| Prefix | Description | |
|---|---|---|
|
24.237.0.0/16 | GENERAL COMMUNICATION, INC. |
|
64.110.28.0/22 | GENERAL COMMUNICATION, INC. |
|
65.74.0.0/17 | GENERAL COMMUNICATION, INC. |
|
66.58.128.0/17 | GENERAL COMMUNICATION, INC. |
|
66.223.128.0/17 | GENERAL COMMUNICATION, INC. |
|
66.223.192.0/19 | GENERAL COMMUNICATION, INC. |
|
67.58.0.0/19 | GENERAL COMMUNICATION, INC. |
|
69.178.0.0/17 | GENERAL COMMUNICATION, INC. |
|
72.42.128.0/18 | GENERAL COMMUNICATION, INC. |
|
76.78.180.0/24 | APOG-UALASKA-ANC |
|
192.161.132.0/22 | Fairbanks North Star Borough School District |
|
198.17.216.0/24 | NORTHERN AIR CARGO |
|
198.99.16.0/24 | North Slope Borough |
|
198.99.17.0/24 | North Slope Borough |
|
198.99.18.0/24 | North Slope Borough |
|
198.99.19.0/24 | North Slope Borough |
|
198.99.20.0/24 | North Slope Borough |
|
198.99.21.0/24 | North Slope Borough |
|
198.99.22.0/24 | North Slope Borough |
|
198.99.23.0/24 | North Slope Borough |
|
198.99.24.0/24 | North Slope Borough |
|
198.99.25.0/24 | North Slope Borough |
|
198.185.228.0/24 | Alaska Housing Finance Corp. |
|
205.148.192.0/18 | GENERAL COMMUNICATION, INC. |
|
205.159.28.0/24 | Alaska Housing Finance Corp. |
|
206.162.0.0/17 | GENERAL COMMUNICATION, INC. |
|
206.174.0.0/17 | GENERAL COMMUNICATION, INC. |
|
208.69.196.0/23 | Global Credit Union |
|
209.165.128.0/18 | GENERAL COMMUNICATION, INC. |
|
2610:100::/32 | GENERAL COMMUNICATION, INC. |


| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
|
AS2914 | NTT America, Inc. | ✔ | ✔ |
|
AS7922 | Comcast Cable Communications, LLC | ✔ | ✔ |
|
AS11404 | Wave Broadband | ✔ | ✘ |

| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
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AS2914 | NTT America, Inc. | ✔ | ✔ |
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AS7922 | Comcast Cable Communications, LLC | ✔ | ✔ |
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AS22284 | U.S. Department of the Interior | ✔ | ✘ |
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AS22079 | Alaska Power & Telephone Company | ✔ | ✔ |
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AS11404 | Wave Broadband | ✔ | ✔ |
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AS396006 | SPITwSPOTS | ✔ | ✘ |
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AS6939 | Hurricane Electric LLC | ✔ | ✔ |
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AS33707 | Nushagak Electric & Telephone Cooperative, Inc. | ✔ | ✘ |
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AS397388 | Bristol Bay Telephone | ✔ | ✔ |
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AS10538 | TelAlaska | ✔ | ✘ |
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AS27575 | Providence Hospital | ✔ | ✘ |
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AS14789 | Cloudflare, Inc. | ✔ | ✔ |
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AS137409 | GSL Networks Pty LTD | ✔ | ✔ |
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AS15269 | ConocoPhillips Company | ✔ | ✘ |
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AS397349 | Mutable | ✔ | ✔ |
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AS53469 | Kenai Peninsula Borough School District | ✔ | ✘ |
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AS397548 | Yakutat Telecom Company, LLC | ✔ | ✘ |
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AS5062 | Applied Microsystems, Inc. | ✔ | ✘ |
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AS40094 | Southcentral Foundation | ✔ | ✘ |
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AS62680 | City & Borough of Juneau | ✔ | ✘ |
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AS33168 | INLAND IMAGING L.L.C. | ✔ | ✘ |
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AS52025 | ParadoxNetworks Limited | ✔ | ✔ |
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AS36056 | Alaska Native Medical Center | ✔ | ✘ |
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AS397967 | Cook Inlet Region, Inc. | ✔ | ✘ |
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AS397082 | Arctic Slope Regional Corporation | ✔ | ✘ |
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AS26073 | Cofractal, Inc. | ✔ | ✔ |
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AS49544 | i3D.net B.V | ✔ | ✔ |
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AS18443 | Alyeska Pipeline Service Company | ✔ | ✘ |
