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
AS10402
HSD2-AS - Harrison School District Two Announcing routesAS nameHSD2-AS
OrganisationHarrison School District Two
Registry (RIR)ARIN
HandleAS10402
RangeAS10402
Registered24 Jul 1997
Last changed11 Jan 2019
Abuse contact[email protected]
1IPv4 prefixes
0IPv6 prefixes
1Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS14016 | CAPCON-NETWORK-LLC - Capcon Networks | 246 |
Downstreams
None seen.
IPv4 prefixes (1)
RPKI-validate all prefixes of AS10402
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Harrison School District Two | HSDT | Technology Department , 1060 Harrison Road, Colorado Springs, CO, 80906, United States | |
| noc, technical, abuse, administrative | Mike Peterson | PETER1040-ARIN | [email protected], +1-719-579-2101 | 1060 HARRISON RD, COLORADO SPRINGS, CO, 80905, United States |
| technical, noc | Darrin Mlaker | MLAKE1-ARIN | [email protected], +1-719-579-2136 | 1060 Harrison Road, Colorado Springs, CO, 80905, United States |
| noc, technical, abuse | Mike Peterson | PETER1040-ARIN | [email protected], +1-719-579-2101 | 1060 HARRISON RD, COLORADO SPRINGS, CO, 80905, United States |
Raw registry response
{
"endAutnum": 10402,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-07T14:38:54-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-07-26T08:44:35-04:00"
}
],
"handle": "PETER1040-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/PETER1040-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10402"
},
{
"href": "https://whois.arin.net/rest/poc/PETER1040-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10402"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"noc",
"technical",
"abuse",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1060 HARRISON RD\nCOLORADO SPRINGS\nCO\n80905\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Mike Peterson"
],
[
"n",
[],
"text",
[
"Peterson",
"Mike",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-719-579-2101"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-04-24T09:57:01-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-02-05T14:21:57-05:00"
}
],
"handle": "MLAKE1-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MLAKE1-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10402"
},
{
"href": "https://whois.arin.net/rest/poc/MLAKE1-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10402"
}
],
"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 2024-04-23"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical",
"noc"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1060 Harrison Road\nColorado Springs\nCO\n80905\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Darrin Mlaker"
],
[
"n",
[],
"text",
[
"Mlaker",
"Darrin ",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-719-579-2136"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2019-02-05T14:23:04-05:00"
},
{
"eventAction": "registration",
"eventDate": "1995-08-07T00:00:00-04:00"
}
],
"handle": "HSDT",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/HSDT",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10402"
},
{
"href": "https://whois.arin.net/rest/org/HSDT",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10402"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Harrison School District Two"
],
[
"adr",
{
"label": "Technology Department\r\n1060 Harrison Road\nColorado Springs\nCO\n80906\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-07T14:38:54-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-07-26T08:44:35-04:00"
}
],
"handle": "PETER1040-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/PETER1040-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10402"
},
{
"href": "https://whois.arin.net/rest/poc/PETER1040-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10402"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"noc",
"technical",
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1060 HARRISON RD\nCOLORADO SPRINGS\nCO\n80905\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Mike Peterson"
],
[
"n",
[],
"text",
[
"Peterson",
"Mike",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-719-579-2101"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2019-01-10T13:58:16-05:00"
},
{
"eventAction": "registration",
"eventDate": "1997-07-24T00:00:00-04:00"
}
],
"handle": "AS10402",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/10402",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/10402"
},
{
"href": "https://whois.arin.net/rest/asn/AS10402",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/10402"
}
],
"name": "HSD2-AS",
"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/10402"
}
],
"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/10402"
}
],
"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"
],
"remarks": [
{
"description": [
"standard hours 7:00am to 3:30pm Mountain time"
],
"title": "Registration Comments"
}
],
"startAutnum": 10402,
"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.