BGP map for 171.120.0.0/13

171.120.0.0/13 is announced by AS4837 CHINA UNICOM China169 Backbone and seen by 333 peers of 23 RIPE RIS collectors, over 257 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (22%), AS174 Cogent Communications, LLC (15%) and AS5511 Opentransit (7%). The most common path, used by 10 peers, is AS24482 AS2914 AS701 AS4837.

Routes checked 10:55:38 UTC

Recent route changes

3 Nov 18:18 UTCAS701 Verizon Business became an upstream, used by 6% of peers
2 Nov 12:04 UTCAS6461 Zayo Bandwidth became an upstream, used by 5% of peers

AS-path graph toward 171.120.0.0/13

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 333 peers (3%) number on a line = peers using that link RIS data up to 07:59 UTC what the colours mean 12 of 257 paths drawn 5 quieter networks left out

View JSON Raw upstream

333collector peers

23RIS collectors

257distinct AS paths

3.2average AS hops, 1 to 5

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	73	22%
AS174 Cogent Communications, LLC	51	15%
AS5511 Opentransit Orange S.A.	24	7%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	19	6%
AS6939 Hurricane Electric LLC	19	6%
AS701 Verizon Business	15	5%
AS6461 Zayo Bandwidth	15	5%
AS3257 GTT-BACKBONE GTT Communications Inc.	15	5%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	15	5%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	71	21%
AS174 Cogent Communications, LLC	51	15%
AS5511 Opentransit Orange S.A.	23	7%
AS6939 Hurricane Electric LLC	19	6%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	17	5%
AS2914 NTT America, Inc.	15	5%
AS701 Verizon Business	15	5%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	14	4%
AS3257 GTT-BACKBONE GTT Communications Inc.	13	4%
AS6461 Zayo Bandwidth	10	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 AS701 AS4837	10	3%	10
2	AS8218 AS6461 AS4837	7	2%	6
3	AS6461 AS4837	5	2%	5
4	AS12779 AS4837	4	1%	4
5	AS13030 AS1299 AS4837	4	1%	4
6	AS9002 AS5511 AS4837	4	1%	4
7	AS47147 AS1299 AS4837	4	1%	4
8	AS199524 AS1299 AS4837	4	1%	4
9	AS48185 AS1299 AS4837	3	<1%	3
10	AS14907 AS1299 AS4837	3	<1%	3
11	AS2914 AS701 AS4837	3	<1%	3
12	AS3491 AS174 AS4837	3	<1%	3
13	AS34019 AS3303 AS4837	3	<1%	3
14	AS48362 AS1299 AS4837	3	<1%	3
15	AS51185 AS6762 AS4837	3	<1%	3
16	AS14840 AS6762 AS4837	3	<1%	2
17	AS3214 AS10099 AS9929 AS4837	3	<1%	3
18	AS3257 AS4837	2	<1%	2
19	AS6830 AS4837	2	<1%	2
20	AS1299 AS4837	2	<1%	2
21	AS51184 AS4837	2	<1%	2
22	AS2497 AS4837	2	<1%	2
23	AS6762 AS4837	2	<1%	2
24	AS34927 AS1299 AS4837	2	<1%	2
25	AS3320 AS5511 AS4837	2	<1%	2
26	AS25160 AS174 AS4837	2	<1%	2
27	AS62167 AS174 AS4837	2	<1%	2
28	AS42473 AS1299 AS4837	2	<1%	2
29	AS49544 AS1299 AS4837	2	<1%	2
30	AS8529 AS6453 AS4837	2	<1%	2
31	AS15547 AS174 AS4837	2	<1%	2
32	AS47692 AS33891 AS4837	2	<1%	2
33	AS59890 AS6939 AS4837	2	<1%	2
34	AS19151 AS174 AS4837	2	<1%	2
35	AS49544 AS2914 AS4837	2	<1%	2
36	AS49544 AS3356 AS4837	2	<1%	1
37	AS31027 AS1299 AS4837	2	<1%	1
38	AS58057 AS34549 AS5511 AS4837	2	<1%	2
39	AS35710 AS3320 AS5511 AS4837	2	<1%	2
40	AS20612 AS9044 AS1299 AS4837	2	<1%	1
41	AS142289 AS9583 AS4755 AS6453 AS4837	2	<1%	1
42	AS4837	1	<1%	1
43	AS5511 AS4837	1	<1%	1
44	AS6424 AS4837	1	<1%	1
45	AS3170 AS4837	1	<1%	1
46	AS48070 AS4837	1	<1%	1
47	AS12956 AS4837	1	<1%	1
48	AS6453 AS4837	1	<1%	1
49	AS199524 AS4837	1	<1%	1
50	AS8455 AS4837	1	<1%	1

50 of 257 paths shown. All of them are in the JSON.

More prefixes from AS4837

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 07:59 UTC, fetched just now.