Summary

NetName
CERFNET-BLK-5
OrgName
CERFnet
CIDR
RIR

ARIN

Country

Status

Direct Allocation

RegDate

1999-11-03

Updated

2021-07-19

Whois

NetRange:       63.240.0.0 - 63.242.255.255
CIDR:           63.242.0.0/16, 63.240.0.0/15
NetName:        CERFNET-BLK-5
NetHandle:      NET-63-240-0-0-1
Parent:         NET63 (NET-63-0-0-0-0)
NetType:        Direct Allocation
OriginAS:
Organization:   CERFnet (CERF)
RegDate:        1999-11-03
Updated:        2021-07-19
Comment:        ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE
Ref:            https://rdap.arin.net/registry/ip/63.240.0.0

OrgName:        CERFnet
OrgId:          CERF
Address:        5738 Pacific Center Blvd
City:           San Diego
StateProv:      CA
PostalCode:     92121
Country:        US
RegDate:        1989-04-18
Updated:        2024-07-29
Comment:        Contact AT&T Abuse ([email protected]) for policy abuse issues.
Comment:        All policy abuse issues sent to other POCs will be disregarded.
Ref:            https://rdap.arin.net/registry/entity/CERF

OrgNOCHandle: LEITM2-ARIN
OrgNOCName:   Leitmanova, Lucia
OrgNOCPhone:  +421 2 332 25571
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/LEITM2-ARIN

OrgTechHandle: LEITM2-ARIN
OrgTechName:   Leitmanova, Lucia
OrgTechPhone:  +421 2 332 25571
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/LEITM2-ARIN

OrgNOCHandle: STRAN154-ARIN
OrgNOCName:   Stranska, Jana
OrgNOCPhone:  +421 233225331
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/STRAN154-ARIN

OrgTechHandle: STRAN154-ARIN
OrgTechName:   Stranska, Jana
OrgTechPhone:  +421 233225331
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/STRAN154-ARIN

OrgTechHandle: DRU40-ARIN
OrgTechName:   Rueegg, Daniel
OrgTechPhone:  +41 1 4957899
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/DRU40-ARIN

OrgNOCHandle: DRU40-ARIN
OrgNOCName:   Rueegg, Daniel
OrgNOCPhone:  +41 1 4957899
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/DRU40-ARIN

OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName:   Routing POC
OrgRoutingPhone:  +1-999-999-9999
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgRoutingHandle: DRU40-ARIN
OrgRoutingName:   Rueegg, Daniel
OrgRoutingPhone:  +41 1 4957899
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/DRU40-ARIN

OrgTechHandle: NAJMI1-ARIN
OrgTechName:   Najmikova, Ivana
OrgTechPhone:  +421 250210682
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NAJMI1-ARIN

OrgTechHandle: ZS44-ARIN
OrgTechName:   IPAdmin-ATT Internet Services
OrgTechPhone:  +1-888-510-5545
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgTechHandle: NETWO10-ARIN
OrgTechName:   Network Provisioning
OrgTechPhone:  +1-877-789-2877
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO10-ARIN

OrgAbuseHandle: NETWO10-ARIN
OrgAbuseName:   Network Provisioning
OrgAbusePhone:  +1-877-789-2877
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO10-ARIN

OrgNOCHandle: NAJMI1-ARIN
OrgNOCName:   Najmikova, Ivana
OrgNOCPhone:  +421 250210682
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NAJMI1-ARIN

OrgRoutingHandle: LEITM2-ARIN
OrgRoutingName:   Leitmanova, Lucia
OrgRoutingPhone:  +421 2 332 25571
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/LEITM2-ARIN

RTechHandle: CERF-HM-ARIN
RTechName:   ATand T Enhanced Network Services
RTechPhone:  +1-858-812-5000
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN

RTechHandle: ICC-ARIN
RTechName:   IP Team
RTechPhone:  +1-888-876-2382
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/ICC-ARIN

