BGP map for 8.170.0.0/15

8.170.0.0/15 is announced by AS37963 Hangzhou Alibaba Advertising Co.,Ltd. and seen by 330 peers of 23 RIPE RIS collectors, over 259 different AS paths. Its busiest upstreams are AS4811 China Telecom (Group) (61%), AS4837 CHINA UNICOM China169 Backbone (22%) and AS24400 Shanghai Mobile Communications Co.,Ltd. (16%). The most common path, used by 9 peers, is AS24482 AS2914 AS58453 AS9808 AS24400 AS37963.

Routes checked 10:43:39 UTC

No change in the origin, the upstreams or the number of peers since 13:55 UTC on 4 Nov, when this site first looked at 8.170.0.0/15.

330collector peers

23RIS collectors

259distinct AS paths

4.9average AS hops, 2 to 8

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4811 China Telecom (Group)	200	61%
AS4837 CHINA UNICOM China169 Backbone	74	22%
AS24400 Shanghai Mobile Communications Co.,Ltd.	54	16%
AS9808 China Mobile Communications Group Co., Ltd.	2	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4811 China Telecom (Group)	200	61%
AS4134 No.31,Jin-rong Street	199	60%
AS4837 CHINA UNICOM China169 Backbone	73	22%
AS9808 China Mobile Communications Group Co., Ltd.	56	17%
AS58453 China Mobile International Limited	54	16%
AS24400 Shanghai Mobile Communications Co.,Ltd.	54	16%
AS174 Cogent Communications, LLC	35	11%
AS3356 Level 3 Parent, LLC	34	10%
AS2914 NTT America, Inc.	19	6%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	17	5%

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 AS58453 AS9808 AS24400 AS37963	9	3%	9
2	AS8218 AS4134 AS4811 AS37963	7	2%	6
3	AS6461 AS4134 AS4811 AS37963	5	2%	5
4	AS9002 AS4134 AS4811 AS37963	4	1%	4
5	AS47147 AS3320 AS4134 AS4811 AS37963	4	1%	4
6	AS13030 AS1299 AS58453 AS9808 AS24400 AS37963	4	1%	4
7	AS3491 AS4134 AS4811 AS37963	3	<1%	3
8	AS51185 AS6762 AS4837 AS37963	3	<1%	3
9	AS34019 AS4134 AS4811 AS37963	3	<1%	3
10	AS2914 AS58453 AS9808 AS24400 AS37963	3	<1%	3
11	AS48185 AS3356 AS4134 AS4811 AS37963	3	<1%	3
12	AS14840 AS6762 AS4134 AS4811 AS37963	3	<1%	2
13	AS199524 AS3491 AS4134 AS4811 AS37963	3	<1%	3
14	AS25091 AS58453 AS9808 AS24400 AS37963	3	<1%	3
15	AS48362 AS1764 AS4134 AS4811 AS37963	3	<1%	3
16	AS12779 AS4837 AS37963	2	<1%	2
17	AS51184 AS4837 AS37963	2	<1%	2
18	AS6830 AS4134 AS4811 AS37963	2	<1%	2
19	AS3320 AS4134 AS4811 AS37963	2	<1%	2
20	AS8529 AS4134 AS4811 AS37963	2	<1%	2
21	AS3214 AS58807 AS9808 AS37963	2	<1%	2
22	AS47692 AS4134 AS4811 AS37963	2	<1%	2
23	AS2497 AS4134 AS4811 AS37963	2	<1%	2
24	AS917 AS60068 AS4134 AS4811 AS37963	2	<1%	2
25	AS25160 AS174 AS4134 AS4811 AS37963	2	<1%	2
26	AS1299 AS58453 AS9808 AS24400 AS37963	2	<1%	2
27	AS58057 AS1836 AS4134 AS4811 AS37963	2	<1%	2
28	AS58057 AS34549 AS5511 AS4837 AS37963	2	<1%	2
29	AS49544 AS3356 AS4134 AS4811 AS37963	2	<1%	1
30	AS31027 AS3356 AS4134 AS4811 AS37963	2	<1%	1
31	AS35710 AS3320 AS4134 AS4811 AS37963	2	<1%	2
32	AS35280 AS6453 AS4134 AS4811 AS37963	2	<1%	2
33	AS15547 AS174 AS4134 AS4811 AS37963	2	<1%	2
34	AS49544 AS58453 AS9808 AS24400 AS37963	2	<1%	2
35	AS59890 AS60068 AS4134 AS4811 AS37963	2	<1%	2
36	AS199524 AS174 AS4134 AS4811 AS37963	2	<1%	2
37	AS19151 AS58453 AS9808 AS24400 AS37963	2	<1%	2
38	AS34927 AS1299 AS58453 AS9808 AS24400 AS37963	2	<1%	2
39	AS142289 AS9583 AS4755 AS6453 AS4837 AS37963	2	<1%	1
40	AS49544 AS2914 AS58453 AS9808 AS24400 AS37963	2	<1%	2
41	AS20612 AS8758 AS3303 AS4134 AS4811 AS37963	2	<1%	1
42	AS4837 AS37963	1	<1%	1
43	AS48070 AS4837 AS37963	1	<1%	1
44	AS5511 AS4837 AS37963	1	<1%	1
45	AS4134 AS4811 AS37963	1	<1%	1
46	AS6424 AS4837 AS37963	1	<1%	1
47	AS3170 AS4837 AS37963	1	<1%	1
48	AS29075 AS4837 AS37963	1	<1%	1
49	AS6762 AS4837 AS37963	1	<1%	1
50	AS680 AS4837 AS37963	1	<1%	1

50 of 259 paths shown. All of them are in the JSON.

More prefixes from AS37963

Routes seen by RIPE RIS in the 24 hours up to 7 Nov 2026, 10:42 UTC, fetched 23 hours ago.