Summary
| ASN | AS3269 Telecom Italia S.p.A. |
| BGP | 217.56.0.0/14 |
| IPs with RDNS | 256 |
| Hosted Domains | 0 |
| Pingable IPs | 41 |
| Router IPs | 1 |
| 217.57.45.0 | host-217-57-45-0.business.telecomitalia.it | 0 |  | |
| 217.57.45.1 | host-217-57-45-1.business.telecomitalia.it | 0 | | |
| 217.57.45.2 | host-217-57-45-2.business.telecomitalia.it | 0 | | |
| 217.57.45.3 | host-217-57-45-3.business.telecomitalia.it | 0 | | |
| 217.57.45.4 | host-217-57-45-4.business.telecomitalia.it | 0 | | |
| 217.57.45.5 | host-217-57-45-5.business.telecomitalia.it | 0 | | |
| 217.57.45.6 | host-217-57-45-6.business.telecomitalia.it | 0 | | |
| 217.57.45.7 | host-217-57-45-7.business.telecomitalia.it | 0 | | |
| 217.57.45.8 | host-217-57-45-8.business.telecomitalia.it | 0 | | |
| 217.57.45.9 | host-217-57-45-9.business.telecomitalia.it | 0 |  | |
| 217.57.45.10 | host-217-57-45-10.business.telecomitalia.it | 0 | | |
| 217.57.45.11 | host-217-57-45-11.business.telecomitalia.it | 0 | | |
| 217.57.45.12 | host-217-57-45-12.business.telecomitalia.it | 0 | | |
| 217.57.45.13 | host-217-57-45-13.business.telecomitalia.it | 0 | | |
| 217.57.45.14 | host-217-57-45-14.business.telecomitalia.it | 0 | | |
| 217.57.45.15 | host-217-57-45-15.business.telecomitalia.it | 0 | | |
| 217.57.45.16 | host-217-57-45-16.business.telecomitalia.it | 0 | | |
| 217.57.45.17 | host-217-57-45-17.business.telecomitalia.it | 0 | | |
| 217.57.45.18 | host-217-57-45-18.business.telecomitalia.it | 0 | | |
| 217.57.45.19 | host-217-57-45-19.business.telecomitalia.it | 0 | | |
| 217.57.45.20 | host-217-57-45-20.business.telecomitalia.it | 0 | | |
| 217.57.45.21 | host-217-57-45-21.business.telecomitalia.it | 0 | | |
| 217.57.45.22 | host-217-57-45-22.business.telecomitalia.it | 0 | | |
| 217.57.45.23 | host-217-57-45-23.business.telecomitalia.it | 0 | | |
| 217.57.45.24 | host-217-57-45-24.business.telecomitalia.it | 0 | | |
| 217.57.45.25 | host-217-57-45-25.business.telecomitalia.it | 0 | | |
| 217.57.45.26 | host-217-57-45-26.business.telecomitalia.it | 0 | | |
| 217.57.45.27 | host-217-57-45-27.business.telecomitalia.it | 0 | | |
| 217.57.45.28 | host-217-57-45-28.business.telecomitalia.it | 0 | | |
| 217.57.45.29 | host-217-57-45-29.business.telecomitalia.it | 0 | | |
| 217.57.45.30 | host-217-57-45-30.business.telecomitalia.it | 0 | | |
| 217.57.45.31 | host-217-57-45-31.business.telecomitalia.it | 0 | | |
| 217.57.45.32 | host-217-57-45-32.business.telecomitalia.it | 0 | | |
| 217.57.45.33 | host-217-57-45-33.business.telecomitalia.it | 0 | | |
| 217.57.45.34 | host-217-57-45-34.business.telecomitalia.it | 0 | | |
| 217.57.45.35 | host-217-57-45-35.business.telecomitalia.it | 0 | | |
| 217.57.45.36 | host-217-57-45-36.business.telecomitalia.it | 0 | | |
| 217.57.45.37 | host-217-57-45-37.business.telecomitalia.it | 0 | | |
| 217.57.45.38 | host-217-57-45-38.business.telecomitalia.it | 0 | | |
| 217.57.45.39 | host-217-57-45-39.business.telecomitalia.it | 0 | | |
| 217.57.45.40 | host-217-57-45-40.business.telecomitalia.it | 0 | | |