CIDR

63.240.0.0/24 63.240.1.0/24 63.240.2.0/24 63.240.3.0/24
63.240.5.0/24 63.240.6.0/24 63.240.7.0/24 63.240.8.0/24
63.240.10.0/24 63.240.11.0/24 63.240.12.0/24 63.240.13.0/24
63.240.15.0/24 63.240.16.0/24 63.240.17.0/24 63.240.18.0/24
63.240.20.0/24 63.240.21.0/24 63.240.22.0/24 63.240.23.0/24
63.240.25.0/24 63.240.26.0/24 63.240.27.0/24 63.240.28.0/24
63.240.30.0/24 63.240.31.0/24 63.240.32.0/24 63.240.33.0/24
63.240.35.0/24 63.240.36.0/24 63.240.37.0/24 63.240.38.0/24
63.240.40.0/24 63.240.41.0/24 63.240.42.0/24 63.240.43.0/24
63.240.45.0/24 63.240.46.0/24 63.240.47.0/24 63.240.48.0/24
63.240.50.0/24 63.240.51.0/24 63.240.52.0/24 63.240.53.0/24
63.240.55.0/24 63.240.56.0/24 63.240.57.0/24 63.240.58.0/24
63.240.60.0/24 63.240.61.0/24 63.240.62.0/24 63.240.63.0/24
63.240.65.0/24 63.240.66.0/24 63.240.67.0/24 63.240.68.0/24
63.240.70.0/24 63.240.71.0/24 63.240.72.0/24 63.240.73.0/24
63.240.75.0/24 63.240.76.0/24 63.240.77.0/24 63.240.78.0/24
63.240.80.0/24 63.240.81.0/24 63.240.82.0/24 63.240.83.0/24
63.240.85.0/24 63.240.86.0/24 63.240.87.0/24 63.240.88.0/24
63.240.90.0/24 63.240.91.0/24 63.240.92.0/24 63.240.93.0/24
63.240.95.0/24 63.240.96.0/24 63.240.97.0/24 63.240.98.0/24
63.240.100.0/24 63.240.101.0/24 63.240.102.0/24 63.240.103.0/24
63.240.105.0/24 63.240.106.0/24 63.240.107.0/24 63.240.108.0/24
63.240.110.0/24 63.240.111.0/24 63.240.112.0/24 63.240.113.0/24
63.240.115.0/24 63.240.116.0/24 63.240.117.0/24 63.240.118.0/24
63.240.120.0/24 63.240.121.0/24 63.240.122.0/24 63.240.123.0/24
63.240.125.0/24 63.240.126.0/24 63.240.127.0/24 63.240.128.0/24
63.240.130.0/24 63.240.131.0/24 63.240.132.0/24 63.240.133.0/24
63.240.135.0/24 63.240.136.0/24 63.240.137.0/24 63.240.138.0/24
63.240.140.0/24 63.240.141.0/24 63.240.142.0/24 63.240.143.0/24
63.240.145.0/24 63.240.146.0/24 63.240.147.0/24 63.240.148.0/24
63.240.150.0/24 63.240.151.0/24 63.240.152.0/24 63.240.153.0/24
63.240.155.0/24 63.240.156.0/24 63.240.157.0/24 63.240.158.0/24
63.240.160.0/24 63.240.161.0/24 63.240.162.0/24 63.240.163.0/24
63.240.165.0/24 63.240.166.0/24 63.240.167.0/24 63.240.168.0/24
63.240.170.0/24 63.240.171.0/24 63.240.172.0/24 63.240.173.0/24
63.240.175.0/24 63.240.176.0/24 63.240.177.0/24 63.240.178.0/24
63.240.180.0/24 63.240.181.0/24 63.240.182.0/24 63.240.183.0/24
63.240.185.0/24 63.240.186.0/24 63.240.187.0/24 63.240.188.0/24
63.240.190.0/24 63.240.191.0/24 63.240.192.0/24 63.240.193.0/24
63.240.195.0/24 63.240.196.0/24 63.240.197.0/24 63.240.198.0/24
63.240.200.0/24 63.240.201.0/24 63.240.202.0/24 63.240.203.0/24
63.240.205.0/24 63.240.206.0/24 63.240.207.0/24 63.240.208.0/24
63.240.210.0/24 63.240.211.0/24 63.240.212.0/24 63.240.213.0/24
63.240.215.0/24 63.240.216.0/24 63.240.217.0/24 63.240.218.0/24
63.240.220.0/24 63.240.221.0/24 63.240.222.0/24 63.240.223.0/24
63.240.225.0/24 63.240.226.0/24 63.240.227.0/24 63.240.228.0/24
63.240.230.0/24 63.240.231.0/24 63.240.232.0/24 63.240.233.0/24
63.240.235.0/24 63.240.236.0/24 63.240.237.0/24 63.240.238.0/24
63.240.240.0/24 63.240.241.0/24 63.240.242.0/24 63.240.243.0/24
63.240.245.0/24 63.240.246.0/24 63.240.247.0/24 63.240.248.0/24
63.240.250.0/24 63.240.251.0/24 63.240.252.0/24 63.240.253.0/24
