Downstream networks
AS5400 BT
Unclassified RIPE
Transit
Downstream networks
Networks for which AS5400 was observed as the last hop before the origin, meaning it appears to provide them transit.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS2856 | British Telecommunications Limited | Residential | IPv4 IPv6 | 22,595 |
| AS199541 | EUROCONTROL, the European Organisation for the Safety of Air Navigation | Unclassified | IPv4 | 2,419 |
| AS8968 | RETELIT-X S.R.L. | Unclassified | IPv4 IPv6 | 1,043 |
| AS13205 | Telecommunications Limited | Unclassified | IPv4 | 754 |
| AS2110 | Enet Communications LIMITED | Residential | IPv4 IPv6 | 638 |
| AS33873 | Arvato Systems GmbH | Hosting | IPv4 IPv6 | 520 |
| AS21489 | The North Atlantic Treaty Organization | Unclassified | IPv4 | 406 |
| AS15442 | Procter & Gamble Service GmbH | Unclassified | IPv4 | 387 |
| AS30614 | Dell, Inc. | Unclassified | IPv4 | 310 |
| AS21000 | Atos France SAS | Unclassified | IPv4 | 304 |
| AS29063 | Eviden Netherlands B.V. | Unclassified | IPv4 IPv6 | 281 |
| AS72 | Schlumberger Limited | Unclassified | IPv4 | 236 |
| AS25049 | Shell Information Technology International B.V. | Unclassified | IPv4 | 232 |
| AS7246 | Bristol-Myers Squibb Company | Unclassified | IPv4 IPv6 | 207 |
| AS15518 | Circular Informationssysteme GmbH | Unclassified | IPv4 IPv6 | 195 |
| AS51046 | Bringo Limited | Unclassified | IPv4 IPv6 | 191 |
| AS212565 | Specsavers Optical Group Limited | Unclassified | IPv4 | 177 |
| AS40126 | Molson Coors Beverage Company | Unclassified | IPv4 | 175 |
| AS22683 | Koninklijke Philips N.V. | Unclassified | IPv4 | 174 |
| AS16839 | SERVICENOW, INC. | Hosting | IPv4 IPv6 | 144 |
| AS40934 | Fortinet Inc. | Unclassified | IPv4 | 142 |
| AS34311 | LG CNS Europe B.V | Unclassified | IPv4 | 124 |
| AS51466 | Bridgestone Europe NV | Unclassified | IPv4 | 116 |
| AS59724 | Elsevier Limited | Unclassified | IPv4 | 116 |
| AS3573 | Accenture LLP | Unclassified | IPv6 | 99 |
| AS12298 | QIAGEN GmbH | Unclassified | IPv4 | 98 |
| AS15499 | Computacenter Management GmbH trading as Computacenter AG & Co.oHG | Unclassified | IPv4 IPv6 | 89 |
| AS203990 | Accertify LLC | Unclassified | IPv4 | 85 |
| AS34460 | PHOENIX International Holdings GmbH | Unclassified | IPv4 | 84 |
| AS15466 | Commando Materieel en IT | Unclassified | IPv4 IPv6 | 71 |
| AS43949 | Marsh Limited | Unclassified | IPv4 | 70 |
| AS7734 | Toronto Dominion Bank | Unclassified | IPv4 | 59 |
| AS394805 | ReliaQuest, LLC | Unclassified | IPv4 | 59 |
| AS27311 | Biogen MA Inc | Unclassified | IPv4 | 58 |
| AS30864 | Elavon Financial Services DAC | Unclassified | IPv4 | 58 |
| AS48647 | Solvay SA | Unclassified | IPv4 | 58 |
| AS202666 | International Flavors & Fragrances I.F.F. (Nederland) B.V | Unclassified | IPv4 | 58 |
| AS208053 | Clarins SAS | Unclassified | IPv4 | 58 |
| AS12734 | Stellantis Auto SAS | Unclassified | IPv4 | 56 |
| AS10780 | Pure Storage, INC. | Unclassified | IPv4 | 52 |
| AS13130 | Autostadt GmbH | Unclassified | IPv4 | 49 |
| AS202097 | IBERMUTUA | Unclassified | IPv4 | 46 |
| AS206625 | Enterprise Holdings, Inc. | Unclassified | IPv4 | 45 |
| AS43033 | Telio Communications GmbH | Unclassified | IPv4 | 40 |
| AS51527 | Hyundai AutoEver Europe GmbH | Unclassified | IPv4 | 40 |
| AS12257 | Dell, Inc. | Unclassified | IPv4 | 39 |
| AS60112 | Clarins SAS | Unclassified | IPv4 | 39 |
| AS12331 | Audi AG | Unclassified | IPv4 | 38 |
| AS28879 | CECONOMY AG | Unclassified | IPv4 | 35 |
| AS21433 | Accenture UK Limited | Unclassified | IPv4 IPv6 | 34 |
Derived from routing tables collected at 2026-10-16 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.23M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.