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InternetData
65,536 routable6 ASes
/16 subnet

133.32.0.0/16

Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.

65,536
routable addresses
65,536
geolocated
1
country
6
announcing ASes
18
announced prefixes
6,557
anonymous addresses

Where it is

Addresses IP Geolocation places in each country, as a share of those it places.

  1. Japan65,536 · 100.00%

Who announces it

Each /24 counted for the AS announcing most of it, as a share of the routable addresses.

  1. AS2519ARTERIA Networks Corporation40,960 · 62.50%
  2. AS131918SHONAN CABLE NETWORK6,144 · 9.38%
  3. AS23630CAC Inc.4,096 · 6.25%
  4. AS131958Tama Cable Network Co.,Ltd.2,048 · 3.13%
  5. AS131986ITOCHU Cable Systems Corp.1,536 · 2.34%
  6. AS2907Research Organization of Information and Systems, National Institute of Informatics1,024 · 1.56%

What the databases see

Addresses each address-keyed database holds in this block, as a share of its routable addresses. Counts overlap: one address can be in several.

Announced prefixes

Every prefix inside this block that BGP Route saw announced, with its origin and RPKI status.

18 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
133.32.0.0/18AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.72.0/21AS131918SHONAN CABLE NETWORKJapannot found162026-10-02
133.32.80.0/20AS131918SHONAN CABLE NETWORKJapannot found162026-10-02
133.32.100.0/22AS2907Research Organization of Information and Systems, National Institute of InformaticsJapannot found182026-10-02
133.32.104.0/22AS131986ITOCHU Cable Systems Corp.Japanvalid162026-10-02
133.32.108.0/23AS131986ITOCHU Cable Systems Corp.Japanvalid162026-10-02
133.32.112.0/21AS23630CAC Inc.Japanvalid162026-10-02
133.32.120.0/22AS23630CAC Inc.Japanvalid162026-10-02
133.32.124.0/22AS23630CAC Inc.Japanvalid162026-10-02
133.32.128.0/20AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.152.0/22AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.156.0/22AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.164.0/22AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.172.0/22AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.176.0/20AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.192.0/21AS131958Tama Cable Network Co.,Ltd.Japanvalid162026-10-02
133.32.208.0/20AS2519ARTERIA Networks CorporationJapanvalid162026-10-02
133.32.224.0/19AS2519ARTERIA Networks CorporationJapanvalid162026-10-02