63.240.255.0/24 63.241.0.0/24 63.241.1.0/24 63.241.2.0/24
63.241.4.0/24 63.241.5.0/24 63.241.6.0/24 63.241.7.0/24
63.241.9.0/24 63.241.10.0/24 63.241.11.0/24 63.241.12.0/24
63.241.14.0/24 63.241.15.0/24 63.241.16.0/24 63.241.17.0/24
63.241.19.0/24 63.241.20.0/24 63.241.21.0/24 63.241.22.0/24
63.241.24.0/24 63.241.25.0/24 63.241.26.0/24 63.241.27.0/24
63.241.29.0/24 63.241.30.0/24 63.241.31.0/24 63.241.32.0/24
63.241.34.0/24 63.241.35.0/24 63.241.36.0/24 63.241.37.0/24
63.241.39.0/24 63.241.40.0/24 63.241.41.0/24 63.241.42.0/24
63.241.44.0/24 63.241.45.0/24 63.241.46.0/24 63.241.47.0/24
63.241.49.0/24 63.241.50.0/24 63.241.51.0/24 63.241.52.0/24
63.241.54.0/24 63.241.55.0/24 63.241.56.0/24 63.241.57.0/24
63.241.59.0/24 63.241.60.0/24 63.241.61.0/24 63.241.62.0/24
63.241.64.0/24 63.241.65.0/24 63.241.66.0/24 63.241.67.0/24
63.241.69.0/24 63.241.70.0/24 63.241.71.0/24 63.241.72.0/24
63.241.74.0/24 63.241.75.0/24 63.241.76.0/24 63.241.77.0/24
63.241.79.0/24 63.241.80.0/24 63.241.81.0/24 63.241.82.0/24
63.241.84.0/24 63.241.85.0/24 63.241.86.0/24 63.241.87.0/24
63.241.89.0/24 63.241.90.0/24 63.241.91.0/24 63.241.92.0/24
63.241.94.0/24 63.241.95.0/24 63.241.96.0/24 63.241.97.0/24
63.241.99.0/24 63.241.100.0/24 63.241.101.0/24 63.241.102.0/24
63.241.104.0/24 63.241.105.0/24 63.241.106.0/24 63.241.107.0/24
63.241.109.0/24 63.241.110.0/24 63.241.111.0/24 63.241.112.0/24
63.241.114.0/24 63.241.115.0/24 63.241.116.0/24 63.241.117.0/24
63.241.119.0/24 63.241.120.0/24 63.241.121.0/24 63.241.122.0/24
63.241.124.0/24 63.241.125.0/24 63.241.126.0/24 63.241.127.0/24
63.241.129.0/24 63.241.130.0/24 63.241.131.0/24 63.241.132.0/24
63.241.134.0/24 63.241.135.0/24 63.241.136.0/24 63.241.137.0/24
63.241.139.0/24 63.241.140.0/24 63.241.141.0/24 63.241.142.0/24
63.241.144.0/24 63.241.145.0/24 63.241.146.0/24 63.241.147.0/24
63.241.149.0/24 63.241.150.0/24 63.241.151.0/24 63.241.152.0/24
63.241.154.0/24 63.241.155.0/24 63.241.156.0/24 63.241.157.0/24
63.241.159.0/24 63.241.160.0/24 63.241.161.0/24 63.241.162.0/24
63.241.164.0/24 63.241.165.0/24 63.241.166.0/24 63.241.167.0/24
63.241.169.0/24 63.241.170.0/24 63.241.171.0/24 63.241.172.0/24
63.241.174.0/24 63.241.175.0/24 63.241.176.0/24 63.241.177.0/24
63.241.179.0/24 63.241.180.0/24 63.241.181.0/24 63.241.182.0/24
63.241.184.0/24 63.241.185.0/24 63.241.186.0/24 63.241.187.0/24
63.241.189.0/24 63.241.190.0/24 63.241.191.0/24 63.241.192.0/24
63.241.194.0/24 63.241.195.0/24 63.241.196.0/24 63.241.197.0/24
63.241.199.0/24 63.241.200.0/24 63.241.201.0/24 63.241.202.0/24
63.241.204.0/24 63.241.205.0/24 63.241.206.0/24 63.241.207.0/24
63.241.209.0/24 63.241.210.0/24 63.241.211.0/24 63.241.212.0/24
63.241.214.0/24 63.241.215.0/24 63.241.216.0/24 63.241.217.0/24
63.241.219.0/24 63.241.220.0/24 63.241.221.0/24 63.241.222.0/24
63.241.224.0/24 63.241.225.0/24 63.241.226.0/24 63.241.227.0/24
63.241.229.0/24 63.241.230.0/24 63.241.231.0/24 63.241.232.0/24
63.241.234.0/24 63.241.235.0/24 63.241.236.0/24 63.241.237.0/24
63.241.239.0/24 63.241.240.0/24 63.241.241.0/24 63.241.242.0/24
63.241.244.0/24 63.241.245.0/24 63.241.246.0/24 63.241.247.0/24
63.241.249.0/24 63.241.250.0/24 63.241.251.0/24 63.241.252.0/24
63.241.254.0/24 63.241.255.0/24