University of Pennsylvania
AS400653 is University of Pennsylvania (upenn.edu). It announces 512 IPv4 addresses in 1 prefix, and 1 IPv6 prefix.
United States· ARIN· allocated 2024-10-02· 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 States512 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UPENN-WHARTON-SF
- name
- University of Pennsylvania
- org
- UNIVER-8
- org name
- University of Pennsylvania
- org address
- 3401 Walnut Street, Suite 221A, Philadelphia, PA, 19104-6228
- org city
- Philadelphia
- org country
- US
- country
- US
- source
- arin
- created
- 2024-10-02
- updated
- 2024-10-02
- abuse name
- Information Security Officer
- abuse email
- security@upenn.edu
- abuse phone
- +1-215-898-2172
- abuse kind
- role
- abuse city
- Philadelphia
- abuse country
- US
- admin name
- University of Pennsylvania
- admin email
- noc@isc.upenn.edu
- admin phone
- +1-215-573-9631
- admin kind
- role
- admin city
- Philadelphia
- admin country
- US
- tech name
- John O'Brien
- tech email
- obrienjw@upenn.edu
- tech phone
- +1-215-898-9818
- tech kind
- person
- tech city
- Philadelphia
- tech country
- US
- abuse validated
- 1
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
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.39%
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 165.123.192.0/23 | United States | Valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2607:f470:5000::/48 | United States | Valid | 17 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.