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CTB Media Inc.

CTB Media Inc. uses 17,416 IPv4 addresses in 7 ranges, and 1 IPv6 range, by the registry records IP Company reads.

ctb.jp·Japan

17,416
IPv4 addresses
7
IPv4 ranges
1
IPv6 range
1
AS it operates
1
country

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS23780 CTB Media Inc.17,408 · 99.95%
  2. AS4713 NTT DOCOMO BUSINESS,Inc.8 · 0.05%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

  1. Japan17,408 · 100.00%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

ASNNAMETYPEREGISTEREDIPV4
AS23780CTB Media Inc.ISPJapan17,408

How its networks peer

Each network's peering policy, traffic, ratio and reach as its operator states them, with the internet exchanges and facilities it is at.

ASNPOLICYTRAFFICRATIOSCOPEEXCHANGESFACILITIES
AS23780Open10-20GbpsMostly InboundAsia Pacific102

Internet exchanges

The internet exchanges its networks connect at, by the capacity of their ports there: 10 exchanges, 11 ports and 71.2 Gbps in all.

EXCHANGEWHEREPORTSCAPACITY
BBIX OsakaOsaka, Japan220 Gbps
BBIX FukuokaFukuoka, Japan110 Gbps
BBIX TokyoTokyo, Japan110 Gbps
JPNAP FukuokaFukuoka, Japan110 Gbps
JPNAP OsakaOsaka, Japan110 Gbps
JPNAP TokyoTokyo, Japan110 Gbps
BBIX AmsterdamAmsterdam, The Netherlands1300 Mbps
BBIX Hong KongHong Kong, Hong Kong1300 Mbps
BBIX SingaporeSingapore, Singapore1300 Mbps
BBIX US-WestWest Coast, United States1300 Mbps

Facilities

The datacenters and colocation sites its networks are in: 2 in one country.

FACILITYWHERE
QTnet Fukuoka Data Center 3(QD3)Fukuoka, Japan
NTT DATA Dojima (building #4)Osaka, Japan

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
49.6 Mbps
median download
83.9 Mbps
median upload
296
download tests
335
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.

RANGEIPV4ORIGIN
211.19.224.0/198,192AS23780
211.15.112.0/204,096AS23780
49.128.24.0/212,048AS23780
126.52.96.0/221,024AS23780
203.201.52.0/221,024AS23780
49.128.96.0/221,024AS23780
114.156.251.8/298AS4713
2402:6c80::/32AS23780
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