Every /24 inside it

133.32.0.0/24JapanAS2519ARTERIA Networks Corporation36014.06%
133.32.1.0/24JapanAS2519ARTERIA Networks Corporation67026.17%
133.32.2.0/24JapanAS2519ARTERIA Networks Corporation58022.66%
133.32.3.0/24JapanAS2519ARTERIA Networks Corporation50019.53%
133.32.4.0/24JapanAS2519ARTERIA Networks Corporation60023.44%
133.32.5.0/24JapanAS2519ARTERIA Networks Corporation68026.56%
133.32.6.0/24JapanAS2519ARTERIA Networks Corporation44017.19%
133.32.7.0/24JapanAS2519ARTERIA Networks Corporation2509.77%
133.32.8.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.9.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.10.0/24JapanAS2519ARTERIA Networks Corporation33012.89%
133.32.11.0/24JapanAS2519ARTERIA Networks Corporation38014.84%
133.32.12.0/24JapanAS2519ARTERIA Networks Corporation51019.92%
133.32.13.0/24JapanAS2519ARTERIA Networks Corporation51019.92%
133.32.14.0/24JapanAS2519ARTERIA Networks Corporation52020.31%
133.32.15.0/24JapanAS2519ARTERIA Networks Corporation28010.94%
133.32.16.0/24JapanAS2519ARTERIA Networks Corporation71027.73%
133.32.17.0/24JapanAS2519ARTERIA Networks Corporation77030.08%
133.32.18.0/24JapanAS2519ARTERIA Networks Corporation54021.09%
133.32.19.0/24JapanAS2519ARTERIA Networks Corporation44017.19%
133.32.20.0/24JapanAS2519ARTERIA Networks Corporation72028.13%
133.32.21.0/24JapanAS2519ARTERIA Networks Corporation32012.50%
133.32.22.0/24JapanAS2519ARTERIA Networks Corporation122047.66%
133.32.23.0/24JapanAS2519ARTERIA Networks Corporation60023.44%
133.32.24.0/24JapanAS2519ARTERIA Networks Corporation59023.05%
133.32.25.0/24JapanAS2519ARTERIA Networks Corporation55021.48%
133.32.26.0/24JapanAS2519ARTERIA Networks Corporation50019.53%
133.32.27.0/24JapanAS2519ARTERIA Networks Corporation86033.59%
133.32.28.0/24JapanAS2519ARTERIA Networks Corporation58022.66%
133.32.29.0/24JapanAS2519ARTERIA Networks Corporation52020.31%
133.32.30.0/24JapanAS2519ARTERIA Networks Corporation49019.14%
133.32.31.0/24JapanAS2519ARTERIA Networks Corporation52020.31%
133.32.32.0/24JapanAS2519ARTERIA Networks Corporation43016.80%
133.32.33.0/24JapanAS2519ARTERIA Networks Corporation27010.55%
133.32.34.0/24JapanAS2519ARTERIA Networks Corporation1003.91%
133.32.35.0/24JapanAS2519ARTERIA Networks Corporation200.78%
133.32.36.0/24JapanAS2519ARTERIA Networks Corporation602.34%
133.32.37.0/24JapanAS2519ARTERIA Networks Corporation51019.92%
133.32.38.0/24JapanAS2519ARTERIA Networks Corporation64025.00%
133.32.39.0/24JapanAS2519ARTERIA Networks Corporation61023.83%
133.32.40.0/24JapanAS2519ARTERIA Networks Corporation75029.30%
133.32.41.0/24JapanAS2519ARTERIA Networks Corporation36014.06%
133.32.42.0/24JapanAS2519ARTERIA Networks Corporation39015.23%
133.32.43.0/24JapanAS2519ARTERIA Networks Corporation1505.86%
133.32.44.0/24JapanAS2519ARTERIA Networks Corporation35013.67%
133.32.45.0/24JapanAS2519ARTERIA Networks Corporation33012.89%
133.32.46.0/24JapanAS2519ARTERIA Networks Corporation30011.72%
133.32.47.0/24JapanAS2519ARTERIA Networks Corporation41016.02%
133.32.48.0/24JapanAS2519ARTERIA Networks Corporation123048.05%
133.32.49.0/24JapanAS2519ARTERIA Networks Corporation69026.95%
133.32.50.0/24JapanAS2519ARTERIA Networks Corporation51019.92%
133.32.51.0/24JapanAS2519ARTERIA Networks Corporation128050.00%
133.32.52.0/24JapanAS2519ARTERIA Networks Corporation129050.39%
133.32.53.0/24JapanAS2519ARTERIA Networks Corporation114044.53%
133.32.54.0/24JapanAS2519ARTERIA Networks Corporation148057.81%
133.32.55.0/24JapanAS2519ARTERIA Networks Corporation147057.42%
133.32.56.0/24JapanAS2519ARTERIA Networks Corporation2509.77%
133.32.57.0/24JapanAS2519ARTERIA Networks Corporation43016.80%
133.32.58.0/24JapanAS2519ARTERIA Networks Corporation129050.39%
133.32.59.0/24JapanAS2519ARTERIA Networks Corporation69026.95%
133.32.60.0/24JapanAS2519ARTERIA Networks Corporation46017.97%
133.32.61.0/24JapanAS2519ARTERIA Networks Corporation75029.30%
133.32.62.0/24JapanAS2519ARTERIA Networks Corporation2509.77%
133.32.63.0/24JapanAS2519ARTERIA Networks Corporation35013.67%
133.32.64.0/24Japan—000.00%
133.32.65.0/24Japan—000.00%
133.32.66.0/24Japan—000.00%
133.32.67.0/24Japan—000.00%
133.32.68.0/24Japan—000.00%
133.32.69.0/24Japan—000.00%
133.32.70.0/24Japan—000.00%
133.32.71.0/24Japan—000.00%
133.32.72.0/24JapanAS131918SHONAN CABLE NETWORK501.95%
133.32.73.0/24JapanAS131918SHONAN CABLE NETWORK401.56%
133.32.74.0/24JapanAS131918SHONAN CABLE NETWORK100.39%
133.32.75.0/24JapanAS131918SHONAN CABLE NETWORK200.78%
133.32.76.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.77.0/24JapanAS131918SHONAN CABLE NETWORK301.17%
133.32.78.0/24JapanAS131918SHONAN CABLE NETWORK301.17%
133.32.79.0/24JapanAS131918SHONAN CABLE NETWORK501.95%
133.32.80.0/24JapanAS131918SHONAN CABLE NETWORK200.78%
133.32.81.0/24JapanAS131918SHONAN CABLE NETWORK100.39%
