Autonomous System

AS17955 Densan Co., Ltd.

ISPActiveJapanJPNIC

AS17955 (AVISNET) is an ISP network operated by Densan Co., Ltd. in Japan, registered with JPNIC. It has 11 IPv4 prefixes with 43,520 addresses and 1 IPv6 prefix, which makes it the 4,588th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses43,520in 11 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#4,588of 82,200 active ASNs
Abuser scoreLow0.17% of its addresses flagged · method

Details

OrganizationDensan Co., Ltd.
AS nameAVISNET
Websiteavis.ad.jp
Country Japan (JP)
Network typeISP
RegistryJPNIC
Abuse contact—
Registered—
Last updated2008-08-05

IPv4 prefixes

11 prefixes · 43,520 addresses
NetworkAddressesFirst – last address
202.247.192.0/1816,384202.247.192.0 – 202.247.255.255
210.56.160.0/198,192210.56.160.0 – 210.56.191.255
120.88.16.0/204,096120.88.16.0 – 120.88.31.255
203.223.48.0/204,096203.223.48.0 – 203.223.63.255
120.88.16.0/212,048120.88.16.0 – 120.88.23.255
120.88.24.0/212,048120.88.24.0 – 120.88.31.255
192.47.64.0/212,048192.47.64.0 – 192.47.71.255
203.223.48.0/212,048203.223.48.0 – 203.223.55.255
203.223.56.0/221,024203.223.56.0 – 203.223.59.255
203.223.60.0/221,024203.223.60.0 – 203.223.63.255
103.152.138.0/23512103.152.138.0 – 103.152.139.255

IPv6 prefixes

1 prefix
  • 2406:8000::/32

Query AS17955 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=AS17955&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS17955, with or without a key:

curl "https://api.ipapi.is/?q=202.247.192.1"

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