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Whois - get information about the IP / domain / AS number / Company

Enter any domain name, IP address, AS handle or company name you would like to query whois for
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/public/whoisinaccuracy/index.xhtml
#

#
# The following results may also be obtained via:
# https://whois.arin.net/rest/nets;q=63.241.136.255?showDetails=true&showARIN=false&showNonArinTopLevelNet=false&ext=netref2
#

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: 2001-08-06
Comment: ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE
Ref: https://whois.arin.net/rest/net/NET-63-240-0-0-1

OrgName:
CERFnet
OrgId: CERF
Address: 5738 Pacific Center Blvd
City: San Diego
StateProv: CA
PostalCode: 92121
Country: US
RegDate: 1989-04-17
Updated: 2017-01-28
Comment: Contact AT&T Abuse (abuse@att.net) for policy abuse issues.
Comment: All policy abuse issues sent to other POCs will be disregarded.
Ref: https://whois.arin.net/rest/org/CERF

OrgTechHandle:
NETWO10-ARIN
OrgTechName: Network Provisioning
OrgTechPhone: +1-877-789-2877
OrgTechEmail: ARINMAINT@list.att.com
OrgTechRef: https://whois.arin.net/rest/poc/NETWO10-ARIN

OrgAbuseHandle:
ATTAB-ARIN
OrgAbuseName: ATT Abuse
OrgAbusePhone: +1-919-319-8130
OrgAbuseEmail: abuse@att.net
OrgAbuseRef: https://whois.arin.net/rest/poc/ATTAB-ARIN

RTechHandle:
CERF-HM-ARIN
RTechName: ATand T Enhanced Network Services
RTechPhone: +1-858-812-5000
RTechEmail: notify@attens.com
RTechRef: https://whois.arin.net/rest/poc/CERF-HM-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/public/whoisinaccuracy/index.xhtml
#

WHOIS Lookup

Determine details about the online resource by using:
  • IP address
  • Domain name
  • Autonomous system number (ASN)
  • Company name
You can get information about the owners of Internet resources. Аind out how to contact the owner of the resource via email or other methods of communication.
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