Summary

NetName
UCRNET
OrgName
University of California, Riverside
CIDR
RIR

ARIN

Country

Status

Direct Allocation

RegDate

1990-01-24

Updated

2024-01-17

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS2152 CENIC-2152 - CENIC, US United States 2078976 4294967296
AS2153 CENIC-2153 - CENIC, US United States 4864 16842752

Whois

NetRange:       138.23.0.0 - 138.23.255.255
CIDR:           138.23.0.0/16
NetName:        UCRNET
NetHandle:      NET-138-23-0-0-1
Parent:         NET138 (NET-138-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       AS6106
Organization:   University of California, Riverside (UNIVER-211-Z)
RegDate:        1990-01-24
Updated:        2024-01-17
Ref:            https://rdap.arin.net/registry/ip/138.23.0.0

OrgName:        University of California, Riverside
OrgId:          UNIVER-211-Z
Address:        University of California, Riverside
Address:        Computing and Communications
City:           Riverside
StateProv:      CA
PostalCode:     92521
Country:        US
RegDate:        2024-01-02
Updated:        2024-01-02
Ref:            https://rdap.arin.net/registry/entity/UNIVER-211-Z

OrgTechHandle: KENNE340-ARIN
OrgTechName:   Kennedy, Michael
OrgTechPhone:  +1-951-827-4875
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/KENNE340-ARIN

OrgDNSHandle: SYSTE802-ARIN
OrgDNSName:   Systems Engineering
OrgDNSPhone:  +1-951-827-1012
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/SYSTE802-ARIN

OrgAbuseHandle: ABUSE1631-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-951-827-4875
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1631-ARIN

OrgTechHandle: SYSTE802-ARIN
OrgTechName:   Systems Engineering
OrgTechPhone:  +1-951-827-1012
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/SYSTE802-ARIN

OrgTechHandle: FISHE693-ARIN
OrgTechName:   Fisher, Jeremy
OrgTechPhone:  +1-951-827-4826
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/FISHE693-ARIN

RNOCHandle: SYSTE802-ARIN
RNOCName:   Systems Engineering
RNOCPhone:  +1-951-827-1012
RNOCEmail:  [email protected]
RNOCRef:    https://rdap.arin.net/registry/entity/SYSTE802-ARIN

RTechHandle: SYSTE802-ARIN
RTechName:   Systems Engineering
RTechPhone:  +1-951-827-1012
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/SYSTE802-ARIN

RAbuseHandle: ABUSE1631-ARIN
RAbuseName:   Abuse
RAbusePhone:  +1-951-827-4875
RAbuseEmail:  [email protected]
RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1631-ARIN

