BGP map for 2001:4b78::/32

2001:4b78::/32 is announced by AS12637 SEEWEB and seen by 340 peers of 23 RIPE RIS collectors, over 239 different AS paths. Its busiest upstreams are AS2914 NTT America, Inc. (46%), AS6939 Hurricane Electric LLC (33%) and AS8218 NEO-ASN (4%). The most common path, used by 11 peers, is AS24482 AS12637.

Routes checked 02:43:09 UTC

No change in the origin, the upstreams or the number of peers since 02:43 UTC, when this site first looked at 2001:4b78::/32.

AS-path graph toward 2001:4b78::/32

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 340 peers (3%) number on a line = peers using that link RIS data up to 02:42 UTC what the colours mean 12 of 239 paths drawn 2 quieter networks left out

Download PNG View JSON Raw upstream

340collector peers

23RIS collectors

239distinct AS paths

3.2average AS hops, 1 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS2914 NTT America, Inc.	155	46%
AS6939 Hurricane Electric LLC	111	33%
AS8218 NEO-ASN Zayo Infrastructure France SA	13	4%
AS24482 SG.GS	12	4%
AS13030 INIT7 Init7 (Switzerland) Ltd.	7	2%
AS14840 BR.Digital Telecom	5	1%
AS5405 INTERDOTLINK Inter.link GmbH	5	1%
AS12779 ITGATE IT.Gate S.p.A.	4	1%
AS29632 NASSIST-AS Netassist International EOOD	3	<1%
AS51185 MAINSTREAMING-AS MainStreaming SpA	2	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS2914 NTT America, Inc.	152	45%
AS6939 Hurricane Electric LLC	102	30%
AS1299 TWELVE99 Arelion Sweden AB	20	6%
AS174 Cogent Communications, LLC	8	2%
AS8218 NEO-ASN Zayo Infrastructure France SA	6	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	5	1%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	5	1%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	5	1%
AS3356 Level 3 Parent, LLC	4	1%
AS5405 INTERDOTLINK Inter.link GmbH	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	AS24482 AS12637	11	3%	11
2	AS6939 AS12637	9	3%	9
3	AS8218 AS12637	7	2%	6
4	AS9002 AS2914 AS12637	5	1%	5
5	AS6461 AS2914 AS12637	5	1%	5
6	AS13030 AS12637	4	1%	4
7	AS14840 AS12637	4	1%	2
8	AS12779 AS12637	4	1%	4
9	AS14907 AS6939 AS12637	4	1%	4
10	AS58057 AS6939 AS12637	4	1%	3
11	AS199524 AS6939 AS12637	4	1%	4
12	AS2914 AS12637	3	<1%	3
13	AS48185 AS2914 AS12637	3	<1%	3
14	AS34927 AS6939 AS12637	3	<1%	2
15	AS3214 AS6939 AS12637	3	<1%	3
16	AS34019 AS8218 AS12637	3	<1%	3
17	AS3491 AS2914 AS12637	3	<1%	3
18	AS35280 AS2914 AS12637	3	<1%	3
19	AS15547 AS6939 AS12637	3	<1%	3
20	AS25091 AS2914 AS12637	3	<1%	3
21	AS12637	2	<1%	1
22	AS51185 AS12637	2	<1%	2
23	AS8529 AS12637	2	<1%	2
24	AS49544 AS12637	2	<1%	2
25	AS212483 AS12637	2	<1%	1
26	AS2497 AS2914 AS12637	2	<1%	2
27	AS19151 AS2914 AS12637	2	<1%	2
28	AS6762 AS2914 AS12637	2	<1%	2
29	AS852 AS2914 AS12637	2	<1%	2
30	AS37721 AS6939 AS12637	2	<1%	1
31	AS49544 AS2914 AS12637	2	<1%	2
32	AS35710 AS6939 AS12637	2	<1%	2
33	AS1299 AS2914 AS12637	2	<1%	2
34	AS3257 AS2914 AS12637	2	<1%	2
35	AS47692 AS6939 AS12637	2	<1%	2
36	AS51184 AS6939 AS12637	2	<1%	2
37	AS199524 AS2914 AS12637	2	<1%	2
38	AS3320 AS2914 AS12637	2	<1%	2
39	AS6830 AS2914 AS12637	2	<1%	2
40	AS12859 AS2914 AS12637	2	<1%	1
41	AS25160 AS2914 AS12637	2	<1%	2
42	AS62167 AS6939 AS12637	2	<1%	2
43	AS202032 AS6939 AS12637	2	<1%	2
44	AS59890 AS6939 AS12637	2	<1%	2
45	AS199524 AS1299 AS2914 AS12637	2	<1%	2
46	AS1403 AS577 AS6939 AS12637	2	<1%	1
47	AS49544 AS3356 AS2914 AS12637	2	<1%	1
48	AS31027 AS1299 AS2914 AS12637	2	<1%	1
49	AS142289 AS9583 AS2914 AS12637	2	<1%	1
50	AS48362 AS1764 AS6939 AS12637	2	<1%	2

50 of 239 paths shown. All of them are in the JSON.

More prefixes from AS12637

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 02:42 UTC, fetched just now.