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IP address details
AS91
Rensselaer Polytechnic Institute·
IP address details
AS91
Rensselaer Polytechnic Institute·
  • Summary IP.CC
  • Prefixes
  • Peers
  • Upstream
  • Downstream
  • Graphs
  • World Map
  • WHOIS Details
  • IX

Summary

  • As Number
    AS91
  • Org Name
    Rensselaer Polytechnic Institute
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
    18th November 1986
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    8
  • Ipv6 Prefixes
    1
  • Ipv4 Peers
    2
  • Ipv6 Peers
    3
  • Ipv4 Upstreams
    1
  • Ipv6 Upstreams
    2

Prefixes

There are 8 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States128.113.0.0/16
Rensselaer Polytechnic Institute
--ARIN
United States128.213.0.0/16
Rensselaer Polytechnic Institute
--ARIN
United States129.161.0.0/16
Rensselaer Hartford Graduate Center, Inc.
--ARIN
United States146.8.0.0/16
Rensselaer Polytechnic Institute
--ARIN
United States204.145.205.0/24
Rensselaer Polytechnic Institute
--ARIN
United States204.76.222.0/23
Rensselaer Polytechnic Institute
--ARIN
United States204.76.224.0/22
Rensselaer Polytechnic Institute
--ARIN
United States204.76.228.0/23
Rensselaer Polytechnic Institute
--ARIN
  • 1
IP Ranges API
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Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC
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IP Ranges APIIP.CC

Peers

There are 2 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
AS174
true
AS3754
NYSERNet
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Upstream

There are 1 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
AS174
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Graphs

AS91 Combined Upstream Graph AS91 AS91 AS174 AS174 AS91->AS174 AS3356 AS3356 AS91->AS3356 AS174->AS3356 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS3257 AS3257 AS174->AS3257 AS2497 AS2497 AS174->AS2497 AS7018 AS7018 AS174->AS7018 AS2914 AS2914 AS174->AS2914 AS701 AS701 AS174->AS701 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209
AS91 Combined Upstream Graph AS91 AS91 AS174 AS174 AS91->AS174 AS3356 AS3356 AS91->AS3356 AS174->AS3356 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS3257 AS3257 AS174->AS3257 AS2497 AS2497 AS174->AS2497 AS7018 AS7018 AS174->AS7018 AS2914 AS2914 AS174->AS2914 AS701 AS701 AS174->AS701 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209

World Map

WHOIS Details


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


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: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

OrgAbuseHandle: SECUR58-ARIN
OrgAbuseName: Security Team
OrgAbusePhone: +1-518-276-8181
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

OrgTechHandle: GD341-ARIN
OrgTechName: Doig, Graham
OrgTechPhone: +1-518-276-2604
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN

OrgTechHandle: BOZEA-ARIN
OrgTechName: Bozeat, Alex
OrgTechPhone: +1-518-276-2204
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/BOZEA-ARIN

RAbuseHandle: SECUR58-ARIN
RAbuseName: Security Team
RAbusePhone: +1-518-276-8181
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

RTechHandle: CCM11-ARIN
RTechName: Morrissey, Colleen Carey
RTechPhone: +1-518-276-6594
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

RTechHandle: GD341-ARIN
RTechName: Doig, Graham
RTechPhone: +1-518-276-2604
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


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: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

OrgAbuseHandle: SECUR58-ARIN
OrgAbuseName: Security Team
OrgAbusePhone: +1-518-276-8181
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

OrgTechHandle: GD341-ARIN
OrgTechName: Doig, Graham
OrgTechPhone: +1-518-276-2604
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN

OrgTechHandle: BOZEA-ARIN
OrgTechName: Bozeat, Alex
OrgTechPhone: +1-518-276-2204
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/BOZEA-ARIN

RAbuseHandle: SECUR58-ARIN
RAbuseName: Security Team
RAbusePhone: +1-518-276-8181
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

RTechHandle: CCM11-ARIN
RTechName: Morrissey, Colleen Carey
RTechPhone: +1-518-276-6594
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

