Summary
| ASN | AS4771 Spark New Zealand Trading Ltd. |
| BGP | 122.63.64.0/20 |
| IPs with RDNS | 256 |
| Hosted Domains | 0 |
| Pingable IPs | 0 |
| Router IPs | 0 |
| 122.63.70.0 | 122-63-70-0.mobile.spark.co.nz | 0 | ||
| 122.63.70.1 | 122-63-70-1.mobile.spark.co.nz | 0 | ||
| 122.63.70.2 | 122-63-70-2.mobile.spark.co.nz | 0 | ||
| 122.63.70.3 | 122-63-70-3.mobile.spark.co.nz | 0 | ||
| 122.63.70.4 | 122-63-70-4.mobile.spark.co.nz | 0 | ||
| 122.63.70.5 | 122-63-70-5.mobile.spark.co.nz | 0 | ||
| 122.63.70.6 | 122-63-70-6.mobile.spark.co.nz | 0 | ||
| 122.63.70.7 | 122-63-70-7.mobile.spark.co.nz | 0 | ||
| 122.63.70.8 | 122-63-70-8.mobile.spark.co.nz | 0 | ||
| 122.63.70.9 | 122-63-70-9.mobile.spark.co.nz | 0 | ||
| 122.63.70.10 | 122-63-70-10.mobile.spark.co.nz | 0 | ||
| 122.63.70.11 | 122-63-70-11.mobile.spark.co.nz | 0 | ||
| 122.63.70.12 | 122-63-70-12.mobile.spark.co.nz | 0 | ||
| 122.63.70.13 | 122-63-70-13.mobile.spark.co.nz | 0 | ||
| 122.63.70.14 | 122-63-70-14.mobile.spark.co.nz | 0 | ||
| 122.63.70.15 | 122-63-70-15.mobile.spark.co.nz | 0 | ||
| 122.63.70.16 | 122-63-70-16.mobile.spark.co.nz | 0 | ||
| 122.63.70.17 | 122-63-70-17.mobile.spark.co.nz | 0 | ||
| 122.63.70.18 | 122-63-70-18.mobile.spark.co.nz | 0 | ||
| 122.63.70.19 | 122-63-70-19.mobile.spark.co.nz | 0 | ||
| 122.63.70.20 | 122-63-70-20.mobile.spark.co.nz | 0 | ||
| 122.63.70.21 | 122-63-70-21.mobile.spark.co.nz | 0 | ||
| 122.63.70.22 | 122-63-70-22.mobile.spark.co.nz | 0 | ||
| 122.63.70.23 | 122-63-70-23.mobile.spark.co.nz | 0 | ||
| 122.63.70.24 | 122-63-70-24.mobile.spark.co.nz | 0 | ||
| 122.63.70.25 | 122-63-70-25.mobile.spark.co.nz | 0 | ||
| 122.63.70.26 | 122-63-70-26.mobile.spark.co.nz | 0 | ||
| 122.63.70.27 | 122-63-70-27.mobile.spark.co.nz | 0 | ||
| 122.63.70.28 | 122-63-70-28.mobile.spark.co.nz | 0 | ||
| 122.63.70.29 | 122-63-70-29.mobile.spark.co.nz | 0 | ||
| 122.63.70.30 | 122-63-70-30.mobile.spark.co.nz | 0 | ||
| 122.63.70.31 | 122-63-70-31.mobile.spark.co.nz | 0 | ||
| 122.63.70.32 | 122-63-70-32.mobile.spark.co.nz | 0 | ||
| 122.63.70.33 | 122-63-70-33.mobile.spark.co.nz | 0 | ||
| 122.63.70.34 | 122-63-70-34.mobile.spark.co.nz | 0 | ||
| 122.63.70.35 | 122-63-70-35.mobile.spark.co.nz | 0 | ||
| 122.63.70.36 | 122-63-70-36.mobile.spark.co.nz | 0 | ||
| 122.63.70.37 | 122-63-70-37.mobile.spark.co.nz | 0 | ||
| 122.63.70.38 | 122-63-70-38.mobile.spark.co.nz | 0 | ||
| 122.63.70.39 | 122-63-70-39.mobile.spark.co.nz | 0 | ||
| 122.63.70.40 | 122-63-70-40.mobile.spark.co.nz | 0 | ||
| 122.63.70.41 | 122-63-70-41.mobile.spark.co.nz | 0 | ||
