bgpmap

BGP map for 139.104.72.0/21

139.104.72.0/21 is announced by 2 networks, mostly AS19905 Vercara, LLC and seen by 330 peers of 23 RIPE RIS collectors, over 271 different AS paths. Its busiest upstreams are AS2914 NTT America, Inc. (31%), AS3356 Level 3 Parent, LLC (25%) and AS3257 GTT-BACKBONE (24%). The most common path, used by 11 peers, is AS24482 AS2914 AS19905.

Routes checked 19:46:15 UTC

No change in the origin, the upstreams or the number of peers since 19:46 UTC, when this site first looked at 139.104.72.0/21.

AS-path graph toward 139.104.72.0/21
BGP map of 139.104.72.0/2113 networks on the paths RIPE RIS collector peers use to reach 139.104.72.0/21. Best path, chosen by the most peers: AS24482 → AS2914 → AS19905.AS13030 → AS2914 · 4 routesAS199524 → AS3257 · 4 routesAS3257 → AS19905 · 13 routesAS14840 → AS174 · 4 routesAS174 → AS6453 · 4 routesAS6453 → AS19905 · 8 routesAS8218 → AS6461 · 4 routesAS6461 → AS3356 · 4 routesAS3356 → AS8137 · 6 routesAS6461 → AS6453 · 2 routesAS8137 → 139.104.72.0/21 · 6 routesAS24482 → AS2914 · 11 routes · best pathAS2914 → AS19905 · 18 routes · best pathAS19905 → 139.104.72.0/21 · 39 routes · best path4AS13030 → AS2914 · 4 routes4AS199524 → AS3257 · 4 routes13AS3257 → AS19905 · 13 routes4AS14840 → AS174 · 4 routes4AS174 → AS6453 · 4 routes8AS6453 → AS19905 · 8 routes4AS8218 → AS6461 · 4 routes4AS6461 → AS3356 · 4 routes6AS3356 → AS8137 · 6 routes2AS6461 → AS6453 · 2 routes6AS8137 → 139.104.72.0/21 · 6 routes11AS24482 → AS2914 · 11 routes · best path18AS2914 → AS19905 · 18 routes · best path39AS19905 → 139.104.72.0/21 · 39 routes · best pathAS19905Vercara, LLCAS19905 Vercara, LLC · origin · 39 routes · on the best pathT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 18 routes · on the best pathT1AS3257GTT-BACKBONE GTTCommunications Inc.AS3257 GTT-BACKBONE GTT Communications Inc. · Tier 1 · 13 routesAS24482SG.GSAS24482 SG.GS · edge network · 11 routes · on the best pathT1AS6453TATA COMMUNICATIONS(AMERICA) INCAS6453 TATA COMMUNICATIONS (AMERICA) INC · Tier 1 · 8 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 6 routesT1AS3356Level 3 Parent, LLCAS3356 Level 3 Parent, LLC · Tier 1 · 6 routesAS8137Disney WorldwideServices, Inc.AS8137 Disney Worldwide Services, Inc. · origin · 6 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 4 routesAS14840BR.Digital TelecomAS14840 BR.Digital Telecom · edge network · 4 routesT1AS174CogentCommunications, LLCAS174 Cogent Communications, LLC · Tier 1 · 4 routesAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 4 routes139.104.72.0/21139.104.72.0/21

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 330 peers (3%) number on a line = peers using that link RIS data up to 19:45 UTC what the colours mean 12 of 271 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

330collector peers
23RIS collectors
271distinct AS paths
3.6average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS2914 NTT America, Inc.10331%
AS3356 Level 3 Parent, LLC8125%
AS3257 GTT-BACKBONE GTT Communications Inc.8024%
AS6453 TATA COMMUNICATIONS (AMERICA) INC6219%
AS7018 AT&T Enterprises, LLC3<1%
AS286 KPN GTT Communications Inc.1<1%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS2914 NTT America, Inc.10030%
AS3356 Level 3 Parent, LLC8626%
AS3257 GTT-BACKBONE GTT Communications Inc.7924%
AS6453 TATA COMMUNICATIONS (AMERICA) INC6118%
AS1299 TWELVE99 Arelion Sweden AB309%
AS174 Cogent Communications, LLC185%
AS6461 Zayo Bandwidth113%
AS9002 RETN-AS RETN Limited72%
AS25091 IP-Max IP-Max SA62%
AS34549 MEER-AS meerfarbig GmbH & Co. KG52%

AS paths

Every distinct path the collector peers use, most common first. An ASN repeated to lengthen a path (a prepend) is shown once.

#Path, collector peer to originPeersShareCollectors
1AS24482AS2914AS19905113%11
2AS13030AS2914AS1990541%4
3AS199524AS3257AS1990541%4
4AS14840AS174AS6453AS1990541%2
5AS8218AS6461AS3356AS813741%4
6AS2914AS199053<1%3
7AS3491AS3257AS199053<1%3
8AS9002AS3257AS199053<1%3
9AS12779AS3257AS199053<1%3
10AS6461AS6453AS199052<1%2
11AS3320AS6453AS199052<1%2
12AS62167AS3356AS81372<1%2
13AS25160AS2914AS199052<1%2
14AS48185AS2914AS199052<1%2
15AS1299AS6453AS199052<1%2
16AS55720AS2914AS199052<1%1
17AS50628AS6453AS199052<1%2
18AS31027AS3356AS81372<1%1
19AS49544AS2914AS199052<1%2
20AS35280AS6453AS199052<1%2
21AS199524AS6453AS199052<1%2
22AS6461AS3356AS81372<1%2
23AS47692AS2914AS199052<1%2
24AS59890AS3356AS81372<1%2
25AS19151AS2914AS199052<1%2
26AS8218AS6461AS6453AS199052<1%2
27AS58057AS1836AS3356AS81372<1%2
28AS34927AS1299AS3356AS81372<1%2
29AS58057AS34549AS2914AS199052<1%2
30AS49544AS3356AS2914AS199052<1%1
31AS35710AS3320AS3257AS199052<1%2
32AS15547AS174AS3356AS81372<1%2
33AS51184AS47692AS2914AS199052<1%2
34AS48362AS1764AS2914AS199052<1%2
35AS34019AS25091AS2914AS199052<1%2
36AS20612AS9044AS2914AS199052<1%1
37AS271253AS3356AS3257AS199052<1%1
38AS142289AS9583AS1299AS6453AS199052<1%1
39AS7018AS81371<1%1
40AS3257AS199051<1%1
41AS6453AS199051<1%1
42AS15692AS2914AS199051<1%1
43AS6894AS3257AS199051<1%1
44AS31742AS2914AS199051<1%1
45AS35266AS2914AS199051<1%1
46AS286AS3257AS199051<1%1
47AS6830AS2914AS199051<1%1
48AS28792AS3257AS199051<1%1
49AS14630AS2914AS199051<1%1
50AS3170AS2914AS199051<1%1

50 of 271 paths shown. All of them are in the JSON.

More prefixes from AS19905

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 19:45 UTC, fetched 3 hours ago.