| Prefix | Company | Number of IPs |
|---|---|---|
| 46.14.0.0/16 | CAMBRIDGE | 65,536 |
| 46.245.144.0/21 | OVH Srl | 2,048 |
| 62.202.0.0/15 | CAMBRIDGE | 131,072 |
| 78.110.128.0/20 | OVH Srl | 4,096 |
| 80.75.192.0/20 | Ertebatat Dourbord Fars | 4,096 |
| 80.94.144.0/20 | dynamic IPs - broadband customers - block 22 | 4,096 |
| 81.62.0.0/15 | CAMBRIDGE | 131,072 |
| 83.76.0.0/14 | CAMBRIDGE | 262,144 |
| 83.173.192.0/18 | CAMBRIDGE | 16,384 |
| 84.253.0.0/18 | CAMBRIDGE | 16,384 |
| 85.0.0.0/13 | CAMBRIDGE | 524,288 |
| 91.198.58.0/24 | WIERER GmbH & Co KG | 256 |
| 91.198.72.0/24 | Johannes Gutenberg-Universitaet | 256 |
| 91.206.11.0/24 | ThousandEyes LLC | 256 |
| 91.209.158.0/24 | SCHERING SPA | 256 |
| 91.212.91.0/24 | Tahtikuitu Oy Sodankyla | 256 |
| 91.212.117.0/24 | (968D-12/NC-124/12) RZD, | 256 |
| 91.216.229.0/24 | SE-ITSAM-NET-PUB | 256 |
| 91.220.40.0/24 | Office msr02str3 | 256 |
| 91.220.99.0/24 | Freemedia Internet Freemedia Internet | 256 |
| 91.223.121.0/24 | E-Buzz | 256 |
| 91.223.154.0/24 | APICIL TRANSVERSE Association | 256 |
| 91.226.202.0/24 | Projekt Spielberg GmbH & Co KG | 256 |
| 91.230.249.0/24 | CONDOK GmbH | 256 |
| 92.104.0.0/14 | CAMBRIDGE | 262,144 |
| 95.152.64.0/18 | CAMBRIDGE | 16,384 |
| 109.164.128.0/17 | CAMBRIDGE | 32,768 |
| 136.238.2.0/23 | GENERAL HEALTH SYSTEM | 512 |
| 136.238.12.0/23 | GENERAL HEALTH SYSTEM | 512 |
| 136.238.14.0/24 | GENERAL HEALTH SYSTEM | 256 |
| 138.81.0.0/18 | Waterford POP Customer Assignment TH | 16,384 |
| 138.81.128.0/18 | Waterford POP Customer Assignment TH | 16,384 |
| 138.187.128.0/18 | dm-drogerie markt GmbH + Co. KG | 16,384 |
| 138.188.0.0/16 | INFRASTRUCTURE | 65,536 |
| 138.190.0.0/16 | MEETIC CO COLT | 65,536 |
| 138.223.0.0/16 | Ertebatat Dourbord Fars | 65,536 |
| 144.2.64.0/18 | MDDSL GmbH An der Suelze 5 39179 Barleben DE | 16,384 |
| 146.4.0.0/16 | CAMBRIDGE | 65,536 |
| 149.133.4.0/23 | KJELDSEN.IT ApS | 512 |
| 152.89.80.0/22 | Vladivostok Long Distance And | 1,024 |
| 156.135.8.0/22 | Bundesanzeiger Verlag GmbH | 1,024 |
| 156.135.24.0/22 | Bundesanzeiger Verlag GmbH | 1,024 |
| 160.63.24.0/22 | Alpha Group PLC | 1,024 |
| 160.63.80.0/21 | Alpha Group PLC | 2,048 |
| 160.63.200.0/21 | Alpha Group PLC | 2,048 |
| 161.78.0.0/20 | Kraeftens Bekaempelse | 4,096 |
| 162.21.0.0/16 | Viegli Limited | 65,536 |
| 164.128.32.0/19 | edu testnet | 8,192 |
| 164.128.64.0/19 | OVH Srl | 8,192 |
| 164.128.128.0/18 | Sisaasiainministerio | 16,384 |
| 164.128.192.0/18 | PSKOV-DSL | 16,384 |
| 170.17.128.0/17 | CAMBRIDGE | 32,768 |
| 170.205.64.0/18 | CAMBRIDGE | 16,384 |
| 176.127.0.0/16 | CAMBRIDGE | 65,536 |
| 178.174.0.0/18 | CAMBRIDGE | 16,384 |
| 178.174.64.0/19 | CAMBRIDGE | 8,192 |
| 178.192.0.0/13 | CAMBRIDGE | 524,288 |
| 178.238.160.0/20 | State Information Network Agency (VITA) | 4,096 |
| 184.86.80.0/22 | PAT/NAT IP addresses POP 0113 for | 1,024 |
| 185.31.180.0/22 | Canonical Group Limited | 1,024 |
| 185.39.92.0/22 | OVH Srl | 1,024 |
| 185.49.152.0/22 | JSC Expobank | 1,024 |
| 185.54.172.0/22 | Coconnect Limited | 1,024 |
| 185.58.1.0/24 | GTT EMEA LTD | 256 |
| 185.105.132.0/22 | CAMBRIDGE | 1,024 |
| 185.105.144.0/22 | CAMBRIDGE | 1,024 |
| 185.119.176.0/22 | MDDSL GmbH An der Suelze 5 39179 Barleben DE | 1,024 |
| 185.176.236.0/22 | Wireless Mobile Data Company KSCC | 1,024 |
| 185.210.0.0/23 | Picnic Technologies B.V. | 512 |
| 185.210.2.0/24 | Picnic Technologies B.V. | 256 |
| 185.210.3.0/24 | Picnic Technologies B.V. | 256 |
| 188.60.0.0/14 | CAMBRIDGE | 262,144 |
| 188.92.48.0/21 | Nuernberger Versicherungsgruppe | 2,048 |