| 122.63.70.42 | 122-63-70-42.mobile.spark.co.nz | 0 | ||
| 122.63.70.43 | 122-63-70-43.mobile.spark.co.nz | 0 | ||
| 122.63.70.44 | 122-63-70-44.mobile.spark.co.nz | 0 | ||
| 122.63.70.45 | 122-63-70-45.mobile.spark.co.nz | 0 | ||
| 122.63.70.46 | 122-63-70-46.mobile.spark.co.nz | 0 | ||
| 122.63.70.47 | 122-63-70-47.mobile.spark.co.nz | 0 | ||
| 122.63.70.48 | 122-63-70-48.mobile.spark.co.nz | 0 | ||
| 122.63.70.49 | 122-63-70-49.mobile.spark.co.nz | 0 | ||
| 122.63.70.50 | 122-63-70-50.mobile.spark.co.nz | 0 | ||
| 122.63.70.51 | 122-63-70-51.mobile.spark.co.nz | 0 | ||
| 122.63.70.52 | 122-63-70-52.mobile.spark.co.nz | 0 | ||
| 122.63.70.53 | 122-63-70-53.mobile.spark.co.nz | 0 | ||
| 122.63.70.54 | 122-63-70-54.mobile.spark.co.nz | 0 | ||
| 122.63.70.55 | 122-63-70-55.mobile.spark.co.nz | 0 | ||
| 122.63.70.56 | 122-63-70-56.mobile.spark.co.nz | 0 | ||
| 122.63.70.57 | 122-63-70-57.mobile.spark.co.nz | 0 | ||
| 122.63.70.58 | 122-63-70-58.mobile.spark.co.nz | 0 | ||
| 122.63.70.59 | 122-63-70-59.mobile.spark.co.nz | 0 | ||
| 122.63.70.60 | 122-63-70-60.mobile.spark.co.nz | 0 | ||
| 122.63.70.61 | 122-63-70-61.mobile.spark.co.nz | 0 | ||
| 122.63.70.62 | 122-63-70-62.mobile.spark.co.nz | 0 | ||
| 122.63.70.63 | 122-63-70-63.mobile.spark.co.nz | 0 | ||
| 122.63.70.64 | 122-63-70-64.mobile.spark.co.nz | 0 | ||
| 122.63.70.65 | 122-63-70-65.mobile.spark.co.nz | 0 | ||
| 122.63.70.66 | 122-63-70-66.mobile.spark.co.nz | 0 | ||
| 122.63.70.67 | 122-63-70-67.mobile.spark.co.nz | 0 | ||
| 122.63.70.68 | 122-63-70-68.mobile.spark.co.nz | 0 | ||
| 122.63.70.69 | 122-63-70-69.mobile.spark.co.nz | 0 | ||
| 122.63.70.70 | 122-63-70-70.mobile.spark.co.nz | 0 | ||
| 122.63.70.71 | 122-63-70-71.mobile.spark.co.nz | 0 | ||
| 122.63.70.72 | 122-63-70-72.mobile.spark.co.nz | 0 | ||
| 122.63.70.73 | 122-63-70-73.mobile.spark.co.nz | 0 | ||
| 122.63.70.74 | 122-63-70-74.mobile.spark.co.nz | 0 | ||
| 122.63.70.75 | 122-63-70-75.mobile.spark.co.nz | 0 | ||
| 122.63.70.76 | 122-63-70-76.mobile.spark.co.nz | 0 | ||
| 122.63.70.77 | 122-63-70-77.mobile.spark.co.nz | 0 | ||
| 122.63.70.78 | 122-63-70-78.mobile.spark.co.nz | 0 | ||
| 122.63.70.79 | 122-63-70-79.mobile.spark.co.nz | 0 | ||
| 122.63.70.80 | 122-63-70-80.mobile.spark.co.nz | 0 | ||
| 122.63.70.81 | 122-63-70-81.mobile.spark.co.nz | 0 | ||
| 122.63.70.82 | 122-63-70-82.mobile.spark.co.nz | 0 | ||
| 122.63.70.83 | 122-63-70-83.mobile.spark.co.nz | 0 | ||
| 122.63.70.84 | 122-63-70-84.mobile.spark.co.nz | 0 | ||
| 122.63.70.85 | 122-63-70-85.mobile.spark.co.nz | 0 | ||
| 122.63.70.86 | 122-63-70-86.mobile.spark.co.nz | 0 | ||
