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  1. All IP Ranges
  2. 51.0.0.0/8
  3. 51.81.0.0/16

51.81.0.0/16 IP Range

Summary

ASNs
1
Countries
3
BGP Prefixes2
Routers
163
Pingable IPs
23,380

Top Countries

Top BGP Prefixes

Top ASNs

51.81.0.0/24 United States 100%110
51.81.1.0/24 United States 97%211
51.81.2.0/24 United States 100%110
51.81.3.0/24 United States 100%110
51.81.4.0/24 United States 100%110
51.81.5.0/24 United States 100%110
51.81.6.0/24 United States 100%112
51.81.7.0/24 United States 100%110
51.81.8.0/24 United States 100%110
51.81.9.0/24 United States 100%110
51.81.10.0/24 United States 100%111
51.81.11.0/24 United States 100%112
51.81.12.0/24 United States 100%110
51.81.13.0/24 United States 100%111
51.81.14.0/24 United States 100%110
51.81.15.0/24 United States 100%110
51.81.16.0/24 United States 100%110
51.81.17.0/24 United States 100%111
51.81.18.0/24 United States 100%111
51.81.19.0/24 United States 100%110
51.81.20.0/24 United States 98%210
51.81.21.0/24 United States 100%110
51.81.22.0/24 United States 100%110
51.81.23.0/24 United States 100%112
51.81.24.0/24 United States 100%111
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51.81.26.0/24 United States 100%110
51.81.27.0/24 United States 100%110
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51.81.29.0/24 United States 100%110
51.81.30.0/24 United States 100%113
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51.81.46.0/24 United States 100%117
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51.81.48.0/24 United States 100%111
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51.81.56.0/24 United States 100%119
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51.81.81.0/24 United States 100%110
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51.81.84.0/24 United States 100%110
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51.81.87.0/24 United States 100%110
51.81.88.0/24 United States 100%113
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51.81.91.0/24 United States 100%110
51.81.92.0/24 United States 100%110
51.81.93.0/24 United States 100%1112
51.81.94.0/24 United States 100%110
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51.81.96.0/24 United States 100%110
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51.81.100.0/24 United States 100%110
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51.81.102.0/24 United States 100%110
51.81.103.0/24 United States 100%110
51.81.104.0/24 United States 100%111
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51.81.106.0/24 United States 100%116
51.81.107.0/24 United States 100%116
51.81.108.0/24 United States 100%110
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51.81.110.0/24 United States 100%110
51.81.111.0/24 United States 100%110
51.81.112.0/24 United States 100%110
51.81.113.0/24 United States 100%111
51.81.114.0/24 United States 100%110
51.81.115.0/24 United States 100%110
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51.81.151.0/24 United States 100%110
51.81.152.0/24 United States 100%114
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51.81.155.0/24 United States 100%114
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51.81.160.0/24 United States 100%114
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51.81.164.0/24 United States 100%113
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51.81.166.0/24 United States 100%116
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51.81.168.0/24 United States 100%110
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51.81.180.0/24 United States 100%110
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51.81.182.0/24 United States 100%111
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51.81.184.0/24 United States 100%1112
51.81.185.0/24 United States 100%115
51.81.186.0/24 United States 100%110
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51.81.193.0/24 United States 100%110
51.81.194.0/24 United States 100%110
51.81.195.0/24 United States 100%111
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51.81.205.0/24 United States 100%110
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51.81.207.0/24 United States 100%111
51.81.208.0/24 United States 100%117
51.81.209.0/24 United States 100%110
51.81.210.0/24 United States 100%111
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51.81.212.0/24 United States 100%110
51.81.213.0/24 United States 100%110
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51.81.215.0/24 United States 100%110
51.81.216.0/24 United States 100%110
51.81.217.0/24 United States 100%110
51.81.218.0/24 United States 100%110
51.81.219.0/24 United States 100%110
51.81.220.0/24 United States 100%110
51.81.221.0/24 United States 100%115
51.81.222.0/24 United States 100%111
51.81.223.0/24 United States 100%110
51.81.224.0/24 United States 100%110
51.81.225.0/24 United States 100%110
51.81.226.0/24 United States 100%110
51.81.227.0/24 United States 100%110
51.81.228.0/24 United States 100%112
51.81.229.0/24 United States 100%110
51.81.230.0/24 United States 100%110
51.81.231.0/24 United States 100%110
51.81.232.0/24 United States 100%110
51.81.233.0/24 United States 100%110
51.81.234.0/24 United States 100%110
51.81.235.0/24 United States 100%110
51.81.236.0/24 United States 100%110
51.81.237.0/24 United States 100%110
51.81.238.0/24 United States 100%110
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51.81.240.0/24 United States 100%110
51.81.241.0/24 United States 100%110
51.81.242.0/24 United States 100%115
51.81.243.0/24 United States 100%117
51.81.244.0/24 United States 100%114
51.81.245.0/24 United States 100%113
51.81.246.0/24 United States 100%111
51.81.247.0/24 United States 100%110
51.81.248.0/24 United States 100%110
51.81.249.0/24 United States 100%110
51.81.250.0/24 United States 100%110
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51.81.253.0/24 United States 100%110
51.81.254.0/24 United States 100%111
51.81.255.0/24 United States 100%112

Pingable IPs

23,380 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
51.81.62.87AS16276 OVH SAS1.27ms from Ashburn,  US
51.81.123.119AS16276 OVH SAS1.23ms from Ashburn,  US
51.81.59.240AS16276 OVH SAS1.23ms from Ashburn,  US
51.81.74.62AS16276 OVH SAS1.26ms from Ashburn,  US
51.81.56.92AS16276 OVH SAS1.23ms from Ashburn,  US
51.81.217.251AS16276 OVH SAS0.40ms from Hillsboro,  US
51.81.168.63AS16276 OVH SAS0.36ms from Portland,  US
51.81.232.99AS16276 OVH SAS0.38ms from Portland,  US
51.81.237.30AS16276 OVH SAS0.41ms from Portland,  US
51.81.50.254AS16276 OVH SAS1.42ms from Ashburn,  US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
41.237.150.160AS8452 TE-AS7.72ms from Cairo,  EG
12.195.118.128AS7018 AT&T Enterprises, LLC4.25ms from Chicago,  US
91.19.252.96AS3320 Deutsche Telekom AG5.51ms from Frankfurt am Main,  DE
220.250.58.80AS4837 CHINA UNICOM China169 Backbone7.42ms from Fuzhou,  CN
171.235.45.32AS7552 Viettel Group1.04ms from Ho Chi Minh City,  VN
104.173.110.96AS20001 Charter Communications Inc5.08ms from Los Angeles,  US
69.136.22.16AS7922 Comcast Cable Communications, LLC7.30ms from Miami,  US
91.168.38.16AS12322 Free SAS5.53ms from Paris,  FR
90.72.111.0AS2376 Bleu SAS0.95ms from Paris,  FR
149.169.22.48AS2900 Arizona Tri University Network1.01ms from Phoenix,  US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$ traceroute -a -n -q1 51.81.4.255
traceroute to 51.81.4.255 (51.81.4.255): 64 hops max, 52 byte packets
1 [AS63023] 23.154.136.1 0.355 ms
2 *
3 *
4 *
5 *
6 [AS16276] 178.32.135.117 1.25 ms
7 [AS16276] 178.32.135.114 1.366 ms
8 *
9 *
10 *
11 *
12 [AS16276] 51.81.4.255 1.618 ms
Measurement taken from  IPinfo ProbeNet in Ashburn, US
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