BGP map for 57.144.252.0/23
57.144.252.0/23 is announced by AS32934 Facebook, Inc. and seen by 322 peers of 23 RIPE RIS collectors, over 254 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (37%), AS174 Cogent Communications, LLC (20%) and AS2914 NTT America, Inc. (19%). The most common path, used by 10 peers, is AS24482 AS2914 AS32934.
Routes checked 17:04:31 UTC. This page checks again every 30 seconds while it is open.
No change in the origin, the upstreams or the number of peers since 01:58 UTC on 27 Oct, when this site first looked at 57.144.252.0/23.
origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 322 peers (3%) number on a line = peers using that link RIS data up to 17:03 UTC what the colours mean 12 of 254 paths drawn 5 quieter networks left out
Upstreams
Networks directly in front of the origin.
| Network | Peers | Share |
|---|---|---|
| AS1299 TWELVE99 Arelion Sweden AB | 119 | 37% |
| AS174 Cogent Communications, LLC | 65 | 20% |
| AS2914 NTT America, Inc. | 61 | 19% |
| AS3257 GTT-BACKBONE GTT Communications Inc. | 30 | 9% |
| AS3356 Level 3 Parent, LLC | 20 | 6% |
| AS6461 Zayo Bandwidth | 17 | 5% |
| AS49544 i3Dnet i3D.net B.V | 2 | <1% |
| AS19151 BroadbandONE, LLC | 2 | <1% |
| AS1828 Unitas Global | 1 | <1% |
| AS36236 NetActuate, Inc | 1 | <1% |
Transit networks
Networks between the collector peer and the origin.
| Network | Peers | Share |
|---|---|---|
| AS1299 TWELVE99 Arelion Sweden AB | 117 | 36% |
| AS174 Cogent Communications, LLC | 65 | 20% |
| AS2914 NTT America, Inc. | 58 | 18% |
| AS3257 GTT-BACKBONE GTT Communications Inc. | 29 | 9% |
| AS3356 Level 3 Parent, LLC | 23 | 7% |
| AS6461 Zayo Bandwidth | 12 | 4% |
| AS6453 TATA COMMUNICATIONS (AMERICA) INC | 6 | 2% |
| AS34549 MEER-AS meerfarbig GmbH & Co. KG | 4 | 1% |
| AS3320 DTAG Deutsche Telekom AG | 4 | 1% |
| AS25091 IP-Max IP-Max SA | 4 | 1% |
AS paths
Every distinct path the collector peers use, most common first. An ASN repeated to lengthen a path (a prepend) is shown once.
50 of 254 paths shown. All of them are in the JSON.
More prefixes from AS32934
Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 17:03 UTC, fetched 34 minutes ago.