// ASN
AS91
RPI-AS - Rensselaer Polytechnic Institute, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS91
- Organization
- Rensselaer Polytechnic Institute
- Description
- RPI-AS - Rensselaer Polytechnic Institute, US
- Country
- US
- State / Region
- NY
- City
- Troy
- Address
- 110 8th Street
- Registry (RIR)
- ARIN
- Created
- 2022-11-25
- Updated
- 2025-06-10
- IPv4 Prefixes
- 12
- IPv6 Prefixes
- 2
IPv4 Prefixes
12 total · showing first 10128.113.0.0/16 128.213.0.0/16 129.161.0.0/16 129.5.0.0/16 146.8.0.0/16 192.12.91.0/24 192.12.92.0/24 204.145.205.0/24 204.76.222.0/24 204.76.223.0/24
IPv6 Prefixes
2 total2620:0:2820::/48 2620:0:bf0::/48
What is AS91?
AS91 is an Autonomous System Number (ASN) assigned to Rensselaer Polytechnic Institute. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
Looking for more ASN data?
Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.