AS23780 CTB Media Inc.

Company Website:

https://www.ctb.jp

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): 33
BGP Peers Observed (v4): 29
BGP Peers Observed (v6): 22

IPs Originated (v4): 16,384
AS Paths Observed (v4): 458
AS Paths Observed (v6): 441

Average AS Path Length (all): 4.198
Average AS Path Length (v4): 3.954
Average AS Path Length (v6): 4.451

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AS23780 IPv4 Peers

ASN	Name
AS2497	Internet Initiative Japan Inc.
AS6939	Hurricane Electric LLC
AS2519	ARTERIA Networks Corporation
AS17676	SoftBank Corp.
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

AS23780 IPv6 Route Propagation

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
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	Joint Stock Company TransTeleCom		AS20485
6	PT Telekomunikasi Indonesia	X	AS7713
7	WIDE Project	X	AS2500
8	Unitas Global	X	AS1828
9	Zain Omantel International FZ-LLC		AS8529
10	Eons Data Communications Limited	X	AS138997
11	i3D.net B.V	X	AS49544
12	MC-IX Matrix Internet Exchange RS-1	X	AS55818
13	RETN Limited	X	AS9002
14	Home NOC Operators Group		AS59105
15	Superloop		AS38195
16	Converge ICT Solutions Inc.	X	AS17639
17	Wikimedia Foundation Inc.	X	AS14907
18	TelHi Corporation	X	AS150369
19	SG.GS	X	AS24482
20	Infinivan Incorporated		AS135607
21	F5 Networks SARL	X	AS35280
22	PJSC "Vimpelcom"		AS3216
23	Etisalat - Emirates Telecommunications Corporation		AS8966
24	G-Core Labs S.A.	X	AS199524
25	GSL Networks Pty LTD	X	AS137409
26	Sri Lanka Telecom PLC, GLobal Peering	X	AS45489
27	MyRepublic Ltd.		AS132132
28	FPT Telecom Company		AS18403
29	Zain Omantel International FZ-LLC		AS59605

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	X	AS7713
5	SG.GS	X	AS24482
6	GSL Networks Pty LTD	X	AS137409
7	Eons Data Communications Limited	X	AS138997
8	WIDE Project	X	AS2500
9	Reseaux IP Europeens Network Coordination Centre (RIPE NCC)		AS25152
10	Orange Business AS for Asia		AS4862
11	TelHi Corporation	X	AS150369
12	UIH / BB Connect		AS45796
13	Converge ICT Solutions Inc.	X	AS17639
14	G-Core Labs S.A.	X	AS199524
15	RETN Limited	X	AS9002
16	MC-IX Matrix Internet Exchange RS-1	X	AS55818
17	i3D.net B.V	X	AS49544
18	Unitas Global	X	AS1828
19	HGC Global Communications Limited		AS9304
20	Wikimedia Foundation Inc.	X	AS14907
21	Sri Lanka Telecom PLC, GLobal Peering	X	AS45489
22	F5 Networks SARL	X	AS35280

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

Autonomous System Information:
a. [AS Number]                  23780
b. [AS Name]                    CTB
g. [Organization]               CTB Media Inc.
m. [Administrative Contact]     TN1078JP
n. [Technical Contact]          TN1078JP
q. [Abuse]                      
o. [IMPORT]                     
p. [EXPORT]                     
[Assigned Date]                 2003/08/13
[Last Update]                   2003/08/13 13:02:03(JST)

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

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

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

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:2:0:2:3780:1 2001:de8:c:2:0:2:3780:2
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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