| 217.57.45.41 | host-217-57-45-41.business.telecomitalia.it | 0 | | |
| 217.57.45.42 | host-217-57-45-42.business.telecomitalia.it | 0 | | |
| 217.57.45.43 | host-217-57-45-43.business.telecomitalia.it | 0 | | |
| 217.57.45.44 | host-217-57-45-44.business.telecomitalia.it | 0 | | |
| 217.57.45.45 | host-217-57-45-45.business.telecomitalia.it | 0 | | |
| 217.57.45.46 | host-217-57-45-46.business.telecomitalia.it | 0 | | |
| 217.57.45.47 | host-217-57-45-47.business.telecomitalia.it | 0 | | |
| 217.57.45.48 | host-217-57-45-48.business.telecomitalia.it | 0 | | |
| 217.57.45.49 | host-217-57-45-49.business.telecomitalia.it | 0 | | |
| 217.57.45.50 | host-217-57-45-50.business.telecomitalia.it | 0 | | |
| 217.57.45.51 | host-217-57-45-51.business.telecomitalia.it | 0 | | |
| 217.57.45.52 | host-217-57-45-52.business.telecomitalia.it | 0 | | |
| 217.57.45.53 | host-217-57-45-53.business.telecomitalia.it | 0 | | |
| 217.57.45.54 | host-217-57-45-54.business.telecomitalia.it | 0 | | |
| 217.57.45.55 | host-217-57-45-55.business.telecomitalia.it | 0 | | |
| 217.57.45.56 | host-217-57-45-56.business.telecomitalia.it | 0 | | |
| 217.57.45.57 | host-217-57-45-57.business.telecomitalia.it | 0 | | |
| 217.57.45.58 | host-217-57-45-58.business.telecomitalia.it | 0 | | |
| 217.57.45.59 | host-217-57-45-59.business.telecomitalia.it | 0 | | |
| 217.57.45.60 | host-217-57-45-60.business.telecomitalia.it | 0 | | |
| 217.57.45.61 | host-217-57-45-61.business.telecomitalia.it | 0 | | |
| 217.57.45.62 | host-217-57-45-62.business.telecomitalia.it | 0 | | |
| 217.57.45.63 | host-217-57-45-63.business.telecomitalia.it | 0 | | |
| 217.57.45.64 | host-217-57-45-64.business.telecomitalia.it | 0 | | |
| 217.57.45.65 | host-217-57-45-65.business.telecomitalia.it | 0 | | |
| 217.57.45.66 | host-217-57-45-66.business.telecomitalia.it | 0 | | |
| 217.57.45.67 | host-217-57-45-67.business.telecomitalia.it | 0 | | |
| 217.57.45.68 | host-217-57-45-68.business.telecomitalia.it | 0 | | |
| 217.57.45.69 | host-217-57-45-69.business.telecomitalia.it | 0 | | |
| 217.57.45.70 | host-217-57-45-70.business.telecomitalia.it | 0 | | |
| 217.57.45.71 | host-217-57-45-71.business.telecomitalia.it | 0 | | |
| 217.57.45.72 | host-217-57-45-72.business.telecomitalia.it | 0 | | |
| 217.57.45.73 | host-217-57-45-73.business.telecomitalia.it | 0 | | |
| 217.57.45.74 | host-217-57-45-74.business.telecomitalia.it | 0 | | |
| 217.57.45.75 | host-217-57-45-75.business.telecomitalia.it | 0 | | |
| 217.57.45.76 | host-217-57-45-76.business.telecomitalia.it | 0 | | |
| 217.57.45.77 | host-217-57-45-77.business.telecomitalia.it | 0 | | |
| 217.57.45.78 | host-217-57-45-78.business.telecomitalia.it | 0 | | |
| 217.57.45.79 | host-217-57-45-79.business.telecomitalia.it | 0 | | |
| 217.57.45.80 | host-217-57-45-80.business.telecomitalia.it | 0 | | |
| 217.57.45.81 | host-217-57-45-81.business.telecomitalia.it | 0 | | |
| 217.57.45.82 | host-217-57-45-82.business.telecomitalia.it | 0 | | |
