BGP map for 2a00:1b30::/33

2a00:1b30::/33 is announced by AS25478 IHOME-AS and seen by 360 peers of 23 RIPE RIS collectors, over 266 different AS paths. Its busiest upstreams are AS20764 RASCOM-AS (75%), AS9049 ERTH-TRANSIT-AS (12%) and AS1299 TWELVE99 (11%). The most common path, used by 15 peers, is AS6939 AS20764 AS25478.

Routes checked 12:42:50 UTC

No change in the origin, the upstreams or the number of peers since 06:28 UTC on 26 Oct, when this site first looked at 2a00:1b30::/33.

AS-path graph toward 2a00:1b30::/33

origin Tier 1Tier 2transitedge network prefix best path: chosen by 15 of 360 peers (4%) number on a line = peers using that link RIS data up to 09:59 UTC what the colours mean 12 of 266 paths drawn 5 quieter networks left out

View JSON Raw upstream

360collector peers

23RIS collectors

266distinct AS paths

3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS20764 RASCOM-AS CJSC RASCOM	270	75%
AS9049 ERTH-TRANSIT-AS JSC "ER-Telecom Holding"	43	12%
AS1299 TWELVE99 Arelion Sweden AB	38	11%
AS50384 W-IX_LTD iHome LLC	6	2%
AS12389 ROSTELECOM-AS PJSC Rostelecom	3	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS20764 RASCOM-AS CJSC RASCOM	268	74%
AS6939 Hurricane Electric LLC	115	32%
AS9049 ERTH-TRANSIT-AS JSC "ER-Telecom Holding"	43	12%
AS1299 TWELVE99 Arelion Sweden AB	36	10%
AS57304 RETNRU-AS JSC "RetnNet"	25	7%
AS9002 RETN-AS RETN Limited	19	5%
AS20485 TRANSTELECOM Joint Stock Company TransTeleCom	18	5%
AS23764 CTGNet	7	2%
AS50384 W-IX_LTD iHome LLC	6	2%
AS3356 Level 3 Parent, LLC	5	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 AS20764 AS25478	15	4%	13
2	AS8218 AS20764 AS25478	7	2%	6
3	AS9002 AS57304 AS9049 AS25478	6	2%	6
4	AS24482 AS20764 AS25478	5	1%	5
5	AS6461 AS1299 AS25478	5	1%	5
6	AS12779 AS20764 AS25478	4	1%	4
7	AS13030 AS20764 AS25478	4	1%	4
8	AS14840 AS20764 AS25478	4	1%	2
9	AS24482 AS9002 AS57304 AS9049 AS25478	4	1%	4
10	AS34019 AS20764 AS25478	3	<1%	3
11	AS15547 AS20764 AS25478	3	<1%	3
12	AS25091 AS20764 AS25478	3	<1%	3
13	AS48185 AS6939 AS20764 AS25478	3	<1%	3
14	AS3491 AS20485 AS9049 AS25478	3	<1%	3
15	AS48362 AS6939 AS20764 AS25478	3	<1%	3
16	AS49544 AS6939 AS20764 AS25478	3	<1%	3
17	AS1299 AS25478	2	<1%	2
18	AS20764 AS25478	2	<1%	2
19	AS6830 AS1299 AS25478	2	<1%	2
20	AS25160 AS20764 AS25478	2	<1%	2
21	AS3257 AS20764 AS25478	2	<1%	2
22	AS3320 AS1299 AS25478	2	<1%	2
23	AS212483 AS20764 AS25478	2	<1%	1
24	AS199524 AS20764 AS25478	2	<1%	2
25	AS12859 AS20764 AS25478	2	<1%	1
26	AS47147 AS1299 AS25478	2	<1%	2
27	AS49544 AS20764 AS25478	2	<1%	2
28	AS47692 AS20764 AS25478	2	<1%	2
29	AS51184 AS20764 AS25478	2	<1%	2
30	AS2497 AS1299 AS25478	2	<1%	2
31	AS6762 AS20764 AS25478	2	<1%	2
32	AS28917 AS20764 AS25478	2	<1%	1
33	AS1403 AS6939 AS20764 AS25478	2	<1%	1
34	AS852 AS6939 AS20764 AS25478	2	<1%	2
35	AS50628 AS6939 AS20764 AS25478	2	<1%	2
36	AS34927 AS6939 AS20764 AS25478	2	<1%	2
37	AS6424 AS6939 AS20764 AS25478	2	<1%	2
38	AS62167 AS6939 AS20764 AS25478	2	<1%	2
39	AS59890 AS6939 AS20764 AS25478	2	<1%	2
40	AS23764 AS20485 AS9049 AS25478	2	<1%	2
41	AS202032 AS6939 AS20764 AS25478	2	<1%	2
42	AS51185 AS6939 AS20764 AS25478	2	<1%	2
43	AS19151 AS6939 AS20764 AS25478	2	<1%	2
44	AS35280 AS6939 AS20764 AS25478	2	<1%	2
45	AS20612 AS8758 AS20764 AS25478	2	<1%	1
46	AS31027 AS6797 AS20764 AS25478	2	<1%	1
47	AS6667 AS9002 AS57304 AS9049 AS25478	2	<1%	2
48	AS35710 AS23764 AS20485 AS9049 AS25478	2	<1%	2
49	AS58057 AS9002 AS57304 AS9049 AS25478	2	<1%	1
50	AS142289 AS9583 AS6939 AS20764 AS25478	2	<1%	1

50 of 266 paths shown. All of them are in the JSON.

More prefixes from AS25478

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 09:59 UTC, fetched 1 hour ago.