1. All IP Ranges
  2. 47.0.0.0/8
  3. 47.21.0.0/16

47.21.0.0/16 IP Range

Summary

ASNs
1
Countries
1
BGP Prefixes1
Routers
66
Pingable IPs
7,765

Top Countries

Top BGP Prefixes

Top ASNs

  • AS6128 Cablevision Systems Corp.
    100%
47.21.0.0/24 United States 100%111
47.21.1.0/24 United States 100%111
47.21.2.0/24 United States 100%112
47.21.3.0/24 United States 100%110
47.21.4.0/24 United States 100%110
47.21.5.0/24 United States 100%110
47.21.6.0/24 United States 100%110
47.21.7.0/24 United States 100%111
47.21.8.0/24 United States 100%110
47.21.9.0/24 United States 100%110
47.21.10.0/24 United States 100%110
47.21.11.0/24 United States 100%110
47.21.12.0/24 United States 100%110
47.21.13.0/24 United States 100%110
47.21.14.0/24 United States 100%111
47.21.15.0/24 United States 100%110
47.21.16.0/24 United States 100%111
47.21.17.0/24 United States 100%110
47.21.18.0/24 United States 100%111
47.21.19.0/24 United States 100%112
47.21.20.0/24 United States 100%110
47.21.21.0/24 United States 100%110
47.21.22.0/24 United States 100%111
47.21.23.0/24 United States 100%110
47.21.24.0/24 United States 100%110
47.21.25.0/24 United States 100%110
47.21.26.0/24 United States 100%110
47.21.27.0/24 United States 100%110
47.21.28.0/24 United States 100%110
47.21.29.0/24 United States 100%110
47.21.30.0/24 United States 100%110
47.21.31.0/24 United States 100%110
47.21.32.0/24 United States 100%110
47.21.33.0/24 United States 100%110
47.21.34.0/24 United States 100%110
47.21.35.0/24 United States 100%110
47.21.36.0/24 United States 100%111
47.21.37.0/24 United States 100%110
47.21.38.0/24 United States 100%110
47.21.39.0/24 United States 100%110
47.21.40.0/24 United States 100%111
47.21.41.0/24 United States 100%111
47.21.42.0/24 United States 100%110
47.21.43.0/24 United States 100%110
47.21.44.0/24 United States 100%110
47.21.45.0/24 United States 100%111
47.21.46.0/24 United States 100%110
47.21.47.0/24 United States 100%110
47.21.48.0/24 United States 100%111
47.21.49.0/24 United States 100%110
47.21.50.0/24 United States 100%110
47.21.51.0/24 United States 100%111
47.21.52.0/24 United States 100%111
47.21.53.0/24 United States 100%110
47.21.54.0/24 United States 100%111
47.21.55.0/24 United States 100%110
47.21.56.0/24 United States 100%110
47.21.57.0/24 United States 100%111
47.21.58.0/24 United States 100%111
47.21.59.0/24 United States 100%110
47.21.60.0/24 United States 100%110
47.21.61.0/24 United States 100%110
47.21.62.0/24 United States 100%111
47.21.63.0/24 United States 100%110
47.21.64.0/24 United States 100%110
47.21.65.0/24 United States 100%110
47.21.66.0/24 United States 100%110
47.21.67.0/24 United States 100%110
47.21.68.0/24 United States 100%110
47.21.69.0/24 United States 100%112
47.21.70.0/24 United States 100%110
47.21.71.0/24 United States 100%110
47.21.72.0/24 United States 100%111
47.21.73.0/24 United States 100%110
47.21.74.0/24 United States 100%110
47.21.75.0/24 United States 100%112
47.21.76.0/24 United States 100%111
47.21.77.0/24 United States 100%110
47.21.78.0/24 United States 100%110
47.21.79.0/24 United States 100%110
47.21.80.0/24 United States 100%110
47.21.81.0/24 United States 100%110
47.21.82.0/24 United States 100%111
47.21.83.0/24 United States 100%111
47.21.84.0/24 United States 100%111
47.21.85.0/24 United States 100%110
47.21.86.0/24 United States 100%110
47.21.87.0/24 United States 100%110
47.21.88.0/24 United States 100%110
47.21.89.0/24 United States 100%111
47.21.90.0/24 United States 100%113
47.21.91.0/24 United States 100%110
47.21.92.0/24 United States 100%111
47.21.93.0/24 United States 100%110
47.21.94.0/24 United States 100%110
47.21.95.0/24 United States 100%110
47.21.96.0/24 United States 100%111
47.21.97.0/24 United States 100%110
47.21.98.0/24 United States 100%110
47.21.99.0/24 United States 100%111
47.21.100.0/24 United States 100%110
47.21.101.0/24 United States 100%111
47.21.102.0/24 United States 100%110
47.21.103.0/24 United States 100%110
47.21.104.0/24 United States 100%110
47.21.105.0/24 United States 100%110
47.21.106.0/24 United States 100%110
47.21.107.0/24 United States 100%110
47.21.108.0/24 United States 100%110
47.21.109.0/24 United States 100%110
47.21.110.0/24 United States 100%110
47.21.111.0/24 United States 100%110
47.21.112.0/24 United States 100%110
47.21.113.0/24 United States 100%110
47.21.114.0/24 United States 100%110
47.21.115.0/24 United States 100%110
47.21.116.0/24 United States 100%110
47.21.117.0/24 United States 100%110
47.21.118.0/24 United States 100%110
47.21.119.0/24 United States 100%110
47.21.120.0/24 United States 100%110
47.21.121.0/24 United States 100%110
47.21.122.0/24 United States 100%110
47.21.123.0/24 United States 100%110
47.21.124.0/24 United States 100%110
47.21.125.0/24 United States 100%110
