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
AS393308
IA-CIC-AS - City of Iowa City Announcing routesAS nameIA-CIC-AS
OrganisationCity of Iowa City
Registry (RIR)ARIN
HandleAS393308
RangeAS393308
Registered06 Nov 2013
Last changed06 Nov 2013
Abuse contact[email protected]
1IPv4 prefixes
2IPv6 prefixes
2Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS393238 | IMONC - ImOn Communications, LLC | 318 |
| AS3676 | UIOWA-AS - University of Iowa | 20 |
Downstreams
None seen.
IPv4 prefixes (1)
IPv6 prefixes (2)
RPKI-validate all prefixes of AS393308
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | City of Iowa City | CIC-106 | 410 East Washington St., Iowa City, IA, 52240, United States | |
| technical, administrative, abuse | CIC Network Operation | CNO87-ARIN | [email protected], +1-319-356-5411 | 410 East Washington St., Iowa City, IA, 52240, United States |
Raw registry response
{
"endAutnum": 393308,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-29T15:27:31-04:00"
},
{
"eventAction": "registration",
"eventDate": "2012-08-14T15:30:57-04:00"
}
],
"handle": "CNO87-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CNO87-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/393308"
},
{
"href": "https://whois.arin.net/rest/poc/CNO87-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/393308"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"administrative",
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "410 East Washington St.\nIowa City\nIA\n52240\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"CIC Network Operation"
],
[
"org",
[],
"text",
"City of Iowa City"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-319-356-5411"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-04-29T12:34:34-04:00"
},
{
"eventAction": "registration",
"eventDate": "2012-08-15T16:43:01-04:00"
}
],
"handle": "CIC-106",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CIC-106",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/393308"
},
{
"href": "https://whois.arin.net/rest/org/CIC-106",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/393308"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"City of Iowa City"
],
[
"adr",
{
"label": "410 East Washington St.\nIowa City\nIA\n52240\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2013-11-05T14:31:34-05:00"
},
{
"eventAction": "registration",
"eventDate": "2013-11-05T14:31:34-05:00"
}
],
"handle": "AS393308",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/393308",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/393308"
},
{
"href": "https://whois.arin.net/rest/asn/AS393308",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/393308"
}
],
"name": "IA-CIC-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/393308"
}
],
"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/393308"
}
],
"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": 393308,
"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.