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InternetData
65,536 routable12 ASes
/16 subnet

203.233.0.0/16

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
12
announcing ASes
26
announced prefixes
17
anonymous addresses

Where it is

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

  1. South Korea65,536 · 100.00%

Who announces it

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

  1. AS3786LG DACOM Corporation28,672 · 43.75%
  2. AS7557Korea Trade Network12,288 · 18.75%
  3. AS17841NATIONAL INFORMATION RESOURCES SERVICE1,024 · 1.56%
  4. AS38707Tosspayments1,024 · 1.56%
  5. AS38428Korea Information Communicaions Co.768 · 1.17%
  6. AS1237KISTI512 · 0.78%
  7. AS18295ABL Life Insurance Co., Ltd.512 · 0.78%
  8. AS9684HANWHA Corp. Information Service div.256 · 0.39%
  9. AS9693KFTC256 · 0.39%
  10. AS9968KYOBO Life Insurance Co., Ltd.256 · 0.39%

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.

26 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
203.233.0.0/17AS3786LG DACOM CorporationSouth KoreaNot found172026-10-02
203.233.9.0/24AS18373KOOKMIN BANKSouth KoreaNot found172026-10-02
203.233.22.0/24AS23573OCI Information CommunicationSouth KoreaNot found182026-10-02
203.233.25.0/24AS38707TosspaymentsSouth KoreaNot found172026-10-02
203.233.43.0/24AS18295ABL Life Insurance Co., Ltd.South KoreaNot found172026-10-02
203.233.44.0/24AS18295ABL Life Insurance Co., Ltd.South KoreaNot found172026-10-02
203.233.48.0/24AS38707TosspaymentsSouth KoreaNot found172026-10-02
203.233.54.0/23AS17841NATIONAL INFORMATION RESOURCES SERVICESouth KoreaNot found182026-10-02
203.233.56.0/23AS17841NATIONAL INFORMATION RESOURCES SERVICESouth KoreaNot found182026-10-02
203.233.72.0/24AS38428Korea Information Communicaions Co.South KoreaNot found182026-10-02
203.233.73.0/24AS38428Korea Information Communicaions Co.South KoreaNot found182026-10-02
203.233.74.0/24AS38428Korea Information Communicaions Co.South KoreaNot found182026-10-02
203.233.82.0/24AS9684HANWHA Corp. Information Service div.South KoreaNot found182026-10-02
203.233.85.0/24AS9968KYOBO Life Insurance Co., Ltd.South KoreaNot found182026-10-02
203.233.91.0/24AS9693KFTCSouth KoreaNot found172026-10-02
203.233.116.0/24AS38707TosspaymentsSouth KoreaNot found172026-10-02
203.233.124.0/24AS38707TosspaymentsSouth KoreaNot found172026-10-02
203.233.128.0/24AS3786LG DACOM CorporationSouth KoreaNot found172026-10-02
203.233.155.0/24AS1237KISTISouth KoreaValid202026-10-02
203.233.156.0/24AS1237KISTISouth KoreaValid202026-10-02
203.233.165.0/24AS3786LG DACOM CorporationSouth KoreaNot found172026-10-02
203.233.192.0/19AS7557Korea Trade NetworkSouth KoreaNot found182026-10-02
203.233.224.0/20AS7557Korea Trade NetworkSouth KoreaNot found182026-10-02
203.233.231.0/24AS7557Korea Trade NetworkSouth KoreaNot found172026-10-02
203.233.232.0/24AS7557Korea Trade NetworkSouth KoreaNot found172026-10-02
203.233.237.0/24AS7557Korea Trade NetworkSouth KoreaNot found172026-10-02

