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Look up an Autonomous System — holder, registry, contacts, announced IPv4/IPv6 prefixes, upstreams and downstreams.
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AS15412
FLAG-AS Flag Telecom UK Limited Announcing routesAS nameFLAG-AS
OrganisationFLAG-MNT
Registry (RIR)RIPE NCC
HandleAS15412
RangeAS15412
Registered18 Sep 2002
Last changed18 Dec 2025
Abuse contact[email protected]
19IPv4 prefixes
1IPv6 prefixes
64Upstreams
356Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS6939 | HURRICANE - Hurricane Electric LLC | 74156 |
| AS15802 | DU-AS1 Emirates Integrated Telecommunications Company PJSC | 10267 |
| AS1299 | TWELVE99 Arelion Sweden AB | 9545 |
| AS9304 | HUTCHISON-AS-AP - HGC Global Communications Limited | 5426 |
| AS6762 | SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. | 4381 |
| AS2914 | NTT-DATA-2914 - NTT America, Inc. | 3267 |
| AS174 | COGENT-174 - Cogent Communications, LLC | 2654 |
| AS18041 | TWDS-AS-TW - Taiwan Digital Streaming Co. | 1488 |
| AS60068 | CDN77 Datacamp Limited | 1006 |
| AS8218 | NEO-ASN Zayo Infrastructure France SA | 904 |
| AS13030 | INIT7 Init7 (Switzerland) Ltd. | 845 |
| AS33891 | CORE-BACKBONE Core-Backbone GmbH | 833 |
| AS14840 | AS14840 - BR.Digital Telecom | 800 |
| AS41327 | FIBERTELECOM-AS Fiber Telecom S.p.A. | 746 |
| AS3320 | DTAG Deutsche Telekom AG | 671 |
Downstreams
| AS | Network name | Visibility |
|---|---|---|
| AS9304 | HUTCHISON-AS-AP - HGC Global Communications Limited | 36232 |
| AS45903 | CMCTELECOM-VN - CMC Telecom Infrastructure Company | 15140 |
| AS135607 | INFINIVAN-AS-AP - Infinivan Incorporated | 14854 |
| AS9848 | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 6343 |
| AS18101 | RELIANCE-COMMUNICATIONS-IN - Reliance Communications Ltd.DAKC MUMBAI | 6045 |
| AS7568 | CSLOX-IIG-AS-AP - CS LOXINFO Public Company Limited. | 6037 |
| AS174 | COGENT-174 - Cogent Communications, LLC | 5135 |
| AS17408 | ABOVE-AS-AP - AboveNet Communications Taiwan | 4612 |
| AS29357 | WATANIYATELECOM-AS NATIONAL MOBILE TELECOMMUNICATIONS COMPANY K.S.C.P. | 4254 |
| AS8452 | TE-AS - IDDQD-AS | 3348 |
| AS45629 | JASTEL-NETWORK-TH-AP - JasTel Network International Gateway | 3203 |
| AS15802 | DU-AS1 Emirates Integrated Telecommunications Company PJSC | 2837 |
| AS5416 | BEYON B.S.C. | 2773 |
| AS57187 | DATAMENA-ASN Emirates Integrated Telecommunications Company PJSC | 2727 |
| AS33788 | Kanar Telecommunication (Canar Telecom Co.Ltd) - Kanar Telecommunication (Canar Telecom Co.Ltd) | 1666 |
IPv4 prefixes (19)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS15412
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | FLAG-MNT | FLAG-MNT | ||
| administrative | FLAG Telecom Hostmaster | FTHM | +44 208 282 1599, +44 208 282 1568 | FLAG Telecom Ltd, London, UK |
| technical | Lillian Poon | LP3727-RIPE | +852 2848 0065 | Reliance Globalcom, Hong Kong |
| registrant | Flag Telecom UK Limited | ORG-FT3-RIPE | +44 20 8282 1599, +44 20 8282 1568 | 7 Fifth Floor (South), Chiswick Park, 566 Chiswick High Road, W4 5YG, London, UNITED KINGDOM |
| registrant | RIPE-NCC-END-MNT | RIPE-NCC-END-MNT | ||
| abuse | Reliance Globalcom Abuse Handling | RGAH1-RIPE | [email protected] | United Kingdom |
| registrant | FLAG-MNT | FLAG-MNT |
Raw registry response
{
"handle": "AS15412",
"startAutnum": 15412,
"endAutnum": 15412,
"name": "FLAG-AS",
"status": [
"active"
],
"entities": [
{
"handle": "FLAG-MNT",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"FLAG-MNT"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/FLAG-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": "FTHM",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"FLAG Telecom Hostmaster"
