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AS401547
HCDL-BUFFALO-DATA-CENTER - H5 Data Centers Announcing routesAS nameHCDL-BUFFALO-DATA-CENTER
OrganisationH5 Data Centers
Registry (RIR)ARIN
HandleAS401547
RangeAS401547
Registered27 Dec 2024
Last changed27 Dec 2024
Abuse contact[email protected]
1IPv4 prefixes
1IPv6 prefixes
1Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS202 | CENTURYLINK-LEGACY-LVLT-202 - Level 3 Parent, LLC | 194 |
Downstreams
None seen.
IPv4 prefixes (1)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS401547
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | H5 Data Centers | HCDL | 5350 South Valentia Way, Greenwood Village, CO, 80111, United States | |
| technical | Mark Durbin | DURBI29-ARIN | [email protected], +1-636-575-4456 | 5350 S Valentia Way, Greenwood Village, CO, 80111, United States |
| abuse | Abuse | ABUSE7435-ARIN | [email protected], +1-303-714-7901 | 5350 South Valentia Way, Greenwood Village, CO, 80111, United States |
| technical | Matt Ayers | AYERS94-ARIN | [email protected], +1-314-449-7144 | 710 North Tucker Boulevard, Suite 610, St. Louis, MO, 63101, United States |
| technical | Layton A Collins | LAYTO50-ARIN | [email protected], +1-513-607-2178 | 925 Dalton Avenue, Cincinnati , OH, 45203, United States |
| technical | Darron Legnon | LEGNO10-ARIN | [email protected], +1-303-714-6535 | 100 Taylor St., San Antonio, TX, 78205, United States |
| administrative, technical | Benjamin Ayluardo | AYLUA-ARIN | [email protected], +1-303-714-7808 | Address: 5350 S Valentia Way, Greenwood Village, CO, 80111, United States |
| technical | Anthony Steller | STELL97-ARIN | [email protected], +1-314-449-7145 | 710 N. Tucker Blvd., Suite 610, St. Louis, MO, 63101, United States |
Raw registry response
{
"endAutnum": 401547,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-22T05:27:34-05:00"
},
{
"eventAction": "registration",
"eventDate": "2022-12-14T17:26:17-05:00"
}
],
"handle": "DURBI29-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DURBI29-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/DURBI29-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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"text",
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},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-03-24T11:58:37-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-03-13T10:49:27-04:00"
}
],
"handle": "ABUSE7435-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE7435-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE7435-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"Report all complaints to this address."
],
"title": "Registration Comments"
},
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2026-03-24"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse"
],
"vcardArray": [
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[
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"[email protected]"
],
[
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{
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]
},
"text",
"+1-303-714-7901"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-03T07:46:21-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-11-15T15:56:34-05:00"
}
],
"handle": "AYERS94-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/AYERS94-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/AYERS94-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
"validated"
],
"vcardArray": [
"vcard",
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[
"adr",
{
"label": "710 North Tucker Boulevard\nSuite 610\nSt. Louis\nMO\n63101\nUnited States"
},
"text",
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],
[
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],
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]
},
"text",
"+1-314-449-7144"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-07-24T20:08:20-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-02-10T09:00:20-05:00"
}
],
"handle": "LAYTO50-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/LAYTO50-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/LAYTO50-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "925 Dalton Avenue\nCincinnati \nOH\n45203\nUnited States"
},
"text",
[
"",
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]
],
[
"fn",
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"text",
"Layton A Collins"
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]
],
[
"kind",
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],
[
"email",
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"[email protected]"
],
[
"tel",
{
"type": [
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]
},
"text",
"+1-513-607-2178"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-07-06T10:03:50-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-04-21T13:41:18-04:00"
}
],
"handle": "LEGNO10-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/LEGNO10-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/LEGNO10-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "100 Taylor St.\nSan Antonio\nTX\n78205\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Darron Legnon"
],
[
"n",
[],
"text",
[
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""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-303-714-6535"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-03-24T22:24:37-04:00"
},
{
"eventAction": "registration",
"eventDate": "2022-01-31T14:18:33-05:00"
}
],
"handle": "AYLUA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/AYLUA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/AYLUA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "Address: 5350 S Valentia Way\nGreenwood Village\nCO\n80111\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Benjamin Ayluardo"
],
[
"n",
[],
"text",
[
"Ayluardo",
"Benjamin",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-303-714-7808"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-12-01T10:24:21-05:00"
},
{
"eventAction": "registration",
"eventDate": "2023-11-22T12:17:14-05:00"
}
],
"handle": "STELL97-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/STELL97-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/poc/STELL97-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "710 N. Tucker Blvd., Suite 610\nSt. Louis\nMO\n63101\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Anthony Steller"
],
[
"n",
[],
"text",
[
"Steller",
"Anthony",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-314-449-7145"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-12-06T13:18:22-05:00"
},
{
"eventAction": "registration",
"eventDate": "2014-04-04T17:59:31-04:00"
}
],
"handle": "HCDL",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/HCDL",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/org/HCDL",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"www.h5datacenters.com"
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"H5 Data Centers"
],
[
"adr",
{
"label": "5350 South Valentia Way\nGreenwood Village\nCO\n80111\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-12-27T12:52:16-05:00"
},
{
"eventAction": "registration",
"eventDate": "2024-12-27T12:52:16-05:00"
}
],
"handle": "AS401547",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/401547",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/401547"
},
{
"href": "https://whois.arin.net/rest/asn/AS401547",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/401547"
}
],
"name": "HCDL-BUFFALO-DATA-CENTER",
"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/401547"
}
],
"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/401547"
}
],
"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": 401547,
"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.