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
AS44355
COLOCATION Colocation Ltd Announcing routesAS nameCOLOCATION
OrganisationINFERNO-MNT
Registry (RIR)RIPE NCC
HandleAS44355
RangeAS44355
Registered19 Dec 2023
Last changed13 May 2025
Abuse contact[email protected]
1IPv4 prefixes
2IPv6 prefixes
4Upstreams
9Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS61049 | EXASCALE Exascale Ltd | 1784 |
| AS6939 | HURRICANE - Hurricane Electric LLC | 1705 |
| AS207841 | INFERNO Inferno Communications Ltd | 1391 |
| AS4455 | BSO IX Reach Ltd | 10 |
Downstreams
| AS | Network name | Visibility |
|---|---|---|
| AS209735 | LAGRANGE Lagrange Cloud Technologies Limited | 1681 |
| AS202359 | glauca-carrier AS207960 Cyfyngedig | 766 |
| AS207846 | Lauren-Kelly Lauren Renee Kelly | 494 |
| AS204236 | uk-div011 Daniel Ionita | 286 |
| AS207258 | ARTEMIS Conor Liam Burns | 256 |
| AS213525 | McLarenApplied Motion Applied Limited | 252 |
| AS214498 | McLarenApplied Motion Applied Limited | 252 |
| AS207841 | INFERNO Inferno Communications Ltd | 239 |
| AS211374 | McLarenApplied Motion Applied Limited | 239 |
IPv4 prefixes (1)
IPv6 prefixes (2)
RPKI-validate all prefixes of AS44355
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| administrative, technical | Connor McFarlane | CM18955-RIPE | +44 3337 999 999, +44 3337 999 998 | 142 Bedford Road, SG6 4EA, Letchworth, UNITED KINGDOM |
| registrant | INFERNO-MNT | INFERNO-MNT | ||
| registrant | Colocation Ltd | ORG-COLO4-RIPE | +44 3337 999 222 | 142 Bedford Road, Letchworth, SG6 4EA, GBR |
| registrant | RIPE-NCC-END-MNT | RIPE-NCC-END-MNT | ||
| abuse | Inferno Communications Abuse | AR56770-RIPE | [email protected] | 142 Bedford Road, SG6 4EA, Letchworth, UNITED KINGDOM |
| registrant | MNT-INFERNO | MNT-INFERNO |
Raw registry response
{
"handle": "AS44355",
"startAutnum": 44355,
"endAutnum": 44355,
"name": "COLOCATION",
"status": [
"active"
],
"entities": [
{
"handle": "CM18955-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Connor McFarlane"
],
[
"kind",
[],
"text",
"group"
],
[
"adr",
{
"label": "142 Bedford Road\nSG6 4EA\nLetchworth\nUNITED KINGDOM"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 3337 999 999"
],
[
"tel",
{
"type": "fax"
},
"text",
"+44 3337 999 998"
]
]
],
"roles": [
"administrative",
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/CM18955-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "INFERNO-MNT",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"INFERNO-MNT"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/INFERNO-MNT"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "ORG-COLO4-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Colocation Ltd"
],
[
"kind",
[],
"text",
"org"
],
[
"adr",
{
"label": "142 Bedford Road, Letchworth, SG6 4EA, GBR"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 3337 999 222"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-COLO4-RIPE"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "RIPE-NCC-END-MNT",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"RIPE-NCC-END-MNT"
],
[
"kind",
[],
"text",
"individual"
],
[
"org",
[],
"text",
"ORG-NCC1-RIPE"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/RIPE-NCC-END-MNT"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
},
{
"handle": "AR56770-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Inferno Communications Abuse"
],
[
"kind",
[],
"text",
"group"
],
[
"adr",
{
"label": "142 Bedford Road\nSG6 4EA\nLetchworth\nUNITED KINGDOM"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{
"type": "abuse"
},
"text",
"[email protected]"
]
]
],
"roles": [
"abuse"
],
"entities": [
{
"handle": "MNT-INFERNO",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"MNT-INFERNO"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/MNT-INFERNO"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"objectClassName": "entity"
}
],
"objectClassName": "entity"
}
],
"remarks": [
{
"description": [
"colocation.net.uk"
]
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS44355",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS44355?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-down/AS44355",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS44355",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS44355?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-bottom/AS44355",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "self",
"href": "https://rdap.db.ripe.net/autnum/44355",
"type": "application/rdap+json"
},
{
"value": "http://www.ripe.net/data-tools/support/documentation/terms",
"rel": "copyright",
"href": "http://www.ripe.net/data-tools/support/documentation/terms"
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2023-12-19T11:28:41Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-05-13T01:28:56Z"
}
],
"rdapConformance": [
"nro_rdap_profile_asn_flat_0",
"rirSearch1",
"autnums",
"cidr0",
"rdap_level_0",
"nro_rdap_profile_0",
"redacted"
],
"notices": [
{
"title": "Filtered",
"description": [
"This output has been filtered."
]
},
{
"title": "Whois Inaccuracy Reporting",
"description": [
"If you see inaccuracies in the results, please visit:"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "inaccuracy-report",
"href": "https://www.ripe.net/contact-form?topic=ripe_dbm&show_form=true",
"type": "text/html"
}
]
},
{
"title": "Source",
"description": [
"Objects returned came from source",
"RIPE"
]
},
{
"title": "Terms and Conditions",
"description": [
"This is the RIPE Database query service. The objects are in RDAP format."
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/44355",
"rel": "terms-of-service",
"href": "http://www.ripe.net/db/support/db-terms-conditions.pdf",
"type": "application/pdf"
}
]
}
],
"port43": "whois.ripe.net",
"objectClassName": "autnum",
"redacted": [
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='CM18955-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-COLO4-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='AR56770-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
}
]
}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.
