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InternetData
65,536 routable1 AS
/16 subnet

51.148.0.0/16

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
1
announcing AS
1
announced prefix
3,923
anonymous addresses

Where it is

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

  1. United Kingdom65,536 · 100.00%

Who announces it

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

  1. AS13037Zen Internet Ltd65,536 · 100.00%

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.

1 prefix
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
51.148.0.0/16AS13037Zen Internet LtdUnited KingdomValid172026-10-02

Every /24 inside it

51.148.0.0/24United KingdomAS13037Zen Internet Ltd100.39%
51.148.1.0/24United KingdomAS13037Zen Internet Ltd702.73%
51.148.2.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.3.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.4.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.5.0/24United KingdomAS13037Zen Internet Ltd26010.16%
51.148.6.0/24United KingdomAS13037Zen Internet Ltd39015.23%
51.148.7.0/24United KingdomAS13037Zen Internet Ltd2108.20%
51.148.8.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.9.0/24United KingdomAS13037Zen Internet Ltd2308.98%
51.148.10.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.11.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.12.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.13.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.14.0/24United KingdomAS13037Zen Internet Ltd200.78%
51.148.15.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.16.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.17.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.18.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.19.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.20.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.21.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.22.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.23.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.24.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.25.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.26.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.27.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.28.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.29.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.30.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.31.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.32.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.33.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.34.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.35.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.36.0/24United KingdomAS13037Zen Internet Ltd100.39%
51.148.37.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.38.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.39.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.40.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.41.0/24United KingdomAS13037Zen Internet Ltd1606.25%
51.148.42.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.43.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.44.0/24United KingdomAS13037Zen Internet Ltd2509.77%
51.148.45.0/24United KingdomAS13037Zen Internet Ltd2007.81%
51.148.46.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.47.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.48.0/24United KingdomAS13037Zen Internet Ltd100.39%
51.148.49.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.50.0/24United KingdomAS13037Zen Internet Ltd301.17%
51.148.51.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.52.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.53.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.54.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.55.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.56.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.57.0/24United KingdomAS13037Zen Internet Ltd2509.77%
51.148.58.0/24United KingdomAS13037Zen Internet Ltd1104.30%
51.148.59.0/24United KingdomAS13037Zen Internet Ltd2509.77%
51.148.60.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.61.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.62.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.63.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.64.0/24United KingdomAS13037Zen Internet Ltd84032.81%
51.148.65.0/24United KingdomAS13037Zen Internet Ltd67026.17%
51.148.66.0/24United KingdomAS13037Zen Internet Ltd81031.64%
51.148.67.0/24United KingdomAS13037Zen Internet Ltd83032.42%
51.148.68.0/24United KingdomAS13037Zen Internet Ltd87033.98%
51.148.69.0/24United KingdomAS13037Zen Internet Ltd97037.89%
51.148.70.0/24United KingdomAS13037Zen Internet Ltd94036.72%
51.148.71.0/24United KingdomAS13037Zen Internet Ltd98038.28%
51.148.72.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.73.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.74.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.75.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.76.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.77.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.78.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.79.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.80.0/24United KingdomAS13037Zen Internet Ltd07127.73%
51.148.81.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.82.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.83.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.84.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.85.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.86.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.87.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.88.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.89.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.90.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.91.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.92.0/24United KingdomAS13037Zen Internet Ltd051.95%
51.148.93.0/24United KingdomAS13037Zen Internet Ltd501.95%
51.148.94.0/24United KingdomAS13037Zen Internet Ltd92035.94%
51.148.95.0/24United KingdomAS13037Zen Internet Ltd75029.30%
51.148.96.0/24United KingdomAS13037Zen Internet Ltd2108.20%
51.148.97.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.98.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.99.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.100.0/24United KingdomAS13037Zen Internet Ltd27010.55%
51.148.101.0/24United KingdomAS13037Zen Internet Ltd2308.98%
51.148.102.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.103.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.104.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.105.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.106.0/24United KingdomAS13037Zen Internet Ltd401.56%
51.148.107.0/24United KingdomAS13037Zen Internet Ltd200.78%
51.148.108.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.109.0/24United KingdomAS13037Zen Internet Ltd100.39%
51.148.110.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.111.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.112.0/24United KingdomAS13037Zen Internet Ltd1907.42%
51.148.113.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.114.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.115.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.116.0/24United KingdomAS13037Zen Internet Ltd2208.59%
51.148.117.0/24United KingdomAS13037Zen Internet Ltd2409.38%
51.148.118.0/24United KingdomAS13037Zen Internet Ltd1505.86%
51.148.119.0/24United KingdomAS13037Zen Internet Ltd26010.16%
51.148.120.0/24United KingdomAS13037Zen Internet Ltd90035.16%
51.148.121.0/24United KingdomAS13037Zen Internet Ltd81031.64%
51.148.122.0/24United KingdomAS13037Zen Internet Ltd86033.59%
51.148.123.0/24United KingdomAS13037Zen Internet Ltd91035.55%
