BGP map for 173.218.208.0/20

173.218.208.0/20 is announced by AS19108 Optimum and seen by 326 peers of 23 RIPE RIS collectors, over 251 different AS paths. Its busiest upstreams are AS1299 TWELVE99 (39%), AS6461 Zayo Bandwidth (36%) and AS174 Cogent Communications, LLC (13%). The most common path, used by 10 peers, is AS24482 AS6461 AS19108.

Routes checked 18:50:30 UTC

Recent route changes

8 Nov 18:50 UTCThe prefix is announced again, seen by 326 collector peers
7 Nov 20:49 UTCNo collector peer sees the prefix any more

AS-path graph toward 173.218.208.0/20

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 326 peers (3%) number on a line = peers using that link RIS data up to 18:50 UTC what the colours mean 12 of 251 paths drawn 6 quieter networks left out

View JSON Raw upstream

326collector peers

23RIS collectors

251distinct AS paths

3.4average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	128	39%
AS6461 Zayo Bandwidth	118	36%
AS174 Cogent Communications, LLC	43	13%
AS6939 Hurricane Electric LLC	21	6%
AS3303 SWISSCOM Swisscom (Schweiz) AG	4	1%
AS49544 i3Dnet i3D.net B.V	2	<1%
AS19151 BroadbandONE, LLC	2	<1%
AS60068 CDN77 Datacamp Limited	2	<1%
AS1031 PEER 1031 LLC	2	<1%
AS14907 Wikimedia Foundation Inc.	1	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS1299 TWELVE99 Arelion Sweden AB	126	39%
AS6461 Zayo Bandwidth	113	35%
AS174 Cogent Communications, LLC	43	13%
AS6939 Hurricane Electric LLC	21	6%
AS2914 NTT America, Inc.	8	2%
AS3356 Level 3 Parent, LLC	7	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	6	2%
AS34549 MEER-AS meerfarbig GmbH & Co. KG	4	1%
AS3303 SWISSCOM Swisscom (Schweiz) AG	4	1%
AS1764 NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	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	AS24482 AS6461 AS19108	10	3%	10
2	AS8218 AS6461 AS19108	7	2%	6
3	AS6461 AS19108	5	2%	5
4	AS199524 AS1299 AS19108	5	2%	5
5	AS13030 AS6461 AS19108	4	1%	4
6	AS9002 AS6461 AS19108	4	1%	4
7	AS14840 AS174 AS19108	4	1%	2
8	AS47147 AS1299 AS19108	4	1%	4
9	AS48185 AS6461 AS19108	3	<1%	3
10	AS34927 AS1299 AS19108	3	<1%	3
11	AS3214 AS6461 AS19108	3	<1%	3
12	AS14907 AS1299 AS19108	3	<1%	3
13	AS25091 AS6461 AS19108	3	<1%	3
14	AS48362 AS1299 AS19108	3	<1%	3
15	AS1299 AS19108	2	<1%	2
16	AS49544 AS19108	2	<1%	2
17	AS19151 AS19108	2	<1%	2
18	AS917 AS60068 AS19108	2	<1%	2
19	AS3257 AS1299 AS19108	2	<1%	2
20	AS6830 AS1299 AS19108	2	<1%	2
21	AS2914 AS6461 AS19108	2	<1%	2
22	AS62167 AS174 AS19108	2	<1%	2
23	AS25160 AS1299 AS19108	2	<1%	2
24	AS42473 AS1299 AS19108	2	<1%	2
25	AS8529 AS1299 AS19108	2	<1%	2
26	AS34019 AS6461 AS19108	2	<1%	2
27	AS15547 AS6461 AS19108	2	<1%	2
28	AS12779 AS6461 AS19108	2	<1%	2
29	AS6762 AS1299 AS19108	2	<1%	2
30	AS59890 AS6939 AS19108	2	<1%	2
31	AS271253 AS174 AS19108	2	<1%	1
32	AS35280 AS1299 AS19108	2	<1%	2
33	AS2497 AS1299 AS19108	2	<1%	2
34	AS58057 AS34549 AS6461 AS19108	2	<1%	2
35	AS49544 AS3356 AS6461 AS19108	2	<1%	1
36	AS31027 AS6797 AS6461 AS19108	2	<1%	1
37	AS35710 AS3320 AS1299 AS19108	2	<1%	2
38	AS51184 AS1764 AS1299 AS19108	2	<1%	2
39	AS47692 AS2914 AS6461 AS19108	2	<1%	2
40	AS51185 AS6762 AS1299 AS19108	2	<1%	2
41	AS20612 AS9044 AS174 AS19108	2	<1%	1
42	AS142289 AS9583 AS6453 AS1299 AS19108	2	<1%	1
43	AS14907 AS19108	1	<1%	1
44	AS18106 AS19108	1	<1%	1
45	AS199524 AS19108	1	<1%	1
46	AS6894 AS174 AS19108	1	<1%	1
47	AS31742 AS1299 AS19108	1	<1%	1
48	AS35266 AS1299 AS19108	1	<1%	1
49	AS1828 AS6461 AS19108	1	<1%	1
50	AS3320 AS6461 AS19108	1	<1%	1

50 of 251 paths shown. All of them are in the JSON.

More prefixes from AS19108

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 18:50 UTC, fetched just now.