],
[
"kind",
[],
"text",
"group"
],
[
"adr",
{
"label": "FLAG Telecom Ltd\nLondon, UK"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 208 282 1599"
],
[
"tel",
{
"type": "fax"
},
"text",
"+44 208 282 1568"
]
]
],
"roles": [
"administrative"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/FTHM"
},
{
"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": "LP3727-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Lillian Poon"
],
[
"kind",
[],
"text",
"individual"
],
[
"adr",
{
"label": "Reliance Globalcom\nHong Kong"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+852 2848 0065"
]
]
],
"roles": [
"technical"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/LP3727-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": "ORG-FT3-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Flag Telecom UK Limited"
],
[
"kind",
[],
"text",
"org"
],
[
"adr",
{
"label": "7 Fifth Floor (South), Chiswick Park, 566 Chiswick High Road\nW4 5YG\nLondon\nUNITED KINGDOM"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+44 20 8282 1599"
],
[
"tel",
{
"type": "fax"
},
"text",
"+44 20 8282 1568"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/ORG-FT3-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/15412",
"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": "RGAH1-RIPE",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Reliance Globalcom Abuse Handling"
],
[
"kind",
[],
"text",
"group"
],
[
"adr",
{
"label": "United Kingdom"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{
"type": "abuse"
},
"text",
"[email protected]"
]
]
],
"roles": [
"abuse"
],
"entities": [
{
"handle": "FLAG-MNT",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"FLAG-MNT"
],
[
"kind",
[],
"text",
"individual"
]
]
],
"roles": [
"registrant"
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "self",
"href": "https://rdap.db.ripe.net/entity/FLAG-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"
}
],
"objectClassName": "entity"
}
],
"remarks": [
{
"description": [
"Flag Telecom Global Internet AS",
"London, UK",
"Global Cloud Xchange",
"=======================================================",
"The following BGP policy is common to all Flag customers:",
"",
"Prefixes longer than a /24 are not accepted",
"Prefixes not matching the specified customer import policy are",
"rejected. We accept Route Objects from any Registry mirrored",
"by RADB.",
"By default we advertise MED == igp metric",
"RFC1918 and other reserved networks and subnets are not",
"permitted",
"The following BGP policy is common to all Flag peers:",
"A max prefix threshold based upon the number of prefixes",
"received, with a percentage headroom, is applied and updated",
"daily. Sessions dropped for this reason are re-checked every",
"two hours.",
"MEDs are overwritten unless a special arrangement has been made",
"Communities Supported",
"Communities applied at ingress",
"15412:1xxx PoP",
"15412:1101 New York",
"15412:1201 Los Angeles",
"15412:1202 Palo Alto",
"15412:1301 Tokyo",
"15412:1311 Hong Kong",
"15412:1316 Singapore",
"15412:1321 Seoul",
"15412:1331 Singapore",
"15412:1341 Taipei",
"15412:1401 Cairo",
"15412:1402 Alexandria",
"15412:1411 Bahrain",
"15412:1412 Jeddah",
"15412:1413 Al Khobar",
"15412:1414 Dubai",
"15412:1415 Doha",
"15412:1417 Kuwait",
"15412:1431 Mumbai",
"15412:1432 Chennai",
"15412:1501 London",
"15412:1511 Paris",
"15412:1521 Madrid",
"15412:1531 Frankfurt",
"15412:1541 Amsterdam",
"15412:1551 Marseilles",
"15412:7xx Customer",
"15412:701 Aggregate",
"15412:702 Statically Routed",
"15412:703 BGP Routed",
