BGP map for 178.21.168.0/24

178.21.168.0/24 is announced by AS199081 LANCOM and seen by 329 peers of 23 RIPE RIS collectors, over 257 different AS paths. Its busiest upstreams are AS9002 RETN-AS (31%), AS3356 Level 3 Parent, LLC (24%) and AS174 Cogent Communications, LLC (23%). The most common path, used by 7 peers, is AS8218 AS9002 AS199081.

Routes checked 18:08:11 UTC

No change in the origin, the upstreams or the number of peers since 03:44 UTC on 29 Oct, when this site first looked at 178.21.168.0/24.

AS-path graph toward 178.21.168.0/24

origin Tier 1Tier 2edge network prefix best path: chosen by 7 of 329 peers (2%) number on a line = peers using that link RIS data up to 18:07 UTC what the colours mean 12 of 257 paths drawn 5 quieter networks left out

View JSON Raw upstream

329collector peers

23RIS collectors

257distinct AS paths

3.4average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS9002 RETN-AS RETN Limited	103	31%
AS3356 Level 3 Parent, LLC	78	24%
AS174 Cogent Communications, LLC	75	23%
AS3257 GTT-BACKBONE GTT Communications Inc.	55	17%
AS6939 Hurricane Electric LLC	12	4%
AS197580 AS-CONNECTICORE Connecticore Telecommunications Information Technology S.A	1	<1%
AS56457 FASTPATH FASTPATH IKE	1	<1%
AS51185 MAINSTREAMING-AS MainStreaming SpA	1	<1%
AS8280 SYNAPSECOM-AS SYNAPSECOM S.A. Provider of Telecommunications and Internet Services	1	<1%
AS286 KPN GTT Communications Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS9002 RETN-AS RETN Limited	99	30%
AS3356 Level 3 Parent, LLC	78	24%
AS174 Cogent Communications, LLC	75	23%
AS3257 GTT-BACKBONE GTT Communications Inc.	54	16%
AS2914 NTT America, Inc.	20	6%
AS1299 TWELVE99 Arelion Sweden AB	16	5%
AS6939 Hurricane Electric LLC	12	4%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	5	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	4	1%
AS8758 IWAY Iway 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	AS8218 AS9002 AS199081	7	2%	6
2	AS24482 AS2914 AS3257 AS199081	6	2%	6
3	AS24482 AS2914 AS3356 AS199081	5	2%	5
4	AS9002 AS199081	4	1%	4
5	AS12779 AS3257 AS199081	4	1%	4
6	AS14840 AS3356 AS199081	4	1%	2
7	AS199524 AS174 AS199081	4	1%	4
8	AS6461 AS9002 AS199081	4	1%	4
9	AS47147 AS9002 AS199081	4	1%	4
10	AS13030 AS1299 AS174 AS199081	4	1%	4
11	AS48185 AS3356 AS199081	3	<1%	3
12	AS3214 AS9002 AS199081	3	<1%	3
13	AS49544 AS3356 AS199081	3	<1%	2
14	AS49544 AS9002 AS199081	3	<1%	3
15	AS35280 AS3356 AS199081	3	<1%	3
16	AS25091 AS9002 AS199081	3	<1%	3
17	AS48362 AS9002 AS199081	3	<1%	3
18	AS3320 AS3257 AS199081	2	<1%	2
19	AS25160 AS174 AS199081	2	<1%	2
20	AS42473 AS9002 AS199081	2	<1%	2
21	AS1299 AS174 AS199081	2	<1%	2
22	AS50628 AS3356 AS199081	2	<1%	2
23	AS3491 AS174 AS199081	2	<1%	2
24	AS15547 AS174 AS199081	2	<1%	2
25	AS6762 AS9002 AS199081	2	<1%	2
26	AS59890 AS3356 AS199081	2	<1%	2
27	AS271253 AS3356 AS199081	2	<1%	1
28	AS19151 AS9002 AS199081	2	<1%	2
29	AS917 AS60068 AS174 AS199081	2	<1%	2
30	AS58057 AS34549 AS3257 AS199081	2	<1%	2
31	AS31027 AS6797 AS9002 AS199081	2	<1%	1
32	AS35710 AS3320 AS3257 AS199081	2	<1%	2
33	AS14907 AS2914 AS3356 AS199081	2	<1%	2
34	AS51184 AS1764 AS9002 AS199081	2	<1%	2
35	AS34019 AS25091 AS9002 AS199081	2	<1%	2
36	AS47692 AS2914 AS3257 AS199081	2	<1%	2
37	AS51185 AS6762 AS9002 AS199081	2	<1%	2
38	AS20612 AS8758 AS9002 AS199081	2	<1%	1
39	AS142289 AS9583 AS4755 AS6453 AS9002 AS199081	2	<1%	1
40	AS197580 AS199081	1	<1%	1
41	AS56457 AS199081	1	<1%	1
42	AS51185 AS199081	1	<1%	1
43	AS3257 AS199081	1	<1%	1
44	AS15692 AS174 AS199081	1	<1%	1
45	AS6894 AS174 AS199081	1	<1%	1
46	AS31742 AS174 AS199081	1	<1%	1
47	AS35266 AS3257 AS199081	1	<1%	1
48	AS286 AS3257 AS199081	1	<1%	1
49	AS6461 AS174 AS199081	1	<1%	1
50	AS6830 AS3356 AS199081	1	<1%	1

50 of 257 paths shown. All of them are in the JSON.

More prefixes from AS199081

Routes seen by RIPE RIS in the 24 hours up to 9 Nov 2026, 18:07 UTC, fetched just now.