Upstream networks
AS33619 AMD-MARKHAM
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS33619: the AS immediately before it in a routing path. Ranked by how many paths showed the relationship, which reflects how widely it is used, not how much traffic crosses it.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS3356 | Level 3 Parent, LLC | Transit | IPv4 | 1,419 |
| AS3257 | GTT Communications Inc. | Transit | IPv4 | 1,036 |
| AS13335 | Cloudflare, Inc. | Hosting | IPv4 | 831 |
| AS4637 | Telstra Global | Unclassified | IPv4 | 522 |
| AS9498 | BHARTI Airtel Ltd. | Mobile | IPv4 | 351 |
| AS7018 | AT&T Enterprises, LLC | Residential | IPv4 | 300 |
| AS6461 | Zayo Bandwidth | Transit | IPv4 | 299 |
| AS9930 | TIME dotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia | Unclassified | IPv4 | 246 |
| AS4755 | TATA Communications formerly VSNL is Leading ISP | Hosting | IPv4 | 183 |
| AS134809 | ViewQwest Sdn. Bhd. | Unclassified | IPv4 | 142 |
| AS9318 | SK Broadband Co Ltd | Unclassified | IPv4 | 79 |
| AS2687 | AT&T Enterprises, LLC | Unclassified | IPv4 | 72 |
| AS9924 | Taiwan Fixed Network, Telco and Network Service Provider. | Residential | IPv4 | 71 |
| AS4788 | TM TECHNOLOGY SERVICES SDN. BHD. | Mobile | IPv4 | 68 |
| AS8767 | M-net Telekommunikations GmbH | Residential | IPv4 | 65 |
| AS7385 | Allstream Business US, LLC | Unclassified | IPv4 | 59 |
Inferred from path position, not from any declaration by either party. A network appearing here is carrying these routes; whether that is a paid transit arrangement, a backup, or something else is not something routing data can tell you.
Derived from routing tables collected at 2026-10-14 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.25M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.