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ISP

DENSAN CO., LTD.

DENSAN CO., LTD. uses 35,530 IPv4 addresses in 68 ranges, and 3 IPv6 ranges, by the registry records IP Company reads.

avis.ne.jp·Japan

35,530
IPv4 addresses
68
IPv4 ranges
3
IPv6 ranges
1
AS it operates
1
country

Who routes its space

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

  1. AS17955 Densan Co., Ltd.34,766 · 97.85%
  2. AS17676 SoftBank Corp.416 · 1.17%
  3. AS17506 ARTERIA Networks Corporation68 · 0.19%
  4. AS4725 SoftBank Corp.16 · 0.05%
  5. AS7679 QTnet,Inc.8 · 0.02%

Where its space is

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

  1. Japan35,840 · 100.00%

Networks it operates

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

ASNNAMETYPEREGISTEREDIPV4
AS17955Densan Co., Ltd.ISPJapan35,328

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
AS17955Open10-20GbpsMostly InboundRegional20

Internet exchanges

The internet exchanges its networks connect at, by the capacity of their ports there: 2 exchanges, 2 ports and 40 Gbps in all.

EXCHANGEWHEREPORTSCAPACITY
BBIX TokyoTokyo, Japan120 Gbps
JPNAP TokyoTokyo, Japan120 Gbps

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
32.3 Mbps
median download
27.9 Mbps
median upload
262
download tests
231
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
210.56.160.0/198,192AS17955
120.88.16.0/204,096AS17955
203.223.48.0/204,096AS17955
202.247.237.0-202.247.245.2552,304AS17955
202.247.247.0/24256AS17955
202.247.248.0/212,048AS17955
202.247.212.0/221,024AS17955
202.247.216.0/221,024AS17955
202.247.224.0/221,024AS17955
202.247.228.0/23512AS17955
202.247.230.0/24256AS17955
202.247.196.0/221,024AS17955
202.247.207.0/24256AS17955
202.247.208.0/23512AS17955
202.247.210.0/24256AS17955
202.247.232.0/221,024AS17955
202.247.192.0/23512AS17955
202.247.194.0/24256AS17955
202.247.203.0/24256AS17955
202.247.204.0/23512AS17955
192.47.64.156-192.47.67.136749AS17955
192.47.67.190-192.47.70.10589AS17955
103.152.138.0/23512AS17955
202.247.221.0/24256AS17955
202.247.222.0/24256AS17955
192.47.70.135-192.47.71.255377AS17955
118.103.111.0/24256AS17676
202.247.201.0/24256AS17955
202.247.206.0/24256AS17955
202.247.220.0/24256AS17955
202.247.236.0/24256AS17955
218.100.42.0/24256
202.247.202.24-202.247.202.255232AS17955
202.247.223.32/2732AS17955
202.247.223.64/2664AS17955
202.247.223.128/25128AS17955
202.247.231.88/298AS17955
202.247.231.96/2732AS17955
202.247.231.128/25128AS17955
192.47.64.0-192.47.64.154155AS17955
202.247.195.128/25128AS17955
202.247.211.0/25128AS17955
192.47.70.12-192.47.70.120109AS17955
202.247.195.64/2664AS17955
219.127.221.64/2664AS17676
192.47.67.138-192.47.67.18851AS17955
101.110.55.224/2732AS17676
118.103.58.128/2732AS17676
202.247.200.0/2732AS17955
202.247.200.192/2732AS17955
202.247.200.224/2732AS17955
202.247.211.160/2732AS17955
113.37.104.32/2816AS17506
113.37.104.48/298AS17506
202.247.246.232/298AS17955
202.247.246.240/2816AS17955
202.247.202.0/2816AS17955
202.247.223.0/2816AS17955
202.247.231.24/298AS17955
202.247.231.32/298AS17955
202.247.231.48/2816AS17955
202.247.246.168/298AS17955
202.247.246.176/298AS17955
211.127.161.192/2816AS4725
219.127.248.208/2816AS17676
61.202.241.32/2816AS17676
113.38.239.56/298AS17506
122.221.181.56/298AS17506
192.47.70.122/312AS17955
192.47.70.124/304AS17955
192.47.70.128/312AS17955
202.226.224.128/298AS7679
202.247.200.104/298AS17955
202.247.200.72/298AS17955
202.247.231.0/298AS17955
202.247.231.16/298AS17955
202.247.246.0/298AS17955
202.247.246.128/298AS17955
202.247.246.24/298AS17955
202.247.246.32/298AS17955
113.37.101.160/304AS17506
113.43.136.0/304AS17506
122.208.205.40/304AS17506
122.209.66.128/304AS17506
122.214.227.248/304AS17506
125.103.158.216/304AS17506
221.254.18.92/304AS17506
2406:8000:3005::-2406:8000:ffff:ffff:ffff:ffff:ffff:ffffAS17955
2406:8000::/35AS17955
2406:8000:2000::/36AS17955
2406:8000:3000::/46AS17955
2406:8000:3004::/48AS17955

Names it registers under

The holder names its registry records give, by the IPv4 under each.

  1. DENSAN CO., LTD.18,768 · 52.82%
  2. Densan Co., Ltd.16,262 · 45.77%
  3. Densan, Inc.272 · 0.77%
  4. Densan,Inc.96 · 0.27%
  5. DENSAN Inc.64 · 0.18%
  6. DENSAN Co.,Ltd32 · 0.09%
  7. DENSAN Co.,Ltd.8 · 0.02%
  8. DENSAN INC8 · 0.02%
  9. DENSAN,INC.8 · 0.02%
  10. densan8 · 0.02%
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