bgpmap

BGP map for 104.219.176.0/21

104.219.176.0/21 is announced by AS33132 Crown Castle Fiber LLC and seen by 332 peers of 23 RIPE RIS collectors, over 253 different AS paths. All of those routes reach it through one upstream, AS46887 Crown Castle Fiber LLC. The most common path, used by 11 peers, is AS24482 AS6461 AS46887 AS33132.

Routes checked 12:40:23 UTC

No change in the origin, the upstreams or the number of peers since 12:40 UTC, when this site first looked at 104.219.176.0/21.

AS-path graph toward 104.219.176.0/21
BGP map of 104.219.176.0/219 networks on the paths RIPE RIS collector peers use to reach 104.219.176.0/21. Best path, chosen by the most peers: AS24482 → AS6461 → AS46887 → AS33132.AS8218 → AS6461 · 7 routesAS199524 → AS1299 · 6 routesAS1299 → AS6461 · 6 routesAS13030 → AS6461 · 4 routesAS9002 → AS6461 · 4 routesAS24482 → AS6461 · 11 routes · best pathAS6461 → AS46887 · 57 routes · best pathAS46887 → AS33132 · 57 routes · best pathAS33132 → 104.219.176.0/21 · 57 routes · best path7AS8218 → AS6461 · 7 routes6AS199524 → AS1299 · 6 routes6AS1299 → AS6461 · 6 routes4AS13030 → AS6461 · 4 routes4AS9002 → AS6461 · 4 routes11AS24482 → AS6461 · 11 routes · best path57AS6461 → AS46887 · 57 routes · best path57AS46887 → AS33132 · 57 routes · best path57AS33132 → 104.219.176.0/21 · 57 routes · best pathT1AS6461Zayo BandwidthAS6461 Zayo Bandwidth · Tier 1 · 57 routes · on the best pathAS46887Crown Castle Fiber LLCAS46887 Crown Castle Fiber LLC · transit · 57 routes · on the best pathAS33132Crown Castle Fiber LLCAS33132 Crown Castle Fiber LLC · origin · 57 routes · on the best pathAS24482SG.GSAS24482 SG.GS · edge network · 11 routes · on the best pathAS8218NEO-ASN ZayoInfrastructure France SAAS8218 NEO-ASN Zayo Infrastructure France SA · edge network · 7 routesAS199524GCORE G-Core Labs S.A.AS199524 GCORE G-Core Labs S.A. · edge network · 6 routesT1AS1299TWELVE99 ArelionSweden ABAS1299 TWELVE99 Arelion Sweden AB · Tier 1 · 6 routesT2AS13030INIT7 Init7(Switzerland) Ltd.AS13030 INIT7 Init7 (Switzerland) Ltd. · Tier 2 · 4 routesT2AS9002RETN-AS RETN LimitedAS9002 RETN-AS RETN Limited · Tier 2 · 4 routes104.219.176.0/21104.219.176.0/21

origin Tier 1Tier 2transitedge network prefix best path: chosen by 11 of 332 peers (3%) number on a line = peers using that link RIS data up to 12:39 UTC what the colours mean 12 of 253 paths drawn 6 quieter networks left out

Download PNG View JSON Raw upstream

332collector peers
23RIS collectors
253distinct AS paths
4.8average AS hops, 3 to 7

Upstreams

Networks directly in front of the origin.

NetworkPeersShare
AS46887 Crown Castle Fiber LLC332100%

Transit networks

Networks between the collector peer and the origin.

NetworkPeersShare
AS46887 Crown Castle Fiber LLC332100%
AS6461 Zayo Bandwidth32798%
AS1299 TWELVE99 Arelion Sweden AB4012%
AS3356 Level 3 Parent, LLC268%
AS2914 NTT America, Inc.185%
AS174 Cogent Communications, LLC155%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.113%
AS6453 TATA COMMUNICATIONS (AMERICA) INC72%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH62%
AS3257 GTT-BACKBONE GTT Communications Inc.62%

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
1AS24482AS6461AS46887AS33132113%11
2AS8218AS6461AS46887AS3313272%6
3AS199524AS1299AS6461AS46887AS3313262%6
4AS6461AS46887AS3313252%5
5AS13030AS6461AS46887AS3313241%4
6AS9002AS6461AS46887AS3313241%4
7AS12779AS6461AS46887AS3313241%4
8AS47147AS6461AS46887AS3313241%4
9AS2914AS6461AS46887AS331323<1%3
10AS3491AS6461AS46887AS331323<1%3
11AS48185AS6461AS46887AS331323<1%3
12AS3214AS6461AS46887AS331323<1%3
13AS34019AS6461AS46887AS331323<1%3
14AS25091AS6461AS46887AS331323<1%3
15AS34927AS1299AS6461AS46887AS331323<1%3
16AS14840AS6762AS6461AS46887AS331323<1%2
17AS49544AS2914AS6461AS46887AS331323<1%3
18AS51185AS6762AS6461AS46887AS331323<1%3
19AS14907AS1299AS6461AS46887AS331323<1%3
20AS3257AS6461AS46887AS331322<1%2
21AS6830AS6461AS46887AS331322<1%2
22AS3320AS6461AS46887AS331322<1%2
23AS1299AS6461AS46887AS331322<1%2
24AS8529AS6461AS46887AS331322<1%2
25AS15547AS6461AS46887AS331322<1%2
26AS6762AS6461AS46887AS331322<1%2
27AS2497AS6461AS46887AS331322<1%2
28AS25160AS2914AS6461AS46887AS331322<1%2
29AS58057AS34549AS6461AS46887AS331322<1%2
30AS49544AS3356AS6461AS46887AS331322<1%1
31AS31027AS12552AS6461AS46887AS331322<1%1
32AS35710AS3320AS6461AS46887AS331322<1%2
33AS51184AS1764AS6461AS46887AS331322<1%2
34AS48362AS1764AS6461AS46887AS331322<1%2
35AS59890AS3356AS6461AS46887AS331322<1%2
36AS20612AS8758AS6461AS46887AS331322<1%1
37AS271253AS3356AS6461AS46887AS331322<1%1
38AS19151AS2914AS6461AS46887AS331322<1%2
39AS142289AS9583AS4755AS6453AS6461AS46887AS331322<1%1
40AS1828AS6461AS46887AS331321<1%1
41AS6424AS6461AS46887AS331321<1%1
42AS42473AS6461AS46887AS331321<1%1
43AS3170AS6461AS46887AS331321<1%1
44AS7018AS6461AS46887AS331321<1%1
45AS50304AS6461AS46887AS331321<1%1
46AS34549AS6461AS46887AS331321<1%1
47AS852AS6461AS46887AS331321<1%1
48AS37721AS6461AS46887AS331321<1%1
49AS17639AS6461AS46887AS331321<1%1
50AS6057AS6461AS46887AS331321<1%1

50 of 253 paths shown. All of them are in the JSON.

More prefixes from AS33132

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 12:39 UTC, fetched just now.