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AS47689 | Pudu, LLC | ✔ | ✔ |
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AS27523 | Kawaii Networks LLC | ✔ | ✔ |
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AS6327 | Shaw Communications | ✔ | ✘ |
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AS393577 | Tritan Development | ✔ | ✘ |
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AS205329 | Kai-Jung Chen | ✔ | ✔ |
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AS398361 | Horizon Satellite, LLC | ✔ | ✘ |
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AS46997 | Black Mesa Corporation | ✔ | ✔ |
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AS11164 | Internet2 I2PX | ✔ | ✔ |
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AS397824 | Alaska Permanent Fund Corporation | ✔ | ✔ |
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AS64289 | Macarne.com | ✔ | ✔ |
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AS21528 | AlasConnect Inc. | ✔ | ✘ |
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AS199524 | Gcore S.A. | ✔ | ✔ |
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AS4826 | Vocus Connect International Backbone | ✔ | ✔ |
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AS7575 | Australian Academic and Research Network (AARNet) | ✔ | ✔ |
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AS55850 | Mercury NZ Limited | ✔ | ✔ |
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AS4474 | TCT West, Inc. | ✔ | ✔ |
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AS46733 | x6c | ✔ | ✔ |
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AS16909 | imput | ✔ | ✔ |
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AS52210 | Accuris Technologies Ltd. | ✔ | ✔ |
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AS4842 | Tianhai InfoTech | ✔ | ✔ |
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AS54429 | Local Connectivity Lab | ✔ | ✘ |
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AS1828 | Unitas Global | ✔ | ✔ |
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AS400818 | Ausra LLC | ✔ | ✔ |
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AS4213 | Krypt Technologies | ✔ | ✔ |
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AS62642 | Bigleaf Networks, Inc. | ✔ | ✘ |
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AS33751 | Bartlett Regional Hospital | ✔ | ✘ |
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AS23033 | Wowrack.com | ✔ | ✔ |
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AS101 | University of Washington | ✔ | ✔ |
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AS50131 | Spartan Host Ltd | ✔ | ✔ |
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AS23428 | ServerForge LLC | ✔ | ✔ |
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AS32133 | Ting Fiber Inc. | ✔ | ✔ |
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AS10242 | US Internet Corp | ✔ | ✔ |
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AS400304 | Redoubt Networks (Crunchbits) | ✔ | ✔ |
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AS398465 | Rackdog LLC | ✔ | ✘ |
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AS136557 | Host Universal Pty Ltd | ✔ | ✘ |
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AS397326 | South Front Networks | ✔ | ✘ |
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AS4766 | Korea Telecom | ✔ | ✘ |
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AS215248 | Bastiaan Mathijs Brink | ✔ | ✔ |
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AS20473 | The Constant Company, LLC | ✔ | ✔ |
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AS4455 | IX Reach Ltd | ✔ | ✘ |
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AS24482 | SG.GS | ✔ | ✔ |
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AS40271 | San Francisco Metropolitan Internet Exchange (SFMIX) | ✔ | ✔ |
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AS15169 | Google LLC | ✔ | ✔ |
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AS3786 | LG DACOM Corporation | ✔ | ✘ |
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AS395823 | doof.net | ✔ | ✔ |
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AS36236 | NetActuate, Inc | ✔ | ✔ |
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AS20055 | Ziply Fiber | ✔ | ✔ |
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AS53597 | Hoyos Consulting LLC | ✔ | ✔ |
