BGP map for 23.90.128.0/20

23.90.128.0/20 is announced by AS21859 Zenlayer Inc and seen by 339 peers of 23 RIPE RIS collectors, over 271 different AS paths. Its busiest upstreams are AS20764 RASCOM-AS (56%), AS12389 ROSTELECOM-AS (25%) and AS8218 NEO-ASN (3%). The most common path, used by 8 peers, is AS24482 AS21859.

Routes checked 19:13:08 UTC

No change in the origin, the upstreams or the number of peers since 19:13 UTC, when this site first looked at 23.90.128.0/20.

AS-path graph toward 23.90.128.0/20

origin Tier 1Tier 2edge network prefix best path: chosen by 8 of 339 peers (2%) number on a line = peers using that link RIS data up to 19:12 UTC what the colours mean 12 of 271 paths drawn 1 quieter network left out

Download PNG View JSON Raw upstream

339collector peers

23RIS collectors

271distinct AS paths

3.5average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS20764 RASCOM-AS CJSC RASCOM	190	56%
AS12389 ROSTELECOM-AS PJSC Rostelecom	86	25%
AS8218 NEO-ASN Zayo Infrastructure France SA	10	3%
AS24482 SG.GS	8	2%
AS25091 IP-Max IP-Max SA	8	2%
AS47692 NESSUS Nessus GmbH	4	1%
AS137409 GSL Networks Pty LTD	3	<1%
AS39351 ESAB-AS 31173 Services AB	2	<1%
AS41327 FIBERTELECOM-AS Fiber Telecom S.p.A.	2	<1%
AS61049 EXASCALE Exascale Ltd	2	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS20764 RASCOM-AS CJSC RASCOM	188	55%
AS12389 ROSTELECOM-AS PJSC Rostelecom	86	25%
AS1299 TWELVE99 Arelion Sweden AB	39	12%
AS3356 Level 3 Parent, LLC	34	10%
AS174 Cogent Communications, LLC	26	8%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	11	3%
AS3491 PCCW Global (HK) Ltd.	10	3%
AS6939 Hurricane Electric LLC	6	2%
AS25091 IP-Max IP-Max SA	5	1%
AS2914 NTT America, 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	AS24482 AS21859	8	2%	8
2	AS8218 AS21859	7	2%	6
3	AS13030 AS20764 AS21859	4	1%	4
4	AS14840 AS20764 AS21859	4	1%	2
5	AS199524 AS1299 AS12389 AS21859	4	1%	4
6	AS47147 AS1299 AS12389 AS21859	4	1%	4
7	AS25091 AS21859	3	<1%	3
8	AS3491 AS20764 AS21859	3	<1%	3
9	AS24482 AS20764 AS21859	3	<1%	3
10	AS48362 AS20764 AS21859	3	<1%	3
11	AS9002 AS1299 AS12389 AS21859	3	<1%	3
12	AS20764 AS21859	2	<1%	2
13	AS47692 AS21859	2	<1%	2
14	AS25160 AS20764 AS21859	2	<1%	2
15	AS12779 AS20764 AS21859	2	<1%	2
16	AS1299 AS12389 AS21859	2	<1%	2
17	AS50628 AS20764 AS21859	2	<1%	2
18	AS31027 AS12389 AS21859	2	<1%	1
19	AS35710 AS20764 AS21859	2	<1%	2
20	AS8529 AS137409 AS21859	2	<1%	2
21	AS3214 AS20764 AS21859	2	<1%	2
22	AS212483 AS20764 AS21859	2	<1%	1
23	AS49544 AS20764 AS21859	2	<1%	2
24	AS34019 AS25091 AS21859	2	<1%	2
25	AS199524 AS20764 AS21859	2	<1%	2
26	AS15547 AS20764 AS21859	2	<1%	2
27	AS6762 AS20764 AS21859	2	<1%	2
28	AS51184 AS47692 AS21859	2	<1%	2
29	AS12779 AS12389 AS21859	2	<1%	2
30	AS2497 AS12389 AS21859	2	<1%	2
31	AS6461 AS1299 AS12389 AS21859	2	<1%	2
32	AS3320 AS1299 AS12389 AS21859	2	<1%	2
33	AS48185 AS1299 AS12389 AS21859	2	<1%	2
34	AS34927 AS1299 AS12389 AS21859	2	<1%	2
35	AS58057 AS1836 AS20764 AS21859	2	<1%	2
36	AS49544 AS3356 AS20764 AS21859	2	<1%	1
37	AS2914 AS6762 AS20764 AS21859	2	<1%	2
38	AS6461 AS174 AS12389 AS21859	2	<1%	2
39	AS51185 AS6762 AS20764 AS21859	2	<1%	2
40	AS59890 AS3356 AS20764 AS21859	2	<1%	2
41	AS20612 AS8758 AS20764 AS21859	2	<1%	1
42	AS271253 AS3356 AS20764 AS21859	2	<1%	1
43	AS19151 AS174 AS12389 AS21859	2	<1%	2
44	AS142289 AS9583 AS6453 AS174 AS12389 AS21859	2	<1%	1
45	AS3170 AS21859	1	<1%	1
46	AS208972 AS21859	1	<1%	1
47	AS49673 AS21859	1	<1%	1
48	AS37721 AS21859	1	<1%	1
49	AS13004 AS21859	1	<1%	1
50	AS36236 AS21859	1	<1%	1

50 of 271 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, 19:12 UTC, fetched just now.