Autonomous System details

AS23780

CTB Media Inc.  ·  ctb.jp

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AS23780 – CTB Media Inc.

Field Value
Country Japan
Website ctb.jp
Hosted domains 1
IPv4 addresses 16,384
IPv6 addresses 79,228,162,514,264,337,593,543,950,336
ASN type ISP
Registry jpnic
Updated 23 years ago on Aug 13, 2003
Netblock Company Num of IPs
211.19.224.0/19 CTB Media Inc. 8,192
211.15.112.0/20 CTB Media Inc. 4,096
49.128.24.0/21 CTB Media Inc. 2,048
49.128.96.0/22 CTB Media Inc. 1,024
203.201.52.0/22 CTB Media Inc. 1,024
Netblock Company
2402:6c80::/32 CTB Media Inc.
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WHOIS Details


                                                ASHandle:       AS23780
                                                OrgID:          AS23780
                                                ASName:         AS23780
                                                ASNumber:       AS23780
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There is 1 domain name hosted across 1 IP address on this ASN.

IP Address Domain Domains on this IP
211.15.116.51 ██████████ 1

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Useful for Cybersecurity

Peers

There are 30 peers for this ASN.

Peers Name
AS137409 GSL Networks Pty LTD
AS138997 Eons Data Communications Limited
AS14907 Wikimedia Foundation Inc.
AS17639 Converge ICT Solutions Inc.
AS17676 SoftBank Corp.
AS18106 Viewqwest Pte Ltd
AS1828 Unitas Global
AS199524 G-Core Labs S.A.
AS20485 Joint Stock Company TransTeleCom
AS216211 CYBERVERSE LLC
AS24482 SG.GS
AS2497 Internet Initiative Japan Inc.
AS2500 WIDE Project
AS25152 Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
AS2519 ARTERIA Networks Corporation
AS3216 PJSC Vimpelcom
AS35280 F5 Networks SARL
AS38195 Superloop
AS38623 ISP/IXP IN CAMBODIA WITH THE BEST VERVICE IN THERE.
AS45489 Sri Lanka Telecom PLC, GLobal Peering
AS45796 UIH / BB Connect
AS4775 Globe Telecoms
AS49544 i3D.net B.V
AS59105 Home NOC Operators Group
AS64049 Reliance Jio Infocomm Pte Ltd Singapore
AS6939 Hurricane Electric LLC
AS7713 PT Telekomunikasi Indonesia
AS8529 Zain Omantel International FZ-LLC
AS9002 RETN Limited
AS9583 Sify Limited
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Upstreams

There are 3 upstreams for this ASN.

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

There are no downstreams for this ASN.

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Pingable IPs

59 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
211.19.226.6 AS23780 CTB Media Inc. 15.48ms from Osaka, JP
211.19.243.134 AS23780 CTB Media Inc. 9.83ms from Osaka, JP
211.19.252.1 AS23780 CTB Media Inc. 9.23ms from Osaka, JP
211.15.112.5 AS23780 CTB Media Inc. 0.22ms from Osaka, JP
211.15.127.222 AS23780 CTB Media Inc. 9.58ms from Osaka, JP
211.19.241.37 AS23780 CTB Media Inc. 10.21ms from Osaka, JP
211.15.117.129 AS23780 CTB Media Inc. 9.29ms from Osaka, JP
211.19.251.49 AS23780 CTB Media Inc. 10.20ms from Osaka, JP
211.19.253.71 AS23780 CTB Media Inc. 10.65ms from Osaka, JP
211.19.233.50 AS23780 CTB Media Inc. 16.71ms from Osaka, JP
211.15.120.1 AS23780 CTB Media Inc. 9.18ms from Osaka, JP
49.128.25.217 AS23780 CTB Media Inc. 9.52ms from Osaka, JP
211.19.246.99 AS23780 CTB Media Inc. 9.67ms from Osaka, JP
211.19.237.93 AS23780 CTB Media Inc. 10.49ms from Osaka, JP
211.19.234.188 AS23780 CTB Media Inc. 16.32ms from Osaka, JP
211.15.115.193 AS23780 CTB Media Inc. 9.12ms from Osaka, JP
211.19.227.112 AS23780 CTB Media Inc. 15.88ms from Osaka, JP
49.128.24.1 AS23780 CTB Media Inc. 9.13ms from Osaka, JP
211.19.239.3 AS23780 CTB Media Inc. 10.31ms from Osaka, JP
211.19.228.1 AS23780 CTB Media Inc. 9.43ms from Osaka, JP
211.19.249.52 AS23780 CTB Media Inc. 9.52ms from Osaka, JP
211.15.123.105 AS23780 CTB Media Inc. 10.58ms from Osaka, JP
211.19.229.187 AS23780 CTB Media Inc. 16.00ms from Osaka, JP
49.128.30.33 AS23780 CTB Media Inc. 9.48ms from Osaka, JP
49.128.96.1 AS23780 CTB Media Inc. 8.85ms from Osaka, JP

