ASN Lookup Tool

University of Illinois ncsa.illinois.edu US US 3 Routes

AS Data

AS1224

AS1224 – University of Illinois

AS Number 1224
AS Name NCSA-AS
Organization University of Illinois(ncsa-3-z)
Country US
Website ncsa.illinois.edu
Number of IPv4 Routes 2
Number of IPv6 Routes 1
ASN type EDUCATION
Registry ARIN
Date Allocated 1991-02-25

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Use ASN data for AS1224 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
198.17.196.0/24 256
141.142.0.0/16 65536
2620:0:c80::/48 ~1×10²⁴

Raw Whois Response

#
# 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 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       1224
ASName:         NCSA-AS
ASHandle:       AS1224
RegDate:        1991-02-25
Updated:        2024-02-12    
Ref:            https://rdap.arin.net/registry/autnum/1224


OrgName:        University of Illinois
OrgId:          NCSA-3-Z
Address:        NCSA
Address:        1205 W. Clark St
City:           Urbana
StateProv:      IL
PostalCode:     61801
Country:        US
RegDate:        2023-08-31
Updated:        2023-08-31
Ref:            https://rdap.arin.net/registry/entity/NCSA-3-Z


OrgTechHandle: ND63-ORG-ARIN
OrgTechName:   Network Development
OrgTechPhone:  +1-217-244-0714 
OrgTechEmail:  neteng@ncsa.illinois.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/ND63-ORG-ARIN

OrgAbuseHandle: ND63-ORG-ARIN
OrgAbuseName:   Network Development
OrgAbusePhone:  +1-217-244-0714 
OrgAbuseEmail:  neteng@ncsa.illinois.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ND63-ORG-ARIN

RTechHandle: ND63-ORG-ARIN
RTechName:   Network Development
RTechPhone:  +1-217-244-0714 
RTechEmail:  neteng@ncsa.illinois.edu
RTechRef:    https://rdap.arin.net/registry/entity/ND63-ORG-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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS22335 Metropolitan Research and Education Network US
AS293 ESnet US
AS38 University of Illinois US
AS40387 University of Illinois US

Upstreams

AS Number Description Country
AS22335 Metropolitan Research and Education Network US
AS293 ESnet US
AS40387 University of Illinois US

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Frequently Asked Questions

ASN AS1224 is an Autonomous System Number used to identify a network for BGP internet routing.
AS1224 is listed under University of Illinois.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.