| 122.63.70.87 | 122-63-70-87.mobile.spark.co.nz | 0 | ||
| 122.63.70.88 | 122-63-70-88.mobile.spark.co.nz | 0 | ||
| 122.63.70.89 | 122-63-70-89.mobile.spark.co.nz | 0 | ||
| 122.63.70.90 | 122-63-70-90.mobile.spark.co.nz | 0 | ||
| 122.63.70.91 | 122-63-70-91.mobile.spark.co.nz | 0 | ||
| 122.63.70.92 | 122-63-70-92.mobile.spark.co.nz | 0 | ||
| 122.63.70.93 | 122-63-70-93.mobile.spark.co.nz | 0 | ||
| 122.63.70.94 | 122-63-70-94.mobile.spark.co.nz | 0 | ||
| 122.63.70.95 | 122-63-70-95.mobile.spark.co.nz | 0 | ||
| 122.63.70.96 | 122-63-70-96.mobile.spark.co.nz | 0 | ||
| 122.63.70.97 | 122-63-70-97.mobile.spark.co.nz | 0 | ||
| 122.63.70.98 | 122-63-70-98.mobile.spark.co.nz | 0 | ||
| 122.63.70.99 | 122-63-70-99.mobile.spark.co.nz | 0 | ||
| 122.63.70.100 | 122-63-70-100.mobile.spark.co.nz | 0 | ||
| 122.63.70.101 | 122-63-70-101.mobile.spark.co.nz | 0 | ||
| 122.63.70.102 | 122-63-70-102.mobile.spark.co.nz | 0 | ||
| 122.63.70.103 | 122-63-70-103.mobile.spark.co.nz | 0 | ||
| 122.63.70.104 | 122-63-70-104.mobile.spark.co.nz | 0 | ||
| 122.63.70.105 | 122-63-70-105.mobile.spark.co.nz | 0 | ||
| 122.63.70.106 | 122-63-70-106.mobile.spark.co.nz | 0 | ||
| 122.63.70.107 | 122-63-70-107.mobile.spark.co.nz | 0 | ||
| 122.63.70.108 | 122-63-70-108.mobile.spark.co.nz | 0 | ||
| 122.63.70.109 | 122-63-70-109.mobile.spark.co.nz | 0 | ||
| 122.63.70.110 | 122-63-70-110.mobile.spark.co.nz | 0 | ||
| 122.63.70.111 | 122-63-70-111.mobile.spark.co.nz | 0 | ||
| 122.63.70.112 | 122-63-70-112.mobile.spark.co.nz | 0 | ||
| 122.63.70.113 | 122-63-70-113.mobile.spark.co.nz | 0 | ||
| 122.63.70.114 | 122-63-70-114.mobile.spark.co.nz | 0 | ||
| 122.63.70.115 | 122-63-70-115.mobile.spark.co.nz | 0 | ||
| 122.63.70.116 | 122-63-70-116.mobile.spark.co.nz | 0 | ||
| 122.63.70.117 | 122-63-70-117.mobile.spark.co.nz | 0 | ||
| 122.63.70.118 | 122-63-70-118.mobile.spark.co.nz | 0 | ||
| 122.63.70.119 | 122-63-70-119.mobile.spark.co.nz | 0 | ||
| 122.63.70.120 | 122-63-70-120.mobile.spark.co.nz | 0 | ||
| 122.63.70.121 | 122-63-70-121.mobile.spark.co.nz | 0 | ||
| 122.63.70.122 | 122-63-70-122.mobile.spark.co.nz | 0 | ||
| 122.63.70.123 | 122-63-70-123.mobile.spark.co.nz | 0 | ||
| 122.63.70.124 | 122-63-70-124.mobile.spark.co.nz | 0 | ||
| 122.63.70.125 | 122-63-70-125.mobile.spark.co.nz | 0 | ||
| 122.63.70.126 | 122-63-70-126.mobile.spark.co.nz | 0 | ||
| 122.63.70.127 | 122-63-70-127.mobile.spark.co.nz | 0 | ||
| 122.63.70.128 | 122-63-70-128.mobile.spark.co.nz | 0 | ||
| 122.63.70.129 | 122-63-70-129.mobile.spark.co.nz | 0 | ||