"15412:705 BGP Routed (Suppress MED to upstreams)",
"15412:8xx Peer",
"15412:800 PRIVATE PEER",
"15412:801 PAIX",
"15412:803 JPIX",
"15412:804 KINX",
"15412:805 HKIX",
"15412:806 LINX",
"15412:809 AMSIX",
"15412:810 DECIX",
"15412:813 JPNAP",
"15412:814 EQUINIX ASHBURN VA",
"15412:815 EQUINIX SINGAPORE",
"15412:816 EQUINIX TOKYO",
"15412:817 ANY2",
"15412:820 EQUINIX PARIS",
"15412:821 EQUINIX HONG KONG",
"15412:822 EQUINIX CHICAGO",
"15412:823 UAE-IX",
"15412:824 AMSIX-HK",
"15412:825 FRANCE-IX PARIS",
"15412:827 TPIX-TAIWAN",
"15412:828 FRANCE-IX MARSEILLES",
"15412:829 EQUINIX SYDNEY",
"15412:830 DECIX NY",
"15412:831 MIX-IT MILAN",
"15412:9xx Upstream",
"15412:904 NTT/VERIO AS2914",
"15412:905 TINET AS3257",
"15412:910 TELIASONERA AS1299",
"15412:913 TISPARKLE AS6762",
"15412:915 COGENT AS174",
"BGP Communities available to customers for traffic engineering",
"Modify LocalPref",
"15412:80 = 80",
"15412:200 = 200 (e.g. backup link)",
"15412:300 = 300",
"Default (Customer/Transit/Peer) = 250/100/100",
"Suppression/Prepend",
"15412:4100 Do not announce to any upstream",
"15412:4130 Do not announce to NTT/Verio AS2914",
"15412:4131 Prepend 15412 to NTT/Verio AS2914",
"15412:4132 Prepend 15412 15412 to NTT/Verio AS2914",
"15412:4150 Do not announce to TiNET AS3257",
"15412:4151 Prepend 15412 to TiNET AS3257",
"15412:4152 Prepend 15412 15412 to TiNET AS3257",
"15412:4160 Do not announce to TELIASONERA AS1299",
"15412:4161 Prepend 15412 to TELIASONERA AS1299",
"15412:4162 Prepend 15412 15412 to TELIASONERA AS1299",
"15412:4190 Do not announce to TISPARKLE AS6762",
"15412:4191 Prepend 15412 to TISPARKLE AS6762",
"15412:4192 Prepend 15412 15412 to TISPARKLE AS6762",
"15412:4200 Do not announce to COGENT AS174",
"15412:4201 Prepend 15412 to COGENT AS174",
"15412:4202 Prepend 15412 15412 to COGENT AS174",
"15412:4510 Do not announce to PAIX Peers",
"15412:4511 Prepend 15412 to PAIX Peers",
"15412:4512 Prepend 15412 15412 to PAIX Peers",
"15412:4530 Do not announce to JPIX Peers",
"15412:4531 Prepend 15412 to JPIX Peers",
"15412:4532 Prepend 15412 15412 to JPIX Peers",
"15412:4540 Do not announce to KINX Peers",
"15412:4541 Prepend 15412 to KINX Peers",
"15412:4542 Prepend 15412 15412 to KINX Peers",
"15412:4550 Do not announce to HKIX Peers",
"15412:4551 Prepend 15412 to HKIX Peers",
"15412:4552 Prepend 15412 15412 to HKIX Peers",
"15412:4560 Do not announce to LINX Peers",
"15412:4561 Prepend 15412 to LINX Peers",
"15412:4562 Prepend 15412 15412 to LINX Peers",
"15412:4570 Do not announce to SFINX Peers",
"15412:4571 Prepend 15412 to SFINX Peers",
"15412:4572 Prepend 15412 15412 to SFINX Peers",
"15412:4590 Do not announce to DECIX Peers",
"15412:4591 Prepend 15412 to DECIX Peers",
"15412:4592 Prepend 15412 15412 to DECIX Peers",
"15412:4600 Do not announce to AMSIX Peers",
"15412:4601 Prepend 15412 to AMSIX Peers",
"15412:4602 Prepend 15412 15412 to AMSIX Peers",
"15412:4610 Do not announce to EQUINIX ASHBURN peers",
"15412:4611 Prepend 15412 to EQUINIX ASHBURN peers",
"15412:4612 Prepend 15412 15412 to EQUINIX ASHBURN peers",
"15412:4620 Do not announce to JPNAP peers",
"15412:4621 Prepend 15412 to JPNAP peers",
"15412:4622 Prepend 15412 15412 to JPNAP peers",
"15412:4640 Do not announce to EQUINIX SINGAPORE peers",
"15412:4641 Prepend 15412 to EQUINIX SINGAPORE peers",
"15412:4642 Prepend 15412 15412 to EQUINIX SINGAPORE peers",
"15412:4660 Do not announce to EQUINIX TOKYO peers",
"15412:4661 Prepend 15412 to EQUINIX TOKYO peers",
"15412:4662 Prepend 15412 15412 to EQUINIX TOKYO peers",
"15412:4670 Do not announce to ANY2 peers",
"15412:4671 Prepend 15412 to ANY2 peers",
"15412:4672 Prepend 15412 15412 to ANY2 peers",
