AS23780 CTB Media Inc.

Company Website:

https://www.ctb.jp

Looking Glass:

https://bgp.he.net/lg/23780

Country of Origin:

Japan

Internet Exchanges: 10

Prefixes Originated (all): 6
Prefixes Originated (v4): 5
Prefixes Originated (v6): 1

Prefixes Announced (all): 6
Prefixes Announced (v4): 5
Prefixes Announced (v6): 1

RPKI Originated Valid (all): 0
RPKI Originated Valid (v4): 0
RPKI Originated Valid (v6): 0

BGP Peers Observed (all): 30
BGP Peers Observed (v4): 26
BGP Peers Observed (v6): 20

IPs Originated (v4): 16,384
AS Paths Observed (v4): 460
AS Paths Observed (v6): 442

Average AS Path Length (all): 4.191
Average AS Path Length (v4): 3.952
Average AS Path Length (v6): 4.439

AS23780 IPv4 Peers

ASN	Name
AS2497	Internet Initiative Japan Inc.
AS6939	Hurricane Electric LLC
AS2519	ARTERIA Networks Corporation
AS17676	SoftBank Corp.
AS8966	Etisalat - Emirates Telecommunications Corporation
AS20485	Joint Stock Company TransTeleCom

AS23780 IPv6 Peers

ASN	Name
AS2519	ARTERIA Networks Corporation
AS2497	Internet Initiative Japan Inc.
AS17676	SoftBank Corp.

AS23780 IPv4 Peer Count

AS23780 IPv6 Peer Count

AS23780 IPv4 Prefixes Announced

AS23780 IPv6 Prefixes Announced

AS23780 IPv4 Prefixes Originated

AS23780 IPv6 Prefixes Originated

AS23780 IPv4 Route Propagation

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AS23780 IPv6 Route Propagation

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Prefix	Description	Visibility
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Prefix	Description
49.128.24.0/21	CTB Media Inc.
49.128.96.0/22	CTB Media Inc.
203.201.52.0/22	CTB Media Inc.
211.15.112.0/20	CTB Media Inc.
211.19.224.0/19

Prefix	Description	Visibility
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Prefix	Description
2402:6c80::/32	Japan Network Information Center

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	Internet Initiative Japan Inc.	X	AS2497
2	Hurricane Electric LLC		AS6939
3	ARTERIA Networks Corporation	X	AS2519
4	SoftBank Corp.	X	AS17676
5	Etisalat - Emirates Telecommunications Corporation		AS8966
6	Joint Stock Company TransTeleCom		AS20485
7	RETN Limited	X	AS9002
8	F5 Networks SARL	X	AS35280
9	SUPERLOOP (AUSTRALIA) PTY LTD		AS38195
10	Wikimedia Foundation Inc.	X	AS14907
11	SAKURA internet // EAST JAPAN BACKBONE		AS9370
12	Converge ICT Solutions Inc.	X	AS17639
13	Infinivan Incorporated		AS135607
14	Eons Data Communications Limited	X	AS138997
15	MC-IX Matrix Internet Exchange RS-1	X	AS55818
16	GSL Networks Pty LTD		AS137409
17	PJSC Vimpelcom		AS3216
18	WIDE Project	X	AS2500
19	Zain Omantel International FZ-LLC		AS59605
20	i3D.net B.V	X	AS49544
21	Unitas Global	X	AS1828
22	FPT Telecom Company		AS18403
23	Sri Lanka Telecom Ltd	X	AS45489
24	TelHi Corporation	X	AS150369
25	G-Core Labs S.A.	X	AS199524
26	SG.GS	X	AS24482

Rank	Description	IPv4	Peer
1	ARTERIA Networks Corporation	X	AS2519
2	Internet Initiative Japan Inc.	X	AS2497
3	SoftBank Corp.	X	AS17676
4	PT Telekomunikasi Indonesia		AS7713
5	SG.GS	X	AS24482
6	Eons Data Communications Limited	X	AS138997
7	Unitas Global	X	AS1828
8	Reseaux IP Europeens Network Coordination Centre (RIPE NCC)		AS25152
9	Equant Inc		AS4862
10	Converge ICT Solutions Inc.	X	AS17639
11	Sri Lanka Telecom Ltd	X	AS45489
12	RETN Limited	X	AS9002
13	i3D.net B.V	X	AS49544
14	Wikimedia Foundation Inc.	X	AS14907
15	G-Core Labs S.A.	X	AS199524
16	TelHi Corporation	X	AS150369
17	F5 Networks SARL	X	AS35280
18	HGC Global Communications Limited		AS9304
19	MC-IX Matrix Internet Exchange RS-1	X	AS55818
20	WIDE Project	X	AS2500

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RADB

aut-num: AS23780 as-name: CTB_Media descr: CTB Media Inc. admin-c: Nogami Tetsunori tech-c: Nogami Tetsunori notify: noc@noc.kddnet.ad.jp mnt-by: MAINT-AS2516 changed: noc@noc.kddnet.ad.jp 20030910 source: RADB last-modified: 2023-11-13T15:39:33Z

JPIRR

aut-num: AS23780 as-name: CTB descr: CTB Media Inc. admin-c: HH35530JP tech-c: HH35530JP notify: nw-team@ctb.ne.jp mnt-by: MAINT-AS23780 changed: hayata@t-ctb.co.jp 20240601 source: JPIRR

APNIC

aut-num: AS23780 as-name: CTB descr: CTB Media Inc. descr: 7-1 horita, beppu-shi admin-c: JNIC1-AP tech-c: JNIC1-AP remarks: Email address for spam or abuse complaints : ******** country: JP mnt-by: MAINT-JPNIC mnt-lower: MAINT-JPNIC mnt-irt: IRT-JPNIC-JP last-modified: 2024-08-16T02:20:32Z source: APNIC

Exchange	CC	City	IPv4	IPv6
BBIX Amsterdam	NL	Amsterdam	101.203.78.28	2403:c780:7200:b078:0:2:3780:1
BBIX Fukuoka	JP	Fukuoka	101.203.104.11	2001:de8:c:4:0:2:3780:1
BBIX Hong Kong	HK	Hong Kong	103.203.158.124	2403:c780:b800:bb00:0:2:3780:1
BBIX Los Angeles	US	West Coast	101.203.74.56	2403:c780:7200:b074:0:2:3780:1
BBIX Osaka	JP	Osaka	218.100.9.103 218.100.9.136	2001:de8:c:2:0:2:3780:2 2001:de8:c:2:0:2:3780:1
BBIX Singapore	SG	Singapore	103.231.152.124	2001:df5:b800:bb00:0:2:3780:1
BBIX Tokyo	JP	Tokyo	101.203.88.100	2001:de8:c::2:3780:1
JPNAP Fukuoka	JP	Fukuoka	210.173.188.13	2001:7fa:7:4:0:2:3780:1
JPNAP Osaka	JP	Osaka	210.173.184.13	2001:7fa:7:2:0:2:3780:1
JPNAP Tokyo	JP	Tokyo	210.173.176.193	2001:7fa:7:1:0:2:3780:1

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