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	Prefix	Description
	128.248.0.0/16	University of Illinois Chicago
	128.248.30.0/24	University of Illinois Chicago
	131.193.0.0/16	University of Illinois Chicago
	131.193.34.0/24	University of Illinois Chicago
	131.193.182.0/23	University of Illinois Chicago
	192.43.252.0/24	University of Illinois Chicago
	2620:12f:90ff::/48	University of Illinois Chicago

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS40387	University of Illinois	✔	✘
	AS174	Cogent Communications, LLC	✔	✘
	AS22335	Metropolitan Research and Education Network	✘	✔
	AS6325	Illinois Century Network	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS40387	University of Illinois	✔	✘
	AS22335	Metropolitan Research and Education Network	✔	✔
	AS174	Cogent Communications, LLC	✔	✘
	AS6325	Illinois Century Network	✔	✘

ASHandle:       AS6200
OrgID:          UIAC-Z
ASName:         UIC-AS
ASNumber:       6200
RegDate:        1970-01-01
Updated:        2024-04-12
TechHandle:     CREHA2-ARIN
TechHandle:     MARCY1-ARIN
TechHandle:     PEREZ906-ARIN
AbuseHandle:    PEREZ906-ARIN
Source:         ARIN



OrgID:          UIAC-Z
OrgName:        University of Illinois Chicago
CanAllocate:    
Street:         ACCC MC 135
Street:         1940 West Taylor Avenue
City:           Chicago
State/Prov:     IL
Country:        US
PostalCode:     60612-7352
RegDate:        2023-02-01
Updated:        2025-05-01
OrgAdminHandle: CREHA2-ARIN
OrgTechHandle:  CREHA2-ARIN
OrgTechHandle:  NEUMA73-ARIN
OrgTechHandle:  NUTAL1-ARIN
OrgTechHandle:  PEREZ906-ARIN
OrgAbuseHandle: PEREZ906-ARIN
Source:         ARIN





OrgAdminHandle:       CREHA2-ARIN
OrgAdminName:         Jelene Crehan
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        CREHA2-ARIN
OrgTechName:          Jelene Crehan
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NEUMA73-ARIN
OrgTechName:          Paul Neumann
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NUTAL1-ARIN
OrgTechName:          Charles Nutall
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        PEREZ906-ARIN
OrgTechName:          Esteban Perez
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       PEREZ906-ARIN
OrgAbuseName:         Esteban Perez
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           CREHA2-ARIN
TechName:             Jelene Crehan
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           MARCY1-ARIN
TechName:             William Marcyniuk
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           PEREZ906-ARIN
TechName:             Esteban Perez
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          PEREZ906-ARIN
AbuseName:            Esteban Perez
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-17T03:26:46Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-pavlov:as-customers	13
RADB	as198949:as-sd	3434
RADB	as-startapca	85
RADB	as-startapme	88
RADB	as22335:as-customers	82
RADB	as-hurricane	24649
RADB	as-icn-customers	69
LEVEL3	as-sprint-origins	7309
RADB	as-startapru	68
RADB	as-iccn	8
RADB	as6325:as-icn-highered	29
RADB	as6325:as-icn-university	11
RADB	as-startapap	83
RADB	as-startapeu	47
RADB	as-startapcn	88
RIPE	as-transroute-spec	19660
RADB	as-startapla	65