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AS397301
THRIVE-BROADBAND - Thrive Broadband, LLC Announcing routesAS nameCORE-FIBER
OrganisationThrive Broadband, LLC
Registry (RIR)ARIN
HandleAS397301
RangeAS397301
Registered07 Feb 2019
Last changed22 Oct 2026
46IPv4 prefixes
6IPv6 prefixes
12Upstreams
1Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS25899 | LSNET - LS Networks | 536 |
| AS174 | COGENT-174 - Cogent Communications, LLC | 314 |
| AS1299 | TWELVE99 Arelion Sweden AB | 122 |
| AS3257 | GTT-BACKBONE GTT Communications Inc. | 103 |
| AS6939 | HURRICANE - Hurricane Electric LLC | 98 |
| AS63270 | AERUX-BROADBAND - Aerux LLP | 22 |
| AS9002 | RETN-AS RETN Limited | 4 |
| AS137409 | GSLNETWORKS-AS-AP - GSL Networks Pty LTD | 1 |
| AS286 | KPN GTT Communications Inc. | 1 |
| AS394256 | CLOUDSINGULARITY - Tech Futures Interactive Inc. | 1 |
| AS52025 | PARADOXNETWORKS-LIMITED ParadoxNetworks Limited | 1 |
| AS7575 | AARNET-AS-AP - Australian Academic and Research Network (AARNet) | 1 |
Downstreams
| AS | Network name | Visibility |
|---|---|---|
| AS6649 | HYAK - Hyak | 536 |
IPv4 prefixes (46)
45.41.255.0/24137.119.231.0/2464.139.103.0/2464.139.116.0/24172.99.144.0/2264.139.109.0/2464.139.111.0/2464.139.125.0/2464.139.122.0/2464.139.97.0/2464.139.117.0/2438.94.122.0/2464.139.107.0/2464.139.126.0/2464.139.98.0/2464.139.105.0/2464.139.127.0/2464.139.100.0/2438.94.126.0/2464.139.123.0/24172.99.147.0/2464.139.110.0/2438.94.123.0/2438.94.125.0/2464.139.115.0/2464.139.104.0/2464.139.96.0/2464.139.119.0/2445.41.253.0/2464.139.121.0/2464.139.99.0/2464.139.106.0/2464.139.112.0/2438.94.121.0/2464.139.120.0/2464.139.102.0/24137.119.224.0/2164.139.101.0/2464.139.114.0/2438.94.124.0/2464.139.113.0/24137.119.232.0/2445.41.254.0/2364.139.118.0/2466.118.55.0/2464.139.124.0/24
IPv6 prefixes (6)
RPKI-validate all prefixes of AS397301
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Thrive Broadband, LLC | TBL-749 | 8440 Spruce Mountain Road, Larkspur, CO, 80118, United States | |
| technical, administrative, noc, abuse | Zachary Schmidt | SCHMI566-ARIN | [email protected], +1-855-793-1100 | 4015 S Lincoln Ave, Suite 500, Loveland, CO, 80537, United States |
| abuse, noc, technical | Neil Ecker | ECKER48-ARIN | [email protected], [email protected], +1-541-902-5101, +1-541-902-5500 | 1535 9th St, Florence, OR, 97439, United States |
Raw registry response
{
"endAutnum": 397301,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-12-10T10:42:23-05:00"
},
{
"eventAction": "registration",
"eventDate": "2018-01-31T15:09:38-05:00"
}
],
"handle": "SCHMI566-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SCHMI566-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/397301"
},
{
"href": "https://whois.arin.net/rest/poc/SCHMI566-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/397301"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://thrivebroadband.com",
"Standard hours are 9:00 AM to 5:00 PM MST"
],
"title": "Registration Comments"
}
],
"roles": [
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],
"status": [
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],
"vcardArray": [
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[
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]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-28T15:06:31-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-10-22T13:08:13-04:00"
}
],
"handle": "ECKER48-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ECKER48-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/397301"
},
{
"href": "https://whois.arin.net/rest/poc/ECKER48-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/397301"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
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],
"status": [
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],
"vcardArray": [
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"text",
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],
[
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{
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[
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},
"text",
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],
[
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{
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]
},
"text",
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]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-03-04T19:43:26-05:00"
},
{
"eventAction": "registration",
"eventDate": "2018-02-01T09:29:42-05:00"
}
],
"handle": "TBL-749",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/TBL-749",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/397301"
},
{
"href": "https://whois.arin.net/rest/org/TBL-749",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/397301"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://thrivebroadband.com",
"Standard hours are 9:00 AM to 5:00 PM MST"
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
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[
[
"version",
[],
"text",
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],
[
"fn",
[],
"text",
"Thrive Broadband, LLC"
],
[
"adr",
{
"label": "8440 Spruce Mountain Road\nLarkspur\nCO\n80118\nUnited States"
},
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],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-10-21T17:01:44-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-02-07T11:48:03-05:00"
}
],
"handle": "AS397301",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/397301",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/397301"
},
{
"href": "https://whois.arin.net/rest/asn/AS397301",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/397301"
}
],
"name": "CORE-FIBER",
"notices": [
{
"description": [
"By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/tou/",
"rel": "terms-of-service",
"type": "text/html",
"value": "https://rdap.arin.net/registry/autnum/397301"
}
],
"title": "Terms of Service"
},
{
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
"rel": "inaccuracy-report",
"type": "text/html",
"value": "https://rdap.arin.net/registry/autnum/397301"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "autnum",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"nro_rdap_profile_asn_flat_0"
],
"startAutnum": 397301,
"status": [
"active"
]
}Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.