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

2a00:1b30::/33 is announced by AS25478 IHOME-AS and seen by 367 peers of 23 RIPE RIS collectors, over 270 different AS paths. Its busiest upstreams are AS20764 RASCOM-AS (69%), AS9049 ERTH-TRANSIT-AS (17%) and AS1299 TWELVE99 (11%). The most common path, used by 14 peers, is AS6939 AS20764 AS25478.

Routes checked 02:51:32 UTC

No change in the origin, the upstreams or the number of peers since 02:51 UTC, 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 14 of 367 peers (4%) number on a line = peers using that link RIS data up to 02:50 UTC what the colours mean 12 of 270 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

367collector peers

23RIS collectors

270distinct AS paths

3.6average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS20764 RASCOM-AS CJSC RASCOM	254	69%
AS9049 ERTH-TRANSIT-AS JSC "ER-Telecom Holding"	61	17%
AS1299 TWELVE99 Arelion Sweden AB	41	11%
AS50384 W-IX_LTD iHome LLC	8	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	252	69%
AS6939 Hurricane Electric LLC	104	28%
AS9049 ERTH-TRANSIT-AS JSC "ER-Telecom Holding"	61	17%
AS1299 TWELVE99 Arelion Sweden AB	39	11%
AS9002 RETN-AS RETN Limited	33	9%
AS20485 TRANSTELECOM Joint Stock Company TransTeleCom	17	5%
AS50384 W-IX_LTD iHome LLC	8	2%
AS23764 CTGNet	6	2%
AS3356 Level 3 Parent, LLC	5	1%
AS12389 ROSTELECOM-AS PJSC Rostelecom	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	AS6939 AS20764 AS25478	14	4%	13
2	AS9002 AS9049 AS25478	8	2%	7
3	AS8218 AS20764 AS25478	7	2%	6
4	AS24482 AS20764 AS25478	6	2%	6
5	AS6461 AS1299 AS25478	5	1%	5
6	AS13030 AS20764 AS25478	4	1%	4
7	AS14840 AS20764 AS25478	4	1%	2
8	AS12779 AS20764 AS25478	4	1%	4
9	AS24482 AS9002 AS9049 AS25478	4	1%	4
10	AS199524 AS1299 AS25478	3	<1%	3
11	AS34019 AS20764 AS25478	3	<1%	3
12	AS15547 AS20764 AS25478	3	<1%	3
13	AS25091 AS20764 AS25478	3	<1%	3
14	AS48185 AS6939 AS20764 AS25478	3	<1%	3
15	AS49544 AS6939 AS20764 AS25478	3	<1%	3
16	AS48362 AS6939 AS20764 AS25478	3	<1%	3
17	AS3491 AS20485 AS9049 AS25478	3	<1%	3
18	AS1299 AS25478	2	<1%	2
19	AS20764 AS25478	2	<1%	2
20	AS2497 AS1299 AS25478	2	<1%	2
21	AS6762 AS20764 AS25478	2	<1%	2
22	AS50628 AS20764 AS25478	2	<1%	2
23	AS37721 AS1299 AS25478	2	<1%	1
24	AS31027 AS20764 AS25478	2	<1%	1
25	AS8529 AS20764 AS25478	2	<1%	2
26	AS3257 AS12389 AS25478	2	<1%	2
27	AS47692 AS20764 AS25478	2	<1%	2
28	AS51184 AS20764 AS25478	2	<1%	2
29	AS199524 AS20764 AS25478	2	<1%	2
30	AS3320 AS1299 AS25478	2	<1%	2
31	AS6830 AS1299 AS25478	2	<1%	2
32	AS12859 AS20764 AS25478	2	<1%	1
33	AS47147 AS1299 AS25478	2	<1%	2
34	AS49544 AS20764 AS25478	2	<1%	2
35	AS28917 AS20764 AS25478	2	<1%	1
36	AS19151 AS6939 AS20764 AS25478	2	<1%	2
37	AS51185 AS6939 AS20764 AS25478	2	<1%	2
38	AS852 AS6939 AS20764 AS25478	2	<1%	2
39	AS1403 AS6939 AS20764 AS25478	2	<1%	1
40	AS34927 AS6939 AS20764 AS25478	2	<1%	2
41	AS6667 AS9002 AS9049 AS25478	2	<1%	2
42	AS212483 AS20485 AS9049 AS25478	2	<1%	1
43	AS62167 AS9002 AS9049 AS25478	2	<1%	2
44	AS202032 AS6939 AS20764 AS25478	2	<1%	2
45	AS59890 AS9002 AS9049 AS25478	2	<1%	2
46	AS20612 AS9002 AS9049 AS25478	2	<1%	1
47	AS58057 AS9002 AS9049 AS25478	2	<1%	1
48	AS35280 AS6939 AS20764 AS25478	2	<1%	2
49	AS206271 AS60707 AS6939 AS20764 AS25478	2	<1%	1
50	AS35710 AS23764 AS20485 AS9049 AS25478	2	<1%	2

50 of 270 paths shown. All of them are in the JSON.

More prefixes from AS25478

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 02:50 UTC, fetched just now.