BGP map for 2a0b:21c0:1000::/36

2a0b:21c0:1000::/36 is announced by AS21859 Zenlayer Inc and seen by 349 peers of 23 RIPE RIS collectors, over 263 different AS paths. Its busiest upstreams are AS4229 Zenlayer Inc (34%), AS6939 Hurricane Electric LLC (19%) and AS1299 TWELVE99 (16%). The most common path, used by 9 peers, is AS6939 AS21859.

Routes checked 22:21:00 UTC

No change in the origin, the upstreams or the number of peers since 22:21 UTC, when this site first looked at 2a0b:21c0:1000::/36.

AS-path graph toward 2a0b:21c0:1000::/36

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 349 peers (3%) number on a line = peers using that link RIS data up to 22:20 UTC what the colours mean 12 of 263 paths drawn 3 quieter networks left out

Download PNG View JSON Raw upstream

349collector peers

23RIS collectors

263distinct AS paths

3.1average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4229 Zenlayer Inc	117	34%
AS6939 Hurricane Electric LLC	66	19%
AS1299 TWELVE99 Arelion Sweden AB	57	16%
AS3257 GTT-BACKBONE GTT Communications Inc.	33	9%
AS8218 NEO-ASN Zayo Infrastructure France SA	7	2%
AS13030 INIT7 Init7 (Switzerland) Ltd.	5	1%
AS14840 BR.Digital Telecom	5	1%
AS24482 SG.GS	3	<1%
AS48185 team_blue team.blue NV	3	<1%
AS34019 HIVANE Hivane Association	3	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4229 Zenlayer Inc	116	33%
AS6939 Hurricane Electric LLC	57	16%
AS1299 TWELVE99 Arelion Sweden AB	55	16%
AS57463 NetIX NetIX Communications JSC	35	10%
AS3257 GTT-BACKBONE GTT Communications Inc.	31	9%
AS3491 PCCW Global (HK) Ltd.	5	1%
AS2914 NTT America, Inc.	4	1%
AS174 Cogent Communications, LLC	4	1%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	4	1%
AS3356 Level 3 Parent, LLC	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 AS21859	9	3%	9
2	AS8218 AS21859	7	2%	6
3	AS9002 AS3257 AS21859	5	1%	5
4	AS6461 AS1299 AS21859	5	1%	5
5	AS57463 AS4229 AS21859	5	1%	4
6	AS13030 AS21859	4	1%	4
7	AS14840 AS21859	4	1%	2
8	AS24482 AS4229 AS21859	4	1%	4
9	AS12779 AS4229 AS21859	4	1%	4
10	AS24482 AS57463 AS4229 AS21859	4	1%	4
11	AS24482 AS21859	3	<1%	3
12	AS48185 AS21859	3	<1%	3
13	AS34019 AS21859	3	<1%	3
14	AS25091 AS21859	3	<1%	3
15	AS199524 AS1299 AS21859	3	<1%	3
16	AS2914 AS4229 AS21859	3	<1%	3
17	AS58057 AS6939 AS21859	3	<1%	2
18	AS48362 AS4229 AS21859	3	<1%	3
19	AS15547 AS6939 AS21859	3	<1%	3
20	AS1299 AS21859	2	<1%	2
21	AS3257 AS21859	2	<1%	2
22	AS12859 AS21859	2	<1%	1
23	AS14907 AS21859	2	<1%	2
24	AS49544 AS21859	2	<1%	2
25	AS212483 AS21859	2	<1%	1
26	AS62167 AS21859	2	<1%	2
27	AS6762 AS1299 AS21859	2	<1%	2
28	AS14907 AS6939 AS21859	2	<1%	2
29	AS34927 AS6939 AS21859	2	<1%	1
30	AS37721 AS6939 AS21859	2	<1%	1
31	AS31027 AS4229 AS21859	2	<1%	1
32	AS3214 AS4229 AS21859	2	<1%	2
33	AS47692 AS6939 AS21859	2	<1%	2
34	AS51184 AS4229 AS21859	2	<1%	2
35	AS47147 AS1299 AS21859	2	<1%	2
36	AS3491 AS1299 AS21859	2	<1%	2
37	AS42473 AS1299 AS21859	2	<1%	2
38	AS202032 AS6939 AS21859	2	<1%	2
39	AS28917 AS4229 AS21859	2	<1%	1
40	AS59890 AS4229 AS21859	2	<1%	2
41	AS1403 AS577 AS6939 AS21859	2	<1%	1
42	AS49544 AS3356 AS1299 AS21859	2	<1%	1
43	AS35710 AS57463 AS4229 AS21859	2	<1%	2
44	AS142289 AS9583 AS1299 AS21859	2	<1%	1
45	AS199524 AS57463 AS4229 AS21859	2	<1%	2
46	AS206271 AS60707 AS12735 AS9121 AS3257 AS21859	2	<1%	1
47	AS17639 AS21859	1	<1%	1
48	AS3333 AS21859	1	<1%	1
49	AS45489 AS21859	1	<1%	1
50	AS1257 AS21859	1	<1%	1

50 of 263 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, 22:20 UTC, fetched just now.