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AS25966
COHERENT - Coherent Inc. Announcing routesAS nameCOHERENT
OrganisationCoherent Inc.
Registry (RIR)ARIN
HandleAS25966
RangeAS25966
Registered06 Jul 2005
Last changed21 May 2021
3IPv4 prefixes
0IPv6 prefixes
2Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS701 | UUNET - Verizon Business | 262 |
| AS19893 | NTT-GLOBAL-DATA-CENTERS-AMERICA-INC - NTT Global Data Centers Americas, INC. | 261 |
Downstreams
None seen.
IPv4 prefixes (3)
RPKI-validate all prefixes of AS25966
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Coherent Inc. | COHERE | 5100 Patrick Henry Drive, Santa Clara, CA, 94054, United States | |
| technical | Tony Hoang | HOANG64-ARIN | [email protected], +1-408-764-4360 | 5100 Patrick Henry Drive, Santa Clara, CA, 95054, United States |
| abuse | khoa tran | KTR50-ARIN | [email protected], +1-408-306-2355, +1-408-486-8436 | 5100 Patrick Henry Drive, Santa Clara, CA, 95054, United States |
| technical | Jaime Sanchez | SANCH770-ARIN | [email protected], +1-408-764-4533 | 5100 Patrick Henry Drive, Santa Clara, CA, 95054, United States |
| administrative, technical, abuse | Tung Dang | DANGT4-ARIN | [email protected], +1-408-507-9958 | 5100 Patrick Henry Drive, San Jose, CA, 95112, United States |
| technical | khoa tran | KTR50-ARIN | [email protected], +1-408-306-2355, +1-408-486-8436 | 5100 Patrick Henry Drive, Santa Clara, CA, 95054, United States |
Raw registry response
{
"endAutnum": 25966,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-28T13:28:58-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-05-30T17:09:18-04:00"
}
],
"handle": "HOANG64-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/HOANG64-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/poc/HOANG64-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "5100 Patrick Henry Drive\nSanta Clara\nCA\n95054\nUnited States"
},
"text",
[
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""
]
],
[
"fn",
[],
"text",
"Tony Hoang"
],
[
"n",
[],
"text",
[
"Hoang",
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"",
"",
""
]
],
[
"kind",
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"text",
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],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-764-4360"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-07-29T12:55:50-04:00"
},
{
"eventAction": "registration",
"eventDate": "2009-03-07T03:09:42-05:00"
}
],
"handle": "KTR50-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/KTR50-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/poc/KTR50-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-07-29"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "5100 Patrick Henry Drive\nSanta Clara\nCA\n95054\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"khoa tran"
],
[
"n",
[],
"text",
[
"tran",
"khoa",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-306-2355"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-486-8436"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-10-25T02:59:53-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-05-30T18:02:59-04:00"
}
],
"handle": "SANCH770-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SANCH770-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/poc/SANCH770-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-10-24"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "5100 Patrick Henry Drive\nSanta Clara\nCA\n95054\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Jaime Sanchez"
],
[
"n",
[],
"text",
[
"Sanchez",
"Jaime",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-764-4533"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-18T11:23:47-04:00"
},
{
"eventAction": "registration",
"eventDate": "2016-11-22T13:16:09-05:00"
}
],
"handle": "DANGT4-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DANGT4-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/poc/DANGT4-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative",
"technical",
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "5100 Patrick Henry Drive\nSan Jose\nCA\n95112\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Tung Dang"
],
[
"n",
[],
"text",
[
"Dang",
"Tung",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-507-9958"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-11-11T12:38:59-05:00"
},
{
"eventAction": "registration",
"eventDate": "1994-06-14T00:00:00-04:00"
}
],
"handle": "COHERE",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/COHERE",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/org/COHERE",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Coherent Inc."
],
[
"adr",
{
"label": "5100 Patrick Henry Drive\nSanta Clara\nCA\n94054\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-07-29T12:55:50-04:00"
},
{
"eventAction": "registration",
"eventDate": "2009-03-07T03:09:42-05:00"
}
],
"handle": "KTR50-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/KTR50-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/poc/KTR50-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-07-29"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "5100 Patrick Henry Drive\nSanta Clara\nCA\n95054\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"khoa tran"
],
[
"n",
[],
"text",
[
"tran",
"khoa",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-306-2355"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-486-8436"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2021-05-20T18:46:02-04:00"
},
{
"eventAction": "registration",
"eventDate": "2005-07-06T14:26:24-04:00"
}
],
"handle": "AS25966",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/25966",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25966"
},
{
"href": "https://whois.arin.net/rest/asn/AS25966",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25966"
}
],
"name": "COHERENT",
"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/25966"
}
],
"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/25966"
}
],
"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": 25966,
"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.