BGP map for 240c:c000::/20

240c:c000::/20 is announced by AS23910 China Next Generation Internet CERNET2 and seen by 360 peers of 23 RIPE RIS collectors, over 242 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 20 peers, is AS6939 AS23911 AS23910.

Routes checked 01:36:45 UTC

No change in the origin, the upstreams or the number of peers since 22:14 UTC on 15 Sep, when this site first looked at 240c:c000::/20.

AS-path graph toward 240c:c000::/20

origin Tier 1Tier 2transitedge network prefix best path: chosen by 20 of 360 peers (6%) number on a line = peers using that link RIS data up to 01:36 UTC what the colours mean 12 of 242 paths drawn 6 quieter networks left out

Download PNG View JSON Raw upstream

360collector peers

23RIS collectors

242distinct AS paths

4.1average AS hops, 3 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS23911 China Next Generation Internet Beijing IX	360	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS23911 China Next Generation Internet Beijing IX	360	100%
AS6939 Hurricane Electric LLC	316	88%
AS3491 PCCW Global (HK) Ltd.	5	1%
AS1299 TWELVE99 Arelion Sweden AB	4	1%
AS20965 GEANT GEANT Vereniging	4	1%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	3	<1%
AS9002 RETN-AS RETN Limited	3	<1%
AS9583 Sify Limited	2	<1%
AS60707 KAPTEYANAS Kapteyan Bilisim Teknolojileri Sanayi ve Ticaret A.S	2	<1%
AS12735 ASTurkNet TurkNet Iletisim Hizmetleri A.S.	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	20	6%	16
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	AS50628 AS6939 AS23911 AS23910	2	<1%	2
31	AS37721 AS6939 AS23911 AS23910	2	<1%	1
32	AS31027 AS6939 AS23911 AS23910	2	<1%	1
33	AS8529 AS6939 AS23911 AS23910	2	<1%	2
34	AS35710 AS6939 AS23911 AS23910	2	<1%	2
35	AS1299 AS6939 AS23911 AS23910	2	<1%	2
36	AS3257 AS6939 AS23911 AS23910	2	<1%	2
37	AS6667 AS6939 AS23911 AS23910	2	<1%	2
38	AS47692 AS6939 AS23911 AS23910	2	<1%	2
39	AS51184 AS6939 AS23911 AS23910	2	<1%	2
40	AS3320 AS6939 AS23911 AS23910	2	<1%	2
41	AS6830 AS6939 AS23911 AS23910	2	<1%	2
42	AS12859 AS6939 AS23911 AS23910	2	<1%	1
43	AS25160 AS6939 AS23911 AS23910	2	<1%	2
44	AS42473 AS6939 AS23911 AS23910	2	<1%	2
45	AS62167 AS6939 AS23911 AS23910	2	<1%	2
46	AS202032 AS6939 AS23911 AS23910	2	<1%	2
47	AS28917 AS6939 AS23911 AS23910	2	<1%	1
48	AS59890 AS6939 AS23911 AS23910	2	<1%	2
49	AS20612 AS6939 AS23911 AS23910	2	<1%	1
50	AS142289 AS9583 AS6939 AS23911 AS23910	2	<1%	1

50 of 242 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, 01:36 UTC, fetched 58 minutes ago.