ARIN Whois/RDAP

"209.165.128.0"

Network: NET-209-165-128-0-1

Source Registry
ARIN
Net Range
209.165.128.0 - 209.165.191.255
CIDR
209.165.128.0/18
Name
GCI-ALASKA-0BLK
Handle
NET-209-165-128-0-1
Parent
NET-209-0-0-0-0
Net Type
DIRECT ALLOCATION
Registration
Wed, 10 Dec 1997 05:00:00 GMT (Wed Dec 10 1997 local time)
Last Changed
Tue, 15 Apr 2014 21:50:12 GMT (Tue Apr 15 2014 local time)
Comments
ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE
Self
https://rdap.arin.net/registry/ip/209.165.128.0
Alternate
https://whois.arin.net/rest/net/NET-209-165-128-0-1
Port 43 Whois
whois.arin.net

Related Entities

1 Entity
Source Registry
ARIN
Kind
Org
Full Name
GENERAL COMMUNICATION, INC.
Handle
GENER-72
Address
2550 Denali Street Suite 1000 Anchorage AK 99503 United States
Roles
Registrant
Registration
Fri, 09 Jan 2004 16:45:26 GMT (Fri Jan 09 2004 local time)
Last Changed
Thu, 02 Nov 2023 17:06:13 GMT (Thu Nov 02 2023 local time)
Self
https://rdap.arin.net/registry/entity/GENER-72
Alternate
https://whois.arin.net/rest/org/GENER-72
Port 43 Whois
whois.arin.net

Related Entities

3 Entities
Source Registry
ARIN
Kind
Group
Full Name
GCI Network Security
Handle
GNS10-ARIN
Email
security@gci.net
Email
abuse@gci.net
Telephone
+1-907-868-5330
Organization
GCI Network Security
Address
2550 Denali St. Suite 1000 Anchorage AK 99503 United States
Roles
Abuse
Registration
Tue, 10 Sep 2002 17:10:03 GMT (Tue Sep 10 2002 local time)
Last Changed
Tue, 03 Dec 2024 17:23:38 GMT (Tue Dec 03 2024 local time)
Self
https://rdap.arin.net/registry/entity/GNS10-ARIN
Alternate
https://whois.arin.net/rest/poc/GNS10-ARIN
Port 43 Whois
whois.arin.net
Source Registry
ARIN
Kind
Group
Full Name
GCI Routing Security
Handle
GRS342-ARIN
Email
tsroutingsecurity@gci.com
Telephone
+1-907-868-0100
Organization
GCI Routing Security
Address
2550 Denali St. Suite 1000 Anchorage AK 99503 United States
Roles
Routing
Registration
Thu, 02 Nov 2023 17:04:37 GMT (Thu Nov 02 2023 local time)
Last Changed
Fri, 01 Nov 2024 16:05:01 GMT (Fri Nov 01 2024 local time)
Comments
For BGP and RPKI issues only
Self
https://rdap.arin.net/registry/entity/GRS342-ARIN
Alternate
https://whois.arin.net/rest/poc/GRS342-ARIN
Port 43 Whois
whois.arin.net
Source Registry
ARIN
Kind
Group
Full Name
GCI IP Administrator
Handle
GDA5-ORG-ARIN
Email
registrar@gci.com
Telephone
+1-907-868-0100
Telephone
+1-907-868-6325
Organization
GCI IP Administrator
Address
2550 Denali St. Suite 1000 Anchorage AK 99503 United States
Roles
Administrative, Technical
Last Changed
Tue, 22 Jul 2025 18:36:18 GMT (Tue Jul 22 2025 local time)
Self
https://rdap.arin.net/registry/entity/GDA5-ORG-ARIN
Alternate
https://whois.arin.net/rest/poc/GDA5-ORG-ARIN
Port 43 Whois
whois.arin.net