Summary
| ASN | AS39122 Blacknight Internet Solutions Limited |
| BGP | 81.17.242.0/24 |
| IPs with RDNS | 256 |
| Hosted Domains | 0 |
| Pingable IPs | 90 |
| Router IPs | 10 |
| 81.17.242.0 | 242-0.colo.sta.blacknight.ie | 0 |  | |
| 81.17.242.1 | 242-1.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.2 | 242-2.colo.sta.blacknight.ie | 0 |  | |
| 81.17.242.3 | 242-3.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.4 | 242-4.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.5 | 242-5.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.6 | cdp01-bk0.blacknight.ie | 0 | | |
| 81.17.242.7 | cdp02-bk0.blacknight.ie | 0 | | |
| 81.17.242.8 | 81.17.242.8.blacknight.ie | 0 | | |
| 81.17.242.9 | mysql-cdp.blacknight.ie | 0 | | |
| 81.17.242.10 | 242-10.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.11 | 242-11.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.12 | 242-12.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.13 | 242-13.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.14 | 242-14.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.15 | 242-15.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.16 | 242-16.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.17 | 242-17.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.18 | 242-18.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.19 | 242-19.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.20 | 242-20.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.21 | 242-21.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.22 | 242-22.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.23 | 242-23.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.24 | 242-24.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.25 | 242-25.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.26 | 242-26.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.27 | 242-27.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.28 | siracusa.mneylon.com | 0 | | |
| 81.17.242.29 | 242-29.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.30 | 242-30.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.31 | 242-31.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.32 | 242-32.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.33 | gi0-2.acc-r01.bk1.39122.as | 0 | | |
| 81.17.242.34 | 242-34.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.35 | 242-35.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.36 | 242-36.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.37 | 242-37.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.38 | 242-38.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.39 | 242-39.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.40 | 242-40.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.41 | ec-r01.bk5.39122.as | 0 | | |
| 81.17.242.42 | 242-42.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.43 | 242-43.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.44 | 242-44.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.45 | 242-45.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.46 | 242-46.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.47 | 242-47.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.48 | 242-48.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.49 | 242-49.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.50 | 242-50.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.51 | 242-51.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.52 | 242-52.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.53 | 242-53.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.54 | 242-54.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.55 | 242-55.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.56 | 242-56.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.57 | 242-57.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.58 | 242-58.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.59 | 242-59.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.60 | 242-60.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.61 | 242-61.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.62 | 242-62.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.63 | 242-63.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.64 | 242-64.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.65 | 242-65.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.66 | 242-66.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.67 | 242-67.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.68 | 242-68.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.69 | 242-69.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.70 | 242-70.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.71 | 242-71.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.72 | 242-72.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.73 | 242-73.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.74 | smtp-bn.shuttledirect.com | 0 | | |
| 81.17.242.75 | smtp-bn.shuttledirect.com | 0 | | |
| 81.17.242.76 | smtp-bn.shuttledirect.com | 0 | | |
| 81.17.242.77 | smtp-bn.survey-centre.com | 0 | | |
| 81.17.242.78 | smtp-bn.shuttledirect.com | 0 | | |
| 81.17.242.79 | 242-79.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.80 | 242-80.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.81 | 242-81.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.82 | 242-82.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.83 | 242-83.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.84 | 242-84.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.85 | 242-85.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.86 | 242-86.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.87 | 242-87.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.88 | 242-88.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.89 | 242-89.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.90 | 242-90.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.91 | 242-91.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.92 | dnsbl.blacknight.ie | 0 | | |
| 81.17.242.93 | 242-93.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.94 | 242-94.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.95 | 242-95.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.96 | 242-96.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.97 | 242-97.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.98 | 242-98.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.99 | 242-99.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.100 | 242-100.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.101 | 242-101.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.102 | 242-102.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.103 | 242-103.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.104 | 242-104.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.105 | 242-105.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.106 | 242-106.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.107 | 242-107.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.108 | 242-108.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.109 | 242-109.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.110 | 242-110.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.111 | 242-111.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.112 | 242-112.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.113 | 242-113.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.114 | 242-114.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.115 | 242-115.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.116 | 242-116.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.117 | 242-117.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.118 | www.blacknight.com | 0 | | |
| 81.17.242.119 | 242-119.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.120 | 242-120.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.121 | 242-121.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.122 | 242-122.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.123 | 242-123.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.124 | 242-124.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.125 | 242-125.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.126 | 242-126.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.127 | 242-127.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.128 | network.efence.co.uk | 0 | | |
