BGP map for 183.172.0.0/15

183.172.0.0/15 is announced by 2 networks, mostly AS4538 China Education and Research Network Center and seen by 98 peers of 20 RIPE RIS collectors, over 80 different AS paths. Its busiest upstreams are AS4635 Hong Kong Internet Exchange--Route Server 1 (56%), AS24482 SG.GS (10%) and AS4134 No.31,Jin-rong Street (10%). The most common path, used by 10 peers, is AS24482 AS4538.

Routes checked 15:32:34 UTC

No change in the origin, the upstreams or the number of peers since 07:21 UTC on 26 Oct, when this site first looked at 183.172.0.0/15.

98collector peers

20RIS collectors

80distinct AS paths

4.2average AS hops, 2 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4635 Hong Kong Internet Exchange--Route Server 1	55	56%
AS24482 SG.GS	10	10%
AS4134 No.31,Jin-rong Street	10	10%
AS4837 CHINA UNICOM China169 Backbone	7	7%
AS20965 GEANT GEANT Vereniging	5	5%
AS8359 MTS MTS PJSC	5	5%
AS4538 China Education and Research Network Center	3	3%
AS49544 i3Dnet i3D.net B.V	1	1%
AS36236 NetActuate, Inc	1	1%
AS39120 CONVERGENZE-AS Convergenze S.p.A.	1	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4635 Hong Kong Internet Exchange--Route Server 1	55	56%
AS6939 Hurricane Electric LLC	40	41%
AS3303 SWISSCOM Swisscom (Schweiz) AG	16	16%
AS4134 No.31,Jin-rong Street	10	10%
AS4837 CHINA UNICOM China169 Backbone	7	7%
AS8966 Etisalat-AS EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC	7	7%
AS23764 CTGNet	6	6%
AS8758 IWAY Iway AG	5	5%
AS20965 GEANT GEANT Vereniging	5	5%
AS8359 MTS MTS PJSC	5	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 AS4538	10	10%	10
2	AS34019 AS3303 AS6939 AS4635 AS4538	3	3%	3
3	AS35280 AS4635 AS4538	2	2%	2
4	AS2497 AS4837 AS4538	2	2%	2
5	AS3214 AS4809 AS4134 AS4538	2	2%	2
6	AS59890 AS6939 AS4635 AS4538	2	2%	2
7	AS35710 AS48200 AS23764 AS4134 AS4538	2	2%	2
8	AS15547 AS3303 AS6939 AS4635 AS4538	2	2%	2
9	AS20612 AS8758 AS3303 AS6939 AS4635 AS4538	2	2%	1
10	AS49544 AS4538	1	1%	1
11	AS36236 AS4538	1	1%	1
12	AS55720 AS4635 AS4538	1	1%	1
13	AS17639 AS4635 AS4538	1	1%	1
14	AS18106 AS4635 AS4538	1	1%	1
15	AS45896 AS4635 AS4538	1	1%	1
16	AS45489 AS4635 AS4538	1	1%	1
17	AS8529 AS4134 AS4538	1	1%	1
18	AS212271 AS39120 AS4538	1	1%	1
19	AS680 AS20965 AS4538	1	1%	1
20	AS1103 AS20965 AS4538	1	1%	1
21	AS513 AS20965 AS4538	1	1%	1
22	AS559 AS20965 AS4538	1	1%	1
23	AS20764 AS8359 AS4538	1	1%	1
24	AS6894 AS2497 AS4837 AS4538	1	1%	1
25	AS20205 AS6939 AS4635 AS4538	1	1%	1
26	AS49673 AS20764 AS8359 AS4538	1	1%	1
27	AS55720 AS23764 AS4134 AS4538	1	1%	1
28	AS61218 AS6939 AS4635 AS4538	1	1%	1
29	AS37721 AS6939 AS4635 AS4538	1	1%	1
30	AS3212 AS6939 AS4635 AS4538	1	1%	1
31	AS13781 AS6939 AS4635 AS4538	1	1%	1
32	AS57187 AS15802 AS4134 AS4538	1	1%	1
33	AS142271 AS9304 AS4635 AS4538	1	1%	1
34	AS924 AS6939 AS4635 AS4538	1	1%	1
35	AS28910 AS20764 AS8359 AS4538	1	1%	1
36	AS48919 AS6939 AS4635 AS4538	1	1%	1
37	AS21412 AS6939 AS4635 AS4538	1	1%	1
38	AS8529 AS6939 AS4635 AS4538	1	1%	1
39	AS51873 AS6939 AS4635 AS4538	1	1%	1
40	AS200612 AS8966 AS4635 AS4538	1	1%	1
41	AS263237 AS6939 AS4635 AS4538	1	1%	1
42	AS6720 AS1853 AS20965 AS4538	1	1%	1
43	AS35280 AS8966 AS4635 AS4538	1	1%	1
44	AS41722 AS20764 AS8359 AS4538	1	1%	1
45	AS1280 AS6939 AS4635 AS4538	1	1%	1
46	AS4777 AS2497 AS4837 AS4538	1	1%	1
47	AS25152 AS6939 AS4635 AS4538	1	1%	1
48	AS3214 AS10099 AS9929 AS4837 AS4538	1	1%	1
49	AS49134 AS53356 AS6939 AS4635 AS4538	1	1%	1
50	AS34927 AS56655 AS6939 AS4635 AS4538	1	1%	1

50 of 80 paths shown. All of them are in the JSON.

More prefixes from AS4538

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 15:32 UTC, fetched just now.