BGP map for 2a10:3c0:4::/48

2a10:3c0:4::/48 is announced by AS21859 Zenlayer Inc and seen by 332 peers of 23 RIPE RIS collectors, over 237 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (64%), AS4229 Zenlayer Inc (30%) and AS3303 SWISSCOM (3%). The most common path, used by 9 peers, is AS6939 AS1299 AS21859.

Routes checked 19:02:45 UTC

No change in the origin, the upstreams or the number of peers since 19:02 UTC, when this site first looked at 2a10:3c0:4::/48.

AS-path graph toward 2a10:3c0:4::/48

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 332 peers (3%) number on a line = peers using that link RIS data up to 19:02 UTC what the colours mean 12 of 237 paths drawn 2 quieter networks left out

Download PNG View JSON Raw upstream

332collector peers

23RIS collectors

237distinct AS paths

3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	212	64%
AS4229 Zenlayer Inc	98	30%
AS3303 SWISSCOM Swisscom (Schweiz) AG	11	3%
AS24482 SG.GS	3	<1%
AS49544 i3Dnet i3D.net B.V	2	<1%
AS137409 GSL Networks Pty LTD	2	<1%
AS8220 COLT COLT Technology Services Group Limited	2	<1%
AS36236 NetActuate, Inc	1	<1%
AS37468 Angola Cables	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	210	63%
AS4229 Zenlayer Inc	98	30%
AS6461 Zayo Bandwidth	65	20%
AS6939 Hurricane Electric LLC	51	15%
AS2914 NTT America, Inc.	13	4%
AS3303 SWISSCOM Swisscom (Schweiz) AG	11	3%
AS3356 Level 3 Parent, LLC	8	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS174 Cogent Communications, LLC	6	2%
AS3491 PCCW Global (HK) Ltd.	5	2%

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 AS1299 AS21859	9	3%	9
2	AS24482 AS6461 AS4229 AS21859	8	2%	8
3	AS199524 AS1299 AS21859	7	2%	7
4	AS8218 AS6461 AS4229 AS21859	7	2%	6
5	AS9002 AS1299 AS21859	5	2%	5
6	AS6461 AS4229 AS21859	5	2%	5
7	AS58057 AS6939 AS1299 AS21859	4	1%	3
8	AS14840 AS3356 AS1299 AS21859	4	1%	2
9	AS12779 AS6461 AS4229 AS21859	4	1%	4
10	AS24482 AS21859	3	<1%	3
11	AS2914 AS4229 AS21859	3	<1%	3
12	AS14907 AS1299 AS21859	3	<1%	3
13	AS48185 AS1299 AS21859	3	<1%	3
14	AS34927 AS1299 AS21859	3	<1%	3
15	AS34019 AS3303 AS21859	3	<1%	3
16	AS48362 AS1299 AS21859	3	<1%	3
17	AS3491 AS1299 AS21859	3	<1%	3
18	AS15547 AS3303 AS21859	3	<1%	3
19	AS25091 AS6461 AS4229 AS21859	3	<1%	3
20	AS1299 AS21859	2	<1%	2
21	AS49544 AS21859	2	<1%	2
22	AS2497 AS1299 AS21859	2	<1%	2
23	AS19151 AS4229 AS21859	2	<1%	2
24	AS6762 AS1299 AS21859	2	<1%	2
25	AS37721 AS1299 AS21859	2	<1%	1
26	AS3257 AS4229 AS21859	2	<1%	2
27	AS3320 AS1299 AS21859	2	<1%	2
28	AS6830 AS1299 AS21859	2	<1%	2
29	AS25160 AS1299 AS21859	2	<1%	2
30	AS47147 AS1299 AS21859	2	<1%	2
31	AS42473 AS1299 AS21859	2	<1%	2
32	AS13030 AS6461 AS4229 AS21859	2	<1%	2
33	AS852 AS6461 AS4229 AS21859	2	<1%	2
34	AS49544 AS3356 AS1299 AS21859	2	<1%	1
35	AS142289 AS9583 AS1299 AS21859	2	<1%	1
36	AS3214 AS6461 AS4229 AS21859	2	<1%	2
37	AS6667 AS6461 AS4229 AS21859	2	<1%	2
38	AS47692 AS6939 AS1299 AS21859	2	<1%	2
39	AS51184 AS6939 AS1299 AS21859	2	<1%	2
40	AS12859 AS6461 AS4229 AS21859	2	<1%	1
41	AS13030 AS2914 AS4229 AS21859	2	<1%	2
42	AS62167 AS6939 AS1299 AS21859	2	<1%	2
43	AS917 AS60068 AS4229 AS21859	2	<1%	2
44	AS202032 AS6939 AS1299 AS21859	2	<1%	2
45	AS28917 AS6461 AS4229 AS21859	2	<1%	1
46	AS59890 AS60068 AS4229 AS21859	2	<1%	2
47	AS1403 AS577 AS6461 AS4229 AS21859	2	<1%	1
48	AS31027 AS12552 AS6461 AS4229 AS21859	2	<1%	1
49	AS20612 AS9044 AS2914 AS4229 AS21859	2	<1%	1
50	AS206271 AS60707 AS12735 AS9121 AS1299 AS21859	2	<1%	1

50 of 237 paths shown. All of them are in the JSON.

More prefixes from AS21859

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 19:02 UTC, fetched just now.