BGP map for 2001:250::/32

2001:250::/32 is announced by AS23910 China Next Generation Internet CERNET2 and seen by 349 peers of 23 RIPE RIS collectors, over 240 different AS paths. All of those routes reach it through one upstream, AS23911 China Next Generation Internet Beijing IX. The most common path, used by 12 peers, is AS6939 AS23911 AS23910.

Routes checked 02:35:09 UTC

No change in the origin, the upstreams or the number of peers since 02:35 UTC, when this site first looked at 2001:250::/32.

AS-path graph toward 2001:250::/32

origin Tier 1Tier 2transitedge network prefix best path: chosen by 12 of 349 peers (3%) number on a line = peers using that link RIS data up to 02:34 UTC what the colours mean 12 of 240 paths drawn 6 quieter networks left out

Download PNG View JSON Raw upstream

349collector peers

23RIS collectors

240distinct AS paths

4.2average AS hops, 3 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS23911 China Next Generation Internet Beijing IX	349	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS23911 China Next Generation Internet Beijing IX	349	100%
AS6939 Hurricane Electric LLC	308	88%
AS3491 PCCW Global (HK) Ltd.	6	2%
AS1299 TWELVE99 Arelion Sweden AB	6	2%
AS174 Cogent Communications, LLC	5	1%
AS4538 China Education and Research Network Center	5	1%
AS11537 Internet2	4	1%
AS9002 RETN-AS RETN Limited	4	1%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	3	<1%
AS9583 Sify Limited	2	<1%

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 AS23911 AS23910	12	3%	12
2	AS24482 AS6939 AS23911 AS23910	10	3%	10
3	AS8218 AS6939 AS23911 AS23910	7	2%	6
4	AS199524 AS6939 AS23911 AS23910	6	2%	6
5	AS9002 AS6939 AS23911 AS23910	5	1%	5
6	AS6461 AS6939 AS23911 AS23910	5	1%	5
7	AS13030 AS6939 AS23911 AS23910	4	1%	4
8	AS14907 AS6939 AS23911 AS23910	4	1%	4
9	AS58057 AS6939 AS23911 AS23910	4	1%	3
10	AS34927 AS6939 AS23911 AS23910	4	1%	3
11	AS14840 AS6939 AS23911 AS23910	4	1%	2
12	AS49544 AS6939 AS23911 AS23910	4	1%	4
13	AS12779 AS6939 AS23911 AS23910	4	1%	4
14	AS3491 AS23911 AS23910	3	<1%	3
15	AS199524 AS3491 AS23911 AS23910	3	<1%	3
16	AS51185 AS6939 AS23911 AS23910	3	<1%	3
17	AS2914 AS6939 AS23911 AS23910	3	<1%	3
18	AS48185 AS6939 AS23911 AS23910	3	<1%	3
19	AS3214 AS6939 AS23911 AS23910	3	<1%	3
20	AS34019 AS6939 AS23911 AS23910	3	<1%	3
21	AS48362 AS6939 AS23911 AS23910	3	<1%	3
22	AS35280 AS6939 AS23911 AS23910	3	<1%	3
23	AS15547 AS6939 AS23911 AS23910	3	<1%	3
24	AS25091 AS6939 AS23911 AS23910	3	<1%	3
25	AS2497 AS23911 AS23910	2	<1%	2
26	AS19151 AS6939 AS23911 AS23910	2	<1%	2
27	AS6762 AS6939 AS23911 AS23910	2	<1%	2
28	AS852 AS6939 AS23911 AS23910	2	<1%	2
29	AS1403 AS6939 AS23911 AS23910	2	<1%	1
30	AS37721 AS6939 AS23911 AS23910	2	<1%	1
31	AS31027 AS6939 AS23911 AS23910	2	<1%	1
32	AS8529 AS6939 AS23911 AS23910	2	<1%	2
33	AS35710 AS6939 AS23911 AS23910	2	<1%	2
34	AS1299 AS6939 AS23911 AS23910	2	<1%	2
35	AS6667 AS6939 AS23911 AS23910	2	<1%	2
36	AS47692 AS6939 AS23911 AS23910	2	<1%	2
37	AS51184 AS6939 AS23911 AS23910	2	<1%	2
38	AS3320 AS6939 AS23911 AS23910	2	<1%	2
39	AS6830 AS6939 AS23911 AS23910	2	<1%	2
40	AS12859 AS6939 AS23911 AS23910	2	<1%	1
41	AS42473 AS6939 AS23911 AS23910	2	<1%	2
42	AS62167 AS6939 AS23911 AS23910	2	<1%	2
43	AS202032 AS6939 AS23911 AS23910	2	<1%	2
44	AS28917 AS6939 AS23911 AS23910	2	<1%	1
45	AS59890 AS6939 AS23911 AS23910	2	<1%	2
46	AS142289 AS9583 AS6939 AS23911 AS23910	2	<1%	1
47	AS3257 AS174 AS4538 AS23911 AS23910	2	<1%	2
48	AS25160 AS174 AS4538 AS23911 AS23910	2	<1%	2
49	AS47147 AS1299 AS6939 AS23911 AS23910	2	<1%	2
50	AS20612 AS9044 AS6939 AS23911 AS23910	2	<1%	1

50 of 240 paths shown. All of them are in the JSON.

More prefixes from AS23910

Routes seen by RIPE RIS in the 24 hours up to 17 Sep 2026, 02:34 UTC, fetched just now.