133.32.82.0/24JapanAS131918SHONAN CABLE NETWORK301.17%
133.32.83.0/24JapanAS131918SHONAN CABLE NETWORK200.78%
133.32.84.0/24JapanAS131918SHONAN CABLE NETWORK200.78%
133.32.85.0/24JapanAS131918SHONAN CABLE NETWORK301.17%
133.32.86.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.87.0/24JapanAS131918SHONAN CABLE NETWORK200.78%
133.32.88.0/24JapanAS131918SHONAN CABLE NETWORK100.39%
133.32.89.0/24JapanAS131918SHONAN CABLE NETWORK200.78%
133.32.90.0/24JapanAS131918SHONAN CABLE NETWORK602.34%
133.32.91.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.92.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.93.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.94.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.95.0/24JapanAS131918SHONAN CABLE NETWORK000.00%
133.32.96.0/24Japan—000.00%
133.32.97.0/24Japan—000.00%
133.32.98.0/24Japan—000.00%
133.32.99.0/24Japan—000.00%
133.32.100.0/24JapanAS2907Research Organization of Information and Systems, National Institute of Informatics000.00%
133.32.101.0/24JapanAS2907Research Organization of Information and Systems, National Institute of Informatics000.00%
133.32.102.0/24JapanAS2907Research Organization of Information and Systems, National Institute of Informatics000.00%
133.32.103.0/24JapanAS2907Research Organization of Information and Systems, National Institute of Informatics100.39%
133.32.104.0/24JapanAS131986ITOCHU Cable Systems Corp.000.00%
133.32.105.0/24JapanAS131986ITOCHU Cable Systems Corp.000.00%
133.32.106.0/24JapanAS131986ITOCHU Cable Systems Corp.000.00%
133.32.107.0/24JapanAS131986ITOCHU Cable Systems Corp.000.00%
133.32.108.0/24JapanAS131986ITOCHU Cable Systems Corp.000.00%
133.32.109.0/24JapanAS131986ITOCHU Cable Systems Corp.000.00%
133.32.110.0/24Japan—000.00%
133.32.111.0/24Japan—000.00%
133.32.112.0/24JapanAS23630CAC Inc.000.00%
133.32.113.0/24JapanAS23630CAC Inc.000.00%
133.32.114.0/24JapanAS23630CAC Inc.000.00%
133.32.115.0/24JapanAS23630CAC Inc.000.00%
133.32.116.0/24JapanAS23630CAC Inc.000.00%
133.32.117.0/24JapanAS23630CAC Inc.000.00%
133.32.118.0/24JapanAS23630CAC Inc.000.00%
133.32.119.0/24JapanAS23630CAC Inc.000.00%
133.32.120.0/24JapanAS23630CAC Inc.000.00%
133.32.121.0/24JapanAS23630CAC Inc.000.00%
133.32.122.0/24JapanAS23630CAC Inc.000.00%
133.32.123.0/24JapanAS23630CAC Inc.000.00%
133.32.124.0/24JapanAS23630CAC Inc.200.78%
133.32.125.0/24JapanAS23630CAC Inc.401.56%
133.32.126.0/24JapanAS23630CAC Inc.301.17%
133.32.127.0/24JapanAS23630CAC Inc.000.00%
133.32.128.0/24JapanAS2519ARTERIA Networks Corporation82032.03%
133.32.129.0/24JapanAS2519ARTERIA Networks Corporation87033.98%
133.32.130.0/24JapanAS2519ARTERIA Networks Corporation88034.38%
133.32.131.0/24JapanAS2519ARTERIA Networks Corporation76029.69%
133.32.132.0/24JapanAS2519ARTERIA Networks Corporation88034.38%
133.32.133.0/24JapanAS2519ARTERIA Networks Corporation97037.89%
133.32.134.0/24JapanAS2519ARTERIA Networks Corporation95037.11%
133.32.135.0/24JapanAS2519ARTERIA Networks Corporation95037.11%
133.32.136.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.137.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.138.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.139.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.140.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.141.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.142.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.143.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.144.0/24Japan—000.00%
133.32.145.0/24Japan—000.00%
133.32.146.0/24Japan—000.00%
133.32.147.0/24Japan—000.00%
133.32.148.0/24Japan—000.00%
133.32.149.0/24Japan—000.00%
133.32.150.0/24Japan—000.00%
133.32.151.0/24Japan—000.00%
133.32.152.0/24JapanAS2519ARTERIA Networks Corporation90035.16%
133.32.153.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.154.0/24JapanAS2519ARTERIA Networks Corporation91035.55%
133.32.155.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.156.0/24JapanAS2519ARTERIA Networks Corporation96037.50%
133.32.157.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.158.0/24JapanAS2519ARTERIA Networks Corporation108042.19%
133.32.159.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.160.0/24Japan—000.00%
133.32.161.0/24Japan—000.00%
133.32.162.0/24Japan—000.00%
133.32.163.0/24Japan—000.00%
133.32.164.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.165.0/24JapanAS2519ARTERIA Networks Corporation37014.45%
133.32.166.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.167.0/24JapanAS2519ARTERIA Networks Corporation1706.64%
133.32.168.0/24Japan—000.00%
133.32.169.0/24Japan—000.00%
133.32.170.0/24Japan—000.00%
133.32.171.0/24Japan—000.00%
133.32.172.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.173.0/24JapanAS2519ARTERIA Networks Corporation32012.50%
