BGP map for 2a01:4b40:800::/37

2a01:4b40:800::/37 is announced by AS21299 KAR-TEL-AS and seen by 349 peers of 23 RIPE RIS collectors, over 252 different AS paths. All of those routes reach it through one upstream, AS35168 TNS-Plus-Core. The most common path, used by 9 peers, is AS6939 AS35168 AS21299.

Routes checked 23:55:56 UTC

No change in the origin, the upstreams or the number of peers since 23:55 UTC, when this site first looked at 2a01:4b40:800::/37.

AS-path graph toward 2a01:4b40:800::/37

origin Tier 2transitedge network prefix best path: chosen by 9 of 349 peers (3%) number on a line = peers using that link RIS data up to 23:55 UTC what the colours mean 12 of 252 paths drawn 3 quieter networks left out

Download PNG View JSON Raw upstream

349collector peers

23RIS collectors

252distinct AS paths

4.2average AS hops, 3 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS35168 TNS-Plus-Core TNS-Plus LLP	349	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS35168 TNS-Plus-Core TNS-Plus LLP	349	100%
AS9002 RETN-AS RETN Limited	209	60%
AS6939 Hurricane Electric LLC	63	18%
AS3216 SOVAM-AS PJSC "Vimpelcom"	42	12%
AS6663 TTI-NET Euroweb Romania S.R.L.	12	3%
AS3356 Level 3 Parent, LLC	6	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS3491 PCCW Global (HK) Ltd.	5	1%
AS7473 Singapore Telecommunications Ltd	4	1%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	3	<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 AS35168 AS21299	9	3%	9
2	AS9002 AS35168 AS21299	9	3%	8
3	AS24482 AS9002 AS35168 AS21299	8	2%	8
4	AS8218 AS9002 AS35168 AS21299	7	2%	6
5	AS13030 AS3216 AS35168 AS21299	4	1%	4
6	AS14840 AS9002 AS35168 AS21299	4	1%	2
7	AS12779 AS9002 AS35168 AS21299	4	1%	4
8	AS47147 AS9002 AS35168 AS21299	4	1%	4
9	AS24482 AS35168 AS21299	3	<1%	3
10	AS25091 AS35168 AS21299	3	<1%	3
11	AS14907 AS6939 AS35168 AS21299	3	<1%	3
12	AS48185 AS9002 AS35168 AS21299	3	<1%	3
13	AS48362 AS9002 AS35168 AS21299	3	<1%	3
14	AS58057 AS9002 AS35168 AS21299	3	<1%	2
15	AS6461 AS9002 AS35168 AS21299	3	<1%	3
16	AS49544 AS9002 AS35168 AS21299	3	<1%	3
17	AS3491 AS9002 AS35168 AS21299	3	<1%	3
18	AS15547 AS9002 AS35168 AS21299	3	<1%	3
19	AS2914 AS6663 AS3216 AS35168 AS21299	3	<1%	3
20	AS28917 AS35168 AS21299	2	<1%	1
21	AS2497 AS3216 AS35168 AS21299	2	<1%	2
22	AS19151 AS9002 AS35168 AS21299	2	<1%	2
23	AS51185 AS9002 AS35168 AS21299	2	<1%	2
24	AS6762 AS9002 AS35168 AS21299	2	<1%	2
25	AS50628 AS9002 AS35168 AS21299	2	<1%	2
26	AS34927 AS6939 AS35168 AS21299	2	<1%	1
27	AS37721 AS6939 AS35168 AS21299	2	<1%	1
28	AS31027 AS9002 AS35168 AS21299	2	<1%	1
29	AS35710 AS6939 AS35168 AS21299	2	<1%	2
30	AS3214 AS9002 AS35168 AS21299	2	<1%	2
31	AS3257 AS9002 AS35168 AS21299	2	<1%	2
32	AS6461 AS3216 AS35168 AS21299	2	<1%	2
33	AS6667 AS9002 AS35168 AS21299	2	<1%	2
34	AS34927 AS9002 AS35168 AS21299	2	<1%	2
35	AS47692 AS9002 AS35168 AS21299	2	<1%	2
36	AS51184 AS6939 AS35168 AS21299	2	<1%	2
37	AS3320 AS9002 AS35168 AS21299	2	<1%	2
38	AS6830 AS9002 AS35168 AS21299	2	<1%	2
39	AS12859 AS9002 AS35168 AS21299	2	<1%	1
40	AS25160 AS9002 AS35168 AS21299	2	<1%	2
41	AS62167 AS6939 AS35168 AS21299	2	<1%	2
42	AS202032 AS6939 AS35168 AS21299	2	<1%	2
43	AS59890 AS9002 AS35168 AS21299	2	<1%	2
44	AS20612 AS9002 AS35168 AS21299	2	<1%	1
45	AS199524 AS6939 AS35168 AS21299	2	<1%	2
46	AS852 AS3320 AS9002 AS35168 AS21299	2	<1%	2
47	AS1403 AS577 AS6939 AS35168 AS21299	2	<1%	1
48	AS49544 AS3356 AS9002 AS35168 AS21299	2	<1%	1
49	AS1299 AS6663 AS3216 AS35168 AS21299	2	<1%	2
50	AS212483 AS6663 AS3216 AS35168 AS21299	2	<1%	1

50 of 252 paths shown. All of them are in the JSON.

More prefixes from AS21299

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 23:55 UTC, fetched just now.