BGP map for 2408:400c::/32

2408:400c::/32 is announced by AS37963 Hangzhou Alibaba Advertising Co.,Ltd. and seen by 322 peers of 23 RIPE RIS collectors, over 243 different AS paths. Its busiest upstreams are AS4837 CHINA UNICOM China169 Backbone (74%), AS4811 China Telecom (Group) (16%) and AS24400 Shanghai Mobile Communications Co.,Ltd. (10%). The most common path, used by 9 peers, is AS6939 AS4837 AS37963.

Routes checked 16:25:10 UTC

Recent route changes

29 Oct 23:05 UTCAS24400 Shanghai Mobile Communications Co.,Ltd. became an upstream, used by 10% of peers

AS-path graph toward 2408:400c::/32

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 322 peers (3%) number on a line = peers using that link RIS data up to 16:25 UTC what the colours mean 12 of 243 paths drawn 8 quieter networks left out

View JSON Raw upstream

322collector peers

23RIS collectors

243distinct AS paths

4.3average AS hops, 2 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4837 CHINA UNICOM China169 Backbone	239	74%
AS4811 China Telecom (Group)	52	16%
AS24400 Shanghai Mobile Communications Co.,Ltd.	31	10%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4837 CHINA UNICOM China169 Backbone	238	74%
AS6939 Hurricane Electric LLC	86	27%
AS4811 China Telecom (Group)	52	16%
AS4134 No.31,Jin-rong Street	51	16%
AS58453 China Mobile International Limited	31	10%
AS9808 China Mobile Communications Group Co., Ltd.	31	10%
AS24400 Shanghai Mobile Communications Co.,Ltd.	31	10%
AS3320 DTAG Deutsche Telekom AG	24	7%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	19	6%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	14	4%

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	AS6939 AS4837 AS37963	9	3%	9
2	AS24482 AS2914 AS58453 AS9808 AS24400 AS37963	6	2%	6
3	AS6461 AS4837 AS37963	5	2%	5
4	AS9002 AS4134 AS4811 AS37963	5	2%	5
5	AS13030 AS3320 AS4837 AS37963	4	1%	4
6	AS58057 AS6939 AS4837 AS37963	4	1%	3
7	AS14840 AS6762 AS4837 AS37963	4	1%	2
8	AS12779 AS4837 AS37963	3	<1%	3
9	AS14907 AS6939 AS4837 AS37963	3	<1%	3
10	AS34019 AS3303 AS4837 AS37963	3	<1%	3
11	AS3491 AS4134 AS4811 AS37963	3	<1%	3
12	AS35280 AS6453 AS4837 AS37963	3	<1%	3
13	AS15547 AS3303 AS4837 AS37963	3	<1%	3
14	AS25091 AS5511 AS4837 AS37963	3	<1%	3
15	AS2914 AS58453 AS9808 AS24400 AS37963	3	<1%	3
16	AS48185 AS3356 AS4134 AS4811 AS37963	3	<1%	3
17	AS48362 AS1764 AS6939 AS4837 AS37963	3	<1%	3
18	AS6762 AS4837 AS37963	2	<1%	2
19	AS51184 AS4837 AS37963	2	<1%	2
20	AS3320 AS4837 AS37963	2	<1%	2
21	AS28917 AS4837 AS37963	2	<1%	1
22	AS852 AS3320 AS4837 AS37963	2	<1%	2
23	AS50628 AS6453 AS4837 AS37963	2	<1%	2
24	AS34927 AS6939 AS4837 AS37963	2	<1%	2
25	AS3257 AS4134 AS4811 AS37963	2	<1%	2
26	AS47147 AS3320 AS4837 AS37963	2	<1%	2
27	AS47692 AS6939 AS4837 AS37963	2	<1%	2
28	AS6830 AS3320 AS4837 AS37963	2	<1%	2
29	AS49544 AS3320 AS4837 AS37963	2	<1%	2
30	AS62167 AS6939 AS4837 AS37963	2	<1%	2
31	AS202032 AS6939 AS4837 AS37963	2	<1%	2
32	AS59890 AS6939 AS4837 AS37963	2	<1%	2
33	AS19151 AS58453 AS9808 AS24400 AS37963	2	<1%	2
34	AS24482 AS58453 AS9808 AS24400 AS37963	2	<1%	2
35	AS1403 AS577 AS6939 AS4837 AS37963	2	<1%	1
36	AS49544 AS3356 AS4134 AS4811 AS37963	2	<1%	1
37	AS1299 AS58453 AS9808 AS24400 AS37963	2	<1%	2
38	AS6667 AS3257 AS4134 AS4811 AS37963	2	<1%	2
39	AS25160 AS174 AS4134 AS4811 AS37963	2	<1%	2
40	AS917 AS60068 AS4134 AS4811 AS37963	2	<1%	2
41	AS20612 AS8758 AS3303 AS4837 AS37963	2	<1%	1
42	AS206271 AS60707 AS12735 AS6762 AS4837 AS37963	2	<1%	1
43	AS142289 AS9583 AS1299 AS3320 AS4837 AS37963	2	<1%	1
44	AS12859 AS1299 AS58453 AS9808 AS24400 AS37963	2	<1%	1
45	AS47147 AS1299 AS58453 AS9808 AS24400 AS37963	2	<1%	2
46	AS42473 AS1299 AS58453 AS9808 AS24400 AS37963	2	<1%	2
47	AS4837 AS37963	1	<1%	1
48	AS1257 AS4837 AS37963	1	<1%	1
49	AS680 AS4837 AS37963	1	<1%	1
50	AS58299 AS4837 AS37963	1	<1%	1

50 of 243 paths shown. All of them are in the JSON.

More prefixes from AS37963

Routes seen by RIPE RIS in the 24 hours up to 31 Oct 2026, 16:25 UTC, fetched just now.