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
AS18891
CONFLUENCE - Confluence Technologies Announcing routesAS nameCONFLUENCE
OrganisationConfluence Technologies
Registry (RIR)ARIN
HandleAS18891
RangeAS18891
Registered13 Dec 2019
Last changed13 Dec 2019
2IPv4 prefixes
0IPv6 prefixes
2Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS7381 | SRS-6-Z-7381 - BroadbandONE, LLC | 146 |
| AS13499 | CH-ENT-DC-IL - NEW CCH, LLC | 145 |
Downstreams
None seen.
IPv4 prefixes (2)
RPKI-validate all prefixes of AS18891
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Confluence Technologies | CONFLU | 1 Allegheny Square, Suite 700, Pittsburgh, PA, 15212, United States | |
| technical, abuse, administrative | Brian Battle | BB475-ARIN | [email protected], +1-412-697-4232 | One Allegheny Square STE 800, Pittsburgh, PA, 15212, United States |
| technical, abuse | Mike Marechal | MAREC11-ARIN | [email protected], +442084109876 | 4 St. Paul's Churchyard, London, , EC4M 8AY, United Kingdom |
Raw registry response
{
"endAutnum": 18891,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-09-26T12:42:52-04:00"
},
{
"eventAction": "registration",
"eventDate": "1999-07-28T23:30:07-04:00"
}
],
"handle": "BB475-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BB475-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/18891"
},
{
"href": "https://whois.arin.net/rest/poc/BB475-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/18891"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"abuse",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "One Allegheny Square STE 800\nPittsburgh\nPA\n15212\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Brian Battle"
],
[
"n",
[],
"text",
[
"Battle",
"Brian",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-412-697-4232"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-16T05:52:53-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-06-04T09:54:40-04:00"
}
],
"handle": "MAREC11-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MAREC11-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/18891"
},
{
"href": "https://whois.arin.net/rest/poc/MAREC11-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/18891"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "4 St. Paul's Churchyard\nLondon\n\nEC4M 8AY\nUnited Kingdom"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Mike Marechal"
],
[
"n",
[],
"text",
[
"Marechal",
"Mike",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+442084109876"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-28T06:50:58-04:00"
},
{
"eventAction": "registration",
"eventDate": "1999-07-28T00:00:00-04:00"
}
],
"handle": "CONFLU",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CONFLU",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/18891"
},
{
"href": "https://whois.arin.net/rest/org/CONFLU",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/18891"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Confluence Technologies"
],
[
"adr",
{
"label": "1 Allegheny Square\nSuite 700\nPittsburgh\nPA\n15212\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2019-12-12T15:19:00-05:00"
},
{
"eventAction": "registration",
"eventDate": "2019-12-12T15:19:00-05:00"
}
],
"handle": "AS18891",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/18891",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/18891"
},
{
"href": "https://whois.arin.net/rest/asn/AS18891",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/18891"
}
],
"name": "CONFLUENCE",
"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/18891"
}
],
"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/18891"
}
],
"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": 18891,
"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.