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AS33548 | Unwired Broadband, LLC | ✔ | ✔ |
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AS6233 | xTom | ✔ | ✔ |
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AS41378 | Kirino LLC | ✔ | ✘ |
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AS917 | Misaka Network, Inc. | ✔ | ✘ |
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AS9002 | RETN Limited | ✘ | ✔ |
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AS27578 | AirBridge Broadband LLC | ✔ | ✘ |
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AS25899 | LS Networks | ✘ | ✔ |
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AS34927 | iFog GmbH | ✘ | ✔ |
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AS18914 | ETS TELECOM | ✘ | ✔ |
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AS394256 | Tech Futures Interactive Inc. | ✔ | ✔ |
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AS13415 | FirstDigital Communications, LLC | ✘ | ✔ |
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AS23459 | applebee | ✘ | ✔ |
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AS62887 | WhiteSky Communications, LLC. | ✔ | ✘ |
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AS20326 | TeraSwitch Networks Inc. | ✘ | ✔ |
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AS57695 | Misaka Network, Inc. | ✘ | ✔ |

| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
|
AS22284 | U.S. Department of the Interior | ✔ | ✘ |
|
AS22079 | Alaska Power & Telephone Company | ✔ | ✔ |
|
AS396006 | SPITwSPOTS | ✔ | ✘ |
|
AS33707 | Nushagak Electric & Telephone Cooperative, Inc. | ✔ | ✘ |
|
AS397388 | Bristol Bay Telephone | ✔ | ✔ |
|
AS10538 | TelAlaska | ✔ | ✘ |
|
AS27575 | Providence Hospital | ✔ | ✘ |
|
AS14789 | Cloudflare, Inc. | ✔ | ✔ |
|
AS15269 | ConocoPhillips Company | ✔ | ✘ |
|
AS397349 | Mutable | ✔ | ✘ |
|
AS40094 | Southcentral Foundation | ✔ | ✘ |
|
AS397548 | Yakutat Telecom Company, LLC | ✔ | ✘ |
|
AS62680 | City & Borough of Juneau | ✔ | ✘ |
|
AS53469 | Kenai Peninsula Borough School District | ✔ | ✘ |
|
AS5062 | Applied Microsystems, Inc. | ✔ | ✘ |
|
AS33168 | INLAND IMAGING L.L.C. | ✔ | ✘ |
|
AS36056 | Alaska Native Medical Center | ✔ | ✘ |
|
AS397082 | Arctic Slope Regional Corporation | ✔ | ✘ |
|
AS397967 | Cook Inlet Region, Inc. | ✔ | ✘ |
|
AS18443 | Alyeska Pipeline Service Company | ✔ | ✘ |
|
AS398361 | Horizon Satellite, LLC | ✔ | ✘ |
|
AS397824 | Alaska Permanent Fund Corporation | ✔ | ✔ |
|
AS21528 | AlasConnect Inc. | ✔ | ✘ |
|
AS33751 | Bartlett Regional Hospital | ✔ | ✘ |
ASHandle: AS8047 OrgID: GENER-72 ASName: GCI ASNumber: 8047 RegDate: 1997-03-20 Updated: 2012-02-24 Source: ARIN OrgID: GENER-72 OrgName: GENERAL COMMUNICATION, INC. CanAllocate: Street: 2550 Denali Street Street: Suite 1000 City: Anchorage State/Prov: AK Country: US PostalCode: 99503 RegDate: 2004-01-09 Updated: 2023-11-02 ReferralServer: rwhois://rwhois.gci.net:4321 OrgAdminHandle: GDA5-ORG-ARIN OrgTechHandle: GDA5-ORG-ARIN OrgAbuseHandle: GNS10-ARIN OrgRoutingHandle: GRS342-ARIN Source: ARIN OrgAdminHandle: GDA5-ORG-ARIN OrgAdminName: GCI IP Administrator # Email removed, Log into bgp.tools to see whois emails OrgTechHandle: GDA5-ORG-ARIN OrgTechName: GCI IP Administrator # Email removed, Log into bgp.tools to see whois emails OrgAbuseHandle: GNS10-ARIN OrgAbuseName: GCI Network Security # Email removed, Log into bgp.tools to see whois emails OrgRoutingHandle: GRS342-ARIN OrgRoutingName: GCI Routing Security # Email removed, Log into bgp.tools to see whois emailsLast Update: 2026-03-13T03:27:06Z UTC
| - | Member | ASN Count |
|---|---|---|
| RADB | as-wave-customers | 4260 |
| LEVEL3 | as-level3-customers-na | 0 |
| RADB | as-gci-corp | 3 |
| ALTDB | as3742:as-p | 96 |
| LEVEL3 | as-as209-cust | 1818 |
| LEVEL3 | as-level3-transits | 1364 |
| LEVEL3 | as-lumen-customers-asns | 10695 |
| LEVEL3 | as-level3-origins-na | 0 |
| RADB | as397824:as-peers | 3 |
| ARIN | as397824:as-peers | 3 |
| RIPE | as-level3-ipv6 | 20302 |
| RADB | as7575:as-peer | 256 |
| LEVEL3 | as-sprint-customers | 1756 |
| LEVEL3 | as-level3-policy-ases | 526 |
| LEVEL3 | as-sprint-origins | 7309 |
IPv4: 500
IPv6: 100
| Name | IPv4 | IPv6 | Link Speed | |
|---|---|---|---|---|
![]() ![]() |
SIX Seattle | 206.81.80.62 | 2001:504:16::1f6f | 300 gbps |
![]() ![]() |
SIX Seattle | 206.81.81.63 | 2001:504:16::319:0:1f6f | 300 gbps |