Whois Lookup

Query registration info, expiration date, registrar and more for domain, IP or ASN

Example： google.com · baidu.com · github.com · 8.8.8.8 · 211.234.110.0/24 · AS13335
Registration Info
199.161.32.0/20
IP Range
199.161.0.0 - 199.161.63.255
CIDR
199.161.0.0/18
Network Name
RACKDOG-CGNT-NET-24
Country/Region
US
Abuse Contact
[email protected]
Registration Date
2026-05-27
Update Date
2026-05-27
Domain Status
Reassigned
Raw Whois Data
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#



# start

NetRange:       199.160.0.0 - 199.163.255.255
CIDR:           199.160.0.0/14
NetName:        COGENT-199-160-0
NetHandle:      NET-199-160-0-0-1
Parent:         NET199 (NET-199-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Cogent Communications, LLC (COGC)
RegDate:        1994-02-01
Updated:        2025-12-23
Ref:            https://rdap.arin.net/registry/ip/199.160.0.0



OrgName:        Cogent Communications, LLC
OrgId:          COGC
Address:        2450 N Street NW
City:           Washington
StateProv:      DC
PostalCode:     20037
Country:        US
RegDate:        2000-05-30
Updated:        2025-09-23
Comment:        Geofeed https://geofeed.cogentco.com/geofeed.csv
Ref:            https://rdap.arin.net/registry/entity/COGC

ReferralServer:  rwhois://rwhois.cogentco.com:4321

OrgTechHandle: IPALL-ARIN
OrgTechName:   IP Allocation
OrgTechPhone:  +1-877-875-4311 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPALL-ARIN

OrgAbuseHandle: COGEN-ARIN
OrgAbuseName:   Cogent Abuse
OrgAbusePhone:  +1-877-875-4311 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/COGEN-ARIN

OrgNOCHandle: ZC108-ARIN
OrgNOCName:   Cogent Communications
OrgNOCPhone:  +1-877-875-4311 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZC108-ARIN

# end


# start

NetRange:       199.161.0.0 - 199.161.63.255
CIDR:           199.161.0.0/18
NetName:        RACKDOG-CGNT-NET-24
NetHandle:      NET-199-161-0-0-1
Parent:         COGENT-199-160-0 (NET-199-160-0-0-1)
NetType:        Reassigned
OriginAS:       
Customer:       RCN (C11605218)
RegDate:        2026-05-27
Updated:        2026-05-27
Ref:            https://rdap.arin.net/registry/ip/199.161.0.0


CustName:       RCN
Address:        21635 Red Rum Dr
City:           Ashburn
StateProv:      VA
PostalCode:     20147
Country:        US
RegDate:        2026-05-27
Updated:        2026-05-27
Ref:            https://rdap.arin.net/registry/entity/C11605218

OrgTechHandle: IPALL-ARIN
OrgTechName:   IP Allocation
OrgTechPhone:  +1-877-875-4311 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPALL-ARIN

OrgAbuseHandle: COGEN-ARIN
OrgAbuseName:   Cogent Abuse
OrgAbusePhone:  +1-877-875-4311 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/COGEN-ARIN

OrgNOCHandle: ZC108-ARIN
OrgNOCName:   Cogent Communications
OrgNOCPhone:  +1-877-875-4311 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZC108-ARIN

# end



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#