RTechHandle: GD341-ARIN
RTechName: Doig, Graham
RTechPhone: +1-518-276-2604
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
IP.CC
Search
IP address details
AS91
Rensselaer Polytechnic Institute·
IP address details
AS91
Rensselaer Polytechnic Institute·

Summary

  • As Number
    AS91
  • Org Name
    Rensselaer Polytechnic Institute
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
    18th November 1986
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    8
  • Ipv6 Prefixes
    1
  • Ipv4 Peers
    2
  • Ipv6 Peers
    3
  • Ipv4 Upstreams
    1
  • Ipv6 Upstreams
    2

Prefixes

There are 8 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States128.113.0.0/16
Rensselaer Polytechnic Institute
--ARIN
United States128.213.0.0/16
Rensselaer Polytechnic Institute
--ARIN
United States129.161.0.0/16
Rensselaer Hartford Graduate Center, Inc.
--ARIN
United States146.8.0.0/16
Rensselaer Polytechnic Institute
--ARIN
United States204.145.205.0/24
Rensselaer Polytechnic Institute
--ARIN
United States204.76.222.0/23
Rensselaer Polytechnic Institute
--ARIN
United States204.76.224.0/22
Rensselaer Polytechnic Institute
--ARIN
United States204.76.228.0/23
Rensselaer Polytechnic Institute
--ARIN
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges APIIP.CC

Peers

There are 2 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
AS174
true
AS3754
NYSERNet
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Upstream

There are 1 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
AS174
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN APIIP.CCASN DatabaseIP.CC

Graphs

AS91 Combined Upstream Graph AS91 AS91 AS174 AS174 AS91->AS174 AS3356 AS3356 AS91->AS3356 AS174->AS3356 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS3257 AS3257 AS174->AS3257 AS2497 AS2497 AS174->AS2497 AS7018 AS7018 AS174->AS7018 AS2914 AS2914 AS174->AS2914 AS701 AS701 AS174->AS701 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209
AS91 Combined Upstream Graph AS91 AS91 AS174 AS174 AS91->AS174 AS3356 AS3356 AS91->AS3356 AS174->AS3356 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS3257 AS3257 AS174->AS3257 AS2497 AS2497 AS174->AS2497 AS7018 AS7018 AS174->AS7018 AS2914 AS2914 AS174->AS2914 AS701 AS701 AS174->AS701 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209

World Map

WHOIS Details


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


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: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

OrgAbuseHandle: SECUR58-ARIN
OrgAbuseName: Security Team
OrgAbusePhone: +1-518-276-8181
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

OrgTechHandle: GD341-ARIN
OrgTechName: Doig, Graham
OrgTechPhone: +1-518-276-2604
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN

OrgTechHandle: BOZEA-ARIN
OrgTechName: Bozeat, Alex
OrgTechPhone: +1-518-276-2204
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/BOZEA-ARIN

RAbuseHandle: SECUR58-ARIN
RAbuseName: Security Team
RAbusePhone: +1-518-276-8181
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

RTechHandle: CCM11-ARIN
RTechName: Morrissey, Colleen Carey
RTechPhone: +1-518-276-6594
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

RTechHandle: GD341-ARIN
RTechName: Doig, Graham
RTechPhone: +1-518-276-2604
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


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: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

OrgAbuseHandle: SECUR58-ARIN
OrgAbuseName: Security Team
OrgAbusePhone: +1-518-276-8181
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

OrgTechHandle: GD341-ARIN
OrgTechName: Doig, Graham
OrgTechPhone: +1-518-276-2604
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN

OrgTechHandle: BOZEA-ARIN
OrgTechName: Bozeat, Alex
OrgTechPhone: +1-518-276-2204
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/BOZEA-ARIN

RAbuseHandle: SECUR58-ARIN
RAbuseName: Security Team
RAbusePhone: +1-518-276-8181
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/SECUR58-ARIN

RTechHandle: CCM11-ARIN
RTechName: Morrissey, Colleen Carey
RTechPhone: +1-518-276-6594
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/CCM11-ARIN

RTechHandle: GD341-ARIN
RTechName: Doig, Graham
RTechPhone: +1-518-276-2604
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/GD341-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
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What is an ASN?
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
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