bgpmap

BGP map for 157.100.128.0/19

157.100.128.0/19 is announced by AS27947 Telconet S.A and seen by 330 peers of 23 RIPE RIS collectors, over 259 different AS paths. Its busiest upstreams are AS3356 Level 3 Parent, LLC (67%), AS6762 SEABONE-NET (26%) and AS1299 TWELVE99 (6%). The most common path, used by 7 peers, is AS8218 AS6461 AS3356 AS27947.

Routes checked 03:09:59 UTC

No change in the origin, the upstreams or the number of peers since 03:09 UTC, when this site first looked at 157.100.128.0/19.

AS-path graph toward 157.100.128.0/19
BGP map of 157.100.128.0/1911 networks on the paths RIPE RIS collector peers use to reach 157.100.128.0/19. Best path, chosen by the most peers: AS8218 → AS6461 → AS3356 → AS27947.AS24482 → AS2914 · 11 routesAS2914 → AS6762 · 7 routesAS6762 → AS27947 · 13 routesAS49544 → AS3356 · 5 routesAS13030 → AS1299 · 4 routesAS1299 → AS27947 · 4 routesAS2914 → AS3356 · 4 routesAS3491 → AS3356 · 3 routesAS8218 → AS6461 · 7 routes · best pathAS6461 → AS3356 · 11 routes · best pathAS3356 → AS27947 · 32 routes · best pathAS27947 → 157.100.128.0/19 · 49 routes · best path11AS24482 → AS2914 · 11 routes7AS2914 → AS6762 · 7 routes13AS6762 → AS27947 · 13 routes5AS49544 → AS3356 · 5 routes4AS13030 → AS1299 · 4 routes4AS1299 → AS27947 · 4 routes4AS2914 → AS3356 · 4 routes3AS3491 → AS3356 · 3 routes7AS8218 → AS6461 · 7 routes · best path11AS6461 → AS3356 · 11 routes · best path32AS3356 → AS27947 · 32 routes · best path49AS27947 → 157.100.128.0/19 · 49 routes · best pathAS27947Telconet S.AAS27947 Telconet S.A · origin · 49 routes · on the best pathT1AS3356Level 3 Parent, LLCAS3356 Level 3 Parent, LLC · Tier 1 · 32 routes · on the best pathT1AS6762SEABONE-NET TELECOMITALIA SPARKLE S.p.A.AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. · Tier 1 · 13 routesT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 11 routes · on the best pathAS24482SG.GSAS24482 SG.GS · edge network · 11 routesT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 11 routesAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routes · on the best pathAS49544i3Dnet i3D.net B.VAS49544 i3Dnet i3D.net B.V · edge network · 5 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 4 routesT1AS3491PCCW Global (HK) Ltd.AS3491 PCCW Global (HK) Ltd. · Tier 1 · 3 routes157.100.128.0/19157.100.128.0/19

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 330 peers (2%) number on a line = peers using that link RIS data up to 03:09 UTC what the colours mean 12 of 259 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

330collector peers
23RIS collectors
259distinct AS paths
3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS3356 Level 3 Parent, LLC22267%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.8726%
AS1299 TWELVE99 Arelion Sweden AB196%
AS199524 GCORE G-Core Labs S.A.1<1%
AS58453 China Mobile International Limited1<1%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS3356 Level 3 Parent, LLC22267%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.8526%
AS2914 NTT America, Inc.3410%
AS174 Cogent Communications, LLC206%
AS1299 TWELVE99 Arelion Sweden AB175%
AS6461 Zayo Bandwidth113%
AS3257 GTT-BACKBONE GTT Communications Inc.113%
AS3320 DTAG Deutsche Telekom AG93%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH82%
AS9002 RETN-AS RETN Limited82%

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
1AS8218AS6461AS3356AS2794772%6
2AS24482AS2914AS6762AS2794772%7
3AS49544AS3356AS2794752%4
4AS13030AS1299AS2794741%4
5AS6461AS3356AS2794741%4
6AS24482AS2914AS3356AS2794741%4
7AS3491AS3356AS279473<1%3
8AS9002AS6762AS279473<1%3
9AS48185AS3356AS279473<1%3
10AS14840AS3356AS279473<1%2
11AS51185AS6762AS279473<1%3
12AS35280AS3356AS279473<1%3
13AS199524AS6762AS279473<1%3
14AS12779AS3257AS3356AS279473<1%3
15AS34019AS35625AS3356AS279473<1%3
16AS48362AS1764AS3356AS279473<1%3
17AS47147AS3320AS3356AS279473<1%3
18AS1299AS279472<1%2
19AS6762AS279472<1%2
20AS6830AS3356AS279472<1%2
21AS62167AS3356AS279472<1%2
22AS25160AS1299AS279472<1%2
23AS34927AS1299AS279472<1%2
24AS50628AS3356AS279472<1%2
25AS31027AS3356AS279472<1%1
26AS25091AS6762AS279472<1%2
27AS2914AS6762AS279472<1%2
28AS59890AS3356AS279472<1%2
29AS271253AS3356AS279472<1%1
30AS2497AS3356AS279472<1%2
31AS42473AS9002AS6762AS279472<1%2
32AS58057AS1836AS3356AS279472<1%2
33AS35710AS3320AS3356AS279472<1%2
34AS14907AS2914AS3356AS279472<1%2
35AS15547AS174AS3356AS279472<1%2
36AS51184AS1764AS3356AS279472<1%2
37AS47692AS33891AS3356AS279472<1%2
38AS19151AS2914AS3356AS279472<1%2
39AS58057AS34549AS2914AS6762AS279472<1%2
40AS20612AS8758AS15576AS3356AS279472<1%1
41AS142289AS9583AS4755AS6453AS3356AS279472<1%1
42AS199524AS279471<1%1
43AS36924AS6762AS279471<1%1
44AS3257AS3356AS279471<1%1
45AS6461AS6762AS279471<1%1
46AS3320AS3356AS279471<1%1
47AS2914AS3356AS279471<1%1
48AS6424AS6762AS279471<1%1
49AS12969AS1299AS279471<1%1
50AS14630AS6762AS279471<1%1

50 of 259 paths shown. All of them are in the JSON.

More prefixes from AS27947

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 03:09 UTC, fetched just now.