47.21.126.0/24 United States 100%110
47.21.127.0/24 United States 100%110
47.21.128.0/24 United States 100%110
47.21.129.0/24 United States 100%110
47.21.130.0/24 United States 100%110
47.21.131.0/24 United States 100%110
47.21.132.0/24 United States 100%110
47.21.133.0/24 United States 100%111
47.21.134.0/24 United States 100%110
47.21.135.0/24 United States 100%112
47.21.136.0/24 United States 100%110
47.21.137.0/24 United States 100%110
47.21.138.0/24 United States 100%110
47.21.139.0/24 United States 100%110
47.21.140.0/24 United States 100%111
47.21.141.0/24 United States 100%111
47.21.142.0/24 United States 100%110
47.21.143.0/24 United States 100%110
47.21.144.0/24 United States 100%110
47.21.145.0/24 United States 100%110
47.21.146.0/24 United States 100%110
47.21.147.0/24 United States 100%110
47.21.148.0/24 United States 100%110
47.21.149.0/24 United States 100%110
47.21.150.0/24 United States 100%110
47.21.151.0/24 United States 100%111
47.21.152.0/24 United States 100%111
47.21.153.0/24 United States 100%111
47.21.154.0/24 United States 100%111
47.21.155.0/24 United States 100%110
47.21.156.0/24 United States 100%110
47.21.157.0/24 United States 100%110
47.21.158.0/24 United States 100%110
47.21.159.0/24 United States 100%110
47.21.160.0/24 United States 100%110
47.21.161.0/24 United States 100%110
47.21.162.0/24 United States 100%110
47.21.163.0/24 United States 100%110
47.21.164.0/24 United States 100%110
47.21.165.0/24 United States 100%110
47.21.166.0/24 United States 100%110
47.21.167.0/24 United States 100%110
47.21.168.0/24 United States 100%110
47.21.169.0/24 United States 100%110
47.21.170.0/24 United States 100%110
47.21.171.0/24 United States 100%110
47.21.172.0/24 United States 100%110
47.21.173.0/24 United States 100%110
47.21.174.0/24 United States 100%110
47.21.175.0/24 United States 100%110
47.21.176.0/24 United States 100%110
47.21.177.0/24 United States 100%110
47.21.178.0/24 United States 100%110
47.21.179.0/24 United States 100%110
47.21.180.0/24 United States 100%110
47.21.181.0/24 United States 100%110
47.21.182.0/24 United States 100%110
47.21.183.0/24 United States 100%110
47.21.184.0/24 United States 100%110
47.21.185.0/24 United States 100%110
47.21.186.0/24 United States 100%110
47.21.187.0/24 United States 100%110
47.21.188.0/24 United States 100%110
47.21.189.0/24 United States 100%110
47.21.190.0/24 United States 100%110
47.21.191.0/24 United States 100%110
47.21.192.0/24 United States 100%112
47.21.193.0/24 United States 100%110
47.21.194.0/24 United States 100%110
47.21.195.0/24 United States 100%110
47.21.196.0/24 United States 100%110
47.21.197.0/24 United States 100%110
47.21.198.0/24 United States 100%111
47.21.199.0/24 United States 100%110
47.21.200.0/24 United States 100%110
47.21.201.0/24 United States 100%111
47.21.202.0/24 United States 100%110
47.21.203.0/24 United States 100%110
47.21.204.0/24 United States 100%110
47.21.205.0/24 United States 100%110
47.21.206.0/24 United States 100%110
47.21.207.0/24 United States 100%110
47.21.208.0/24 United States 100%110
47.21.209.0/24 United States 100%110
47.21.210.0/24 United States 100%112
47.21.211.0/24 United States 100%111
47.21.212.0/24 United States 100%110
47.21.213.0/24 United States 100%111
47.21.214.0/24 United States 100%110
47.21.215.0/24 United States 100%111
47.21.216.0/24 United States 100%110
47.21.217.0/24 United States 100%110
47.21.218.0/24 United States 100%110
47.21.219.0/24 United States 100%111
47.21.220.0/24 United States 100%110
47.21.221.0/24 United States 100%110
47.21.222.0/24 United States 100%110
47.21.223.0/24 United States 100%110
47.21.224.0/24 United States 100%111
47.21.225.0/24 United States 100%110
47.21.226.0/24 United States 100%110
47.21.227.0/24 United States 100%110
47.21.228.0/24 United States 100%110
47.21.229.0/24 United States 100%110
47.21.230.0/24 United States 100%110
47.21.231.0/24 United States 100%110
47.21.232.0/24 United States 100%111
47.21.233.0/24 United States 100%111
47.21.234.0/24 United States 100%111
47.21.235.0/24 United States 100%110
47.21.236.0/24 United States 100%110
47.21.237.0/24 United States 100%111
47.21.238.0/24 United States 100%111
47.21.239.0/24 United States 100%112
47.21.240.0/24 United States 100%110
47.21.241.0/24 United States 100%110
47.21.242.0/24 United States 100%110
47.21.243.0/24 United States 100%110
47.21.244.0/24 United States 100%110
47.21.245.0/24 United States 100%110
47.21.246.0/24 United States 100%110
47.21.247.0/24 United States 100%110
47.21.248.0/24 United States 100%110
47.21.249.0/24 United States 100%110
47.21.250.0/24 United States 100%110
47.21.251.0/24 United States 100%110
47.21.252.0/24 United States 100%110
47.21.253.0/24 United States 100%110
47.21.254.0/24 United States 100%110
47.21.255.0/24 United States 100%110

