bgpmap

BGP map for 37.156.8.0/21

37.156.8.0/21 is announced by AS43754 ASIATECH and seen by 332 peers of 23 RIPE RIS collectors, over 262 different AS paths. All of those routes reach it through one upstream, AS41689 EDGE-NETWORK. The most common path, used by 9 peers, is AS24482 AS2914 AS6762 AS49666 AS41689 AS43754.

Routes checked 19:12:27 UTC

No change in the origin, the upstreams or the number of peers since 19:12 UTC, when this site first looked at 37.156.8.0/21.

AS-path graph toward 37.156.8.0/21
BGP map of 37.156.8.0/2115 networks on the paths RIPE RIS collector peers use to reach 37.156.8.0/21. Best path, chosen by the most peers: AS24482 → AS2914 → AS6762 → AS49666 → AS41689 → AS43754.AS6461 → AS6762 · 10 routesAS199524 → AS3257 · 5 routesAS3257 → AS49666 · 13 routesAS8218 → AS6461 · 5 routesAS14840 → AS6762 · 4 routesAS13030 → AS3491 · 4 routesAS3491 → AS198150 · 7 routesAS198150 → AS49666 · 7 routesAS25091 → AS49666 · 3 routesAS24482 → AS2914 · 9 routes · best pathAS2914 → AS6762 · 12 routes · best pathAS6762 → AS49666 · 29 routes · best pathAS49666 → AS41689 · 52 routes · best pathAS41689 → AS43754 · 52 routes · best pathAS43754 → 37.156.8.0/21 · 52 routes · best path10AS6461 → AS6762 · 10 routes5AS199524 → AS3257 · 5 routes13AS3257 → AS49666 · 13 routes5AS8218 → AS6461 · 5 routes4AS14840 → AS6762 · 4 routes4AS13030 → AS3491 · 4 routes7AS3491 → AS198150 · 7 routes7AS198150 → AS49666 · 7 routes3AS25091 → AS49666 · 3 routes9AS24482 → AS2914 · 9 routes · best path12AS2914 → AS6762 · 12 routes · best path29AS6762 → AS49666 · 29 routes · best path52AS49666 → AS41689 · 52 routes · best path52AS41689 → AS43754 · 52 routes · best path52AS43754 → 37.156.8.0/21 · 52 routes · best pathT2AS49666TIC-GW-AS TelecommunicationInfrastructure CompanyAS49666 TIC-GW-AS Telecommunication Infrastructure Company · Tier 2 · 52 routes · on the best pathAS41689EDGE-NETWORK AsiatechData Transmission companyAS41689 EDGE-NETWORK Asiatech Data Transmission company · transit · 52 routes · on the best pathAS43754ASIATECH Asiatech DataTransmission companyAS43754 ASIATECH Asiatech Data Transmission company · origin · 52 routes · on the best pathT1AS6762SEABONE-NET TELECOMITALIA SPARKLE S.p.A.AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. · Tier 1 · 29 routes · on the best pathT1AS3257GTT-BACKBONE GTTCommunications Inc.AS3257 GTT-BACKBONE GTT Communications Inc. · Tier 1 · 13 routesT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 12 routes · on the best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 10 routesAS24482SG.GSAS24482 SG.GS · edge network · 9 routes · on the best pathT1AS3491PCCW Global (HK) Ltd.AS3491 PCCW Global (HK) Ltd. · Tier 1 · 7 routesAS198150SIACOM-AS SIACOM JSCAS198150 SIACOM-AS SIACOM JSC · transit · 7 routesAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 5 routesAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 5 routesAS14840BR.Digital TelecomAS14840 BR.Digital Telecom · edge network · 4 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesAS25091IP-Max IP-Max SAAS25091 IP-Max IP-Max SA · edge network · 3 routes37.156.8.0/2137.156.8.0/21

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 332 peers (3%) number on a line = peers using that link RIS data up to 19:11 UTC what the colours mean 12 of 262 paths drawn 3 quieter networks left out

Download PNG View JSON Raw upstream

332collector peers
23RIS collectors
262distinct AS paths
5.6average AS hops, 3 to 8

