 955 |
| doalella.cat | 903 |
| udl.cat | 751 |
| grupsagessa.cat | 741 |
| rym.cat | 739 |
| futur.cat | 704 |
| acap.cat | 702 |
| anybiblioteques.cat | 677 |
| deumil.cat | 663 |
| baraka.cat | 627 |
| isona.cat | 613 |
| demolinguistica.cat | 588 |
| treballsestudiants.cat | 517 |
| cercadordexpertes.cat | 473 |
| minipop.cat | 471 |
| ajuntamentmontferri.cat | 437 |
| tarracoticket.cat | 432 |
| auditoritoldra.cat | 429 |
| palausaverdera.cat | 412 |
| reservoirjocs.cat | 409 |
| portalgaudi.cat | 409 |
| astronomia.cat | 408 |
| ajec.cat | 408 |
| rokubun.cat | 407 |
| duranilleida.cat | 399 |
| urv.cat | 395 |
| tecnocampus.cat | 323 |
| covesdemontserrat.cat | 287 |
| crearunapaginaweb.cat | 263 |
| vidirecte.cat | 242 |
| bruna.cat | 228 |
| aoc.cat | 220 |
| vim.cat | 218 |
| tauli.cat | 215 |
| bcn.cat | 213 |
| uab.cat | 204 |
| fisiocfc.cat | 201 |
| besttrail.cat | 182 |
| comunicalia.cat | 176 |
| santpau.cat | 173 |
| raimapapers.cat | 172 |
| ecervera.cat | 157 |
| xarxaradio.cat | 155 |
| e-weekvic.cat | 154 |
| firacarrer.cat | 153 |
Top Certificate Issuers
| Issuer (CA) | Certs |
|---|---|
| Let's Encrypt | 554 |
| Sectigo | 255 |
| YR1 | 88 |
| Amazon | 84 |
| YR2 | 62 |
| YE1 | 58 |
| DigiCert | 52 |
| YE2 | 45 |
| GEANT TLS RSA 1 | 39 |
| GlobalSign | 35 |
| AC Firmaprofesional - Secure Web 2025 | 30 |
| Don Dominio RSA DV SSL CA 2 | 22 |
| GoDaddy | 12 |
| Cloudflare | 10 |
| ZeroSSL | 9 |
Top Hosting ASNs
No hosting attribution yet
Forward-DNS crawler hasn't resolved enough .cat apexes to BGP-attributable IPs.
Tech-Stack Distribution
No Wappalyzer detections
Body-fetcher hasn't covered enough .cat sites yet for stack patterns to emerge.
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.