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AS13968
CAISO-NET-BLK - CALIFORNIA ISO Announcing routesAS nameCAISO-NET-BLK
OrganisationCALIFORNIA ISO
Registry (RIR)ARIN
HandleAS13968
RangeAS13968
Registered24 Sep 1999
Last changed12 Jul 2023
10IPv4 prefixes
0IPv6 prefixes
1Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS55002 | DEFENSE-NET - F5, Inc. | 299 |
Downstreams
None seen.
IPv4 prefixes (10)
RPKI-validate all prefixes of AS13968
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | CALIFORNIA ISO | CALIFO-22 | 250 Outcropping Way, Folsom, CA, 95630, United States | |
| abuse, technical, routing, dns, noc | Danny Lim | LIMDA5-ARIN | [email protected], +1-916-293-2962 | 250 Outcropping Way, Folsom, CA, 95628, United States |
| technical, abuse, administrative | Robert Michael Melis | RMM3-ARIN | [email protected], +1-916-351-2372 | 250 Outcropping Way, Folsom, CA, 95630, United States |
Raw registry response
{
"endAutnum": 13968,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-07-09T11:06:10-04:00"
},
{
"eventAction": "registration",
"eventDate": "2023-07-10T13:41:11-04:00"
}
],
"handle": "LIMDA5-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/LIMDA5-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/13968"
},
{
"href": "https://whois.arin.net/rest/poc/LIMDA5-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/13968"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical",
"routing",
"dns",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "250 Outcropping Way\nFolsom\nCA\n95628\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Danny Lim"
],
[
"n",
[],
"text",
[
"Lim",
"Danny",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-916-293-2962"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-13T16:11:37-05:00"
},
{
"eventAction": "registration",
"eventDate": "2004-09-24T17:28:10-04:00"
}
],
"handle": "RMM3-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/RMM3-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/13968"
},
{
"href": "https://whois.arin.net/rest/poc/RMM3-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/13968"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"abuse",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "250 Outcropping Way\nFolsom\nCA\n95630\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Robert Michael Melis"
],
[
"n",
[],
"text",
[
"Melis",
"Robert",
"Michael",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-916-351-2372"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-07-11T14:55:16-04:00"
},
{
"eventAction": "registration",
"eventDate": "1999-09-24T00:00:00-04:00"
}
],
"handle": "CALIFO-22",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CALIFO-22",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/13968"
},
{
"href": "https://whois.arin.net/rest/org/CALIFO-22",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/13968"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"CALIFORNIA ISO"
],
[
"adr",
{
"label": "250 Outcropping Way\nFolsom\nCA\n95630\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-07-11T14:58:17-04:00"
},
{
"eventAction": "registration",
"eventDate": "1999-09-24T00:00:00-04:00"
}
],
"handle": "AS13968",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/13968",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/13968"
},
{
"href": "https://whois.arin.net/rest/asn/AS13968",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/13968"
}
],
"name": "CAISO-NET-BLK",
"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/13968"
}
],
"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/13968"
}
],
"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": 13968,
"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.