| 192.53.104.0/24 | core routing | 256 |
| 192.83.223.0/24 | Panoptima Ltd. | 256 |
| 192.102.95.0/24 | MBI INTERNATIONAL PARTNERS | 256 |
| 193.0.237.0/24 | Master IT Ltd. | 256 |
| 193.5.0.0/24 | OVH Srl | 256 |
| 193.5.3.0/24 | OVH Srl | 256 |
| 193.5.4.0/23 | OVH Srl | 512 |
| 193.5.6.0/23 | OVH Srl | 512 |
| 193.5.29.0/24 | OVH Srl | 256 |
| 193.5.36.0/24 | EPMTIC,S.L. | 256 |
| 193.5.59.0/24 | OVH Srl | 256 |
| 193.5.61.0/24 | OMONIA d.o.o. | 256 |
| 193.5.224.0/20 | OVH Srl | 4,096 |
| 193.5.254.0/24 | Estonian Defence Forces | 256 |
| 193.8.128.0/23 | Coltex BV | 512 |
| 193.8.140.0/23 | Brickhill lower school | 512 |
| 193.8.140.0/24 | Brickhill lower school | 256 |
| 193.8.141.0/24 | Brickhill lower school | 256 |
| 193.8.145.0/24 | Virocom Limited | 256 |
| 193.19.94.0/23 | MegaLine Ltd. | 512 |
| 193.41.52.0/22 | zylinktech LLC | 1,024 |
| 193.72.80.0/24 | Vlastimil Stanek | 256 |
| 193.73.242.0/23 | Bundesamt fuer Verbraucherschutz und Lebensmittelsicherheit | 512 |
| 193.134.32.0/22 | SibelTelecom Clients Network | 1,024 |
| 193.134.36.0/22 | OVH Srl | 1,024 |
| 193.134.255.0/24 | GENERIX GROUP SAS | 256 |
| 193.135.0.0/23 | OVH Srl | 512 |
| 2001:678:e0::/48 | Port of Tilbury London Limited | 1.21 × 1024 |
| 2001:678:d98::/48 | WIERER GmbH & Co KG | 1.21 × 1024 |
| 2001:678:d9c::/48 | WIERER GmbH & Co KG | 1.21 × 1024 |
| 2001:67c:420::/48 | COOP CONSUMATORI public subnet | 1.21 × 1024 |
| 2001:67c:4f0::/48 | Plusnet DSL Customer | 1.21 × 1024 |
| 2001:67c:5dc::/48 | RU PAKT 202502 | 1.21 × 1024 |
| 2001:67c:ff0::/48 | Ashwin Narasimha | 1.21 × 1024 |
| 2001:67c:1984::/48 | Rokos Services (UK) Limited | 1.21 × 1024 |
| 2001:67c:273c::/48 | Tekniska Hogskolan i Jonkoping | 1.21 × 1024 |
| 2001:67c:2950::/48 | Landesbank Baden-Wuerttemberg | 1.21 × 1024 |
| 2001:67c:2f70::/48 | VEOLIA ENERGIA POLSKA S.A. | 1.21 × 1024 |
| 2001:918::/32 | OVH Srl | 7.92 × 1028 |
| 2001:918:ff44::/48 | OVH Srl | 1.21 × 1024 |
| 2001:918:ff64::/48 | OVH Srl | 1.21 × 1024 |
| 2001:918:ffa9::/48 | Cloudbear - Anycast services | 1.21 × 1024 |
| 2001:918:ffaa::/48 | 0003299473-RICHARD TODD QC | 1.21 × 1024 |
| 2001:918:ffac::/48 | FTTH Customers | 1.21 × 1024 |
| 2001:918:ffad::/48 | FTTH Customers | 1.21 × 1024 |
| 2001:918:ffcb::/48 | HOS-424332 | 1.21 × 1024 |
| 2001:918:fff9::/48 | Kritiki Estia Athinon | 1.21 × 1024 |
| 2001:918:fffa::/48 | FTIP007373428 IP MASTER | 1.21 × 1024 |
| 2001:91a::/32 | OVH Srl | 7.92 × 1028 |
| 2001:91f::/32 | GAS002 | 7.92 × 1028 |
| 2001:4d98::/33 | CAMBRIDGE | 3.96 × 1028 |
| 2a01:8b00::/32 | OVH Srl | 7.92 × 1028 |
| 2a01:a2e0::/32 | JSC Expobank | 7.92 × 1028 |
| 2a02:a90::/32 | OVH Srl | 7.92 × 1028 |
| 2a02:1200::/27 | CAMBRIDGE | 2.54 × 1030 |
| 2a02:21b0::/29 | MDDSL GmbH An der Suelze 5 39179 Barleben DE | 6.34 × 1029 |
| 2a02:4620::/32 | Coconnect Limited | 7.92 × 1028 |
| 2a06:d581:3000::/36 | COLOBIX LTD | 4.95 × 1027 |
| 2a07:2902:400::/38 | PEG-SV | 1.24 × 1027 |
| 2a0d:ed80:101::/48 | Oy EKM-Service Ab | 1.21 × 1024 |
| 2a10:a1c0::/48 | ThousandEyes LLC | 1.21 × 1024 |
| 2a10:a1c0:1002::/48 | ThousandEyes LLC | 1.21 × 1024 |
This table only shows the first 100 of the set of IPv4 and IPv6 prefixes. All data is available via our IP data API.
IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.
AS3303 peers with these other Autonomous Systems.
Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.
AS3303 provides internet connectivity to these downstream Autonomous Systems.
A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.
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