Concentric Network Corporation / Hong Kong
AS4644 is Concentric Network Corporation / Hong Kong (cncx.com). It announces 0 IPv4 addresses in 0 prefixes, and 0 IPv6 prefixes.
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UNSPECIFIED
- name
- Concentric Network Corporation / Hong Kong
- country
- HK
- source
- apnic
- updated
- 2012-02-01
- descr
- Concentric Network Corporation / Hong Kong / Formerly (Acquired) InterNex Information Services / 1400 Parkmoor Avenue / San Jose, CA 95126-3429 USA / +1 314-770-3030 NCC / +1 408-327-2400 Operations / +1 408-817-2800 Main
- remarks
- repete@concentric.net 990123 / hm-changed@apnic.net 20041221
- maintainer
- APNIC-HM
- maintainer email
- helpdesk@apnic.net
- admin
- PB9-AP
- tech
- DW15-AP
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
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Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.