BGP map for 2404:c940::/48

2404:c940::/48 is announced by AS138421 China Unicom and seen by 270 peers of 23 RIPE RIS collectors, over 207 different AS paths. All of those routes reach it through one upstream, AS4837 CHINA UNICOM China169 Backbone. The most common path, used by 7 peers, is AS24482 AS2914 AS4837 AS138421.

Routes checked 17:38:40 UTC

No change in the origin, the upstreams or the number of peers since 22:08 UTC on 26 Oct, when this site first looked at 2404:c940::/48.

AS-path graph toward 2404:c940::/48

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 270 peers (3%) number on a line = peers using that link RIS data up to 17:37 UTC what the colours mean 12 of 207 paths drawn 6 quieter networks left out

View JSON Raw upstream

270collector peers

23RIS collectors

207distinct AS paths

4.2average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4837 CHINA UNICOM China169 Backbone	270	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4837 CHINA UNICOM China169 Backbone	269	100%
AS1299 TWELVE99 Arelion Sweden AB	83	31%
AS3257 GTT-BACKBONE GTT Communications Inc.	27	10%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	22	8%
AS5511 Opentransit Orange S.A.	17	6%
AS2914 NTT America, Inc.	15	6%
AS3303 SWISSCOM Swisscom (Schweiz) AG	15	6%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	11	4%
AS6461 Zayo Bandwidth	10	4%
AS33891 CORE-BACKBONE Core-Backbone GmbH	8	3%

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	AS24482 AS2914 AS4837 AS138421	7	3%	7
2	AS8218 AS6461 AS4837 AS138421	7	3%	6
3	AS6461 AS4837 AS138421	5	2%	5
4	AS13030 AS1299 AS4837 AS138421	4	1%	4
5	AS14840 AS6762 AS4837 AS138421	4	1%	2
6	AS47147 AS1299 AS4837 AS138421	4	1%	4
7	AS12779 AS4837 AS138421	3	1%	3
8	AS199524 AS1299 AS4837 AS138421	3	1%	3
9	AS14907 AS1299 AS4837 AS138421	3	1%	3
10	AS48185 AS1299 AS4837 AS138421	3	1%	3
11	AS34927 AS1299 AS4837 AS138421	3	1%	3
12	AS34019 AS3303 AS4837 AS138421	3	1%	3
13	AS48362 AS1299 AS4837 AS138421	3	1%	3
14	AS15547 AS3303 AS4837 AS138421	3	1%	3
15	AS2497 AS4837 AS138421	2	<1%	2
16	AS6762 AS4837 AS138421	2	<1%	2
17	AS1299 AS4837 AS138421	2	<1%	2
18	AS3257 AS4837 AS138421	2	<1%	2
19	AS51184 AS4837 AS138421	2	<1%	2
20	AS28917 AS4837 AS138421	2	<1%	1
21	AS24482 AS6453 AS4837 AS138421	2	<1%	2
22	AS49544 AS2914 AS4837 AS138421	2	<1%	2
23	AS8529 AS1299 AS4837 AS138421	2	<1%	2
24	AS47692 AS33891 AS4837 AS138421	2	<1%	2
25	AS12859 AS1299 AS4837 AS138421	2	<1%	1
26	AS25160 AS6453 AS4837 AS138421	2	<1%	2
27	AS49544 AS1299 AS4837 AS138421	2	<1%	2
28	AS42473 AS1299 AS4837 AS138421	2	<1%	2
29	AS62167 AS3257 AS4837 AS138421	2	<1%	2
30	AS1403 AS577 AS1299 AS4837 AS138421	2	<1%	1
31	AS58057 AS34549 AS5511 AS4837 AS138421	2	<1%	2
32	AS35710 AS48200 AS1273 AS4837 AS138421	2	<1%	2
33	AS142289 AS9583 AS2914 AS4837 AS138421	2	<1%	1
34	AS59890 AS60068 AS33891 AS4837 AS138421	2	<1%	2
35	AS20612 AS8758 AS3303 AS4837 AS138421	2	<1%	1
36	AS206271 AS60707 AS12735 AS6762 AS4837 AS138421	2	<1%	1
37	AS4837 AS138421	1	<1%	1
38	AS1257 AS4837 AS138421	1	<1%	1
39	AS680 AS4837 AS138421	1	<1%	1
40	AS58299 AS4837 AS138421	1	<1%	1
41	AS1273 AS4837 AS138421	1	<1%	1
42	AS6453 AS4837 AS138421	1	<1%	1
43	AS8455 AS4837 AS138421	1	<1%	1
44	AS12956 AS4837 AS138421	1	<1%	1
45	AS199524 AS4837 AS138421	1	<1%	1
46	AS41327 AS4837 AS138421	1	<1%	1
47	AS3399 AS4837 AS138421	1	<1%	1
48	AS559 AS4837 AS138421	1	<1%	1
49	AS198385 AS4837 AS138421	1	<1%	1
50	AS29075 AS4837 AS138421	1	<1%	1

50 of 207 paths shown. All of them are in the JSON.

More prefixes from AS138421

Routes seen by RIPE RIS in the 24 hours up to 31 Oct 2026, 17:37 UTC, fetched just now.