| 122.63.70.130 | 122-63-70-130.mobile.spark.co.nz | 0 | ||
| 122.63.70.131 | 122-63-70-131.mobile.spark.co.nz | 0 | ||
| 122.63.70.132 | 122-63-70-132.mobile.spark.co.nz | 0 | ||
| 122.63.70.133 | 122-63-70-133.mobile.spark.co.nz | 0 | ||
| 122.63.70.134 | 122-63-70-134.mobile.spark.co.nz | 0 | ||
| 122.63.70.135 | 122-63-70-135.mobile.spark.co.nz | 0 | ||
| 122.63.70.136 | 122-63-70-136.mobile.spark.co.nz | 0 | ||
| 122.63.70.137 | 122-63-70-137.mobile.spark.co.nz | 0 | ||
| 122.63.70.138 | 122-63-70-138.mobile.spark.co.nz | 0 | ||
| 122.63.70.139 | 122-63-70-139.mobile.spark.co.nz | 0 | ||
| 122.63.70.140 | 122-63-70-140.mobile.spark.co.nz | 0 | ||
| 122.63.70.141 | 122-63-70-141.mobile.spark.co.nz | 0 | ||
| 122.63.70.142 | 122-63-70-142.mobile.spark.co.nz | 0 | ||
| 122.63.70.143 | 122-63-70-143.mobile.spark.co.nz | 0 | ||
| 122.63.70.144 | 122-63-70-144.mobile.spark.co.nz | 0 | ||
| 122.63.70.145 | 122-63-70-145.mobile.spark.co.nz | 0 | ||
| 122.63.70.146 | 122-63-70-146.mobile.spark.co.nz | 0 | ||
| 122.63.70.147 | 122-63-70-147.mobile.spark.co.nz | 0 | ||
| 122.63.70.148 | 122-63-70-148.mobile.spark.co.nz | 0 | ||
| 122.63.70.149 | 122-63-70-149.mobile.spark.co.nz | 0 | ||
| 122.63.70.150 | 122-63-70-150.mobile.spark.co.nz | 0 | ||
| 122.63.70.151 | 122-63-70-151.mobile.spark.co.nz | 0 | ||
| 122.63.70.152 | 122-63-70-152.mobile.spark.co.nz | 0 | ||
| 122.63.70.153 | 122-63-70-153.mobile.spark.co.nz | 0 | ||
| 122.63.70.154 | 122-63-70-154.mobile.spark.co.nz | 0 | ||
| 122.63.70.155 | 122-63-70-155.mobile.spark.co.nz | 0 | ||
| 122.63.70.156 | 122-63-70-156.mobile.spark.co.nz | 0 | ||
| 122.63.70.157 | 122-63-70-157.mobile.spark.co.nz | 0 | ||
| 122.63.70.158 | 122-63-70-158.mobile.spark.co.nz | 0 | ||
| 122.63.70.159 | 122-63-70-159.mobile.spark.co.nz | 0 | ||
| 122.63.70.160 | 122-63-70-160.mobile.spark.co.nz | 0 | ||
| 122.63.70.161 | 122-63-70-161.mobile.spark.co.nz | 0 | ||
| 122.63.70.162 | 122-63-70-162.mobile.spark.co.nz | 0 | ||
| 122.63.70.163 | 122-63-70-163.mobile.spark.co.nz | 0 | ||
| 122.63.70.164 | 122-63-70-164.mobile.spark.co.nz | 0 | ||
| 122.63.70.165 | 122-63-70-165.mobile.spark.co.nz | 0 | ||
| 122.63.70.166 | 122-63-70-166.mobile.spark.co.nz | 0 | ||
| 122.63.70.167 | 122-63-70-167.mobile.spark.co.nz | 0 | ||
| 122.63.70.168 | 122-63-70-168.mobile.spark.co.nz | 0 | ||
| 122.63.70.169 | 122-63-70-169.mobile.spark.co.nz | 0 | ||
| 122.63.70.170 | 122-63-70-170.mobile.spark.co.nz | 0 | ||
| 122.63.70.171 | 122-63-70-171.mobile.spark.co.nz | 0 | ||
| 122.63.70.172 | 122-63-70-172.mobile.spark.co.nz | 0 | ||
