BGP map for 187.1.178.0/24

187.1.178.0/24 is announced by AS21574 Century Telecom Ltda and seen by 81 peers of 17 RIPE RIS collectors, over 68 different AS paths. Its busiest upstreams are AS6939 Hurricane Electric LLC (57%), AS35280 F5 (9%) and AS137409 GSL Networks Pty LTD (9%). The most common path, used by 4 peers, is AS14840 AS21574.

Routes checked 18:40:13 UTC

Recent route changes

8 Nov 18:40 UTCAS25091 IP-Max is no longer an upstream (it had 13% of peers)
8 Nov 18:40 UTCAS14840 BR.Digital Telecom became an upstream, used by 6% of peers

AS-path graph toward 187.1.178.0/24

origin Tier 2transitedge network prefix best path: chosen by 4 of 81 peers (5%) number on a line = peers using that link RIS data up to 18:40 UTC what the colours mean 12 of 68 paths drawn 4 quieter networks left out

View JSON Raw upstream

81collector peers

17RIS collectors

68distinct AS paths

3.5average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS6939 Hurricane Electric LLC	46	57%
AS35280 F5 F5 Networks SARL	7	9%
AS137409 GSL Networks Pty LTD	7	9%
AS14840 BR.Digital Telecom	5	6%
AS60068 CDN77 Datacamp Limited	3	4%
AS271253 LINK BRASIL TELECOMUNICACOES LTDA	2	2%
AS28634 Life Tecnologia Ltda.	2	2%
AS6057 Administracion Nacional de Telecomunicaciones	2	2%
AS36236 NetActuate, Inc	1	1%
AS263237 PowerHost Telecom SPA	1	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS6939 Hurricane Electric LLC	46	57%
AS3303 SWISSCOM Swisscom (Schweiz) AG	17	21%
AS137409 GSL Networks Pty LTD	7	9%
AS8758 IWAY Iway AG	5	6%
AS23764 CTGNet	4	5%
AS35280 F5 F5 Networks SARL	4	5%
AS60068 CDN77 Datacamp Limited	3	4%
AS48200 OPTEAMAX-AS Opteamax GmbH	2	2%
AS34019 HIVANE Hivane Association	2	2%
AS6057 Administracion Nacional de Telecomunicaciones	1	1%

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 origin	Peers	Share	Collectors
1	AS14840 AS21574	4	5%	2
2	AS35280 AS21574	3	4%	3
3	AS34019 AS3303 AS6939 AS21574	3	4%	3
4	AS271253 AS21574	2	2%	1
5	AS28634 AS21574	2	2%	1
6	AS59890 AS60068 AS21574	2	2%	2
7	AS15547 AS3303 AS6939 AS21574	2	2%	2
8	AS35710 AS48200 AS23764 AS6939 AS21574	2	2%	2
9	AS20612 AS8758 AS3303 AS6939 AS21574	2	2%	1
10	AS36236 AS21574	1	1%	1
11	AS6057 AS21574	1	1%	1
12	AS263237 AS21574	1	1%	1
13	AS263152 AS21574	1	1%	1
14	AS264479 AS21574	1	1%	1
15	AS199524 AS21574	1	1%	1
16	AS262427 AS21574	1	1%	1
17	AS917 AS60068 AS21574	1	1%	1
18	AS207841 AS137409 AS21574	1	1%	1
19	AS20205 AS6939 AS21574	1	1%	1
20	AS55720 AS6939 AS21574	1	1%	1
21	AS61218 AS6939 AS21574	1	1%	1
22	AS17639 AS6939 AS21574	1	1%	1
23	AS18106 AS6939 AS21574	1	1%	1
24	AS3212 AS6939 AS21574	1	1%	1
25	AS13781 AS6939 AS21574	1	1%	1
26	AS8888 AS137409 AS21574	1	1%	1
27	AS8529 AS137409 AS21574	1	1%	1
28	AS924 AS6939 AS21574	1	1%	1
29	AS49028 AS35280 AS21574	1	1%	1
30	AS50628 AS35280 AS21574	1	1%	1
31	AS48919 AS6939 AS21574	1	1%	1
32	AS21412 AS6939 AS21574	1	1%	1
33	AS8529 AS6939 AS21574	1	1%	1
34	AS51873 AS6939 AS21574	1	1%	1
35	AS264845 AS6057 AS21574	1	1%	1
36	AS28624 AS61568 AS21574	1	1%	1
37	AS1280 AS6939 AS21574	1	1%	1
38	AS25152 AS6939 AS21574	1	1%	1
39	AS49134 AS53356 AS6939 AS21574	1	1%	1
40	AS34927 AS56655 AS6939 AS21574	1	1%	1
41	AS44393 AS58057 AS6939 AS21574	1	1%	1
42	AS6881 AS15685 AS6939 AS21574	1	1%	1
43	AS328840 AS60171 AS6939 AS21574	1	1%	1
44	AS142271 AS63927 AS137409 AS21574	1	1%	1
45	AS134823 AS917 AS137409 AS21574	1	1%	1
46	AS394414 AS32621 AS6939 AS21574	1	1%	1
47	AS28910 AS50107 AS6939 AS21574	1	1%	1
48	AS2027 AS62000 AS137409 AS21574	1	1%	1
49	AS58308 AS39305 AS35280 AS21574	1	1%	1
50	AS56430 AS12310 AS6939 AS21574	1	1%	1

50 of 68 paths shown. All of them are in the JSON.

More prefixes from AS21574

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 18:40 UTC, fetched just now.