BGP map for 2a0b:21c0:5000::/36

2a0b:21c0:5000::/36 is announced by AS21859 Zenlayer Inc and seen by 321 peers of 23 RIPE RIS collectors, over 238 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (26%), AS6939 Hurricane Electric LLC (26%) and AS174 Cogent Communications, LLC (20%). The most common path, used by 9 peers, is AS24482 AS21859.

Routes checked 02:23:05 UTC

No change in the origin, the upstreams or the number of peers since 10:43 UTC on 29 Oct, when this site first looked at 2a0b:21c0:5000::/36.

AS-path graph toward 2a0b:21c0:5000::/36

origin Tier 1Tier 2edge network prefix best path: chosen by 9 of 321 peers (3%) number on a line = peers using that link RIS data up to 02:22 UTC what the colours mean 12 of 238 paths drawn 5 quieter networks left out

View JSON Raw upstream

321collector peers

23RIS collectors

238distinct AS paths

3.0average AS hops, 1 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	85	26%
AS6939 Hurricane Electric LLC	82	26%
AS174 Cogent Communications, LLC	63	20%
AS9002 RETN-AS RETN Limited	15	5%
AS24482 SG.GS	9	3%
AS8218 NEO-ASN Zayo Infrastructure France SA	6	2%
AS34019 HIVANE Hivane Association	5	2%
AS25091 IP-Max IP-Max SA	5	2%
AS12779 ITGATE IT.Gate S.p.A.	3	<1%
AS15547 NETPLUS netplus.ch SA	3	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	83	26%
AS6939 Hurricane Electric LLC	74	23%
AS174 Cogent Communications, LLC	63	20%
AS9002 RETN-AS RETN Limited	10	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	5	2%
AS3356 Level 3 Parent, LLC	3	<1%
AS3320 DTAG Deutsche Telekom AG	3	<1%
AS577 Bell Canada	2	<1%
AS9583 Sify Limited	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	AS24482 AS21859	9	3%	9
2	AS6939 AS21859	8	2%	8
3	AS8218 AS21859	6	2%	5
4	AS9002 AS21859	5	2%	5
5	AS13030 AS1299 AS21859	4	1%	4
6	AS58057 AS6939 AS21859	4	1%	3
7	AS14840 AS174 AS21859	4	1%	2
8	AS6461 AS174 AS21859	4	1%	4
9	AS12779 AS21859	3	<1%	3
10	AS34019 AS21859	3	<1%	3
11	AS15547 AS21859	3	<1%	3
12	AS25091 AS21859	3	<1%	3
13	AS199524 AS1299 AS21859	3	<1%	3
14	AS2914 AS1299 AS21859	3	<1%	3
15	AS14907 AS6939 AS21859	3	<1%	3
16	AS48185 AS1299 AS21859	3	<1%	3
17	AS3214 AS6939 AS21859	3	<1%	3
18	AS50628 AS21859	2	<1%	2
19	AS8529 AS21859	2	<1%	2
20	AS1299 AS21859	2	<1%	2
21	AS25160 AS21859	2	<1%	2
22	AS49544 AS21859	2	<1%	2
23	AS2497 AS174 AS21859	2	<1%	2
24	AS19151 AS174 AS21859	2	<1%	2
25	AS852 AS1299 AS21859	2	<1%	2
26	AS34927 AS6939 AS21859	2	<1%	1
27	AS35710 AS6939 AS21859	2	<1%	2
28	AS3257 AS174 AS21859	2	<1%	2
29	AS6667 AS1299 AS21859	2	<1%	2
30	AS34927 AS1299 AS21859	2	<1%	2
31	AS47692 AS6939 AS21859	2	<1%	2
32	AS48362 AS9002 AS21859	2	<1%	2
33	AS51184 AS6939 AS21859	2	<1%	2
34	AS12859 AS1299 AS21859	2	<1%	1
35	AS47147 AS1299 AS21859	2	<1%	2
36	AS42473 AS1299 AS21859	2	<1%	2
37	AS62167 AS6939 AS21859	2	<1%	2
38	AS202032 AS6939 AS21859	2	<1%	2
39	AS59890 AS6939 AS21859	2	<1%	2
40	AS3491 AS174 AS21859	2	<1%	2
41	AS1403 AS577 AS6939 AS21859	2	<1%	1
42	AS49544 AS3356 AS1299 AS21859	2	<1%	1
43	AS142289 AS9583 AS1299 AS21859	2	<1%	1
44	AS28917 AS3257 AS174 AS21859	2	<1%	1
45	AS20612 AS9044 AS1299 AS21859	2	<1%	1
46	AS206271 AS60707 AS12735 AS9121 AS1299 AS21859	2	<1%	1
47	AS21859	1	<1%	1
48	AS37721 AS21859	1	<1%	1
49	AS6057 AS21859	1	<1%	1
50	AS44097 AS21859	1	<1%	1

50 of 238 paths shown. All of them are in the JSON.

More prefixes from AS21859

Routes seen by RIPE RIS in the 24 hours up to 1 Nov 2026, 02:22 UTC, fetched just now.