| 122.63.70.173 | 122-63-70-173.mobile.spark.co.nz | 0 | ||
| 122.63.70.174 | 122-63-70-174.mobile.spark.co.nz | 0 | ||
| 122.63.70.175 | 122-63-70-175.mobile.spark.co.nz | 0 | ||
| 122.63.70.176 | 122-63-70-176.mobile.spark.co.nz | 0 | ||
| 122.63.70.177 | 122-63-70-177.mobile.spark.co.nz | 0 | ||
| 122.63.70.178 | 122-63-70-178.mobile.spark.co.nz | 0 | ||
| 122.63.70.179 | 122-63-70-179.mobile.spark.co.nz | 0 | ||
| 122.63.70.180 | 122-63-70-180.mobile.spark.co.nz | 0 | ||
| 122.63.70.181 | 122-63-70-181.mobile.spark.co.nz | 0 | ||
| 122.63.70.182 | 122-63-70-182.mobile.spark.co.nz | 0 | ||
| 122.63.70.183 | 122-63-70-183.mobile.spark.co.nz | 0 | ||
| 122.63.70.184 | 122-63-70-184.mobile.spark.co.nz | 0 | ||
| 122.63.70.185 | 122-63-70-185.mobile.spark.co.nz | 0 | ||
| 122.63.70.186 | 122-63-70-186.mobile.spark.co.nz | 0 | ||
| 122.63.70.187 | 122-63-70-187.mobile.spark.co.nz | 0 | ||
| 122.63.70.188 | 122-63-70-188.mobile.spark.co.nz | 0 | ||
| 122.63.70.189 | 122-63-70-189.mobile.spark.co.nz | 0 | ||
| 122.63.70.190 | 122-63-70-190.mobile.spark.co.nz | 0 | ||
| 122.63.70.191 | 122-63-70-191.mobile.spark.co.nz | 0 | ||
| 122.63.70.192 | 122-63-70-192.mobile.spark.co.nz | 0 | ||
| 122.63.70.193 | 122-63-70-193.mobile.spark.co.nz | 0 | ||
| 122.63.70.194 | 122-63-70-194.mobile.spark.co.nz | 0 | ||
| 122.63.70.195 | 122-63-70-195.mobile.spark.co.nz | 0 | ||
| 122.63.70.196 | 122-63-70-196.mobile.spark.co.nz | 0 | ||
| 122.63.70.197 | 122-63-70-197.mobile.spark.co.nz | 0 | ||
| 122.63.70.198 | 122-63-70-198.mobile.spark.co.nz | 0 | ||
| 122.63.70.199 | 122-63-70-199.mobile.spark.co.nz | 0 | ||
| 122.63.70.200 | 122-63-70-200.mobile.spark.co.nz | 0 | ||
| 122.63.70.201 | 122-63-70-201.mobile.spark.co.nz | 0 | ||
| 122.63.70.202 | 122-63-70-202.mobile.spark.co.nz | 0 | ||
| 122.63.70.203 | 122-63-70-203.mobile.spark.co.nz | 0 | ||
| 122.63.70.204 | 122-63-70-204.mobile.spark.co.nz | 0 | ||
| 122.63.70.205 | 122-63-70-205.mobile.spark.co.nz | 0 | ||
| 122.63.70.206 | 122-63-70-206.mobile.spark.co.nz | 0 | ||
| 122.63.70.207 | 122-63-70-207.mobile.spark.co.nz | 0 | ||
| 122.63.70.208 | 122-63-70-208.mobile.spark.co.nz | 0 | ||
| 122.63.70.209 | 122-63-70-209.mobile.spark.co.nz | 0 | ||
| 122.63.70.210 | 122-63-70-210.mobile.spark.co.nz | 0 | ||
| 122.63.70.211 | 122-63-70-211.mobile.spark.co.nz | 0 | ||
| 122.63.70.212 | 122-63-70-212.mobile.spark.co.nz | 0 | ||
| 122.63.70.213 | 122-63-70-213.mobile.spark.co.nz | 0 | ||
| 122.63.70.214 | 122-63-70-214.mobile.spark.co.nz | 0 | ||
| 122.63.70.215 | 122-63-70-215.mobile.spark.co.nz | 0 | ||
