BGP map for 2a01:4b40:5800::/37

2a01:4b40:5800::/37 is announced by AS21299 KAR-TEL-AS and seen by 343 peers of 23 RIPE RIS collectors, over 256 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 23:57:53 UTC

No change in the origin, the upstreams or the number of peers since 23:57 UTC, when this site first looked at 2a01:4b40:5800::/37.

AS-path graph toward 2a01:4b40:5800::/37

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 343 peers (3%) number on a line = peers using that link RIS data up to 23:57 UTC what the colours mean 12 of 256 paths drawn 4 quieter networks left out

Download PNG View JSON Raw upstream

343collector peers

23RIS collectors

256distinct AS paths

4.7average AS hops, 3 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS35168 TNS-Plus-Core TNS-Plus LLP	343	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS35168 TNS-Plus-Core TNS-Plus LLP	343	100%
AS3216 SOVAM-AS PJSC "Vimpelcom"	223	65%
AS6939 Hurricane Electric LLC	91	27%
AS6663 TTI-NET Euroweb Romania S.R.L.	81	24%
AS3356 Level 3 Parent, LLC	30	9%
AS1273 IDDQD-AS	23	7%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	12	3%
AS1299 TWELVE99 Arelion Sweden AB	9	3%
AS2914 NTT America, Inc.	7	2%
AS25091 IP-Max IP-Max SA	5	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	AS24482 AS3216 AS35168 AS21299	8	2%	8
3	AS8218 AS3216 AS35168 AS21299	7	2%	6
4	AS9002 AS3216 AS35168 AS21299	5	1%	5
5	AS6461 AS3216 AS35168 AS21299	5	1%	5
6	AS13030 AS3216 AS35168 AS21299	4	1%	4
7	AS12779 AS3216 AS35168 AS21299	4	1%	4
8	AS14840 AS6663 AS3216 AS35168 AS21299	4	1%	2
9	AS24482 AS35168 AS21299	3	<1%	3
10	AS25091 AS35168 AS21299	3	<1%	3
11	AS14907 AS6939 AS35168 AS21299	3	<1%	3
12	AS58057 AS6939 AS35168 AS21299	3	<1%	2
13	AS49544 AS3216 AS35168 AS21299	3	<1%	3
14	AS15547 AS6939 AS35168 AS21299	3	<1%	3
15	AS2914 AS6663 AS3216 AS35168 AS21299	3	<1%	3
16	AS48185 AS3356 AS3216 AS35168 AS21299	3	<1%	3
17	AS48362 AS6663 AS3216 AS35168 AS21299	3	<1%	3
18	AS28917 AS35168 AS21299	2	<1%	1
19	AS2497 AS3216 AS35168 AS21299	2	<1%	2
20	AS6762 AS3216 AS35168 AS21299	2	<1%	2
21	AS34927 AS6939 AS35168 AS21299	2	<1%	2
22	AS37721 AS6939 AS35168 AS21299	2	<1%	1
23	AS3214 AS6939 AS35168 AS21299	2	<1%	2
24	AS35710 AS6939 AS35168 AS21299	2	<1%	2
25	AS6663 AS3216 AS35168 AS21299	2	<1%	2
26	AS47692 AS6939 AS35168 AS21299	2	<1%	2
27	AS51184 AS6939 AS35168 AS21299	2	<1%	2
28	AS34019 AS25091 AS35168 AS21299	2	<1%	2
29	AS62167 AS6939 AS35168 AS21299	2	<1%	2
30	AS202032 AS6939 AS35168 AS21299	2	<1%	2
31	AS59890 AS6939 AS35168 AS21299	2	<1%	2
32	AS199524 AS6939 AS35168 AS21299	2	<1%	2
33	AS1403 AS577 AS6939 AS35168 AS21299	2	<1%	1
34	AS49544 AS3356 AS3216 AS35168 AS21299	2	<1%	1
35	AS31027 AS6663 AS3216 AS35168 AS21299	2	<1%	1
36	AS1299 AS6663 AS3216 AS35168 AS21299	2	<1%	2
37	AS6667 AS1273 AS3216 AS35168 AS21299	2	<1%	2
38	AS47147 AS6663 AS3216 AS35168 AS21299	2	<1%	2
39	AS3320 AS1273 AS3216 AS35168 AS21299	2	<1%	2
40	AS12859 AS6663 AS3216 AS35168 AS21299	2	<1%	1
41	AS25160 AS6663 AS3216 AS35168 AS21299	2	<1%	2
42	AS212483 AS6663 AS3216 AS35168 AS21299	2	<1%	1
43	AS3491 AS3356 AS3216 AS35168 AS21299	2	<1%	2
44	AS199524 AS1299 AS1273 AS3216 AS35168 AS21299	2	<1%	2
45	AS142289 AS9583 AS7473 AS6939 AS35168 AS21299	2	<1%	1
46	AS47147 AS1299 AS6663 AS3216 AS35168 AS21299	2	<1%	2
47	AS20612 AS8758 AS6663 AS3216 AS35168 AS21299	2	<1%	1
48	AS206271 AS60707 AS12735 AS6762 AS3216 AS35168 AS21299	2	<1%	1
49	AS36236 AS35168 AS21299	1	<1%	1
50	AS28910 AS35168 AS21299	1	<1%	1

50 of 256 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, 23:57 UTC, fetched just now.