University of Utah
AS17055 is University of Utah (utah.edu). It announces 393,984 IPv4 addresses in 17 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2000-07-18· 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 States393,984 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UTAH
- name
- University of Utah
- org
- UNIVER-15
- org name
- University of Utah
- org address
- University of Utah, University Information Technology, 102 S. 200 E., Suite 110, Salt Lake City, UT, 84111
- org city
- Salt Lake City
- org country
- US
- country
- US
- source
- arin
- created
- 2000-07-18
- updated
- 2025-10-30
- abuse name
- University of Utah
- abuse email
- abuse@utah.edu
- abuse phone
- +1-801-587-1300
- abuse kind
- role
- abuse city
- Salt Lake City
- abuse country
- US
- admin name
- University of Utah
- admin email
- abuse@utah.edu
- admin phone
- +1-801-587-1300
- admin kind
- role
- admin city
- Salt Lake City
- admin country
- US
- tech
- URBAN124-ARIN|ZU27-ARIN
- tech name
- Timothy Urban
- tech email
- tim.urban@utah.edu
- tech phone
- +1-801-581-4000
- tech kind
- person
- tech city
- Salt Lake City
- 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 IP130.00%
- anyip, geonode, dataimpulse0.01%
- None here
- None here
- 0.00%
- None here
- Hosting IP10,4962.66%
- None here
- None here
- None here
- SSH IP1,8800.48%
- SMTP IP200.01%
- 0.01%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 128.110.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 128.110.96.0/22 | United States | not found | 20 | 2026-10-02 |
| 128.110.100.0/24 | United States | not found | 20 | 2026-10-02 |
| 128.110.152.0/22 | United States | not found | 20 | 2026-10-02 |
| 128.110.156.0/24 | United States | not found | 20 | 2026-10-02 |
| 128.110.216.0/21 | United States | not found | 20 | 2026-10-02 |
| 155.97.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 155.98.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 155.98.32.0/20 | United States | not found | 20 | 2026-10-02 |
| 155.99.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 155.99.144.0/24 | United States | not found | 20 | 2026-10-02 |
| 155.100.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 155.101.0.0/16 | United States | not found | 19 | 2026-10-02 |
| 155.101.66.0/24 | United States | not found | 20 | 2026-10-02 |
| 192.5.12.0/24 | United States | not found | 20 | 2026-10-02 |
| 199.104.93.0/24 | United States | valid | 20 | 2026-10-02 |
| 204.99.128.0/24 | United States | valid | 20 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2604:c340::/32 | United States | not found | 21 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands — every row, every column, no sampling — so you can measure it against your own traffic before anyone talks about terms.