BGP map for 37.220.42.0/24

37.220.42.0/24 is announced by AS20836 CDLAN-AS and seen by 334 peers of 23 RIPE RIS collectors, over 256 different AS paths. Its busiest upstreams are AS3356 Level 3 Parent, LLC (46%), AS1299 TWELVE99 (12%) and AS6762 SEABONE-NET (10%). The most common path, used by 11 peers, is AS24482 AS20836.

Routes checked 07:21:55 UTC

No change in the origin, the upstreams or the number of peers since 07:21 UTC, when this site first looked at 37.220.42.0/24.

AS-path graph toward 37.220.42.0/24

origin Tier 1Tier 2edge network prefix best path: chosen by 11 of 334 peers (3%) number on a line = peers using that link RIS data up to 07:21 UTC what the colours mean 12 of 256 paths drawn 4 quieter networks left out

Download PNG View JSON Raw upstream

334collector peers

23RIS collectors

256distinct AS paths

3.2average AS hops, 1 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS3356 Level 3 Parent, LLC	152	46%
AS1299 TWELVE99 Arelion Sweden AB	40	12%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	34	10%
AS6939 Hurricane Electric LLC	17	5%
AS24482 SG.GS	11	3%
AS13030 INIT7 Init7 (Switzerland) Ltd.	11	3%
AS8218 NEO-ASN Zayo Infrastructure France SA	8	2%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%
AS14840 BR.Digital Telecom	5	1%
AS5405 INTERDOTLINK Inter.link GmbH	5	1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS3356 Level 3 Parent, LLC	152	46%
AS1299 TWELVE99 Arelion Sweden AB	38	11%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	32	10%
AS6939 Hurricane Electric LLC	17	5%
AS2914 NTT America, Inc.	15	4%
AS3303 SWISSCOM Swisscom (Schweiz) AG	7	2%
AS13030 INIT7 Init7 (Switzerland) Ltd.	7	2%
AS3257 GTT-BACKBONE GTT Communications Inc.	7	2%
AS3320 DTAG Deutsche Telekom AG	5	1%
AS9002 RETN-AS RETN Limited	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	AS24482 AS20836	11	3%	11
2	AS8218 AS20836	7	2%	6
3	AS6461 AS3356 AS20836	5	1%	5
4	AS13030 AS20836	4	1%	4
5	AS12779 AS20836	4	1%	4
6	AS14840 AS20836	4	1%	2
7	AS199524 AS1299 AS20836	4	1%	4
8	AS199524 AS6762 AS20836	4	1%	4
9	AS2914 AS3356 AS20836	3	<1%	3
10	AS3491 AS3356 AS20836	3	<1%	3
11	AS9002 AS6762 AS20836	3	<1%	3
12	AS48185 AS3356 AS20836	3	<1%	3
13	AS49544 AS3356 AS20836	3	<1%	2
14	AS35280 AS3356 AS20836	3	<1%	3
15	AS34019 AS3303 AS20836	3	<1%	3
16	AS25091 AS3356 AS20836	3	<1%	3
17	AS1299 AS20836	2	<1%	2
18	AS8529 AS20836	2	<1%	2
19	AS51185 AS20836	2	<1%	2
20	AS212483 AS20836	2	<1%	1
21	AS49544 AS20836	2	<1%	2
22	AS6762 AS20836	2	<1%	2
23	AS3257 AS3356 AS20836	2	<1%	2
24	AS6830 AS3356 AS20836	2	<1%	2
25	AS3320 AS3356 AS20836	2	<1%	2
26	AS62167 AS3356 AS20836	2	<1%	2
27	AS25160 AS1299 AS20836	2	<1%	2
28	AS34927 AS1299 AS20836	2	<1%	2
29	AS50628 AS3356 AS20836	2	<1%	2
30	AS31027 AS3356 AS20836	2	<1%	1
31	AS47147 AS1299 AS20836	2	<1%	2
32	AS15547 AS4455 AS20836	2	<1%	2
33	AS59890 AS3356 AS20836	2	<1%	2
34	AS271253 AS3356 AS20836	2	<1%	1
35	AS2497 AS3356 AS20836	2	<1%	2
36	AS58057 AS1836 AS3356 AS20836	2	<1%	2
37	AS58057 AS34549 AS1299 AS20836	2	<1%	2
38	AS35710 AS3320 AS3356 AS20836	2	<1%	2
39	AS51184 AS1764 AS3356 AS20836	2	<1%	2
40	AS48362 AS1764 AS3356 AS20836	2	<1%	2
41	AS20612 AS8758 AS3303 AS20836	2	<1%	1
42	AS19151 AS2914 AS3356 AS20836	2	<1%	2
43	AS142289 AS9583 AS4755 AS6453 AS3356 AS20836	2	<1%	1
44	AS20836	1	<1%	1
45	AS59919 AS20836	1	<1%	1
46	AS198150 AS20836	1	<1%	1
47	AS24961 AS20836	1	<1%	1
48	AS5405 AS20836	1	<1%	1
49	AS13237 AS20836	1	<1%	1
50	AS5392 AS20836	1	<1%	1

50 of 256 paths shown. All of them are in the JSON.

More prefixes from AS20836

Routes seen by RIPE RIS in the 24 hours up to 16 Sep 2026, 07:21 UTC, fetched just now.