AS3257
🇺🇸GTT-BACKBONE GTT Communications Inc.ORG-GCI2-RIPE
GTT
RIPENCCallocatedASPA Published
Announced Prefixes (BGP)
1,481total
1,414 IPv467 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)8.0M
Announced (BGP)9.1M
IPv6 Addresses ⓘ
Allocated (RIR)6.8×10^30
Announced (BGP)8×10^30
Prefix Limit (IPv4)
10,000
Prefix Limit (IPv6)
500
Country
🇺🇸 US
RIR
RIPENCC
Status
allocated
Allocated
9/30/1994
Announced Prefixes
(BGP)1,000 of 1,469|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RADBRIPE | 5/21/2026 | |
| No ROA | RIPE | 5/21/2026 | |
| No ROA | RIPE | 5/21/2026 | |
| No ROA | RIPE | 5/21/2026 | |
| No ROA | RIPE | 5/21/2026 | |
| Valid | RIPE | 5/21/2026 | |
| Valid | RADBRIPE | 5/21/2026 | |
| Valid | RADBRIPE | 5/21/2026 | |
| No ROA | RADB | 5/21/2026 | |
| No ROA | RADB | 5/21/2026 |
1–10 of 1,000
1 / 100
Allocated Prefixes
(RIR)500Prefix | Country | RIR | Status |
|---|---|---|---|
| 2.27.196.0/22 | 🇪🇺 EU | RIPE | assigned |
| 2.56.236.0/22 | 🇩🇪 DE | RIPENCC | allocated |
| 2.58.75.0/24 | 🇩🇪 DE | RIPE | assigned |
| 5.83.96.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 5.178.16.0/21 | 🇳🇱 NL | RIPENCC | allocated |
| 5.180.4.0/22 | 🇲🇩 MD | RIPENCC | allocated |
| 5.252.77.0/24 | 🇬🇧 GB | RIPE | assigned |
| 5.253.202.0/24 | 🇬🇧 GB | RIPE | assigned |
| 37.1.152.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 37.252.30.0/24 | 🇬🇧 GB | RIPE | assigned |
1–10 of 500
1 / 50
Upstream Providers(1)
| ASN | Name |
|---|---|
| AS0 | Transit-free |
Downstream Customers(85)
| ASN | Name |
|---|---|
| AS559 | 🇨ðŸ‡Switch SWITCH |
| AS835 | 🇨🇦GOCODEIT-EDGE - GoCodeIT Inc |
| AS1213 | 🇮🇪HEANET ASIERA TECHNOLOGY SERVICES CLG |
| AS2572 | 🇺🇸MORENET - University of Missouri - dba the Missouri Research and Education Network (MOREnet) |
| AS2734 | 🇺🇸CORESITE - CoreSite |
| AS3170 | 🇬🇧VELOXSERV VeloxServ Communications Ltd |
| AS3291 | 🇺🇸PSINet-Europe GTT Communications Inc. |
| AS3327 | 🇳🇱CITIC CITIC Telecom CPC Netherlands B.V. |
| AS4181 | 🇺🇸TDS-AS - TDS TELECOM |
| AS5405 | 🇩🇪INTERDOTLINK Inter.link GmbH |
| AS6667 | 🇫🇮EUNET-FINLAND Elisa Oyj |
| AS7794 | 🇨🇦EXECULINK - Execulink Telecom Inc. |
| AS12735 | 🇹🇷ASTurkNet TurkNet Iletisim Hizmetleri A.S. |
| AS12779 | 🇮🇹ITGATE IT.Gate S.p.A. |
| AS12905 | 🇸🇰ACS-SK-AS ACS spol. s r. o. |
| AS14807 | 🇨🇦STORMWEB - StormWeb Canada Hosting Inc. |
| AS21263 | 🇩🇪TELEDATA-AS TeleData GmbH |
| AS21700 | 🇺🇸NEPTUNE-NETWORKS - Neptune Networks, LLC |
| AS21777 | 🇺🇸MASSIVE-NETWORKS-21777 - Massive Networks, Inc. |
| AS24824 | 🇦🇹WEISS-ASN Gebrueder-Weiss GmbH |
| AS25369 | 🇬🇧BANDWIDTH-AS Hydra Communications Ltd |
| AS28917 | 🇱🇹Fiord-AS Fiord Networks, UAB |
| AS29208 | 🇨🇿QUANTCOM-AS Quantcom, a.s. |
| AS29405 | 🇸🇰VNET-AS VNET a.s. |
| AS30823 | 🇩🇪AUROLOGIC aurologic GmbH |
| AS31263 | 🇮🇹MYNET-AS MYNET S.R.L. |
| AS31445 | 🇬🇧Cloud-AS Fiberax Networking&Cloud Ltd. |
| AS31570 | 🇮🇹BENTEC-AS Benetton Group S.R.L. |
| AS32097 | 🇺🇸WII - WholeSale Internet, Inc. |
| AS32277 | 🇨🇦TBAYTEL - TBayTel |
| AS33185 | 🇨🇦HIVE-DATA-CENTER - Hive Data Center Inc. |
