About the company
Who it is, where it is registered and who owns it.
- Founded
- 1985
- Headquarters
- Tokyo, Japan
Who routes its space
The networks announcing its IPv4, by the addresses each announces.
- AS17957 SOUTH TOKYO CABLETELEVISION18,432 · 100.00%
Where its space is
Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.
- Japan18,432 · 100.00%
Networks it operates
The autonomous systems registered under its domain, by the IPv4 each announces anywhere.
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.
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.
Names it registers under
The holder names its registry records give, by the IPv4 under each.
- SOUTH TOKYO CABLETELEVISION11,264 · 61.11%
- CABLE TELEVISION SHINAGAWA INC.7,168 · 38.89%
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