BGP map for 181.45.160.0/20

181.45.160.0/20 is announced by AS27747 Telecentro S.A. and seen by 325 peers of 23 RIPE RIS collectors, over 247 different AS paths. Its busiest upstreams are AS174 Cogent Communications, LLC (99%), AS49544 i3Dnet (<1%) and AS7195 EDGEUNO S.A.S (<1%). The most common path, used by 10 peers, is AS24482 AS2914 AS174 AS27747.

Routes checked 21:53:09 UTC

No change in the origin, the upstreams or the number of peers since 21:53 UTC, when this site first looked at 181.45.160.0/20.

AS-path graph toward 181.45.160.0/20

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 325 peers (3%) number on a line = peers using that link RIS data up to 21:53 UTC what the colours mean 12 of 247 paths drawn 5 quieter networks left out

Download PNG View JSON Raw upstream

325collector peers

23RIS collectors

247distinct AS paths

3.8average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	323	99%
AS49544 i3Dnet i3D.net B.V	1	<1%
AS7195 EDGEUNO S.A.S	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS174 Cogent Communications, LLC	323	99%
AS1299 TWELVE99 Arelion Sweden AB	66	20%
AS2914 NTT America, Inc.	25	8%
AS3356 Level 3 Parent, LLC	23	7%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	10	3%
AS6461 Zayo Bandwidth	9	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	9	3%
AS29169 GANDI-AS GANDI SAS	4	1%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	4	1%
AS3320 DTAG Deutsche Telekom AG	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 AS2914 AS174 AS27747	10	3%	10
2	AS199524 AS174 AS27747	9	3%	9
3	AS8218 AS6461 AS174 AS27747	7	2%	6
4	AS6461 AS174 AS27747	5	2%	5
5	AS12779 AS174 AS27747	4	1%	4
6	AS14840 AS174 AS27747	4	1%	2
7	AS13030 AS1299 AS174 AS27747	4	1%	4
8	AS9002 AS3356 AS174 AS27747	4	1%	4
9	AS47147 AS1299 AS174 AS27747	4	1%	4
10	AS2914 AS174 AS27747	3	<1%	3
11	AS3491 AS174 AS27747	3	<1%	3
12	AS51185 AS6762 AS174 AS27747	3	<1%	3
13	AS14907 AS1299 AS174 AS27747	3	<1%	3
14	AS34019 AS29169 AS174 AS27747	3	<1%	3
15	AS48362 AS1299 AS174 AS27747	3	<1%	3
16	AS3257 AS174 AS27747	2	<1%	2
17	AS6830 AS174 AS27747	2	<1%	2
18	AS3320 AS174 AS27747	2	<1%	2
19	AS62167 AS174 AS27747	2	<1%	2
20	AS25160 AS174 AS27747	2	<1%	2
21	AS1299 AS174 AS27747	2	<1%	2
22	AS15547 AS174 AS27747	2	<1%	2
23	AS6762 AS174 AS27747	2	<1%	2
24	AS59890 AS174 AS27747	2	<1%	2
25	AS271253 AS174 AS27747	2	<1%	1
26	AS2497 AS174 AS27747	2	<1%	2
27	AS19151 AS174 AS27747	2	<1%	2
28	AS917 AS60068 AS174 AS27747	2	<1%	2
29	AS42473 AS1299 AS174 AS27747	2	<1%	2
30	AS34927 AS1299 AS174 AS27747	2	<1%	2
31	AS58057 AS34549 AS174 AS27747	2	<1%	2
32	AS31027 AS1299 AS174 AS27747	2	<1%	1
33	AS35710 AS3320 AS174 AS27747	2	<1%	2
34	AS49544 AS2914 AS174 AS27747	2	<1%	2
35	AS35280 AS3356 AS174 AS27747	2	<1%	2
36	AS51184 AS1764 AS174 AS27747	2	<1%	2
37	AS49544 AS1299 AS174 AS27747	2	<1%	2
38	AS20612 AS9044 AS174 AS27747	2	<1%	1
39	AS142289 AS9583 AS4755 AS6453 AS174 AS27747	2	<1%	1
40	AS49544 AS27747	1	<1%	1
41	AS31742 AS174 AS27747	1	<1%	1
42	AS6424 AS174 AS27747	1	<1%	1
43	AS39122 AS174 AS27747	1	<1%	1
44	AS3170 AS174 AS27747	1	<1%	1
45	AS7018 AS174 AS27747	1	<1%	1
46	AS132825 AS174 AS27747	1	<1%	1
47	AS20205 AS174 AS27747	1	<1%	1
48	AS34549 AS174 AS27747	1	<1%	1
49	AS852 AS174 AS27747	1	<1%	1
50	AS37721 AS174 AS27747	1	<1%	1

50 of 247 paths shown. All of them are in the JSON.

More prefixes from AS27747

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 21:53 UTC, fetched just now.