BGP map for 156.156.128.0/19

156.156.128.0/19 is announced by AS37133 Airtel Tanzania and seen by 348 peers of 23 RIPE RIS collectors, over 270 different AS paths. All of those routes reach it through one upstream, AS327708 Airtel Rwanda Ltd. The most common path, used by 9 peers, is AS24482 AS37100 AS327708 AS37133.

Routes checked 04:42:24 UTC

No change in the origin, the upstreams or the number of peers since 04:42 UTC, when this site first looked at 156.156.128.0/19.

AS-path graph toward 156.156.128.0/19

origin Tier 1Tier 2transitedge network prefix best path: chosen by 9 of 348 peers (3%) number on a line = peers using that link RIS data up to 04:41 UTC what the colours mean 12 of 270 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

348collector peers

23RIS collectors

270distinct AS paths

4.5average AS hops, 3 to 7

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS327708 Airtel Rwanda Ltd	348	100%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS327708 Airtel Rwanda Ltd	348	100%
AS37100 SEACOM Limited	324	93%
AS1299 TWELVE99 Arelion Sweden AB	33	9%
AS3356 Level 3 Parent, LLC	20	6%
AS2914 NTT America, Inc.	15	4%
AS174 Cogent Communications, LLC	15	4%
AS37662 West Indian Ocean Cable Company	13	4%
AS3257 GTT-BACKBONE GTT Communications Inc.	8	2%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	7	2%
AS9002 RETN-AS RETN Limited	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	AS24482 AS37100 AS327708 AS37133	9	3%	9
2	AS8218 AS37100 AS327708 AS37133	7	2%	6
3	AS6461 AS37100 AS327708 AS37133	5	1%	5
4	AS199524 AS1299 AS37100 AS327708 AS37133	5	1%	5
5	AS13030 AS37100 AS327708 AS37133	4	1%	4
6	AS9002 AS37100 AS327708 AS37133	4	1%	4
7	AS12779 AS37100 AS327708 AS37133	4	1%	4
8	AS47147 AS37100 AS327708 AS37133	4	1%	4
9	AS37100 AS327708 AS37133	3	<1%	3
10	AS37662 AS327708 AS37133	3	<1%	2
11	AS2914 AS37100 AS327708 AS37133	3	<1%	3
12	AS48185 AS37100 AS327708 AS37133	3	<1%	3
13	AS14840 AS37100 AS327708 AS37133	3	<1%	2
14	AS34019 AS37100 AS327708 AS37133	3	<1%	3
15	AS25091 AS37100 AS327708 AS37133	3	<1%	3
16	AS48362 AS37100 AS327708 AS37133	3	<1%	3
17	AS62167 AS37100 AS327708 AS37133	2	<1%	2
18	AS25160 AS37100 AS327708 AS37133	2	<1%	2
19	AS1299 AS37100 AS327708 AS37133	2	<1%	2
20	AS31027 AS37100 AS327708 AS37133	2	<1%	1
21	AS35710 AS37100 AS327708 AS37133	2	<1%	2
22	AS8529 AS37100 AS327708 AS37133	2	<1%	2
23	AS51185 AS37100 AS327708 AS37133	2	<1%	2
24	AS3214 AS37100 AS327708 AS37133	2	<1%	2
25	AS212483 AS37100 AS327708 AS37133	2	<1%	1
26	AS49544 AS37100 AS327708 AS37133	2	<1%	2
27	AS14907 AS37100 AS327708 AS37133	2	<1%	2
28	AS15547 AS37100 AS327708 AS37133	2	<1%	2
29	AS6762 AS37100 AS327708 AS37133	2	<1%	2
30	AS51184 AS37100 AS327708 AS37133	2	<1%	2
31	AS47692 AS37100 AS327708 AS37133	2	<1%	2
32	AS24482 AS37662 AS327708 AS37133	2	<1%	2
33	AS2497 AS37100 AS327708 AS37133	2	<1%	2
34	AS3491 AS1299 AS37100 AS327708 AS37133	2	<1%	2
35	AS34927 AS1299 AS37100 AS327708 AS37133	2	<1%	2
36	AS58057 AS1836 AS37100 AS327708 AS37133	2	<1%	2
37	AS49544 AS3356 AS37100 AS327708 AS37133	2	<1%	1
38	AS49544 AS2914 AS37100 AS327708 AS37133	2	<1%	2
39	AS35280 AS6453 AS37100 AS327708 AS37133	2	<1%	2
40	AS59890 AS3356 AS37100 AS327708 AS37133	2	<1%	2
41	AS20612 AS8758 AS37100 AS327708 AS37133	2	<1%	1
42	AS271253 AS3356 AS37100 AS327708 AS37133	2	<1%	1
43	AS19151 AS2914 AS37100 AS327708 AS37133	2	<1%	2
44	AS142289 AS9583 AS4755 AS6453 AS37100 AS327708 AS37133	2	<1%	1
45	AS37721 AS327708 AS37133	1	<1%	1
46	AS37239 AS327708 AS37133	1	<1%	1
47	AS35266 AS37662 AS327708 AS37133	1	<1%	1
48	AS1828 AS37100 AS327708 AS37133	1	<1%	1
49	AS5511 AS37662 AS327708 AS37133	1	<1%	1
50	AS6424 AS37100 AS327708 AS37133	1	<1%	1

50 of 270 paths shown. All of them are in the JSON.

More prefixes from AS37133

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 04:41 UTC, fetched just now.