BGP map for 2a00:c38::/32

2a00:c38::/32 is announced by AS15576 NTS and seen by 352 peers of 23 RIPE RIS collectors, over 250 different AS paths. Its busiest upstreams are AS8220 COLT (55%), AS3356 Level 3 Parent, LLC (24%) and AS174 Cogent Communications, LLC (20%). The most common path, used by 13 peers, is AS8220 AS15576.

Routes checked 20:50:19 UTC

No change in the origin, the upstreams or the number of peers since 20:50 UTC, when this site first looked at 2a00:c38::/32.

AS-path graph toward 2a00:c38::/32

origin Tier 1Tier 2edge network prefix best path: chosen by 13 of 352 peers (4%) number on a line = peers using that link RIS data up to 20:49 UTC what the colours mean 12 of 250 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

352collector peers

23RIS collectors

250distinct AS paths

3.4average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS8220 COLT COLT Technology Services Group Limited	194	55%
AS3356 Level 3 Parent, LLC	84	24%
AS174 Cogent Communications, LLC	71	20%
AS34288 AS34288 Kantonsschule Zug	1	<1%
AS196621 FREESTONE Matthias Cramer	1	<1%
AS198385 AlpineDC AlpineDC SA	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS8220 COLT COLT Technology Services Group Limited	181	51%
AS3356 Level 3 Parent, LLC	84	24%
AS174 Cogent Communications, LLC	71	20%
AS6939 Hurricane Electric LLC	40	11%
AS1299 TWELVE99 Arelion Sweden AB	15	4%
AS25091 IP-Max IP-Max SA	6	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS2914 NTT America, Inc.	4	1%
AS9002 RETN-AS RETN Limited	4	1%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	3	<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	AS8220 AS15576	13	4%	12
2	AS24482 AS8220 AS15576	11	3%	11
3	AS8218 AS8220 AS15576	7	2%	6
4	AS6939 AS8220 AS15576	6	2%	6
5	AS9002 AS3356 AS15576	5	1%	5
6	AS13030 AS8220 AS15576	4	1%	4
7	AS14907 AS8220 AS15576	4	1%	4
8	AS14840 AS3356 AS15576	4	1%	2
9	AS49544 AS8220 AS15576	4	1%	4
10	AS12779 AS8220 AS15576	4	1%	4
11	AS6939 AS3356 AS15576	3	<1%	3
12	AS51185 AS8220 AS15576	3	<1%	3
13	AS199524 AS8220 AS15576	3	<1%	3
14	AS48185 AS3356 AS15576	3	<1%	3
15	AS6461 AS8220 AS15576	3	<1%	3
16	AS15547 AS8220 AS15576	3	<1%	3
17	AS25091 AS3356 AS15576	3	<1%	3
18	AS2497 AS174 AS15576	2	<1%	2
19	AS19151 AS8220 AS15576	2	<1%	2
20	AS852 AS8220 AS15576	2	<1%	2
21	AS50628 AS3356 AS15576	2	<1%	2
22	AS37721 AS174 AS15576	2	<1%	1
23	AS49544 AS3356 AS15576	2	<1%	1
24	AS31027 AS8220 AS15576	2	<1%	1
25	AS1299 AS8220 AS15576	2	<1%	2
26	AS2914 AS3356 AS15576	2	<1%	2
27	AS3257 AS3356 AS15576	2	<1%	2
28	AS6667 AS8220 AS15576	2	<1%	2
29	AS47147 AS8220 AS15576	2	<1%	2
30	AS47692 AS8220 AS15576	2	<1%	2
31	AS6461 AS174 AS15576	2	<1%	2
32	AS25160 AS8220 AS15576	2	<1%	2
33	AS42473 AS8220 AS15576	2	<1%	2
34	AS35280 AS8220 AS15576	2	<1%	2
35	AS199524 AS174 AS15576	2	<1%	2
36	AS59890 AS3356 AS15576	2	<1%	2
37	AS3491 AS174 AS15576	2	<1%	2
38	AS1403 AS577 AS8220 AS15576	2	<1%	1
39	AS58057 AS34549 AS174 AS15576	2	<1%	2
40	AS34927 AS6939 AS3356 AS15576	2	<1%	1
41	AS35710 AS6939 AS8220 AS15576	2	<1%	2
42	AS142289 AS9583 AS8220 AS15576	2	<1%	1
43	AS3214 AS6939 AS3356 AS15576	2	<1%	2
44	AS34019 AS25091 AS3356 AS15576	2	<1%	2
45	AS48362 AS1764 AS174 AS15576	2	<1%	2
46	AS51184 AS47692 AS8220 AS15576	2	<1%	2
47	AS3320 AS1299 AS8220 AS15576	2	<1%	2
48	AS47147 AS1299 AS8220 AS15576	2	<1%	2
49	AS202032 AS6939 AS8220 AS15576	2	<1%	2
50	AS28917 AS3257 AS3356 AS15576	2	<1%	1

50 of 250 paths shown. All of them are in the JSON.

More prefixes from AS15576

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 20:49 UTC, fetched just now.