BGP map for 2a0b:21c0:3000::/36

2a0b:21c0:3000::/36 is announced by AS21859 Zenlayer Inc and seen by 356 peers of 23 RIPE RIS collectors, over 259 different AS paths. Its busiest upstreams are AS12389 ROSTELECOM-AS (78%), AS20764 RASCOM-AS (9%) and AS31133 MF-MGSM-AS (7%). The most common path, used by 13 peers, is AS6939 AS12389 AS21859.

Routes checked 19:11:54 UTC

No change in the origin, the upstreams or the number of peers since 19:11 UTC, when this site first looked at 2a0b:21c0:3000::/36.

AS-path graph toward 2a0b:21c0:3000::/36

origin Tier 1Tier 2transitedge network prefix best path: chosen by 13 of 356 peers (4%) number on a line = peers using that link RIS data up to 19:11 UTC what the colours mean 12 of 259 paths drawn 3 quieter networks left out

Download PNG View JSON Raw upstream

356collector peers

23RIS collectors

259distinct AS paths

3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS12389 ROSTELECOM-AS PJSC Rostelecom	278	78%
AS20764 RASCOM-AS CJSC RASCOM	33	9%
AS31133 MF-MGSM-AS PJSC MegaFon	24	7%
AS25091 IP-Max IP-Max SA	8	2%
AS24482 SG.GS	6	2%
AS28917 Fiord-AS Fiord Networks, UAB	2	<1%
AS36236 NetActuate, Inc	1	<1%
AS28910 INTAL-ASN "Uzbektelekom" Joint Stock Company	1	<1%
AS41327 FIBERTELECOM-AS Fiber Telecom S.p.A.	1	<1%
AS41722 MIRAN-AS Miran Ltd.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS12389 ROSTELECOM-AS PJSC Rostelecom	278	78%
AS6939 Hurricane Electric LLC	176	49%
AS20764 RASCOM-AS CJSC RASCOM	31	9%
AS31133 MF-MGSM-AS PJSC MegaFon	24	7%
AS1299 TWELVE99 Arelion Sweden AB	16	4%
AS174 Cogent Communications, LLC	10	3%
AS1273 IDDQD-AS	8	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS25091 IP-Max IP-Max SA	5	1%
AS3257 GTT-BACKBONE GTT Communications Inc.	4	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 AS12389 AS21859	13	4%	12
2	AS8218 AS31133 AS21859	7	2%	6
3	AS24482 AS21859	6	2%	6
4	AS9002 AS31133 AS21859	5	1%	5
5	AS6461 AS31133 AS21859	5	1%	5
6	AS13030 AS12389 AS21859	4	1%	4
7	AS12779 AS12389 AS21859	4	1%	4
8	AS199524 AS1299 AS12389 AS21859	4	1%	4
9	AS58057 AS6939 AS12389 AS21859	4	1%	3
10	AS14840 AS6939 AS12389 AS21859	4	1%	2
11	AS25091 AS21859	3	<1%	3
12	AS34019 AS25091 AS21859	3	<1%	3
13	AS51185 AS6939 AS12389 AS21859	3	<1%	3
14	AS48185 AS6939 AS12389 AS21859	3	<1%	3
15	AS34927 AS6939 AS12389 AS21859	3	<1%	2
16	AS48362 AS6939 AS12389 AS21859	3	<1%	3
17	AS35280 AS6939 AS12389 AS21859	3	<1%	3
18	AS15547 AS3303 AS12389 AS21859	3	<1%	3
19	AS20764 AS21859	2	<1%	2
20	AS28917 AS21859	2	<1%	1
21	AS2497 AS12389 AS21859	2	<1%	2
22	AS6762 AS12389 AS21859	2	<1%	2
23	AS50628 AS20764 AS21859	2	<1%	2
24	AS31027 AS12389 AS21859	2	<1%	1
25	AS8529 AS12389 AS21859	2	<1%	2
26	AS1299 AS12389 AS21859	2	<1%	2
27	AS3257 AS12389 AS21859	2	<1%	2
28	AS12859 AS20764 AS21859	2	<1%	1
29	AS14907 AS12389 AS21859	2	<1%	2
30	AS24482 AS12389 AS21859	2	<1%	2
31	AS25160 AS20764 AS21859	2	<1%	2
32	AS49544 AS12389 AS21859	2	<1%	2
33	AS199524 AS20764 AS21859	2	<1%	2
34	AS19151 AS6939 AS12389 AS21859	2	<1%	2
35	AS24482 AS6939 AS12389 AS21859	2	<1%	2
36	AS852 AS6939 AS12389 AS21859	2	<1%	2
37	AS1403 AS6939 AS12389 AS21859	2	<1%	1
38	AS14907 AS6939 AS12389 AS21859	2	<1%	2
39	AS37721 AS174 AS12389 AS21859	2	<1%	1
40	AS49544 AS6939 AS12389 AS21859	2	<1%	2
41	AS3214 AS6939 AS12389 AS21859	2	<1%	2
42	AS35710 AS6939 AS12389 AS21859	2	<1%	2
43	AS6667 AS1273 AS12389 AS21859	2	<1%	2
44	AS47692 AS6939 AS12389 AS21859	2	<1%	2
45	AS51184 AS6939 AS12389 AS21859	2	<1%	2
46	AS47147 AS1299 AS12389 AS21859	2	<1%	2
47	AS42473 AS6939 AS12389 AS21859	2	<1%	2
48	AS62167 AS6939 AS12389 AS21859	2	<1%	2
49	AS202032 AS6939 AS12389 AS21859	2	<1%	2
50	AS59890 AS6939 AS12389 AS21859	2	<1%	2

50 of 259 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, 19:11 UTC, fetched just now.