BGP map for 136.223.37.0/24

136.223.37.0/24 is announced by AS13536 FirstLight Fiber, Inc. and seen by 376 peers of 23 RIPE RIS collectors, over 276 different AS paths. Its busiest upstreams are AS3770 FirstLight Fiber, Inc. (64%), AS1299 TWELVE99 (19%) and AS3257 GTT-BACKBONE (14%). The most common path, used by 23 peers, is AS6939 AS3770 AS13536.

Routes checked 07:04:36 UTC

No change in the origin, the upstreams or the number of peers since 07:04 UTC, when this site first looked at 136.223.37.0/24.

AS-path graph toward 136.223.37.0/24

origin Tier 1Tier 2transitedge network prefix best path: chosen by 23 of 376 peers (6%) number on a line = peers using that link RIS data up to 07:04 UTC what the colours mean 12 of 276 paths drawn 1 quieter network left out

Download PNG View JSON Raw upstream

376collector peers

23RIS collectors

276distinct AS paths

3.7average AS hops, 2 to 5

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS3770 FirstLight Fiber, Inc.	240	64%
AS1299 TWELVE99 Arelion Sweden AB	71	19%
AS3257 GTT-BACKBONE GTT Communications Inc.	52	14%
AS24482 SG.GS	3	<1%
AS49544 i3Dnet i3D.net B.V	2	<1%
AS1828 Unitas Global	1	<1%
AS35280 F5 F5 Networks SARL	1	<1%
AS199524 GCORE G-Core Labs S.A.	1	<1%
AS21700 Neptune Networks, LLC	1	<1%
AS13030 INIT7 Init7 (Switzerland) Ltd.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS3770 FirstLight Fiber, Inc.	240	64%
AS6939 Hurricane Electric LLC	217	58%
AS1299 TWELVE99 Arelion Sweden AB	69	18%
AS3257 GTT-BACKBONE GTT Communications Inc.	51	14%
AS174 Cogent Communications, LLC	9	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	4	1%
AS9002 RETN-AS RETN Limited	4	1%
AS3356 Level 3 Parent, LLC	4	1%
AS12956 TELXIUS TELEFONICA GLOBAL SOLUTIONS SL	3	<1%
AS9583 Sify Limited	2	<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 AS3770 AS13536	23	6%	18
2	AS24482 AS6939 AS3770 AS13536	8	2%	8
3	AS8218 AS6939 AS3770 AS13536	7	2%	6
4	AS199524 AS1299 AS13536	5	1%	5
5	AS6461 AS1299 AS13536	4	1%	4
6	AS9002 AS3257 AS13536	4	1%	4
7	AS47147 AS1299 AS13536	4	1%	4
8	AS12779 AS6939 AS3770 AS13536	4	1%	4
9	AS34927 AS6939 AS3770 AS13536	4	1%	3
10	AS14840 AS6939 AS3770 AS13536	4	1%	2
11	AS51185 AS6939 AS3770 AS13536	4	1%	4
12	AS24482 AS13536	3	<1%	3
13	AS2914 AS3257 AS13536	3	<1%	3
14	AS3491 AS3257 AS13536	3	<1%	3
15	AS13030 AS6939 AS3770 AS13536	3	<1%	3
16	AS48185 AS6939 AS3770 AS13536	3	<1%	3
17	AS271253 AS6939 AS3770 AS13536	3	<1%	2
18	AS14907 AS6939 AS3770 AS13536	3	<1%	3
19	AS49544 AS6939 AS3770 AS13536	3	<1%	3
20	AS48362 AS6939 AS3770 AS13536	3	<1%	3
21	AS1299 AS13536	2	<1%	2
22	AS49544 AS13536	2	<1%	2
23	AS25160 AS1299 AS13536	2	<1%	2
24	AS42473 AS1299 AS13536	2	<1%	2
25	AS8529 AS1299 AS13536	2	<1%	2
26	AS25091 AS1299 AS13536	2	<1%	2
27	AS6762 AS3257 AS13536	2	<1%	2
28	AS199524 AS3257 AS13536	2	<1%	2
29	AS2497 AS3257 AS13536	2	<1%	2
30	AS62167 AS6939 AS3770 AS13536	2	<1%	2
31	AS3214 AS6939 AS3770 AS13536	2	<1%	2
32	AS50628 AS6939 AS3770 AS13536	2	<1%	2
33	AS58057 AS34549 AS1299 AS13536	2	<1%	2
34	AS31027 AS6939 AS3770 AS13536	2	<1%	1
35	AS15547 AS174 AS3257 AS13536	2	<1%	2
36	AS51184 AS6939 AS3770 AS13536	2	<1%	2
37	AS47692 AS6939 AS3770 AS13536	2	<1%	2
38	AS59890 AS6939 AS3770 AS13536	2	<1%	2
39	AS20612 AS6939 AS3770 AS13536	2	<1%	1
40	AS202032 AS6939 AS3770 AS13536	2	<1%	2
41	AS199524 AS6939 AS3770 AS13536	2	<1%	2
42	AS142289 AS9583 AS6939 AS3770 AS13536	2	<1%	1
43	AS1828 AS13536	1	<1%	1
44	AS3257 AS13536	1	<1%	1
45	AS35280 AS13536	1	<1%	1
46	AS199524 AS13536	1	<1%	1
47	AS21700 AS13536	1	<1%	1
48	AS13030 AS13536	1	<1%	1
49	AS19151 AS13536	1	<1%	1
50	AS52320 AS13536	1	<1%	1

50 of 276 paths shown. All of them are in the JSON.

More prefixes from AS13536

Routes seen by RIPE RIS in the 24 hours up to 17 Sep 2026, 07:04 UTC, fetched just now.