| 81.17.242.129 | 242-129.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.130 | uber1.efence.co.uk | 0 | | |
| 81.17.242.131 | uber2.efence.co.uk | 0 | | |
| 81.17.242.132 | 242-132.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.133 | 242-133.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.134 | 242-134.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.135 | 242-135.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.136 | 242-136.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.137 | 242-137.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.138 | 242-138.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.139 | 242-139.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.140 | mail.efence.co.uk | 0 | | |
| 81.17.242.141 | 242-141.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.142 | 242-142.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.143 | 242-143.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.144 | 242-144.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.145 | 242-145.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.146 | 242-146.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.147 | 242-147.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.148 | 242-148.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.149 | 242-149.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.150 | yer.ma | 0 | | |
| 81.17.242.151 | your.base.which.belongs.to.us | 0 | | |
| 81.17.242.152 | 242-152.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.153 | 242-153.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.154 | 242-154.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.155 | 242-155.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.156 | 242-156.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.157 | 242-157.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.158 | 242-158.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.159 | 242-159.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.160 | 242-160.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.161 | 242-161.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.162 | 242-162.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.163 | 242-163.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.164 | 242-164.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.165 | 242-165.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.166 | 242-166.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.167 | 242-167.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.168 | 242-168.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.169 | 242-169.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.170 | 242-170.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.171 | 242-171.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.172 | 242-172.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.173 | 242-173.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.174 | 242-174.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.175 | 242-175.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.176 | 242-176.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.177 | 242-177.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.178 | 242-178.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.179 | 242-179.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.180 | 242-180.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.181 | 242-181.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.182 | 242-182.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.183 | 242-183.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.184 | 242-184.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.185 | 242-185.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.186 | 242-186.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.187 | 242-187.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.188 | 242-188.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.189 | 242-189.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.190 | 242-190.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.191 | 242-191.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.192 | 242-192.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.193 | 242-193.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.194 | 242-194.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.195 | 242-195.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.196 | 242-196.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.197 | 242-197.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.198 | pathways-plesk.blacknight.ie | 0 | | |
| 81.17.242.199 | 242-199.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.200 | 242-200.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.201 | 242-201.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.202 | 242-202.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.203 | 242-203.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.204 | 242-204.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.205 | mail.dltcdirectory.net | 0 | | |
| 81.17.242.206 | 242-206.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.207 | 242-207.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.208 | 242-208.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.209 | 242-209.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.210 | 242-210.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.211 | 242-211.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.212 | 242-212.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.213 | 242-213.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.214 | 242-214.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.215 | 242-215.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.216 | 242-216.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.217 | 242-217.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.218 | 242-218.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.219 | 242-219.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.220 | 242-220.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.221 | 242-221.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.222 | imc04.blacknight.ie | 0 | | |
| 81.17.242.223 | 242-223.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.224 | core-r02.bk3.39122.as | 0 | | |
| 81.17.242.225 | whizzy.bk3.39122.as | 0 | | |
| 81.17.242.226 | core-r02.bk8.39122.as | 0 | | |
| 81.17.242.227 | whizzy.bk8.39122.as | 0 | | |
| 81.17.242.228 | core-r01.bk3.39122.as | 0 | | |
| 81.17.242.229 | whizzy.bk3.39122.as | 0 | | |
| 81.17.242.230 | core-r01.bk8.39122.as | 0 | | |
| 81.17.242.231 | whizzy.bk8.39122.as | 0 | | |
| 81.17.242.232 | 242-232.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.233 | bb-r02.bk3.39122.as | 0 | | |
| 81.17.242.234 | 205039.39122.as | 0 | | |
| 81.17.242.235 | 242-235.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.236 | 242-236.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.237 | 242-237.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.238 | ec-r02.bk3.39122.as | 0 | | |
| 81.17.242.239 | 210045.39122.as | 0 | | |
| 81.17.242.240 | 242-240.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.241 | 242-241.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.242 | 242-242.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.243 | 242-243.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.244 | 242-244.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.245 | bb-r02.bk3.39122.as | 0 | | |
| 81.17.242.246 | 242-246.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.247 | 242-247.colo.sta.blacknight.ie | 0 | | |
| 81.17.242.248 | ec-r02.bk3.39122.as | 0 | | |
| 81.17.242.249 | westnet.39122.as | 0 | | |
| 81.17.242.250 | ec-r01.bk3.39122.as | 0 | | |
| 81.17.242.251 | telcom.39122.as | 0 | | |
| 81.17.242.252 | ec-r01.bk1.39122.as | 0 | | |
| 81.17.242.253 | aptus.39122.as | 0 | | |
| 81.17.242.254 | ec-r01.bk3.39122.as | 0 | | |
| 81.17.242.255 | westnet.39122.as | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f2 81.17.242.207
traceroute to 81.17.242.207 (81.17.242.207): 64 hops max, 52 byte packets
Measurement taken from 
IPinfo ProbeNet in Dublin, IE
IPinfo ProbeNet in Dublin, IEOn