bgpmap

BGP map for 147.72.242.0/24

147.72.242.0/24 is announced by AS19281 Quad9 and seen by 327 peers of 23 RIPE RIS collectors, over 247 different AS paths. All of those routes reach it through one upstream, AS5050 Pittsburgh Supercomputing Center. The most common path, used by 10 peers, is AS24482 AS2914 AS174 AS5050 AS19281.

AS-path graph toward 147.72.242.0/24
BGP map of 147.72.242.0/2415 networks on the paths RIPE RIS collector peers use to reach 147.72.242.0/24. Best path, chosen by the most peers: AS24482 → AS2914 → AS174 → AS5050 → AS19281.AS199524 → AS174 · 7 routesAS8218 → AS6461 · 7 routesAS6461 → AS11164 · 12 routesAS11164 → AS5050 · 12 routesAS9002 → AS3356 · 4 routesAS3356 → AS5050 · 4 routesAS13030 → AS1299 · 4 routesAS1299 → AS174 · 11 routesAS47147 → AS1299 · 4 routesAS24482 → AS2914 · 10 routes · best pathAS2914 → AS174 · 10 routes · best pathAS174 → AS5050 · 42 routes · best pathAS5050 → AS19281 · 58 routes · best pathAS19281 → 147.72.242.0/24 · 58 routes · best path7AS199524 → AS174 · 7 routes7AS8218 → AS6461 · 7 routes12AS6461 → AS11164 · 12 routes12AS11164 → AS5050 · 12 routes4AS9002 → AS3356 · 4 routes4AS3356 → AS5050 · 4 routes4AS13030 → AS1299 · 4 routes11AS1299 → AS174 · 11 routes4AS47147 → AS1299 · 4 routes10AS24482 → AS2914 · 10 routes · best path10AS2914 → AS174 · 10 routes · best path42AS174 → AS5050 · 42 routes · best path58AS5050 → AS19281 · 58 routes · best path58AS19281 → 147.72.242.0/24 · 58 routes · best pathAS5050PittsburghSupercomputing CenterAS5050 Pittsburgh Supercomputing Center · transit · 58 routes · on the best pathAS19281Quad9AS19281 Quad9 · origin · 58 routes · on the best pathT1AS174CogentCommunications, LLCAS174 Cogent Communications, LLC · Tier 1 · 42 routes · on the best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 12 routesAS11164Internet2AS11164 Internet2 · transit · 12 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 11 routesAS24482SG.GSAS24482 SG.GS · edge network · 10 routes · on the best pathT1AS2914NTT America, Inc.AS2914 NTT America, Inc. · Tier 1 · 10 routes · on the best pathAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 7 routesAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routesT1AS3356Level 3 Parent, LLCAS3356 Level 3 Parent, LLC · Tier 1 · 4 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesAS47147AS-ANX Anexia CloudSolutions GmbHAS47147 AS-ANX Anexia Cloud Solutions GmbH · edge network · 4 routesAS51185MAINSTREAMING-ASMainStreaming SpAAS51185 MAINSTREAMING-AS MainStreaming SpA · edge network · 3 routes147.72.242.0/24147.72.242.0/24

origin Tier 1Tier 2transitedge network prefix best path: chosen by 10 of 327 peers (3%) number on a line = peers using that link RIS data up to 16:25 UTC what the colours mean 12 of 247 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

327collector peers
23RIS collectors
247distinct AS paths
4.7average AS hops, 3 to 7

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS5050 Pittsburgh Supercomputing Center327100%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS5050 Pittsburgh Supercomputing Center327100%
AS174 Cogent Communications, LLC22469%
AS11164 Internet24714%
AS1299 TWELVE99 Arelion Sweden AB4514%
AS6939 Hurricane Electric LLC268%
AS3356 Level 3 Parent, LLC258%
AS2914 NTT America, Inc.155%
AS3303 SWISSCOM Swisscom (Schweiz) AG144%
AS6461 Zayo Bandwidth113%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.113%

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
1AS24482AS2914AS174AS5050AS19281103%10
2AS199524AS174AS5050AS1928172%7
3AS8218AS6461AS11164AS5050AS1928172%6
4AS6461AS11164AS5050AS1928152%5
5AS9002AS3356AS5050AS1928141%4
6AS12779AS174AS5050AS1928141%4
7AS14840AS174AS5050AS1928141%2
8AS13030AS1299AS174AS5050AS1928141%4
9AS47147AS1299AS174AS5050AS1928141%4
10AS3491AS174AS5050AS192813<1%3
11AS51185AS6762AS174AS5050AS192813<1%3
12AS14907AS1299AS174AS5050AS192813<1%3
13AS34019AS3303AS11164AS5050AS192813<1%3
14AS19151AS5050AS192812<1%2
15AS11164AS5050AS192812<1%2
16AS3257AS174AS5050AS192812<1%2
17AS6830AS174AS5050AS192812<1%2
18AS3320AS174AS5050AS192812<1%2
19AS2914AS3356AS5050AS192812<1%2
20AS62167AS174AS5050AS192812<1%2
21AS25160AS174AS5050AS192812<1%2
22AS1299AS174AS5050AS192812<1%2
23AS49544AS3356AS5050AS192812<1%1
24AS8529AS6939AS5050AS192812<1%2
25AS35280AS3356AS5050AS192812<1%2
26AS15547AS174AS5050AS192812<1%2
27AS6762AS174AS5050AS192812<1%2
28AS49544AS11164AS5050AS192812<1%2
29AS59890AS6939AS5050AS192812<1%2
30AS271253AS174AS5050AS192812<1%1
31AS199524AS11164AS5050AS192812<1%2
32AS2497AS11164AS5050AS192812<1%2
33AS917AS60068AS174AS5050AS192812<1%2
34AS42473AS1299AS174AS5050AS192812<1%2
35AS48185AS1299AS174AS5050AS192812<1%2
36AS34927AS1299AS174AS5050AS192812<1%2
37AS58057AS34549AS174AS5050AS192812<1%2
38AS31027AS1299AS174AS5050AS192812<1%1
39AS35710AS3320AS174AS5050AS192812<1%2
40AS49544AS2914AS174AS5050AS192812<1%2
41AS51184AS1764AS174AS5050AS192812<1%2
42AS48362AS1764AS174AS5050AS192812<1%2
43AS47692AS33891AS3356AS5050AS192812<1%2
44AS20612AS8758AS3303AS11164AS5050AS192812<1%1
45AS142289AS9583AS4755AS6453AS174AS5050AS192812<1%1
46AS6894AS174AS5050AS192811<1%1
47AS31742AS174AS5050AS192811<1%1
48AS1828AS11164AS5050AS192811<1%1
49AS6424AS174AS5050AS192811<1%1
50AS39122AS174AS5050AS192811<1%1

50 of 247 paths shown. All of them are in the JSON.

More prefixes from AS19281

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 16:25 UTC, fetched just now.