BGP map for 121.78.138.0/24

121.78.138.0/24 is announced by 2 networks, mostly AS9957 KINX and seen by 357 peers of 23 RIPE RIS collectors, over 271 different AS paths. Its busiest upstreams are AS4766 Korea Telecom (43%), AS174 Cogent Communications, LLC (29%) and AS3491 PCCW Global (HK) Ltd. (27%). The most common path, used by 10 peers, is AS6939 AS4766 AS9957.

Routes checked 20:13:12 UTC

No change in the origin, the upstreams or the number of peers since 20:13 UTC, when this site first looked at 121.78.138.0/24.

AS-path graph toward 121.78.138.0/24

origin Tier 1Tier 2edge network prefix best path: chosen by 10 of 357 peers (3%) number on a line = peers using that link RIS data up to 20:12 UTC what the colours mean 12 of 271 paths drawn 1 quieter network left out

Download PNG View JSON Raw upstream

357collector peers

23RIS collectors

271distinct AS paths

3.8average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4766 Korea Telecom	152	43%
AS174 Cogent Communications, LLC	105	29%
AS3491 PCCW Global (HK) Ltd.	97	27%
AS9957 KINX	3	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4766 Korea Telecom	152	43%
AS6939 Hurricane Electric LLC	125	35%
AS174 Cogent Communications, LLC	105	29%
AS3491 PCCW Global (HK) Ltd.	94	26%
AS2914 NTT America, Inc.	25	7%
AS3356 Level 3 Parent, LLC	16	4%
AS3320 DTAG Deutsche Telekom AG	8	2%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	8	2%
AS9002 RETN-AS RETN Limited	6	2%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	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	AS6939 AS4766 AS9957	10	3%	10
2	AS24482 AS2914 AS3491 AS9957	10	3%	10
3	AS8218 AS6939 AS4766 AS9957	7	2%	6
4	AS199524 AS174 AS9957	5	1%	5
5	AS13030 AS3491 AS9957	4	1%	4
6	AS9002 AS3491 AS9957	4	1%	4
7	AS199524 AS3491 AS9957	4	1%	4
8	AS12779 AS6939 AS4766 AS9957	4	1%	4
9	AS34927 AS6939 AS4766 AS9957	4	1%	3
10	AS3491 AS9957	3	<1%	3
11	AS6461 AS3491 AS9957	3	<1%	3
12	AS2914 AS3491 AS9957	3	<1%	3
13	AS49544 AS3491 AS9957	3	<1%	3
14	AS48185 AS6939 AS4766 AS9957	3	<1%	3
15	AS14840 AS6939 AS4766 AS9957	3	<1%	2
16	AS48362 AS6939 AS4766 AS9957	3	<1%	3
17	AS47147 AS3320 AS3491 AS9957	3	<1%	3
18	AS3257 AS174 AS9957	2	<1%	2
19	AS6830 AS174 AS9957	2	<1%	2
20	AS3320 AS3491 AS9957	2	<1%	2
21	AS25160 AS174 AS9957	2	<1%	2
22	AS1299 AS4766 AS9957	2	<1%	2
23	AS14907 AS3491 AS9957	2	<1%	2
24	AS15547 AS174 AS9957	2	<1%	2
25	AS6461 AS174 AS9957	2	<1%	2
26	AS59890 AS174 AS9957	2	<1%	2
27	AS271253 AS174 AS9957	2	<1%	1
28	AS62167 AS6939 AS4766 AS9957	2	<1%	2
29	AS42473 AS9002 AS3491 AS9957	2	<1%	2
30	AS3214 AS6939 AS4766 AS9957	2	<1%	2
31	AS55720 AS2914 AS3491 AS9957	2	<1%	1
32	AS50628 AS3356 AS174 AS9957	2	<1%	2
33	AS58057 AS34549 AS174 AS9957	2	<1%	2
34	AS49544 AS3356 AS3491 AS9957	2	<1%	1
35	AS142289 AS9583 AS4766 AS9957	2	<1%	1
36	AS31027 AS6939 AS4766 AS9957	2	<1%	1
37	AS35710 AS3320 AS3491 AS9957	2	<1%	2
38	AS51185 AS6762 AS174 AS9957	2	<1%	2
39	AS34019 AS3303 AS3491 AS9957	2	<1%	2
40	AS51184 AS1764 AS174 AS9957	2	<1%	2
41	AS47692 AS2914 AS3491 AS9957	2	<1%	2
42	AS202032 AS6939 AS4766 AS9957	2	<1%	2
43	AS19151 AS6939 AS4766 AS9957	2	<1%	2
44	AS20612 AS8758 AS15576 AS174 AS9957	2	<1%	1
45	AS1828 AS3491 AS9957	1	<1%	1
46	AS7018 AS3491 AS9957	1	<1%	1
47	AS50304 AS4766 AS9957	1	<1%	1
48	AS132825 AS174 AS9957	1	<1%	1
49	AS20205 AS174 AS9957	1	<1%	1
50	AS34549 AS174 AS9957	1	<1%	1

50 of 271 paths shown. All of them are in the JSON.

More prefixes from AS9957

Routes seen by RIPE RIS in the 24 hours up to 15 Sep 2026, 20:12 UTC, fetched just now.