"15412:4690 Do not announce to EQUINIX CHICAGO peers",
"15412:4691 Prepend 15412 to EQUINIX CHICAGO peers",
"15412:4692 Prepend 15412 15412 to EQUINIX CHICAGO peers",
"15412:4700 Do not announce to EQUINIX PARIS peers",
"15412:4701 Prepend 15412 to EQUINIX PARIS peers",
"15412:4702 Prepend 15412 15412 to EQUINIX PARIS peers",
"15412:4710 Do not announce to EQUINIX HONGKONG peers",
"15412:4711 Prepend 15412 to EQUINIX HONGKONG peers",
"15412:4712 Prepend 15412 15412 to EQUINIX HONGKONG peers",
"15412:4720 Do not announce to UAE-IX peers",
"15412:4721 Prepend 15412 to UAE-IX peers",
"15412:4722 Prepend 15412 15412 to UAE-IX peers",
"15412:4730 Do not announce to AMSIX-HK peers",
"15412:4731 Prepend 15412 to AMSIX-HK peers",
"15412:4732 Prepend 15412 15412 to AMSIX-HK peers",
"15412:4740 Do not announce to FRANCE-IX PARIS peers",
"15412:4741 Prepend 15412 to FRANCE-IX PARIS peers",
"15412:4742 Prepend 15412 15412 to FRANCE-IX PARIS peers",
"15412:4750 Do not announce to TPIX-TAIWAN peers",
"15412:4751 Prepend 15412 to TPIX-TAIWAN peers",
"15412:4752 Prepend 15412 15412 to TPIX-TAIWAN peers",
"15412:4760 Do not announce to FRANCE-IX MARSEILLES peers",
"15412:4761 Prepend 15412 to FRANCE-IX MARSEILLES peers",
"15412:4762 Prepend 15412 15412 to FRANCE-IX MARSEILLES peers",
"15412:4770 Do not announce to EQUINIX SYDNEY peers",
"15412:4771 Prepend 15412 to EQUINIX SYDNEY peers",
"15412:4772 Prepend 15412 15412 to EQUINIX SYDNEY peers",
"15412:4780 Do not announce to DECIX NY peers",
"15412:4781 Prepend 15412 to DECIX NY peers",
"15412:4782 Prepend 15412 15412 to DECIX NY peers",
"15412:4790 Do not announce to MIX-IT peers",
"15412:4791 Prepend 15412 to MIX-IT peers",
"15412:4792 Prepend 15412 15412 to MIX-IT peers",
"Looking Glass https://lg.globalcloudxchange.com",
"abuse reports to [email protected]",
"peering contact [email protected]",
"technical support issues [email protected]"
]
}
],
"links": [
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "rdap-up",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS15412",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "rdap-up rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-up/AS15412?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "rdap-down",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-down/AS15412",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "rdap-top",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS15412",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "rdap-top rdap-active",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-top/AS15412?status=active",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "rdap-bottom",
"href": "https://rdap.db.ripe.net/autnums/rirSearch1/rdap-bottom/AS15412",
"type": "application/rdap+json"
},
{
"value": "https://rdap.db.ripe.net/autnum/15412",
"rel": "self",
"href": "https://rdap.db.ripe.net/autnum/15412",
"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": "2002-09-18T12:13:05Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-12-17T23:58:47Z"
}
],
"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/15412",
"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/15412",
"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": "$.entities[?(@.handle=='FTHM')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='LP3727-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='ORG-FT3-RIPE')].vcardArray[1][?(@[0]=='e-mail')]",
"method": "removal"
},
{
"name": {
"description": "Personal e-mail information"
},
"reason": {
"description": "Personal data"
},
"prePath": "$.entities[?(@.handle=='RGAH1-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.