Free network tools
AS WHOIS
Look up an Autonomous System — holder, registry, contacts, announced IPv4/IPv6 prefixes, upstreams and downstreams.
Network Report (All-in-one) BGP Looking Glass BGP Security Check RPKI Validator BGP Hijack & Leak Monitor ASN Intelligence Internet Outages & Anomalies Country Internet Report Domain Insights IP WHOIS AS WHOIS
AS10411
ESRI - Environmental Systems Research Institute Announcing routesAS nameESRI
OrganisationEnvironmental Systems Research Institute
Registry (RIR)ARIN
HandleAS10411
RangeAS10411
Registered29 Jul 1997
Last changed01 Jan 2015
Abuse contact[email protected]
17IPv4 prefixes
0IPv6 prefixes
8Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS3356 | LEVEL3 - Level 3 Parent, LLC | 240 |
| AS14744 | INTERNAP-BLOCK-4 - Unitas Global | 205 |
| AS46887 | CROWNCASTLE-AS46887 - Crown Castle Fiber LLC | 144 |
| AS3257 | GTT-BACKBONE GTT Communications Inc. | 142 |
| AS7018 | ATT-INTERNET4 - AT&T Enterprises, LLC | 120 |
| AS22773 | ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. | 96 |
| AS6461 | ZAYO-6461 - Zayo Bandwidth | 27 |
| AS286 | KPN GTT Communications Inc. | 1 |
Downstreams
None seen.
IPv4 prefixes (17)
RPKI-validate all prefixes of AS10411
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Environmental Systems Research Institute | ESRI-1 | 380 New York St., Redlands, CA, 92373, United States | |
| abuse | Esri Abuse | ESRIA-ARIN | [email protected], +1-909-793-2853 | 380 New York St., Redlands, CA, 92373, United States |
| administrative, noc, technical | Esri Network Operations | ENO94-ARIN | [email protected], +1-909-793-2853 | 380 New York St., Redlands, CA, 92373, United States |
Raw registry response
{
"endAutnum": 10411,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-10-20T01:09:05-04:00"
},
{
"eventAction": "registration",
"eventDate": "2014-12-31T15:40:24-05:00"
}
],
"handle": "ESRIA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ESRIA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10411"
},
{
"href": "https://whois.arin.net/rest/poc/ESRIA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10411"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "380 New York St.\nRedlands\nCA\n92373\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Esri Abuse"
],
[
"org",
[],
"text",
"Environmental Systems Research Institute"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-909-793-2853"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-05T21:27:55-05:00"
},
{
"eventAction": "registration",
"eventDate": "2014-12-31T15:30:43-05:00"
}
],
"handle": "ENO94-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ENO94-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10411"
},
{
"href": "https://whois.arin.net/rest/poc/ENO94-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10411"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative",
"noc",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "380 New York St.\nRedlands\nCA\n92373\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Esri Network Operations"
],
[
"org",
[],
"text",
"Environmental Systems Research Institute"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-909-793-2853"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2021-05-25T23:31:52-04:00"
},
{
"eventAction": "registration",
"eventDate": "1993-04-16T00:00:00-04:00"
}
],
"handle": "ESRI-1",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ESRI-1",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10411"
},
{
"href": "https://whois.arin.net/rest/org/ESRI-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10411"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Environmental Systems Research Institute"
],
[
"adr",
{
"label": "380 New York St.\nRedlands\nCA\n92373\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2014-12-31T16:56:17-05:00"
},
{
"eventAction": "registration",
"eventDate": "1997-07-29T00:00:00-04:00"
}
],
"handle": "AS10411",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/10411",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10411"
},
{
"href": "https://whois.arin.net/rest/asn/AS10411",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10411"
}
],
"name": "ESRI",
"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/10411"
}
],
"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/10411"
}
],
"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": 10411,
"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.