Pingable IPs

7,765 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
47.21.132.162AS6128 Cablevision Systems Corp.3.62ms from New York City,  US
47.21.23.158AS6128 Cablevision Systems Corp.2.83ms from New York City,  US
47.21.88.90AS6128 Cablevision Systems Corp.2.44ms from New York City,  US
47.21.49.26AS6128 Cablevision Systems Corp.3.08ms from New York City,  US
47.21.6.65AS6128 Cablevision Systems Corp.3.45ms from New York City,  US
47.21.56.226AS6128 Cablevision Systems Corp.5.01ms from New York City,  US
47.21.18.33AS6128 Cablevision Systems Corp.2.61ms from New York City,  US
47.21.79.194AS6128 Cablevision Systems Corp.2.11ms from New York City,  US
47.21.83.2AS6128 Cablevision Systems Corp.4.01ms from New York City,  US
47.21.22.70AS6128 Cablevision Systems Corp.2.63ms from New York City,  US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
122.179.172.96AS24560 Bharti Airtel Ltd., Telemedia Services2.83ms from Ahmedabad,  IN
202.52.155.240AS45620 Sky Network Television Ltd0.91ms from Auckland,  NZ
69.207.162.96AS11351 Charter Communications Inc18.55ms from Chicago,  US
8.53.173.0AS3356 Level 3 Parent, LLC9.91ms from Chicago,  US
20.165.225.64AS8075 Microsoft Corporation3.26ms from Denver,  US
158.46.236.224AS39927 E-Light-Telecom Ltd.3.71ms from Kemerovo,  RU
178.62.69.80AS14061 DigitalOcean, LLC0.31ms from London,  GB
71.201.118.144AS7922 Comcast Cable Communications, LLC6.80ms from Mount Prospect,  US
72.229.188.0AS12271 Charter Communications Inc4.48ms from New York City,  US
67.2.198.192AS209 CenturyLink Communications, LLC1.97ms from Salt Lake City,  US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f3 47.21.8.17
traceroute to 47.21.8.17 (47.21.8.17): 64 hops max, 52 byte packets
3 [AS174] 154.54.89.177 1.28 ms
4 [AS174] 66.28.4.182 1.227 ms
5 *
6 [] 64.15.1.130 2.171 ms
7 [AS6128] 63.142.20.9 2.274 ms
8 [AS6128] 167.206.32.123 2.347 ms
9 *
10 [AS6128] 47.21.8.17 9.949 ms
Measurement taken from  IPinfo ProbeNet in New York City, US
On