CIDR

138.23.0.0/24 138.23.1.0/24 138.23.2.0/24 138.23.3.0/24
138.23.5.0/24 138.23.6.0/24 138.23.7.0/24 138.23.8.0/24
138.23.10.0/24 138.23.11.0/24 138.23.12.0/24 138.23.13.0/24
138.23.15.0/24 138.23.16.0/24 138.23.17.0/24 138.23.18.0/24
138.23.20.0/24 138.23.21.0/24 138.23.22.0/24 138.23.23.0/24
138.23.25.0/24 138.23.26.0/24 138.23.27.0/24 138.23.28.0/24
138.23.30.0/24 138.23.31.0/24 138.23.32.0/24 138.23.33.0/24
138.23.35.0/24 138.23.36.0/24 138.23.37.0/24 138.23.38.0/24
138.23.40.0/24 138.23.41.0/24 138.23.42.0/24 138.23.43.0/24
138.23.45.0/24 138.23.46.0/24 138.23.47.0/24 138.23.48.0/24
138.23.50.0/24 138.23.51.0/24 138.23.52.0/24 138.23.53.0/24
138.23.55.0/24 138.23.56.0/24 138.23.57.0/24 138.23.58.0/24
138.23.60.0/24 138.23.61.0/24 138.23.62.0/24 138.23.63.0/24
138.23.65.0/24 138.23.66.0/24 138.23.67.0/24 138.23.68.0/24
138.23.70.0/24 138.23.71.0/24 138.23.72.0/24 138.23.73.0/24
138.23.75.0/24 138.23.76.0/24 138.23.77.0/24 138.23.78.0/24
138.23.80.0/24 138.23.81.0/24 138.23.82.0/24 138.23.83.0/24
138.23.85.0/24 138.23.86.0/24 138.23.87.0/24 138.23.88.0/24
138.23.90.0/24 138.23.91.0/24 138.23.92.0/24 138.23.93.0/24
138.23.95.0/24 138.23.96.0/24 138.23.97.0/24 138.23.98.0/24
138.23.100.0/24 138.23.101.0/24 138.23.102.0/24 138.23.103.0/24
138.23.105.0/24 138.23.106.0/24 138.23.107.0/24 138.23.108.0/24
138.23.110.0/24 138.23.111.0/24 138.23.112.0/24 138.23.113.0/24
138.23.115.0/24 138.23.116.0/24 138.23.117.0/24 138.23.118.0/24
138.23.120.0/24 138.23.121.0/24 138.23.122.0/24 138.23.123.0/24
138.23.125.0/24 138.23.126.0/24 138.23.127.0/24 138.23.128.0/24
138.23.130.0/24 138.23.131.0/24 138.23.132.0/24 138.23.133.0/24
138.23.135.0/24 138.23.136.0/24 138.23.137.0/24 138.23.138.0/24
138.23.140.0/24 138.23.141.0/24 138.23.142.0/24 138.23.143.0/24
138.23.145.0/24 138.23.146.0/24 138.23.147.0/24 138.23.148.0/24
138.23.150.0/24 138.23.151.0/24 138.23.152.0/24 138.23.153.0/24
138.23.155.0/24 138.23.156.0/24 138.23.157.0/24 138.23.158.0/24
138.23.160.0/24 138.23.161.0/24 138.23.162.0/24 138.23.163.0/24
138.23.165.0/24 138.23.166.0/24 138.23.167.0/24 138.23.168.0/24
138.23.170.0/24 138.23.171.0/24 138.23.172.0/24 138.23.173.0/24
138.23.175.0/24 138.23.176.0/24 138.23.177.0/24 138.23.178.0/24
138.23.180.0/24 138.23.181.0/24 138.23.182.0/24 138.23.183.0/24
138.23.185.0/24 138.23.186.0/24 138.23.187.0/24 138.23.188.0/24
138.23.190.0/24 138.23.191.0/24 138.23.192.0/24 138.23.193.0/24
138.23.195.0/24 138.23.196.0/24 138.23.197.0/24 138.23.198.0/24
138.23.200.0/24 138.23.201.0/24 138.23.202.0/24 138.23.203.0/24
138.23.205.0/24 138.23.206.0/24 138.23.207.0/24 138.23.208.0/24
138.23.210.0/24 138.23.211.0/24 138.23.212.0/24 138.23.213.0/24
138.23.215.0/24 138.23.216.0/24 138.23.217.0/24 138.23.218.0/24
138.23.220.0/24 138.23.221.0/24 138.23.222.0/24 138.23.223.0/24
138.23.225.0/24 138.23.226.0/24 138.23.227.0/24 138.23.228.0/24
138.23.230.0/24 138.23.231.0/24 138.23.232.0/24 138.23.233.0/24
138.23.235.0/24 138.23.236.0/24 138.23.237.0/24 138.23.238.0/24
138.23.240.0/24 138.23.241.0/24 138.23.242.0/24 138.23.243.0/24
138.23.245.0/24 138.23.246.0/24 138.23.247.0/24 138.23.248.0/24
138.23.250.0/24 138.23.251.0/24 138.23.252.0/24 138.23.253.0/24
138.23.255.0/24