Top-Level Domain
.science
Aggregated statistics for the top-level domain
Apex domains
—
we've enumerated
Subdomains seen
12,375
CT + DNS + brute
TLS certs
167
naming .science
Hosting ASNs
—
distinct origins
Domain Distribution
Apex domains with the most known subdomains — large orgs, telecoms, hosters.
| Apex | Subdomains |
|---|---|
| doin.science | 147 |
| medicaldata.science | 146 |
| retail.science | 145 |
| lcmcp.science | 122 |
| council.science | 118 |
| bfh.science | 78 |
| 4doctors.science | 63 |
| espace.science | 55 |
| experimenta.science | 52 |
| dendra.science | 50 |
| vacation.science | 45 |
| cifra.science | 45 |
| assw2019.science | 42 |
| emorychem.science | 41 |
| base.science | 40 |
| ercihan.science | 36 |
| roark.science | 35 |
| tobi.science | 35 |
| amazon.science | 34 |
| cosm-lab.science | 34 |
| holiest.science | 32 |
| sven.science | 28 |
| palestine.science | 28 |
| uk-augsburg.science | 27 |
| pillar.science | 26 |
| sina.science | 26 |
| banks.science | 25 |
| tourist.science | 25 |
| motel.science | 24 |
| con.science | 24 |
| cambria.science | 24 |
| did.science | 24 |
| hal.science | 24 |
| igbmc.science | 23 |
| edutec.science | 23 |
| sano.science | 23 |
| rcsi.science | 23 |
| process.science | 23 |
| kieg.science | 22 |
| gitsa.science | 22 |
| communitydata.science | 22 |
| donorx.science | 22 |
| cantonese.science | 21 |
| redgrave.science | 20 |
| marksubbarao.science | 20 |
| jjsm.science | 19 |
| gemini.science | 19 |
| ghgsat.science | 19 |
| ketosupplement.science | 19 |
| geode.science | 19 |
Top Certificate Issuers
| Issuer (CA) | Certs |
|---|---|
| Let's Encrypt | 77 |
| Amazon | 16 |
| YE2 | 14 |
| YR2 | 11 |
| YE1 | 11 |
| YR1 | 8 |
| GEANT TLS RSA 1 | 6 |
| DigiCert | 6 |
| ZeroSSL | 4 |
| Sectigo | 3 |
| Cloudflare | 2 |
| GandiCert | 1 |
| FGT90GTK23011791 | 1 |
| WR3 | 1 |
| GlobalSign | 1 |
Top Hosting ASNs
No hosting attribution yet
Forward-DNS crawler hasn't resolved enough .science apexes to BGP-attributable IPs.
Tech-Stack Distribution
No Wappalyzer detections
Body-fetcher hasn't covered enough .science sites yet for stack patterns to emerge.
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.