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 270 different AS paths. Its busiest upstreams are AS4766 Korea Telecom (42%), AS174 Cogent Communications, LLC (30%) and AS3491 PCCW Global (HK) Ltd. (28%). The most common path, used by 10 peers, is AS6939 AS4766 AS9957.

Routes checked 11:54:13 UTC

No change in the origin, the upstreams or the number of peers since 00:57 UTC on 27 Oct, 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 09:59 UTC what the colours mean 12 of 270 paths drawn 2 quieter networks left out

View JSON Raw upstream

357collector peers

23RIS collectors

270distinct AS paths

3.8average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS4766 Korea Telecom	149	42%
AS174 Cogent Communications, LLC	106	30%
AS3491 PCCW Global (HK) Ltd.	99	28%
AS9957 KINX	3	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS4766 Korea Telecom	149	42%
AS6939 Hurricane Electric LLC	121	34%
AS174 Cogent Communications, LLC	106	30%
AS3491 PCCW Global (HK) Ltd.	96	27%
AS2914 NTT America, Inc.	22	6%
AS3356 Level 3 Parent, LLC	14	4%
AS3320 DTAG Deutsche Telekom AG	9	3%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	7	2%
AS9002 RETN-AS RETN Limited	6	2%
AS6453 TATA COMMUNICATIONS (AMERICA) INC	6	2%

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	AS13030 AS3491 AS9957	4	1%	4
5	AS9002 AS3491 AS9957	4	1%	4
6	AS199524 AS3491 AS9957	4	1%	4
7	AS34927 AS6939 AS4766 AS9957	4	1%	3
8	AS12779 AS6939 AS4766 AS9957	4	1%	4
9	AS47147 AS3320 AS3491 AS9957	4	1%	4
10	AS3491 AS9957	3	<1%	3
11	AS2914 AS3491 AS9957	3	<1%	3
12	AS6461 AS3491 AS9957	3	<1%	3
13	AS49544 AS3491 AS9957	3	<1%	3
14	AS199524 AS174 AS9957	3	<1%	3
15	AS48185 AS6939 AS4766 AS9957	3	<1%	3
16	AS48362 AS6939 AS4766 AS9957	3	<1%	3
17	AS14840 AS6939 AS4766 AS9957	3	<1%	2
18	AS3320 AS3491 AS9957	2	<1%	2
19	AS3257 AS174 AS9957	2	<1%	2
20	AS6830 AS174 AS9957	2	<1%	2
21	AS25160 AS174 AS9957	2	<1%	2
22	AS1299 AS4766 AS9957	2	<1%	2
23	AS6461 AS174 AS9957	2	<1%	2
24	AS14907 AS3491 AS9957	2	<1%	2
25	AS15547 AS174 AS9957	2	<1%	2
26	AS59890 AS174 AS9957	2	<1%	2
27	AS271253 AS174 AS9957	2	<1%	1
28	AS55720 AS2914 AS3491 AS9957	2	<1%	1
29	AS50628 AS3356 AS174 AS9957	2	<1%	2
30	AS58057 AS34549 AS174 AS9957	2	<1%	2
31	AS6424 AS6939 AS4766 AS9957	2	<1%	2
32	AS62167 AS6939 AS4766 AS9957	2	<1%	2
33	AS42473 AS9002 AS3491 AS9957	2	<1%	2
34	AS3214 AS6939 AS4766 AS9957	2	<1%	2
35	AS917 AS60068 AS4766 AS9957	2	<1%	2
36	AS8529 AS6453 AS3491 AS9957	2	<1%	2
37	AS47692 AS2914 AS3491 AS9957	2	<1%	2
38	AS51184 AS1764 AS174 AS9957	2	<1%	2
39	AS51185 AS6762 AS174 AS9957	2	<1%	2
40	AS202032 AS6939 AS4766 AS9957	2	<1%	2
41	AS19151 AS6939 AS4766 AS9957	2	<1%	2
42	AS35710 AS3320 AS3491 AS9957	2	<1%	2
43	AS49544 AS3356 AS3491 AS9957	2	<1%	1
44	AS142289 AS9583 AS4766 AS9957	2	<1%	1
45	AS31027 AS6939 AS4766 AS9957	2	<1%	1
46	AS20612 AS8758 AS9002 AS3491 AS9957	2	<1%	1
47	AS7018 AS3491 AS9957	1	<1%	1
48	AS852 AS3491 AS9957	1	<1%	1
49	AS37721 AS174 AS9957	1	<1%	1
50	AS50300 AS174 AS9957	1	<1%	1

50 of 270 paths shown. All of them are in the JSON.

More prefixes from AS9957

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 09:59 UTC, fetched just now.