| 122.63.70.216 | 122-63-70-216.mobile.spark.co.nz | 0 | ||
| 122.63.70.217 | 122-63-70-217.mobile.spark.co.nz | 0 | ||
| 122.63.70.218 | 122-63-70-218.mobile.spark.co.nz | 0 | ||
| 122.63.70.219 | 122-63-70-219.mobile.spark.co.nz | 0 | ||
| 122.63.70.220 | 122-63-70-220.mobile.spark.co.nz | 0 | ||
| 122.63.70.221 | 122-63-70-221.mobile.spark.co.nz | 0 | ||
| 122.63.70.222 | 122-63-70-222.mobile.spark.co.nz | 0 | ||
| 122.63.70.223 | 122-63-70-223.mobile.spark.co.nz | 0 | ||
| 122.63.70.224 | 122-63-70-224.mobile.spark.co.nz | 0 | ||
| 122.63.70.225 | 122-63-70-225.mobile.spark.co.nz | 0 | ||
| 122.63.70.226 | 122-63-70-226.mobile.spark.co.nz | 0 | ||
| 122.63.70.227 | 122-63-70-227.mobile.spark.co.nz | 0 | ||
| 122.63.70.228 | 122-63-70-228.mobile.spark.co.nz | 0 | ||
| 122.63.70.229 | 122-63-70-229.mobile.spark.co.nz | 0 | ||
| 122.63.70.230 | 122-63-70-230.mobile.spark.co.nz | 0 | ||
| 122.63.70.231 | 122-63-70-231.mobile.spark.co.nz | 0 | ||
| 122.63.70.232 | 122-63-70-232.mobile.spark.co.nz | 0 | ||
| 122.63.70.233 | 122-63-70-233.mobile.spark.co.nz | 0 | ||
| 122.63.70.234 | 122-63-70-234.mobile.spark.co.nz | 0 | ||
| 122.63.70.235 | 122-63-70-235.mobile.spark.co.nz | 0 | ||
| 122.63.70.236 | 122-63-70-236.mobile.spark.co.nz | 0 | ||
| 122.63.70.237 | 122-63-70-237.mobile.spark.co.nz | 0 | ||
| 122.63.70.238 | 122-63-70-238.mobile.spark.co.nz | 0 | ||
| 122.63.70.239 | 122-63-70-239.mobile.spark.co.nz | 0 | ||
| 122.63.70.240 | 122-63-70-240.mobile.spark.co.nz | 0 | ||
| 122.63.70.241 | 122-63-70-241.mobile.spark.co.nz | 0 | ||
| 122.63.70.242 | 122-63-70-242.mobile.spark.co.nz | 0 | ||
| 122.63.70.243 | 122-63-70-243.mobile.spark.co.nz | 0 | ||
| 122.63.70.244 | 122-63-70-244.mobile.spark.co.nz | 0 | ||
| 122.63.70.245 | 122-63-70-245.mobile.spark.co.nz | 0 | ||
| 122.63.70.246 | 122-63-70-246.mobile.spark.co.nz | 0 | ||
| 122.63.70.247 | 122-63-70-247.mobile.spark.co.nz | 0 | ||
| 122.63.70.248 | 122-63-70-248.mobile.spark.co.nz | 0 | ||
| 122.63.70.249 | 122-63-70-249.mobile.spark.co.nz | 0 | ||
| 122.63.70.250 | 122-63-70-250.mobile.spark.co.nz | 0 | ||
| 122.63.70.251 | 122-63-70-251.mobile.spark.co.nz | 0 | ||
| 122.63.70.252 | 122-63-70-252.mobile.spark.co.nz | 0 | ||
| 122.63.70.253 | 122-63-70-253.mobile.spark.co.nz | 0 | ||
| 122.63.70.254 | 122-63-70-254.mobile.spark.co.nz | 0 | ||
| 122.63.70.255 | 122-63-70-255.mobile.spark.co.nz | 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 -m9 122.63.70.138
traceroute to 122.63.70.138 (122.63.70.138): 9 hops max, 52 byte packets
7 *
8 *
9 *
Measurement taken from
IPinfo ProbeNet in Sydney, AU
On