Every /24 inside it

203.233.0.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.1.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.2.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.3.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.4.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.5.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.6.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.7.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.8.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.9.0/24South KoreaAS18373KOOKMIN BANK000.00%
203.233.10.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.11.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.12.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.13.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.14.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.15.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.16.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.17.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.18.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.19.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.20.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.21.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.22.0/24South KoreaAS23573OCI Information Communication000.00%
203.233.23.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.24.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.25.0/24South KoreaAS38707Tosspayments000.00%
203.233.26.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.27.0/24South KoreaAS3786LG DACOM Corporation100.39%
203.233.28.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.29.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.30.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.31.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.32.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.33.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.34.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.35.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.36.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.37.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.38.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.39.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.40.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.41.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.42.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.43.0/24South KoreaAS18295ABL Life Insurance Co., Ltd.000.00%
203.233.44.0/24South KoreaAS18295ABL Life Insurance Co., Ltd.000.00%
203.233.45.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.46.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.47.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.48.0/24South KoreaAS38707Tosspayments000.00%
203.233.49.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.50.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.51.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.52.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.53.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.54.0/24South KoreaAS17841NATIONAL INFORMATION RESOURCES SERVICE000.00%
203.233.55.0/24South KoreaAS17841NATIONAL INFORMATION RESOURCES SERVICE000.00%
203.233.56.0/24South KoreaAS17841NATIONAL INFORMATION RESOURCES SERVICE000.00%
203.233.57.0/24South KoreaAS17841NATIONAL INFORMATION RESOURCES SERVICE000.00%
203.233.58.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.59.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.60.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.61.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.62.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.63.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.64.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.65.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.66.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.67.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.68.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.69.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.70.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.71.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.72.0/24South KoreaAS38428Korea Information Communicaions Co.000.00%
203.233.73.0/24South KoreaAS38428Korea Information Communicaions Co.000.00%
203.233.74.0/24South KoreaAS38428Korea Information Communicaions Co.000.00%
203.233.75.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.76.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.77.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.78.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.79.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.80.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.81.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.82.0/24South KoreaAS9684HANWHA Corp. Information Service div.000.00%
203.233.83.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.84.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.85.0/24South KoreaAS9968KYOBO Life Insurance Co., Ltd.000.00%
203.233.86.0/24South KoreaAS3786LG DACOM Corporation100.39%
203.233.87.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.88.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.89.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.90.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.91.0/24South KoreaAS9693KFTC000.00%
203.233.92.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.93.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.94.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.95.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.96.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.97.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.98.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.99.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.100.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.101.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.102.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.103.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.104.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.105.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.106.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.107.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.108.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.109.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.110.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.111.0/24South KoreaAS3786LG DACOM Corporation200.78%