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS41689 EDGE-NETWORK Asiatech Data Transmission company332100%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS41689 EDGE-NETWORK Asiatech Data Transmission company332100%
AS49666 TIC-GW-AS Telecommunication Infrastructure Company331100%
AS3257 GTT-BACKBONE GTT Communications Inc.13039%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.11133%
AS1299 TWELVE99 Arelion Sweden AB3210%
AS2914 NTT America, Inc.319%
AS6939 Hurricane Electric LLC288%
AS198150 SIACOM-AS SIACOM JSC216%
AS3491 PCCW Global (HK) Ltd.185%
AS3356 Level 3 Parent, LLC175%

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
1AS24482AS2914AS6762AS49666AS41689AS4375493%9
2AS6461AS6762AS49666AS41689AS4375452%5
3AS199524AS3257AS49666AS41689AS4375452%5
4AS8218AS6461AS6762AS49666AS41689AS4375452%5
5AS14840AS6762AS49666AS41689AS4375441%2
6AS9002AS3257AS49666AS41689AS4375441%4
7AS12779AS3257AS49666AS41689AS4375441%4
8AS13030AS3491AS198150AS49666AS41689AS4375441%4
9AS25091AS49666AS41689AS437543<1%3
10AS51185AS6762AS49666AS41689AS437543<1%3
11AS2914AS6762AS49666AS41689AS437543<1%3
12AS3491AS198150AS49666AS41689AS437543<1%3
13AS34019AS25091AS49666AS41689AS437543<1%3
14AS199524AS6762AS49666AS41689AS437543<1%3
15AS6762AS49666AS41689AS437542<1%2
16AS1299AS3257AS49666AS41689AS437542<1%2
17AS8529AS6939AS49666AS41689AS437542<1%2
18AS6830AS3257AS49666AS41689AS437542<1%2
19AS62167AS3257AS49666AS41689AS437542<1%2
20AS58057AS34549AS49666AS41689AS437542<1%2
21AS15547AS8220AS49666AS41689AS437542<1%2
22AS59890AS6939AS49666AS41689AS437542<1%2
23AS2497AS3257AS49666AS41689AS437542<1%2
24AS31027AS1299AS3257AS49666AS41689AS437542<1%1
25AS35710AS3320AS3257AS49666AS41689AS437542<1%2
26AS25160AS2914AS6762AS49666AS41689AS437542<1%2
27AS24482AS2914AS3257AS49666AS41689AS437542<1%2
28AS34927AS1299AS3257AS49666AS41689AS437542<1%2
29AS49544AS3356AS6762AS49666AS41689AS437542<1%1
30AS14907AS2914AS6762AS49666AS41689AS437542<1%2
31AS49544AS3491AS198150AS49666AS41689AS437542<1%2
32AS35280AS2914AS6762AS49666AS41689AS437542<1%2
33AS8218AS6461AS3257AS49666AS41689AS437542<1%2
34AS51184AS1764AS3257AS49666AS41689AS437542<1%2
35AS48362AS1764AS3257AS49666AS41689AS437542<1%2
36AS47692AS2914AS3257AS49666AS41689AS437542<1%2
37AS20612AS8758AS8220AS49666AS41689AS437542<1%1
38AS271253AS3356AS6762AS49666AS41689AS437542<1%1
39AS19151AS2914AS6762AS49666AS41689AS437542<1%2
40AS142289AS9583AS4755AS6453AS6762AS49666AS41689AS437542<1%1
41AS49666AS41689AS437541<1%1
42AS5511AS49666AS41689AS437541<1%1
43AS208972AS49666AS41689AS437541<1%1
44AS34549AS49666AS41689AS437541<1%1
45AS3333AS49666AS41689AS437541<1%1
46AS24961AS49666AS41689AS437541<1%1
47AS205112AS49666AS41689AS437541<1%1
48AS3257AS49666AS41689AS437541<1%1
49AS14907AS49666AS41689AS437541<1%1
50AS39351AS49666AS41689AS437541<1%1

50 of 262 paths shown. All of them are in the JSON.

More prefixes from AS43754

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 19:11 UTC, fetched just now.