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
IRR Valid
National Center for Supercomputing Applications 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS293 ESNET, US United States 134,912 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS2153 CSUNET-NE - California State University, Office of the Chancellor, US United States 2,816 16,842,752 IPv4 IPv4
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS40387 UI-ICCN - University of Illinois, US United States 2,048 65,536 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
141.142.2.2 2 dns1.ncsa.illinois.edu
141.142.3.9 1 vl-102-gw.ncsa.illinois.edu
141.142.3.10 1 102.vlan.ncsa-1045.ncsa.illinois.edu
141.142.3.14 1 103.vlan.ncsa-1045.ncsa.illinois.edu
141.142.3.17 1 vl-104-gw.ncsa.illinois.edu
141.142.3.18 1 104.vlan.ncsa-2045.ncsa.illinois.edu
141.142.3.21 1 vl-105-gw.ncsa.illinois.edu
141.142.3.22 1 105.vlan.ncsa-2045.ncsa.illinois.edu
141.142.3.25 1 vl-106-gw.ncsa.illinois.edu
141.142.3.30 1 107.vlan.ncsa-3045.ncsa.illinois.edu
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:  +1-217-244-2909 
OrgTechEmail:  neteng@ncsa.illinois.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/ND63-ORG-ARIN

OrgAbuseHandle: ND63-ORG-ARIN
OrgAbuseName:   Network Development
OrgAbusePhone:  +1-217-244-2909 
OrgAbuseEmail:  neteng@ncsa.illinois.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ND63-ORG-ARIN

RTechHandle: ND63-ORG-ARIN
RTechName:   Network Development
RTechPhone:  +1-217-244-2909 
RTechEmail:  neteng@ncsa.illinois.edu
RTechRef:    https://rdap.arin.net/registry/entity/ND63-ORG-ARIN