203.233.112.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.113.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.114.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.115.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.116.0/24South KoreaAS38707Tosspayments000.00%
203.233.117.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.118.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.119.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.120.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.121.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.122.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.123.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.124.0/24South KoreaAS38707Tosspayments000.00%
203.233.125.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.126.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.127.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.128.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.129.0/24South Korea—000.00%
203.233.130.0/24South Korea—000.00%
203.233.131.0/24South Korea—000.00%
203.233.132.0/24South Korea—000.00%
203.233.133.0/24South Korea—000.00%
203.233.134.0/24South Korea—000.00%
203.233.135.0/24South Korea—000.00%
203.233.136.0/24South Korea—000.00%
203.233.137.0/24South Korea—000.00%
203.233.138.0/24South Korea—000.00%
203.233.139.0/24South Korea—000.00%
203.233.140.0/24South Korea—000.00%
203.233.141.0/24South Korea—000.00%
203.233.142.0/24South Korea—000.00%
203.233.143.0/24South Korea—000.00%
203.233.144.0/24South Korea—000.00%
203.233.145.0/24South Korea—000.00%
203.233.146.0/24South Korea—000.00%
203.233.147.0/24South Korea—000.00%
203.233.148.0/24South Korea—000.00%
203.233.149.0/24South Korea—000.00%
203.233.150.0/24South Korea—000.00%
203.233.151.0/24South Korea—000.00%
203.233.152.0/24South Korea—000.00%
203.233.153.0/24South Korea—000.00%
203.233.154.0/24South Korea—000.00%
203.233.155.0/24South KoreaAS1237KISTI000.00%
203.233.156.0/24South KoreaAS1237KISTI000.00%
203.233.157.0/24South Korea—000.00%
203.233.158.0/24South Korea—000.00%
203.233.159.0/24South Korea—000.00%
203.233.160.0/24South Korea—000.00%
203.233.161.0/24South Korea—000.00%
203.233.162.0/24South Korea—000.00%
203.233.163.0/24South Korea—000.00%
203.233.164.0/24South Korea—000.00%
203.233.165.0/24South KoreaAS3786LG DACOM Corporation000.00%
203.233.166.0/24South Korea—000.00%
203.233.167.0/24South Korea—000.00%
203.233.168.0/24South Korea—000.00%
203.233.169.0/24South Korea—000.00%
203.233.170.0/24South Korea—000.00%
203.233.171.0/24South Korea—000.00%
203.233.172.0/24South Korea—000.00%
203.233.173.0/24South Korea—000.00%
203.233.174.0/24South Korea—000.00%
203.233.175.0/24South Korea—000.00%
203.233.176.0/24South Korea—000.00%
203.233.177.0/24South Korea—000.00%
203.233.178.0/24South Korea—000.00%
203.233.179.0/24South Korea—000.00%
203.233.180.0/24South Korea—000.00%
203.233.181.0/24South Korea—000.00%
203.233.182.0/24South Korea—000.00%
203.233.183.0/24South Korea—000.00%
203.233.184.0/24South Korea—000.00%
203.233.185.0/24South Korea—000.00%
203.233.186.0/24South Korea—000.00%
203.233.187.0/24South Korea—000.00%
203.233.188.0/24South Korea—000.00%
203.233.189.0/24South Korea—000.00%
203.233.190.0/24South Korea—000.00%
203.233.191.0/24South Korea—000.00%
203.233.192.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.193.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.194.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.195.0/24South KoreaAS7557Korea Trade Network100.39%
203.233.196.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.197.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.198.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.199.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.200.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.201.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.202.0/24South KoreaAS7557Korea Trade Network0256100.00%
203.233.203.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.204.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.205.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.206.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.207.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.208.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.209.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.210.0/24South KoreaAS7557Korea Trade Network200.78%
203.233.211.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.212.0/24South KoreaAS7557Korea Trade Network100.39%
203.233.213.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.214.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.215.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.216.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.217.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.218.0/24South KoreaAS7557Korea Trade Network100.39%
203.233.219.0/24South KoreaAS7557Korea Trade Network200.78%
203.233.220.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.221.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.222.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.223.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.224.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.225.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.226.0/24South KoreaAS7557Korea Trade Network100.39%
203.233.227.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.228.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.229.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.230.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.231.0/24South KoreaAS7557Korea Trade Network200.78%
203.233.232.0/24South KoreaAS7557Korea Trade Network100.39%
203.233.233.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.234.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.235.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.236.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.237.0/24South KoreaAS7557Korea Trade Network200.78%
203.233.238.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.239.0/24South KoreaAS7557Korea Trade Network000.00%
203.233.240.0/24South Korea—000.00%
203.233.241.0/24South Korea—000.00%
203.233.242.0/24South Korea—000.00%
203.233.243.0/24South Korea—000.00%
203.233.244.0/24South Korea—000.00%
203.233.245.0/24South Korea—000.00%
203.233.246.0/24South Korea—000.00%
203.233.247.0/24South Korea—000.00%
203.233.248.0/24South Korea—000.00%
203.233.249.0/24South Korea—000.00%
203.233.250.0/24South Korea—000.00%
203.233.251.0/24South Korea—000.00%
203.233.252.0/24South Korea—000.00%
203.233.253.0/24South Korea—000.00%
203.233.254.0/24South Korea—000.00%
203.233.255.0/24South Korea—000.00%
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.