Summary

NetName
COLORADO
OrgName
CIDR
RIR

ARIN

Country
Status

allocation

Abuse

abuse@colorado.edu

Contact

arinadmin@colorado.edu

RegDate

1986-07-14

Updated

2021-12-14

Whois

NetRange:       128.138.0.0 - 128.138.255.255
CIDR:           128.138.0.0/16
NetName:        COLORADO
NetHandle:      NET-128-138-0-0-1
Parent:         NET-128-0-0-0-0
NetType:        allocation
OriginAS:       104
Organization:   University of Colorado (UNIVER-24)
RegDate:        1986-07-14
Updated:        2021-12-14

OrgID:          UNIVER-24
OrgName:        University of Colorado
CanAllocate:
Street:         Office of Information Technology
Street:         3645 Marine Street
City:           Boulder
State/Prov:     CO
Country:        US
PostalCode:     80309-0455
RegDate:        1986-03-11
Updated:        2019-06-25
OrgAbuseHandle: ABUSE306-ARIN
OrgAdminHandle: CUBOU-ARIN
OrgTechHandle:  CUBOU-ARIN
Source:         ARIN

OrgAbuseHandle: ABUSE306-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-303-735-4357
OrgAbuseEmail:  abuse@colorado.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE306-ARIN

OrgAdminHandle: CUBOU-ARIN
OrgAdminName:   CUBoulder
OrgAdminPhone:  +1-303-735-4357
OrgAdminEmail:  arinadmin@colorado.edu
OrgAdminRef:    https://rdap.arin.net/registry/entity/CUBOU-ARIN

OrgTechHandle:  CUBOU-ARIN
OrgTechName:    CUBoulder
OrgTechPhone:   +1-303-735-4357
OrgTechEmail:   arinadmin@colorado.edu
OrgTechRef:     https://rdap.arin.net/registry/entity/CUBOU-ARIN

RTechHandle:    CUBOU-ARIN
RTechName:      CUBoulder
RTechPhone:     +1-303-735-4357
RTechEmail:     arinadmin@colorado.edu
RTechRef:       https://rdap.arin.net/registry/entity/CUBOU-ARIN

RTechHandle:    ABUSE306-ARIN
RTechName:      Abuse
RTechPhone:     +1-303-735-4357
RTechEmail:     abuse@colorado.edu
RTechRef:       https://rdap.arin.net/registry/entity/ABUSE306-ARIN

Graph

CIDR

128.138.0.0/24 128.138.1.0/24 128.138.2.0/24 128.138.3.0/24
128.138.5.0/24 128.138.6.0/24 128.138.7.0/24 128.138.8.0/24
128.138.10.0/24 128.138.11.0/24 128.138.12.0/24 128.138.13.0/24
128.138.15.0/24 128.138.16.0/24 128.138.17.0/24 128.138.18.0/24
128.138.20.0/24 128.138.21.0/24 128.138.22.0/24 128.138.23.0/24
128.138.25.0/24 128.138.26.0/24 128.138.27.0/24 128.138.28.0/24
128.138.30.0/24 128.138.31.0/24 128.138.32.0/24 128.138.33.0/24
128.138.35.0/24 128.138.36.0/24 128.138.37.0/24 128.138.38.0/24
128.138.40.0/24 128.138.41.0/24 128.138.42.0/24 128.138.43.0/24
128.138.45.0/24 128.138.46.0/24 128.138.47.0/24 128.138.48.0/24
128.138.50.0/24 128.138.51.0/24 128.138.52.0/24 128.138.53.0/24
128.138.55.0/24 128.138.56.0/24 128.138.57.0/24 128.138.58.0/24
128.138.60.0/24 128.138.61.0/24 128.138.62.0/24 128.138.63.0/24
128.138.65.0/24 128.138.66.0/24 128.138.67.0/24 128.138.68.0/24
128.138.70.0/24 128.138.71.0/24 128.138.72.0/24 128.138.73.0/24
128.138.75.0/24 128.138.76.0/24 128.138.77.0/24 128.138.78.0/24
128.138.80.0/24 128.138.81.0/24 128.138.82.0/24 128.138.83.0/24
128.138.85.0/24 128.138.86.0/24 128.138.87.0/24 128.138.88.0/24
128.138.90.0/24 128.138.91.0/24 128.138.92.0/24 128.138.93.0/24
128.138.95.0/24 128.138.96.0/24 128.138.97.0/24 128.138.98.0/24
128.138.100.0/24 128.138.101.0/24 128.138.102.0/24 128.138.103.0/24
128.138.105.0/24 128.138.106.0/24 128.138.107.0/24 128.138.108.0/24
128.138.110.0/24 128.138.111.0/24 128.138.112.0/24 128.138.113.0/24
128.138.115.0/24 128.138.116.0/24 128.138.117.0/24 128.138.118.0/24
128.138.120.0/24 128.138.121.0/24 128.138.122.0/24 128.138.123.0/24
128.138.125.0/24 128.138.126.0/24 128.138.127.0/24 128.138.128.0/24
128.138.130.0/24 128.138.131.0/24 128.138.132.0/24 128.138.133.0/24
128.138.135.0/24 128.138.136.0/24 128.138.137.0/24 128.138.138.0/24
128.138.140.0/24 128.138.141.0/24 128.138.142.0/24 128.138.143.0/24
128.138.145.0/24 128.138.146.0/24 128.138.147.0/24 128.138.148.0/24
128.138.150.0/24 128.138.151.0/24 128.138.152.0/24 128.138.153.0/24
128.138.155.0/24 128.138.156.0/24 128.138.157.0/24 128.138.158.0/24
128.138.160.0/24 128.138.161.0/24 128.138.162.0/24 128.138.163.0/24
128.138.165.0/24 128.138.166.0/24 128.138.167.0/24 128.138.168.0/24
128.138.170.0/24 128.138.171.0/24 128.138.172.0/24 128.138.173.0/24
128.138.175.0/24 128.138.176.0/24 128.138.177.0/24 128.138.178.0/24
128.138.180.0/24 128.138.181.0/24 128.138.182.0/24 128.138.183.0/24
128.138.185.0/24 128.138.186.0/24 128.138.187.0/24 128.138.188.0/24
128.138.190.0/24 128.138.191.0/24 128.138.192.0/24 128.138.193.0/24
128.138.195.0/24 128.138.196.0/24 128.138.197.0/24 128.138.198.0/24
128.138.200.0/24 128.138.201.0/24 128.138.202.0/24 128.138.203.0/24
128.138.205.0/24 128.138.206.0/24 128.138.207.0/24 128.138.208.0/24
128.138.210.0/24 128.138.211.0/24 128.138.212.0/24 128.138.213.0/24
128.138.215.0/24 128.138.216.0/24 128.138.217.0/24 128.138.218.0/24
128.138.220.0/24 128.138.221.0/24 128.138.222.0/24 128.138.223.0/24
128.138.225.0/24 128.138.226.0/24 128.138.227.0/24 128.138.228.0/24
128.138.230.0/24 128.138.231.0/24 128.138.232.0/24 128.138.233.0/24
128.138.235.0/24 128.138.236.0/24 128.138.237.0/24 128.138.238.0/24
128.138.240.0/24 128.138.241.0/24 128.138.242.0/24 128.138.243.0/24
128.138.245.0/24 128.138.246.0/24 128.138.247.0/24 128.138.248.0/24
128.138.250.0/24 128.138.251.0/24 128.138.252.0/24 128.138.253.0/24
128.138.255.0/24