BGP map for 170.251.38.0/23

170.251.38.0/23 is announced by AS21433 AccentureFSSC and seen by 335 peers of 23 RIPE RIS collectors, over 247 different AS paths. All of those routes reach it through one upstream, AS8220 COLT. The most common path, used by 14 peers, is AS8220 AS21433.

Routes checked 23:19:30 UTC

No change in the origin, the upstreams or the number of peers since 01:36 UTC on 26 Oct, when this site first looked at 170.251.38.0/23.

AS-path graph toward 170.251.38.0/23

origin Tier 1Tier 2edge network prefix best path: chosen by 14 of 335 peers (4%) number on a line = peers using that link RIS data up to 23:18 UTC what the colours mean 12 of 247 paths drawn 6 quieter networks left out

View JSON Raw upstream

335collector peers

23RIS collectors

247distinct AS paths

3.8average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS8220 COLT COLT Technology Services Group Limited	335	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS8220 COLT COLT Technology Services Group Limited	321	96%
AS3356 Level 3 Parent, LLC	61	18%
AS1299 TWELVE99 Arelion Sweden AB	52	16%
AS6939 Hurricane Electric LLC	12	4%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	7	2%
AS174 Cogent Communications, LLC	7	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	5	1%
AS35625 EUROFIBER-FRANCE Eurofiber France SAS	4	1%
AS3491 PCCW Global (HK) Ltd.	4	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	AS8220 AS21433	14	4%	13
2	AS24482 AS8220 AS21433	9	3%	9
3	AS8218 AS8220 AS21433	7	2%	6
4	AS6461 AS8220 AS21433	5	1%	5
5	AS199524 AS8220 AS21433	5	1%	5
6	AS13030 AS8220 AS21433	4	1%	4
7	AS14907 AS8220 AS21433	4	1%	4
8	AS49544 AS8220 AS21433	4	1%	4
9	AS47147 AS8220 AS21433	4	1%	4
10	AS14840 AS3356 AS8220 AS21433	4	1%	2
11	AS12779 AS8220 AS21433	3	<1%	3
12	AS51185 AS8220 AS21433	3	<1%	3
13	AS35280 AS8220 AS21433	3	<1%	3
14	AS2914 AS3356 AS8220 AS21433	3	<1%	3
15	AS9002 AS1299 AS8220 AS21433	3	<1%	3
16	AS34927 AS1299 AS8220 AS21433	3	<1%	3
17	AS6830 AS8220 AS21433	2	<1%	2
18	AS25160 AS8220 AS21433	2	<1%	2
19	AS42473 AS8220 AS21433	2	<1%	2
20	AS1299 AS8220 AS21433	2	<1%	2
21	AS8529 AS8220 AS21433	2	<1%	2
22	AS3491 AS8220 AS21433	2	<1%	2
23	AS15547 AS8220 AS21433	2	<1%	2
24	AS47692 AS8220 AS21433	2	<1%	2
25	AS2497 AS8220 AS21433	2	<1%	2
26	AS19151 AS8220 AS21433	2	<1%	2
27	AS3257 AS3356 AS8220 AS21433	2	<1%	2
28	AS3320 AS3356 AS8220 AS21433	2	<1%	2
29	AS62167 AS3356 AS8220 AS21433	2	<1%	2
30	AS48185 AS1299 AS8220 AS21433	2	<1%	2
31	AS58057 AS1836 AS8220 AS21433	2	<1%	2
32	AS49544 AS3356 AS8220 AS21433	2	<1%	1
33	AS34019 AS35625 AS8220 AS21433	2	<1%	2
34	AS25091 AS1299 AS8220 AS21433	2	<1%	2
35	AS51184 AS47692 AS8220 AS21433	2	<1%	2
36	AS48362 AS1764 AS8220 AS21433	2	<1%	2
37	AS59890 AS3356 AS8220 AS21433	2	<1%	2
38	AS20612 AS9044 AS8220 AS21433	2	<1%	1
39	AS271253 AS3356 AS8220 AS21433	2	<1%	1
40	AS58057 AS34549 AS1299 AS8220 AS21433	2	<1%	2
41	AS35710 AS3320 AS3356 AS8220 AS21433	2	<1%	2
42	AS142289 AS9583 AS4755 AS6453 AS8220 AS21433	2	<1%	1
43	AS1828 AS8220 AS21433	1	<1%	1
44	AS6424 AS8220 AS21433	1	<1%	1
45	AS3170 AS8220 AS21433	1	<1%	1
46	AS852 AS8220 AS21433	1	<1%	1
47	AS3333 AS8220 AS21433	1	<1%	1
48	AS17639 AS8220 AS21433	1	<1%	1
49	AS38001 AS8220 AS21433	1	<1%	1
50	AS1257 AS8220 AS21433	1	<1%	1

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

More prefixes from AS21433

Routes seen by RIPE RIS in the 24 hours up to 31 Oct 2026, 23:18 UTC, fetched just now.