AS Number
AS1224
AS Name
NCSA-AS
Org Name
University of Illinois
Country / Region
United States
Registry

arin

RegDate

2023-08-31

Updated

2023-08-31

AS1224 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

1

IPv4 NUMs

65,792

IPv6 NUMs(/64)

65,536

65,792 IPv4 Addresses
CIDR Description IP Num
141.142.0.0/24
IRR Parent Valid
University of Illinois 256
141.142.0.0/16
IRR Valid
University of Illinois 65536
198.17.196.0/24
IRR InValid
University of Illinois 256
CIDR Description IP NUMs(prefix /64)
2620:0:c80::/48
ROA Signed and Valid IRR Valid
National Center for Supercomputing Applications 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS40387 UI-ICCN - University of Illinois, US United States 2,048 65,536 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 135,936 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS2153 CENIC-2153 - CENIC, US United States 4,864 16,842,752 IPv4 IPv4
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4 IPv6 IPv6
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


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

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

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