Skip to content
InternetData
65,536 routable4 ASes
/16 subnet

1.231.0.0/16

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
4
announcing ASes
15
announced prefixes
431
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. AS9318SK Broadband Co Ltd61,952 · 94.53%
  2. AS4766Korea Telecom3,072 · 4.69%
  3. AS10069Seoul Metro256 · 0.39%
  4. AS23579Seoul Metropolitan Office Of Education256 · 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.

15 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
1.231.13.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.20.0/24AS10069Seoul MetroSouth Koreanot found172026-10-02
1.231.122.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.136.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.148.0/23AS9318SK Broadband Co LtdSouth Koreanot found172026-10-02
1.231.182.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.183.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.184.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.185.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.193.0/24AS23579Seoul Metropolitan Office Of EducationSouth Koreanot found172026-10-02
1.231.194.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.195.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.196.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.197.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02
1.231.198.0/24AS4766Korea TelecomSouth Koreanot found172026-10-02

Every /24 inside it

1.231.0.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.1.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.2.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.3.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.4.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.5.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.6.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.7.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.8.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.9.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.10.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.11.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.12.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.13.0/24South KoreaAS4766Korea Telecom000.00%
1.231.14.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.15.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.16.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.17.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.18.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.19.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.20.0/24South KoreaAS10069Seoul Metro000.00%
1.231.21.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.22.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.23.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.24.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.25.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.26.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.27.0/24South KoreaAS9318SK Broadband Co Ltd501.95%
1.231.28.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.29.0/24South KoreaAS9318SK Broadband Co Ltd1305.08%
1.231.30.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.31.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.32.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.33.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.34.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.35.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.36.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.37.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.38.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.39.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.40.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.41.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.42.0/24South KoreaAS9318SK Broadband Co Ltd1204.69%
1.231.43.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.44.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.45.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.46.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.47.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.48.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.49.0/24South KoreaAS9318SK Broadband Co Ltd501.95%
1.231.50.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.51.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.52.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.53.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.54.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.55.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.56.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.57.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.58.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.59.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.60.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.61.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.62.0/24South KoreaAS9318SK Broadband Co Ltd1003.91%
1.231.63.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.64.0/24South KoreaAS9318SK Broadband Co Ltd1907.42%
1.231.65.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.66.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.67.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.68.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.69.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.70.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.71.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.72.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.73.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.74.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.75.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.76.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.77.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.78.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.79.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.80.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.81.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.82.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.83.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.84.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.85.0/24South KoreaAS9318SK Broadband Co Ltd1405.47%
1.231.86.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.87.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.88.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.89.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.90.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.91.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.92.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.93.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.94.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.95.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.96.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.97.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.98.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.99.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.100.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.101.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.102.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.103.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.104.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.105.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.106.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.107.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.108.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.109.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.110.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.111.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.112.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.113.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.114.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.115.0/24South KoreaAS9318SK Broadband Co Ltd1606.25%
1.231.116.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.117.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.118.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.119.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.120.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.121.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.122.0/24South KoreaAS4766Korea Telecom000.00%
1.231.123.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.124.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.125.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.126.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.127.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.128.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.129.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.130.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.131.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.132.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.133.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.134.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.135.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.136.0/24South KoreaAS4766Korea Telecom000.00%
1.231.137.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.138.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.139.0/24South KoreaAS9318SK Broadband Co Ltd602.34%
1.231.140.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.141.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.142.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.143.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.144.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.145.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.146.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.147.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.148.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.149.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.150.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.151.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.152.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.153.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.154.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.155.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.156.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.157.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.158.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.159.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.160.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.161.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.162.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.163.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.164.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.165.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.166.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.167.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.168.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.169.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.170.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.171.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.172.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.173.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.174.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.175.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.176.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.177.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.178.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.179.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.180.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.181.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.182.0/24South KoreaAS4766Korea Telecom000.00%
1.231.183.0/24South KoreaAS4766Korea Telecom000.00%
1.231.184.0/24South KoreaAS4766Korea Telecom000.00%
1.231.185.0/24South KoreaAS4766Korea Telecom000.00%
1.231.186.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.187.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.188.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.189.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.190.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.191.0/24South KoreaAS9318SK Broadband Co Ltd702.73%
1.231.192.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.193.0/24South KoreaAS23579Seoul Metropolitan Office Of Education000.00%
1.231.194.0/24South KoreaAS4766Korea Telecom000.00%
1.231.195.0/24South KoreaAS4766Korea Telecom000.00%
1.231.196.0/24South KoreaAS4766Korea Telecom000.00%
1.231.197.0/24South KoreaAS4766Korea Telecom000.00%
1.231.198.0/24South KoreaAS4766Korea Telecom100.39%
1.231.199.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.200.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.201.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.202.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.203.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.204.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.205.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.206.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.207.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.208.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.209.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.210.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.211.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.212.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.213.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.214.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.215.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.216.0/24South KoreaAS9318SK Broadband Co Ltd501.95%
1.231.217.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.218.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.219.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.220.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.221.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.222.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.223.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.224.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.225.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.226.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.227.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.228.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.229.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.230.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.231.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.232.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.233.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.234.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.235.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.236.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.237.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.238.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.239.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.240.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.241.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.242.0/24South KoreaAS9318SK Broadband Co Ltd401.56%
1.231.243.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.244.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.245.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.246.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.247.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.248.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.249.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.250.0/24South KoreaAS9318SK Broadband Co Ltd200.78%
1.231.251.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
1.231.252.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.253.0/24South KoreaAS9318SK Broadband Co Ltd100.39%
1.231.254.0/24South KoreaAS9318SK Broadband Co Ltd301.17%
1.231.255.0/24South KoreaAS9318SK Broadband Co Ltd000.00%
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.