BGP map for 163.220.192.0/19
163.220.192.0/19 is announced by AS63798 Industrial Cyber Security Center of Excellence and seen by 329 peers of 23 RIPE RIS collectors, over 257 different AS paths. All of those routes reach it through one upstream, AS2907 Research Organization of Information and Systems, National Institute of Informatics. The most common path, used by 11 peers, is AS24482 AS2907 AS63798.
Routes checked 05:18:27 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 05:18 UTC, when this site first looked at 163.220.192.0/19.
origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 329 peers (3%) number on a line = peers using that link RIS data up to 05:17 UTC what the colours mean 12 of 257 paths drawn 4 quieter networks left out
Upstreams
Networks directly in front of the origin.
| Network | Peers | Share |
|---|---|---|
| AS2907 Research Organization of Information and Systems, National Institute of Informatics | 329 | 100% |
Transit networks
Networks between the collector peer and the origin.
| Network | Peers | Share |
|---|---|---|
| AS2907 Research Organization of Information and Systems, National Institute of Informatics | 328 | 100% |
| AS2497 Internet Initiative Japan Inc. | 244 | 74% |
| AS1299 TWELVE99 Arelion Sweden AB | 62 | 19% |
| AS174 Cogent Communications, LLC | 34 | 10% |
| AS2914 NTT America, Inc. | 32 | 10% |
| AS6939 Hurricane Electric LLC | 32 | 10% |
| AS3356 Level 3 Parent, LLC | 26 | 8% |
| AS3303 SWISSCOM Swisscom (Schweiz) AG | 9 | 3% |
| AS3320 DTAG Deutsche Telekom AG | 9 | 3% |
| AS5511 Opentransit Orange S.A. | 9 | 3% |
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 257 paths shown. All of them are in the JSON.
More prefixes from AS63798
Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 05:17 UTC, fetched 1 hour ago.