Massachusetts Institute of Technology
AS3 is Massachusetts Institute of Technology (mit.edu). It announces 1,836,544 IPv4 addresses in 90 prefixes, and 9 IPv6 prefixes.
United States· ARIN· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States1,836,288 · 99.99%
- India256 · 0.01%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MIT-GATEWAYS
- name
- Massachusetts Institute of Technology
- org
- MIT-2
- org name
- Massachusetts Institute of Technology
- org address
- Room W92-167, 77 Massachusetts Avenue, Cambridge, MA, 02139-4307
- org city
- Cambridge
- org country
- US
- country
- US
- source
- arin
- updated
- 2025-12-02
- abuse name
- MIT Network Security
- abuse email
- arin-mit-security@mit.edu
- abuse phone
- +1-617-324-1782
- abuse kind
- role
- abuse city
- Cambridge
- abuse country
- US
- admin name
- MIT - Network Operations Center
- admin email
- noc@mit.edu
- admin phone
- +1-617-253-8400
- admin kind
- role
- admin city
- Cambridge
- admin country
- US
- tech name
- Olu Brown
- tech email
- obrown@mit.edu
- tech phone
- +1-617-258-7870
- tech kind
- person
- tech city
- Cambridge
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP78watchguard0.00%
- geonode, anyip, proxyseller0.01%
- None here
- None here
- Tor IP120.00%
- None here
- Hosting IP23,0401.25%
- None here
- None here
- None here
- SSH IP1,8500.10%
- SMTP IP560.00%
- 0.00%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2603:4000::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:4001::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:4007::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:4008::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:4009::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:400a::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:4010::/32 | United States | not found | 20 | 2026-10-02 |
| 2603:4011::/32 | United States | not found | 20 | 2026-10-02 |
| 2804:35c8::/32also AS266306 | — | not found | 5 | 2026-10-02 |
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