BGP map for 240b:4019::/32

240b:4019::/32 is announced by AS45102 Alibaba (US) Technology Co., Ltd. and seen by 324 peers of 23 RIPE RIS collectors, over 251 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (52%), AS174 Cogent Communications, LLC (24%) and AS6453 TATA COMMUNICATIONS (AMERICA) INC (24%). The most common path, used by 8 peers, is AS6939 AS1299 AS45102.

Routes checked 15:49:33 UTC

No change in the origin, the upstreams or the number of peers since 06:53 UTC on 29 Oct, when this site first looked at 240b:4019::/32.

AS-path graph toward 240b:4019::/32

origin Tier 1Tier 2edge network prefix best path: chosen by 8 of 324 peers (2%) number on a line = peers using that link RIS data up to 15:49 UTC what the colours mean 12 of 251 paths drawn 6 quieter networks left out

View JSON Raw upstream

324collector peers

23RIS collectors

251distinct AS paths

3.6average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	169	52%
AS174 Cogent Communications, LLC	78	24%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	77	24%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	167	52%
AS174 Cogent Communications, LLC	78	24%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	76	23%
AS6939 Hurricane Electric LLC	50	15%
AS2914 NTT America, Inc.	12	4%
AS6461 Zayo Bandwidth	8	2%
AS3356 Level 3 Parent, LLC	5	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	5	2%
AS3320 DTAG Deutsche Telekom AG	5	2%
AS3303 SWISSCOM Swisscom (Schweiz) AG	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 AS1299 AS45102	8	2%	8
2	AS24482 AS2914 AS6453 AS45102	6	2%	6
3	AS8218 AS6461 AS6453 AS45102	5	2%	5
4	AS9002 AS6453 AS45102	4	1%	4
5	AS13030 AS1299 AS45102	4	1%	4
6	AS14840 AS174 AS45102	4	1%	2
7	AS199524 AS1299 AS45102	3	<1%	3
8	AS2914 AS6453 AS45102	3	<1%	3
9	AS14907 AS1299 AS45102	3	<1%	3
10	AS48185 AS1299 AS45102	3	<1%	3
11	AS12779 AS174 AS45102	3	<1%	3
12	AS48362 AS1299 AS45102	3	<1%	3
13	AS25091 AS1299 AS45102	3	<1%	3
14	AS15547 AS3303 AS6453 AS45102	3	<1%	3
15	AS1299 AS45102	2	<1%	2
16	AS19151 AS174 AS45102	2	<1%	2
17	AS852 AS1299 AS45102	2	<1%	2
18	AS8529 AS1299 AS45102	2	<1%	2
19	AS3257 AS6453 AS45102	2	<1%	2
20	AS6461 AS174 AS45102	2	<1%	2
21	AS6667 AS1299 AS45102	2	<1%	2
22	AS12859 AS1299 AS45102	2	<1%	1
23	AS25160 AS174 AS45102	2	<1%	2
24	AS47147 AS1299 AS45102	2	<1%	2
25	AS49544 AS1299 AS45102	2	<1%	2
26	AS6461 AS6453 AS45102	2	<1%	2
27	AS42473 AS1299 AS45102	2	<1%	2
28	AS59890 AS174 AS45102	2	<1%	2
29	AS35280 AS6453 AS45102	2	<1%	2
30	AS24482 AS2914 AS1299 AS45102	2	<1%	2
31	AS1403 AS577 AS1299 AS45102	2	<1%	1
32	AS58057 AS34549 AS1299 AS45102	2	<1%	2
33	AS49544 AS3356 AS1299 AS45102	2	<1%	1
34	AS49544 AS2914 AS6453 AS45102	2	<1%	2
35	AS3214 AS6939 AS1299 AS45102	2	<1%	2
36	AS142289 AS9583 AS1299 AS45102	2	<1%	1
37	AS47692 AS6939 AS1299 AS45102	2	<1%	2
38	AS51184 AS6939 AS1299 AS45102	2	<1%	2
39	AS8218 AS6461 AS1299 AS45102	2	<1%	2
40	AS62167 AS6939 AS1299 AS45102	2	<1%	2
41	AS917 AS60068 AS174 AS45102	2	<1%	2
42	AS202032 AS6939 AS1299 AS45102	2	<1%	2
43	AS28917 AS3257 AS6453 AS45102	2	<1%	1
44	AS20612 AS9044 AS1299 AS45102	2	<1%	1
45	AS58057 AS6939 AS1299 AS45102	2	<1%	1
46	AS206271 AS60707 AS12735 AS9121 AS1299 AS45102	2	<1%	1
47	AS6453 AS45102	1	<1%	1
48	AS2497 AS6453 AS45102	1	<1%	1
49	AS6939 AS6453 AS45102	1	<1%	1
50	AS52320 AS1299 AS45102	1	<1%	1

50 of 251 paths shown. All of them are in the JSON.

More prefixes from AS45102

Routes seen by RIPE RIS in the 24 hours up to 31 Oct 2026, 15:49 UTC, fetched 9 hours ago.