Top-Level Domain
.com
Aggregated statistics for the top-level domain
Apex domains
81,398,022
we've enumerated
Subdomains seen
315,431,338
CT + DNS + brute
TLS certs
1,621,084
naming .com
Hosting ASNs
15
distinct origins
Domain Distribution
Apex domains with the most known subdomains — large orgs, telecoms, hosters.
Top Certificate Issuers
| Issuer (CA) | Certs |
|---|---|
| Let's Encrypt | 416,620 |
| Amazon | 258,267 |
| DigiCert | 136,617 |
| router.asus.com | 72,149 |
| Sectigo | 66,701 |
| Vigor Router | 48,813 |
| GoDaddy | 40,575 |
| YR2 | 37,314 |
| YR1 | 37,154 |
| WR3 | 29,756 |
| YE2 | 23,357 |
| YE1 | 23,203 |
| GlobalSign | 22,809 |
| Cloudflare | 17,119 |
| example.com | 14,243 |
Top Hosting ASNs
| ASN | Name | .com domains |
|---|---|---|
| AS16509 | Amazon.com | 15,309,042 |
| AS13335 | Cloudflare | 9,080,533 |
| AS206834 | — | 4,554,169 |
| AS396982 | Google Cloud | 2,025,283 |
| AS53831 | SQUARESPACE | 1,795,174 |
| AS14618 | Amazon AES | 1,705,274 |
| AS20940 | Akamai Technologies | 1,425,351 |
| AS47846 | — | 1,412,399 |
| AS40034 | Confluence Networks | 1,390,354 |
| AS46606 | Endurance International Group, Inc | 1,388,167 |
| AS8075 | Microsoft | 1,311,140 |
| AS47583 | Hostinger International | 1,240,063 |
| AS61969 | — | 1,155,236 |
| AS209242 | Cloudflare London | 1,094,509 |
| AS24940 | Hetzner Online | 788,691 |
Threat-intel hits
| Feed | Category | Domains |
|---|---|---|
| openphish | phishing | 3,817 |
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.