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
AS25948
FHMNET - Datablocks, Inc Announcing routesAS nameFHMNET
OrganisationDatablocks, Inc
Registry (RIR)ARIN
HandleAS25948
RangeAS25948
Registered07 May 2012
Last changed23 May 2013
Abuse contact[email protected]
3IPv4 prefixes
1IPv6 prefixes
4Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS6939 | HURRICANE - Hurricane Electric LLC | 269 |
| AS1100 | NUDAY - Nuday Networks Inc. | 23 |
| AS20473 | AS-VULTR - The Constant Company, LLC | 1 |
| AS394256 | CLOUDSINGULARITY - Tech Futures Interactive Inc. | 1 |
Downstreams
None seen.
IPv4 prefixes (3)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS25948
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Datablocks, Inc | ONTAR-35 | 243 Church St, Suite 200, St Catharines, ON, L2R-3E8, Canada | |
| administrative, technical, abuse, noc | Network Operations | NETWO4169-ARIN | [email protected], +1-905-329-2575 | 243 Church Street, St Catharines, ON, L2r 3e8, Canada |
Raw registry response
{
"endAutnum": 25948,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-31T12:33:32-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-02-02T06:59:30-05:00"
}
],
"handle": "NETWO4169-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NETWO4169-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25948"
},
{
"href": "https://whois.arin.net/rest/poc/NETWO4169-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25948"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative",
"technical",
"abuse",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "243 Church Street\nSt Catharines\nON\nL2r 3e8\nCanada"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Network Operations"
],
[
"org",
[],
"text",
"Datablocks, Inc"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-905-329-2575"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2020-10-09T14:15:44-04:00"
},
{
"eventAction": "registration",
"eventDate": "2013-05-15T15:04:40-04:00"
}
],
"handle": "ONTAR-35",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ONTAR-35",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25948"
},
{
"href": "https://whois.arin.net/rest/org/ONTAR-35",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25948"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Datablocks, Inc"
],
[
"adr",
{
"label": "243 Church St\nSuite 200\nSt Catharines\nON\nL2R-3E8\nCanada"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2013-05-22T17:55:41-04:00"
},
{
"eventAction": "registration",
"eventDate": "2012-05-07T14:09:51-04:00"
}
],
"handle": "AS25948",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/25948",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/25948"
},
{
"href": "https://whois.arin.net/rest/asn/AS25948",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/25948"
}
],
"name": "FHMNET",
"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/25948"
}
],
"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/25948"
}
],
"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": 25948,
"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.
