University of Maryland Baltimore County (UMBC)
AS11131 is University of Maryland Baltimore County (UMBC) (umbc.edu). It announces 82,176 IPv4 addresses in 3 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 1998-04-20· 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 States82,176 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UMBC-AS
- name
- University of Maryland Baltimore County (UMBC)
- org
- UMBCU
- org name
- University of Maryland Baltimore County (UMBC)
- org address
- 1000 Hilltop Circle, Baltimore, MD, 21250
- org city
- Baltimore
- org country
- US
- country
- US
- source
- arin
- created
- 1998-04-20
- updated
- 2019-04-16
- abuse name
- Ray Soellner
- abuse email
- rays1@umbc.edu
- abuse phone
- +1-410-455-3256
- abuse kind
- person
- abuse city
- Baltimore
- abuse country
- US
- admin name
- John Suess
- admin email
- jack@umbc.edu
- admin phone
- +1-410-455-2582
- admin kind
- person
- admin city
- Baltimore
- admin country
- US
- tech
- MC712-ARIN|SOELL-ARIN
- tech name
- Mark Cather
- tech email
- markc@umbc.edu
- tech phone
- +1-410-455-3783
- tech kind
- person
- tech city
- Baltimore
- 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 IP180.02%
- anyip, geonode, geonix0.05%
- None here
- None here
- None here
- None here
- Hosting IP11,52014.02%
- None here
- None here
- None here
- SSH IP360.04%
- 0.01%
- 0.00%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 130.85.0.0/16 | United States | valid | 19 | 2026-10-02 |
| 136.160.0.0/18 | United States | not found | 10 | 2026-10-02 |
| 199.201.245.0/24 | United States | valid | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2620:0:5300::/44 | United States | valid | 20 | 2026-10-02 |
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