Autonomous System

AS17516 NTT COMWARE CORPORATION

BusinessActiveJapanAPNIC

AS17516 (NTTCOMWARE) is a business network operated by NTT COMWARE CORPORATION in Japan, registered with APNIC. It has 22 IPv4 prefixes with 19,456 addresses and 2 IPv6 prefixes, which makes it the 6,979th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses19,456in 22 prefixes
IPv6 prefixes2≈ 4.0 × 10²⁸ addresses
Size rank#6,979of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationNTT COMWARE CORPORATION
AS nameNTTCOMWARE
Websitenttcomware.co.jp
Country Japan (JP)
Network typeBusiness
RegistryAPNIC
Abuse contacthostmaster@nic.ad.jp
Registered—
Last updated2024-08-22

IPv4 prefixes

22 prefixes · 19,456 addresses
NetworkAddressesFirst – last address
163.137.128.0/198,192163.137.128.0 – 163.137.159.255
163.137.232.0/212,048163.137.232.0 – 163.137.239.255
163.137.204.0/221,024163.137.204.0 – 163.137.207.255
163.137.194.0/23512163.137.194.0 – 163.137.195.255
163.137.196.0/23512163.137.196.0 – 163.137.197.255
163.137.200.0/23512163.137.200.0 – 163.137.201.255
163.137.202.0/23512163.137.202.0 – 163.137.203.255
163.137.208.0/23512163.137.208.0 – 163.137.209.255
163.137.212.0/23512163.137.212.0 – 163.137.213.255
163.137.214.0/23512163.137.214.0 – 163.137.215.255
163.137.216.0/23512163.137.216.0 – 163.137.217.255
163.137.218.0/23512163.137.218.0 – 163.137.219.255
163.137.220.0/23512163.137.220.0 – 163.137.221.255
163.137.224.0/23512163.137.224.0 – 163.137.225.255
163.137.226.0/23512163.137.226.0 – 163.137.227.255
163.137.230.0/23512163.137.230.0 – 163.137.231.255
132.222.121.0/24256132.222.121.0 – 132.222.121.255
132.222.160.0/24256132.222.160.0 – 132.222.160.255
132.222.192.0/24256132.222.192.0 – 132.222.192.255
132.222.193.0/24256132.222.193.0 – 132.222.193.255
132.222.224.0/24256132.222.224.0 – 132.222.224.255
163.137.188.0/24256163.137.188.0 – 163.137.188.255

IPv6 prefixes

2 prefixes
  • 2403:2d00:8000::/33
  • 2403:2d00:3::/48

Query AS17516 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS17516&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS17516, with or without a key:

curl "https://api.ipapi.is/?q=163.137.128.1"

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