91 RPI-AS, US
Adjacency: 4 Upstream: 4 Downstream: 0
Upstream Adjacent AS list
AS13536 TVC-AS1, US
AS174 COGENT-174, US
AS3356 LEVEL3, US
AS3754 NYSERNET3-AS, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 892 AS91 ORIGIN Originate: 330496 /13.67 Transit: 0 /0.00 RPI-AS, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 30436 AS91 RPI-AS, US 12 0 0 12 0 0.00% Prefix AS Path Aggregation Suggestion 128.113.0.0/16 293 3754 91 128.213.0.0/16 293 3754 91 129.5.0.0/16 57866 3356 91 91 91 91 129.161.0.0/16 293 3754 91 146.8.0.0/16 3257 174 91 91 91 91 192.12.91.0/24 57866 3356 91 91 91 91 192.12.92.0/24 57866 3356 91 91 91 91 204.76.222.0/24 6939 13536 91 204.76.223.0/24 3257 174 91 91 91 91 204.76.224.0/22 3257 174 91 91 91 91 204.76.228.0/23 3257 174 91 91 91 91 204.145.205.0/24 3257 174 91 91 91 91
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 146.8.0.0/16 Withdrawn
whois: 402603
IANA has recorded AS91 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS91\n
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ASNumber: 91
ASName: RPI-AS
ASHandle: AS91
RegDate: 1986-11-18
Updated: 2023-01-05
Ref: https://rdap.arin.net/registry/autnum/91
OrgName: Rensselaer Polytechnic Institute
OrgId: ITS-1-Z
Address: 110 8th Street
City: Troy
StateProv: NY
PostalCode: 12180-3590
Country: US
RegDate: 2022-11-23
Updated: 2025-06-10
Ref: https://rdap.arin.net/registry/entity/ITS-1-Z
OrgTechHandle: CCM11-ARIN
OrgTechName: Morrissey, Colleen Carey
OrgTechPhone: +1-518-276-6594
OrgTechEmail: morric@rpi.edu
OrgTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN
OrgAbuseHandle: SECUR58-ARIN
OrgAbuseName: Security Team
OrgAbusePhone: +1-518-276-8181
OrgAbuseEmail: security@rpi.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN
OrgTechHandle: BOZEA-ARIN
OrgTechName: Bozeat, Alex
OrgTechPhone: +1-518-276-2204
OrgTechEmail: bozeaa2@rpi.edu
OrgTechRef: https://rdap.arin.net/registry/entity/BOZEA-ARIN
OrgTechHandle: GD341-ARIN
OrgTechName: Doig, Graham
OrgTechPhone: +1-518-276-2809
OrgTechEmail: doigg@rpi.edu
OrgTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN
RTechHandle: CCM11-ARIN
RTechName: Morrissey, Colleen Carey
RTechPhone: +1-518-276-6594
RTechEmail: morric@rpi.edu
RTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN
RAbuseHandle: SECUR58-ARIN
RAbuseName: Security Team
RAbusePhone: +1-518-276-8181
RAbuseEmail: security@rpi.edu
RAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN
RTechHandle: GD341-ARIN
RTechName: Doig, Graham
RTechPhone: +1-518-276-2809
RTechEmail: doigg@rpi.edu
RTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN
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#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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