BGP map for 203.190.64.0/19

203.190.64.0/19 is announced by AS4637 Telstra Global and seen by 327 peers of 23 RIPE RIS collectors, over 255 different AS paths. Its busiest upstreams are AS3356 Level 3 Parent, LLC (16%), AS1299 TWELVE99 (11%) and AS6461 Zayo Bandwidth (7%). The most common path, used by 7 peers, is AS8218 AS6461 AS4637.

Routes checked 18:53:38 UTC

No change in the origin, the upstreams or the number of peers since 18:53 UTC, when this site first looked at 203.190.64.0/19.

AS-path graph toward 203.190.64.0/19

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 327 peers (2%) number on a line = peers using that link RIS data up to 18:53 UTC what the colours mean 12 of 255 paths drawn 3 quieter networks left out

Download PNG View JSON Raw upstream

327collector peers

23RIS collectors

255distinct AS paths

3.1average AS hops, 2 to 5

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS3356 Level 3 Parent, LLC	51	16%
AS1299 TWELVE99 Arelion Sweden AB	35	11%
AS6461 Zayo Bandwidth	24	7%
AS9002 RETN-AS RETN Limited	24	7%
AS3257 GTT-BACKBONE GTT Communications Inc.	24	7%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	24	7%
AS6939 Hurricane Electric LLC	13	4%
AS13030 INIT7 Init7 (Switzerland) Ltd.	11	3%
AS3303 SWISSCOM Swisscom (Schweiz) AG	8	2%
AS3320 DTAG Deutsche Telekom AG	7	2%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS3356 Level 3 Parent, LLC	51	16%
AS1299 TWELVE99 Arelion Sweden AB	33	10%
AS3257 GTT-BACKBONE GTT Communications Inc.	22	7%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	22	7%
AS9002 RETN-AS RETN Limited	20	6%
AS6461 Zayo Bandwidth	19	6%
AS6939 Hurricane Electric LLC	13	4%
AS2914 NTT America, Inc.	11	3%
AS3303 SWISSCOM Swisscom (Schweiz) AG	8	2%
AS33891 CORE-BACKBONE Core-Backbone GmbH	7	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	AS8218 AS6461 AS4637	7	2%	6
2	AS24482 AS2914 AS6461 AS4637	7	2%	7
3	AS6461 AS4637	5	2%	5
4	AS13030 AS4637	4	1%	4
5	AS9002 AS4637	4	1%	4
6	AS199524 AS4637	4	1%	4
7	AS47147 AS4637	4	1%	4
8	AS12779 AS3257 AS4637	4	1%	4
9	AS49544 AS4637	3	<1%	3
10	AS35280 AS4637	3	<1%	3
11	AS48185 AS3356 AS4637	3	<1%	3
12	AS49544 AS3356 AS4637	3	<1%	2
13	AS14840 AS3356 AS4637	3	<1%	2
14	AS51185 AS6762 AS4637	3	<1%	3
15	AS34019 AS3303 AS4637	3	<1%	3
16	AS48362 AS9002 AS4637	3	<1%	3
17	AS3257 AS4637	2	<1%	2
18	AS6830 AS4637	2	<1%	2
19	AS3320 AS4637	2	<1%	2
20	AS1299 AS4637	2	<1%	2
21	AS31027 AS4637	2	<1%	1
22	AS8529 AS4637	2	<1%	2
23	AS14907 AS4637	2	<1%	2
24	AS6762 AS4637	2	<1%	2
25	AS2497 AS4637	2	<1%	2
26	AS19151 AS4637	2	<1%	2
27	AS2914 AS6461 AS4637	2	<1%	2
28	AS3491 AS1299 AS4637	2	<1%	2
29	AS62167 AS3356 AS4637	2	<1%	2
30	AS25160 AS1299 AS4637	2	<1%	2
31	AS42473 AS9002 AS4637	2	<1%	2
32	AS35710 AS3320 AS4637	2	<1%	2
33	AS15547 AS3303 AS4637	2	<1%	2
34	AS47692 AS33891 AS4637	2	<1%	2
35	AS59890 AS60068 AS4637	2	<1%	2
36	AS271253 AS3356 AS4637	2	<1%	1
37	AS199524 AS6762 AS4637	2	<1%	2
38	AS58057 AS1836 AS3356 AS4637	2	<1%	2
39	AS58057 AS34549 AS1299 AS4637	2	<1%	2
40	AS142289 AS9583 AS7473 AS4637	2	<1%	1
41	AS51184 AS47692 AS33891 AS4637	2	<1%	2
42	AS17639 AS4637	1	<1%	1
43	AS24482 AS4637	1	<1%	1
44	AS1257 AS4637	1	<1%	1
45	AS142271 AS4637	1	<1%	1
46	AS3491 AS4637	1	<1%	1
47	AS8426 AS4637	1	<1%	1
48	AS24961 AS4637	1	<1%	1
49	AS34288 AS4637	1	<1%	1
50	AS6453 AS4637	1	<1%	1

50 of 255 paths shown. All of them are in the JSON.

More prefixes from AS4637

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 18:53 UTC, fetched just now.