BGP map for 2a05:b42::/32

2a05:b42::/32 is announced by AS57043 HOSTKEY-AS and seen by 316 peers of 23 RIPE RIS collectors, over 243 different AS paths. Its busiest upstreams are AS3257 GTT-BACKBONE (51%), AS174 Cogent Communications, LLC (49%) and AS286 KPN (<1%). The most common path, used by 9 peers, is AS24482 AS2914 AS3257 AS57043.

Routes checked 22:43:08 UTC

No change in the origin, the upstreams or the number of peers since 02:52 UTC on 30 Oct, when this site first looked at 2a05:b42::/32.

AS-path graph toward 2a05:b42::/32

origin Tier 1Tier 2edge network prefix best path: chosen by 9 of 316 peers (3%) number on a line = peers using that link RIS data up to 22:42 UTC what the colours mean 12 of 243 paths drawn 4 quieter networks left out

View JSON Raw upstream

316collector peers

23RIS collectors

243distinct AS paths

3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS3257 GTT-BACKBONE GTT Communications Inc.	161	51%
AS174 Cogent Communications, LLC	154	49%
AS286 KPN GTT Communications Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS3257 GTT-BACKBONE GTT Communications Inc.	159	50%
AS174 Cogent Communications, LLC	154	49%
AS6939 Hurricane Electric LLC	53	17%
AS1299 TWELVE99 Arelion Sweden AB	31	10%
AS2914 NTT America, Inc.	17	5%
AS3356 Level 3 Parent, LLC	10	3%
AS6461 Zayo Bandwidth	8	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS3320 DTAG Deutsche Telekom AG	5	2%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	5	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 AS2914 AS3257 AS57043	9	3%	9
2	AS6939 AS3257 AS57043	8	3%	8
3	AS9002 AS3257 AS57043	5	2%	5
4	AS6461 AS174 AS57043	5	2%	5
5	AS14840 AS174 AS57043	4	1%	2
6	AS13030 AS1299 AS174 AS57043	4	1%	4
7	AS8218 AS6461 AS174 AS57043	4	1%	4
8	AS25091 AS3257 AS57043	3	<1%	3
9	AS3214 AS6939 AS3257 AS57043	3	<1%	3
10	AS15547 AS3303 AS3257 AS57043	3	<1%	3
11	AS3257 AS57043	2	<1%	2
12	AS19151 AS174 AS57043	2	<1%	2
13	AS199524 AS3257 AS57043	2	<1%	2
14	AS6762 AS174 AS57043	2	<1%	2
15	AS1299 AS174 AS57043	2	<1%	2
16	AS2914 AS3257 AS57043	2	<1%	2
17	AS6667 AS3257 AS57043	2	<1%	2
18	AS25160 AS174 AS57043	2	<1%	2
19	AS6424 AS174 AS57043	2	<1%	2
20	AS12779 AS3257 AS57043	2	<1%	2
21	AS28917 AS3257 AS57043	2	<1%	1
22	AS59890 AS174 AS57043	2	<1%	2
23	AS3491 AS174 AS57043	2	<1%	2
24	AS1403 AS577 AS174 AS57043	2	<1%	1
25	AS58057 AS34549 AS3257 AS57043	2	<1%	2
26	AS34927 AS6939 AS3257 AS57043	2	<1%	1
27	AS49544 AS3356 AS3257 AS57043	2	<1%	1
28	AS49544 AS2914 AS174 AS57043	2	<1%	2
29	AS47147 AS3320 AS3257 AS57043	2	<1%	2
30	AS47692 AS6939 AS3257 AS57043	2	<1%	2
31	AS48362 AS1764 AS174 AS57043	2	<1%	2
32	AS51184 AS6939 AS3257 AS57043	2	<1%	2
33	AS8218 AS6461 AS3257 AS57043	2	<1%	2
34	AS12859 AS1299 AS174 AS57043	2	<1%	1
35	AS47147 AS1299 AS174 AS57043	2	<1%	2
36	AS42473 AS1299 AS174 AS57043	2	<1%	2
37	AS62167 AS6939 AS3257 AS57043	2	<1%	2
38	AS917 AS60068 AS174 AS57043	2	<1%	2
39	AS202032 AS6939 AS3257 AS57043	2	<1%	2
40	AS35280 AS3356 AS3257 AS57043	2	<1%	2
41	AS20612 AS9044 AS174 AS57043	2	<1%	1
42	AS58057 AS6939 AS3257 AS57043	2	<1%	1
43	AS14907 AS6939 AS3257 AS57043	2	<1%	2
44	AS142289 AS9583 AS2914 AS174 AS57043	2	<1%	1
45	AS206271 AS60707 AS12735 AS9121 AS3257 AS57043	2	<1%	1
46	AS2497 AS3257 AS57043	1	<1%	1
47	AS52320 AS3257 AS57043	1	<1%	1
48	AS2497 AS174 AS57043	1	<1%	1
49	AS21700 AS174 AS57043	1	<1%	1
50	AS2914 AS174 AS57043	1	<1%	1

50 of 243 paths shown. All of them are in the JSON.

More prefixes from AS57043

Routes seen by RIPE RIS in the 24 hours up to 31 Oct 2026, 22:42 UTC, fetched just now.