| AS33891 | 🇩🇪CORE-BACKBONE Core-Backbone GmbH |
| AS34428 | 🇮🇹EIGHTROUTE Giulio Lo Presti |
| AS35133 | 🇳🇱ERANIUM Eranium B.V. |
| AS39175 | 🇬🇧CONNECTIVE Connective Online Limited |
| AS39421 | 🇫🇷SAPINET-AS Sapinet SAS |
| AS39526 | 🇯🇴MAO Mohammad Ali Obeidat |
| AS39878 | 🇦🇹RAUTER-AS Peter Rauter GmbH |
| AS40994 | 🇦🇹Alwyzon Hohl IT e.U. |
| AS41327 | 🇮🇹FIBERTELECOM-AS Fiber Telecom S.p.A. |
| AS41436 | 🇺🇸CloudWebManage-EU Kamatera Inc |
| AS42184 | 🇩🇪AS-TKRZ TKRZ Stadtwerke GmbH |
| AS44384 | 🇮🇪crossan Crossan CableComm Ltd |
| AS47160 | 🇫🇷MOJI MOJI SAS |
| AS49935 | 🇧🇪SmartEye SmartEye B.V |
| AS50124 | 🇫🇷EASIO-COM EASIO-COM SASU |
| AS50629 | 🇩🇪LWLCOM LWLcom GmbH |
| AS52025 | 🇬🇧PARADOXNETWORKS-LIMITED ParadoxNetworks Limited |
| AS53764 | 🇵🇷DMWIRELESS - DM Wireless LLC |
| AS56595 | 🇬🇧FLUENCY Commsworld Ltd |
| AS58007 | 🇬🇧Witine Witine Limited |
| AS62000 | 🇫🇷AS62000 SERVERD SAS |
| AS63356 | 🇨🇦TINUUM-NETWORKS-INC - Tinuum Networks Inc |
| AS197883 | 🇫🇷ASN-FR-SERINYA Serinya Telecom SAS |
| AS199081 | 🇬🇷LANCOM Lancom Ltd. |
| AS200032 | 🇩🇪rosenberger-hft-as Rosenberger Hochfrequenztechnik GmbH trading as Rosenberger Hochfrequenztechnik GmbH & Co. KG |
| AS200462 | 🇩🇪AS-ETH Lennart Seitz trading as "ETH-Services" |
| AS201136 | 🇪🇸AGLZ Agiliza Solutions SL |
| AS202142 | 🇺🇸PACKETHARBOR PacketHarbor LLC |
| AS204548 | 🇺🇸CLOUDWEBMANAGE-IL-FR Kamatera Inc |
| AS206075 | 🇩🇪HOLLANDER-JACOBSEN Hollander & Jacobsen UG (haftungsbeschraenkt) |
| AS206082 | 🇩🇰DANISH-CROWN-AS Danish Crown A/S |
| AS206375 | 🇹🇷NETSPEED NETSPEED INTERNET A.S. |
| AS206600 | 🇱🇻mfalv Ministry of foreign affairs of the Republic of Latvia |
| AS207995 | 🇬🇧LightningFibre LF Holdco 2 Limited |
| AS208374 | 🇱🇺LU-CIX-2 LU-CIX Management G.I.E. |
| AS209162 | 🇬🇷INTERNETHELLAS-ASN INTERNET HELLAS LP |
| AS209532 | 🇫🇷OPTEAM-IP INFORMATIQUE MAINTENANCE SERVICES SAS |
| AS210083 | 🇧🇿Privex Privex Inc. |
| AS210329 | 🇺🇸CloudWebManage-UK-1 Kamatera Inc |
| AS210457 | 🇬🇧KYONIX Kyonix Networks Limited |
| AS211757 | 🇮🇸PANASCAIS Panascais ehf. |
| AS212027 | 🇬🇧PebbleHost PebbleHost Ltd |
| AS214329 | 🇸🇦BGP-Network BGP Network LLC |
| AS215248 | 🇳🇱BastiaanBrink Bastiaan Mathijs Brink |
| AS215541 | 🇩🇰AS-KRUSESEC Peter Kruse |
| AS215728 | 🇺🇸CloudWebManage Kamatera Inc |
| AS216096 | 🇦🇩SECUREPEAK Alex Terrats Ciberseguretat SLU |
| AS394177 | 🇺🇸SHIFT-HOSTING-LLC - SHIFT HOSTING LLC |
| AS396064 | 🇺🇸BASTIAAN MATHIJS BRINK - H2 Technologies LLC |
| AS396998 | 🇺🇸PATH-NETWORK - Path Network, Inc. |
| AS399004 | 🇺🇸COUNTERPATH-BOSTON - Counterpath, LLC |
| AS399486 | 🇨🇦VIRTUO - 12651980 CANADA INC. |
| AS400554 | 🇺🇸STRICITY - Stricity LLC |
| AS402338 | 🇺🇸BRINKLINK - BrinkLink |
ASPA
PublishedTransit-free, 85 downstreams
Authorized Upstream Providers
provider-as 0 (transit-free / no upstream)
Expires May 31, 2026
Listed as Upstream Provider by
85 ASNsAbuse Contact
External Links
API
Open https://api.ipctl.io/v1/asn/3257Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/3257" | jq