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AS22323
UNIVERSITY-OF-CALIFORNIA-MERCED - University of California, Merced Announcing routesAS nameUNIVERSITY-OF-CALIFORNIA-MERCED
OrganisationUniversity of California, Merced
Registry (RIR)ARIN
HandleAS22323
RangeAS22323
Registered07 Sep 2001
Last changed07 Oct 2020
Abuse contact[email protected]
1IPv4 prefixes
0IPv6 prefixes
2Upstreams
0Downstreams
Downstreams
None seen.
IPv4 prefixes (1)
RPKI-validate all prefixes of AS22323
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | University of California, Merced | UCM-9 | 5200 North Lake Rd, Merced, CA, 95343, United States | |
| technical | Kent Carpenter | CARPE334-ARIN | [email protected], +1-209-285-9617 | 5200 North Lake Road, Merced, CA, 95343, United States |
| technical | Nathan Bremmer | BREMM13-ARIN | [email protected], +1-209-201-6727 | 5200 N LAKE RD, MERCED, CA, 95343, United States |
| administrative, noc | UC Merced Network Operations Center | UMNOC1-ARIN | [email protected], +1-209-201-6727, +1-209-285-9617 | 5200 N. Lake Road, Information Technology, Merced, CA, 95340, United States |
| abuse | UC Merced Abuse | UMA2-ARIN | [email protected], +1-209-228-4862 | 4225 N. Hospital Road, Information Technology, Atwater, CA, 95301, United States |
| technical | Nathan Bremmer | BREMM13-ARIN | [email protected], +1-209-201-6727 | 5200 N LAKE RD, MERCED, CA, 95343, United States |
| noc | UC Merced Network Operations Center | UMNOC1-ARIN | [email protected], +1-209-201-6727, +1-209-285-9617 | 5200 N. Lake Road, Information Technology, Merced, CA, 95340, United States |
| abuse | UC Merced Abuse | UMA2-ARIN | [email protected], +1-209-228-4862 | 4225 N. Hospital Road, Information Technology, Atwater, CA, 95301, United States |
Raw registry response
{
"endAutnum": 22323,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-26T16:10:22-05:00"
},
{
"eventAction": "registration",
"eventDate": "2025-11-26T16:10:22-05:00"
}
],
"handle": "CARPE334-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CARPE334-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/CARPE334-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"objectClassName": "entity",
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{
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}
],
"handle": "BREMM13-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BREMM13-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/BREMM13-ARIN",
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"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
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},
{
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"eventDate": "2025-11-26T16:05:43-05:00"
},
{
"eventAction": "registration",
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}
],
"handle": "UMNOC1-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UMNOC1-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/UMNOC1-ARIN",
"rel": "alternate",
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"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
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"vcardArray": [
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},
{
"events": [
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},
{
"eventAction": "registration",
"eventDate": "2009-03-04T15:06:12-05:00"
}
],
"handle": "UMA2-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UMA2-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/UMA2-ARIN",
"rel": "alternate",
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"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"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 2023-11-22"
],
"title": "Unvalidated POC"
}
],
"roles": [
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],
"vcardArray": [
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},
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],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-15T11:27:47-05:00"
},
{
"eventAction": "registration",
"eventDate": "2001-02-06T00:00:00-05:00"
}
],
"handle": "UCM-9",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UCM-9",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/org/UCM-9",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"objectClassName": "entity",
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"roles": [
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"vcardArray": [
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{
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},
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{
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},
{
"eventAction": "registration",
"eventDate": "2019-11-05T14:40:32-05:00"
}
],
"handle": "BREMM13-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BREMM13-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/BREMM13-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
"validated"
],
"vcardArray": [
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[
[
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],
[
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{
"label": "5200 N LAKE RD\nMERCED\nCA\n95343\nUnited States"
},
"text",
[
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]
],
[
"fn",
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"Nathan Bremmer"
],
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]
],
[
"kind",
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],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
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]
},
"text",
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]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-26T16:05:43-05:00"
},
{
"eventAction": "registration",
"eventDate": "2009-03-03T17:18:06-05:00"
}
],
"handle": "UMNOC1-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UMNOC1-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/UMNOC1-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
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],
"vcardArray": [
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[
[
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],
[
"adr",
{
"label": "5200 N. Lake Road\nInformation Technology\nMerced\nCA\n95340\nUnited States"
},
"text",
[
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"",
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"",
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]
],
[
"fn",
[],
"text",
"UC Merced Network Operations Center"
],
[
"org",
[],
"text",
"University of California, Merced"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
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"voice"
]
},
"text",
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],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-209-285-9617"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2022-11-22T14:25:49-05:00"
},
{
"eventAction": "registration",
"eventDate": "2009-03-04T15:06:12-05:00"
}
],
"handle": "UMA2-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UMA2-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/poc/UMA2-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"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 2023-11-22"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "4225 N. Hospital Road\nInformation Technology\nAtwater\nCA\n95301\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"UC Merced Abuse"
],
[
"org",
[],
"text",
"University of California, Merced"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
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]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2020-10-07T13:35:46-04:00"
},
{
"eventAction": "registration",
"eventDate": "2001-09-07T00:00:00-04:00"
}
],
"handle": "AS22323",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/22323",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/22323"
},
{
"href": "https://whois.arin.net/rest/asn/AS22323",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/22323"
}
],
"name": "UNIVERSITY-OF-CALIFORNIA-MERCED",
"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/22323"
}
],
"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/22323"
}
],
"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": 22323,
"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.