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
181.63.152.4 AS10620 Telmex Colombia S.A. 12.65ms from Bogota, CO
34.136.138.212 AS396982 Google LLC 0.40ms from Council Bluffs, US
52.57.167.244 AS16509 Amazon.com, Inc. 0.12ms from Frankfurt am Main, DE
130.92.64.4 AS559 SWITCH 2.37ms from Geneve, CH
183.52.177.68 AS4134 CHINANET-BACKBONE 2.73ms from Guangzhou, CN
86.27.14.148 AS5089 Virgin Media Limited 10.81ms from London, GB
73.62.210.20 AS7922 Comcast Cable Communications, LLC 3.29ms from Minneapolis, US
208.80.38.244 AS46450 Pilot Fiber, Inc. 0.65ms from New York City, US
126.86.33.20 AS17676 SoftBank Corp. 7.92ms from Osaka, JP
120.25.115.20 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 1.90ms from Shenzhen, CN
121.89.31.4 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.61ms from Beijing, CN
197.52.173.68 AS8452 TE-AS 4.37ms from Cairo, EG
52.48.50.20 AS16509 Amazon.com, Inc. 0.21ms from Dublin, IE
219.223.191.52 AS4538 China Education and Research Network Center 4.42ms from Heyuan, CN
113.178.128.196 AS45899 VNPT Corp 4.30ms from Ho Chi Minh City, VN
178.150.113.4 AS13188 CONTENT DELIVERY NETWORK LTD 1.02ms from Kharkiv, UA
60.140.100.180 AS17676 SoftBank Corp. 10.76ms from Osaka, JP
219.50.143.68 AS17676 SoftBank Corp. 4.24ms from Osaka, JP
177.96.137.20 AS18881 TELEFÔNICA BRASIL S.A 1.82ms from Osasco, BR
176.143.242.164 AS5410 Bouygues Telecom SA 7.71ms from Paris, FR
73.143.60.4 AS7922 Comcast Cable Communications, LLC 7.10ms from Providence, US
79.57.188.36 AS3269 Telecom Italia S.p.A. 7.77ms from Rome, IT
210.115.241.84 AS4766 Korea Telecom 3.19ms from Seoul, KR
174.5.2.4 AS6327 Shaw Communications 13.23ms from Winnipeg, CA
88.151.11.20 AS62240 Clouvider 0.19ms from Amsterdam, NL

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more.

$
traceroute -a -n -q1 -f5 203.201.55.45
traceroute to 203.201.55.45 (203.201.55.45): 64 hops max, 52 byte packets
5 [] 210.173.184.13 1.795 ms
6 [AS23780] 211.15.112.25 10.501 ms
Measurement taken from IPinfo ProbeNet in Osaka, JP
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS23780 at robtex.

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