University of Massachusetts - AMHERST
AS1929 is University of Massachusetts - AMHERST (umass.edu). It announces 1,792 IPv4 addresses in 5 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 1992-07-23· 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 States1,792 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UMASSNET-NET
- name
- University of Massachusetts - AMHERST
- org
- UNIVER-6
- org name
- University of Massachusetts - AMHERST
- org address
- University Computing Services, Lederle Graduate Research Center, Amherst, MA, 01003
- org city
- Amherst
- org country
- US
- country
- US
- source
- arin
- created
- 1992-07-23
- updated
- 2007-03-23
- abuse name
- OIT Network Services
- abuse email
- abuse@umass.edu
- abuse phone
- +1-413-545-9400
- abuse kind
- role
- abuse city
- Hadley
- abuse country
- US
- admin name
- John Doyle
- admin email
- john.doyle@umass.edu
- admin phone
- +1-413-325-3747
- admin kind
- person
- admin city
- Amherst
- admin country
- US
- tech name
- Hostmaster
- tech email
- hostmaster@umass.edu
- tech phone
- +1-413-545-0595
- tech kind
- role
- tech city
- Hadley
- 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.
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP76842.86%
- None here
- None here
- None here
- SSH IP1196.64%
- 0.06%
- 0.50%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 69.16.44.0/23 | United States | not found | 19 | 2026-10-02 |
| 69.16.44.0/24 | United States | not found | 1 | 2026-10-02 |
| 198.22.255.0/24 | United States | not found | 19 | 2026-10-02 |
| 205.172.168.0/22 | United States | not found | 19 | 2026-10-02 |
| 205.172.169.0/24 | United States | not found | 1 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:48e8:6400::/44 | United States | not found | 20 | 2026-10-02 |
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