51.148.124.0/24United KingdomAS13037Zen Internet Ltd97037.89%
51.148.125.0/24United KingdomAS13037Zen Internet Ltd84032.81%
51.148.126.0/24United KingdomAS13037Zen Internet Ltd74028.91%
51.148.127.0/24United KingdomAS13037Zen Internet Ltd91035.55%
51.148.128.0/24United KingdomAS13037Zen Internet Ltd1606.25%
51.148.129.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.130.0/24United KingdomAS13037Zen Internet Ltd1003.91%
51.148.131.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.132.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.133.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.134.0/24United KingdomAS13037Zen Internet Ltd1505.86%
51.148.135.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.136.0/24United KingdomAS13037Zen Internet Ltd1706.64%
51.148.137.0/24United KingdomAS13037Zen Internet Ltd1505.86%
51.148.138.0/24United KingdomAS13037Zen Internet Ltd1606.25%
51.148.139.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.140.0/24United KingdomAS13037Zen Internet Ltd1505.86%
51.148.141.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.142.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.143.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.144.0/24United KingdomAS13037Zen Internet Ltd2208.59%
51.148.145.0/24United KingdomAS13037Zen Internet Ltd1606.25%
51.148.146.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.147.0/24United KingdomAS13037Zen Internet Ltd26010.16%
51.148.148.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.149.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.150.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.151.0/24United KingdomAS13037Zen Internet Ltd1907.42%
51.148.152.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.153.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.154.0/24United KingdomAS13037Zen Internet Ltd1505.86%
51.148.155.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.156.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.157.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.158.0/24United KingdomAS13037Zen Internet Ltd1706.64%
51.148.159.0/24United KingdomAS13037Zen Internet Ltd2007.81%
51.148.160.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.161.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.162.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.163.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.164.0/24United KingdomAS13037Zen Internet Ltd1003.91%
51.148.165.0/24United KingdomAS13037Zen Internet Ltd1706.64%
51.148.166.0/24United KingdomAS13037Zen Internet Ltd1606.25%
51.148.167.0/24United KingdomAS13037Zen Internet Ltd2208.59%
51.148.168.0/24United KingdomAS13037Zen Internet Ltd1706.64%
51.148.169.0/24United KingdomAS13037Zen Internet Ltd1003.91%
51.148.170.0/24United KingdomAS13037Zen Internet Ltd1606.25%
51.148.171.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.172.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.173.0/24United KingdomAS13037Zen Internet Ltd1706.64%
51.148.174.0/24United KingdomAS13037Zen Internet Ltd2308.98%
51.148.175.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.176.0/24United KingdomAS13037Zen Internet Ltd1003.91%
51.148.177.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.178.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.179.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.180.0/24United KingdomAS13037Zen Internet Ltd1003.91%
51.148.181.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.182.0/24United KingdomAS13037Zen Internet Ltd501.95%
51.148.183.0/24United KingdomAS13037Zen Internet Ltd1807.03%
51.148.184.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.185.0/24United KingdomAS13037Zen Internet Ltd1104.30%
51.148.186.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.187.0/24United KingdomAS13037Zen Internet Ltd1003.91%
51.148.188.0/24United KingdomAS13037Zen Internet Ltd1104.30%
51.148.189.0/24United KingdomAS13037Zen Internet Ltd903.52%
51.148.190.0/24United KingdomAS13037Zen Internet Ltd1305.08%
51.148.191.0/24United KingdomAS13037Zen Internet Ltd1204.69%
51.148.192.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.193.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.194.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.195.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.196.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.197.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.198.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.199.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.200.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.201.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.202.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.203.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.204.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.205.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.206.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.207.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.208.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.209.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.210.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.211.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.212.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.213.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.214.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.215.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.216.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.217.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.218.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.219.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.220.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.221.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.222.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.223.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.224.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.225.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.226.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.227.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.228.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.229.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.230.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.231.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.232.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.233.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.234.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.235.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.236.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.237.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.238.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.239.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.240.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.241.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.242.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.243.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.244.0/24United KingdomAS13037Zen Internet Ltd000.00%
51.148.245.0/24United KingdomAS13037Zen Internet Ltd42016.41%
51.148.246.0/24United KingdomAS13037Zen Internet Ltd803.13%
51.148.247.0/24United KingdomAS13037Zen Internet Ltd1405.47%
51.148.248.0/24United KingdomAS13037Zen Internet Ltd109042.58%
51.148.249.0/24United KingdomAS13037Zen Internet Ltd92035.94%
51.148.250.0/24United KingdomAS13037Zen Internet Ltd94036.72%
51.148.251.0/24United KingdomAS13037Zen Internet Ltd80031.25%
51.148.252.0/24United KingdomAS13037Zen Internet Ltd97037.89%
51.148.253.0/24United KingdomAS13037Zen Internet Ltd81031.64%
51.148.254.0/24United KingdomAS13037Zen Internet Ltd69026.95%
51.148.255.0/24United KingdomAS13037Zen Internet Ltd87033.98%
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.