AS Number
AS25978
AS Name
RUSH-EXTERNAL
Org Name
Rush University Medical Center
Registry

arin

RegDate

1990-11-16

Updated

2024-12-04

AS25978 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

0

IPv4 NUMs

65,536

IPv6 NUMs(/64)

0

65,536 IPv4 Addresses
CIDR Description IP Num
144.74.0.0/17 Rush University Medical Center 32768
144.74.128.0/17 Rush University Medical Center 32768
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS33491 COMCAST-33491 - Comcast Cable Communications, LLC, US United States 69,120 15,990,784 IPv4 IPv4
AS46887 CROWNCASTLE-AS46887 - Crown Castle Fiber LLC, US United States 661,248 17,180,131,328 IPv4 IPv4
ASNumber:       25978
ASName:         RUSH-EXTERNAL
ASHandle:       AS25978
RegDate:        2025-02-19
Updated:        2025-02-19    
Ref:            https://rdap.arin.net/registry/autnum/25978


OrgName:        Rush University Medical Center
OrgId:          RPLMC
Address:        1653 W. Congress Parkway
City:           Chicago
StateProv:      IL
PostalCode:     60612
Country:        US
RegDate:        1990-11-16
Updated:        2024-12-04
Ref:            https://rdap.arin.net/registry/entity/RPLMC


OrgAbuseHandle: KLO1-ARIN
OrgAbuseName:   ODER, KARL 
OrgAbusePhone:  +1-312-942-8940 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KLO1-ARIN

OrgTechHandle: CLUKE-ARIN
OrgTechName:   Clukey, Jay 
OrgTechPhone:  +1-312-942-4806 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CLUKE-ARIN