133.32.174.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.175.0/24JapanAS2519ARTERIA Networks Corporation803.13%
133.32.176.0/24JapanAS2519ARTERIA Networks Corporation90035.16%
133.32.177.0/24JapanAS2519ARTERIA Networks Corporation79030.86%
133.32.178.0/24JapanAS2519ARTERIA Networks Corporation78030.47%
133.32.179.0/24JapanAS2519ARTERIA Networks Corporation80031.25%
133.32.180.0/24JapanAS2519ARTERIA Networks Corporation101039.45%
133.32.181.0/24JapanAS2519ARTERIA Networks Corporation78030.47%
133.32.182.0/24JapanAS2519ARTERIA Networks Corporation84032.81%
133.32.183.0/24JapanAS2519ARTERIA Networks Corporation89034.77%
133.32.184.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.185.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.186.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.187.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.188.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.189.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.190.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.191.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.192.0/24JapanAS131958Tama Cable Network Co.,Ltd.301.17%
133.32.193.0/24JapanAS131958Tama Cable Network Co.,Ltd.200.78%
133.32.194.0/24JapanAS131958Tama Cable Network Co.,Ltd.200.78%
133.32.195.0/24JapanAS131958Tama Cable Network Co.,Ltd.000.00%
133.32.196.0/24JapanAS131958Tama Cable Network Co.,Ltd.301.17%
133.32.197.0/24JapanAS131958Tama Cable Network Co.,Ltd.100.39%
133.32.198.0/24JapanAS131958Tama Cable Network Co.,Ltd.000.00%
133.32.199.0/24JapanAS131958Tama Cable Network Co.,Ltd.000.00%
133.32.200.0/24Japan—000.00%
133.32.201.0/24Japan—000.00%
133.32.202.0/24Japan—000.00%
133.32.203.0/24Japan—000.00%
133.32.204.0/24Japan—000.00%
133.32.205.0/24Japan—000.00%
133.32.206.0/24Japan—000.00%
133.32.207.0/24Japan—000.00%
133.32.208.0/24JapanAS2519ARTERIA Networks Corporation100.39%
133.32.209.0/24JapanAS2519ARTERIA Networks Corporation401.56%
133.32.210.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.211.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.212.0/24JapanAS2519ARTERIA Networks Corporation301.17%
133.32.213.0/24JapanAS2519ARTERIA Networks Corporation100.39%
133.32.214.0/24JapanAS2519ARTERIA Networks Corporation0256100.00%
133.32.215.0/24JapanAS2519ARTERIA Networks Corporation100.39%
133.32.216.0/24JapanAS2519ARTERIA Networks Corporation95037.11%
133.32.217.0/24JapanAS2519ARTERIA Networks Corporation100039.06%
133.32.218.0/24JapanAS2519ARTERIA Networks Corporation78030.47%
133.32.219.0/24JapanAS2519ARTERIA Networks Corporation88034.38%
133.32.220.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.221.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.222.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.223.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.224.0/24JapanAS2519ARTERIA Networks Corporation90035.16%
133.32.225.0/24JapanAS2519ARTERIA Networks Corporation93036.33%
133.32.226.0/24JapanAS2519ARTERIA Networks Corporation91035.55%
133.32.227.0/24JapanAS2519ARTERIA Networks Corporation82032.03%
133.32.228.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.229.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.230.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.231.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.232.0/24JapanAS2519ARTERIA Networks Corporation81031.64%
133.32.233.0/24JapanAS2519ARTERIA Networks Corporation79030.86%
133.32.234.0/24JapanAS2519ARTERIA Networks Corporation77030.08%
133.32.235.0/24JapanAS2519ARTERIA Networks Corporation81031.64%
133.32.236.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.237.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.238.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.239.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.240.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.241.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.242.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.243.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.244.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.245.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.246.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.247.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.248.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.249.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.250.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.251.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.252.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.253.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.254.0/24JapanAS2519ARTERIA Networks Corporation000.00%
133.32.255.0/24JapanAS2519ARTERIA Networks Corporation000.00%
00 · Evaluate

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.

01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.