| 217.57.45.83 | host-217-57-45-83.business.telecomitalia.it | 0 | | |
| 217.57.45.84 | host-217-57-45-84.business.telecomitalia.it | 0 | | |
| 217.57.45.85 | host-217-57-45-85.business.telecomitalia.it | 0 | | |
| 217.57.45.86 | host-217-57-45-86.business.telecomitalia.it | 0 | | |
| 217.57.45.87 | host-217-57-45-87.business.telecomitalia.it | 0 | | |
| 217.57.45.88 | host-217-57-45-88.business.telecomitalia.it | 0 | | |
| 217.57.45.89 | host-217-57-45-89.business.telecomitalia.it | 0 | | |
| 217.57.45.90 | host-217-57-45-90.business.telecomitalia.it | 0 | | |
| 217.57.45.91 | host-217-57-45-91.business.telecomitalia.it | 0 | | |
| 217.57.45.92 | host-217-57-45-92.business.telecomitalia.it | 0 | | |
| 217.57.45.93 | host-217-57-45-93.business.telecomitalia.it | 0 | | |
| 217.57.45.94 | host-217-57-45-94.business.telecomitalia.it | 0 | | |
| 217.57.45.95 | host-217-57-45-95.business.telecomitalia.it | 0 | | |
| 217.57.45.96 | host-217-57-45-96.business.telecomitalia.it | 0 | | |
| 217.57.45.97 | host-217-57-45-97.business.telecomitalia.it | 0 | | |
| 217.57.45.98 | host-217-57-45-98.business.telecomitalia.it | 0 | | |
| 217.57.45.99 | host-217-57-45-99.business.telecomitalia.it | 0 | | |
| 217.57.45.100 | host-217-57-45-100.business.telecomitalia.it | 0 | | |
| 217.57.45.101 | host-217-57-45-101.business.telecomitalia.it | 0 | | |
| 217.57.45.102 | host-217-57-45-102.business.telecomitalia.it | 0 | | |
| 217.57.45.103 | host-217-57-45-103.business.telecomitalia.it | 0 | | |
| 217.57.45.104 | host-217-57-45-104.business.telecomitalia.it | 0 | | |
| 217.57.45.105 | host-217-57-45-105.business.telecomitalia.it | 0 | | |
| 217.57.45.106 | host-217-57-45-106.business.telecomitalia.it | 0 | | |
| 217.57.45.107 | host-217-57-45-107.business.telecomitalia.it | 0 | | |
| 217.57.45.108 | host-217-57-45-108.business.telecomitalia.it | 0 | | |
| 217.57.45.109 | host-217-57-45-109.business.telecomitalia.it | 0 | | |
| 217.57.45.110 | host-217-57-45-110.business.telecomitalia.it | 0 | | |
| 217.57.45.111 | host-217-57-45-111.business.telecomitalia.it | 0 | | |
| 217.57.45.112 | host-217-57-45-112.business.telecomitalia.it | 0 | | |
| 217.57.45.113 | host-217-57-45-113.business.telecomitalia.it | 0 | | |
| 217.57.45.114 | host-217-57-45-114.business.telecomitalia.it | 0 | | |
| 217.57.45.115 | host-217-57-45-115.business.telecomitalia.it | 0 | | |
| 217.57.45.116 | host-217-57-45-116.business.telecomitalia.it | 0 | | |
| 217.57.45.117 | host-217-57-45-117.business.telecomitalia.it | 0 | | |
| 217.57.45.118 | host-217-57-45-118.business.telecomitalia.it | 0 | | |
| 217.57.45.119 | host-217-57-45-119.business.telecomitalia.it | 0 | | |
| 217.57.45.120 | host-217-57-45-120.business.telecomitalia.it | 0 | | |
| 217.57.45.121 | host-217-57-45-121.business.telecomitalia.it | 0 | | |
| 217.57.45.122 | host-217-57-45-122.business.telecomitalia.it | 0 | | |
| 217.57.45.123 | host-217-57-45-123.business.telecomitalia.it | 0 | | |
| 217.57.45.124 | host-217-57-45-124.business.telecomitalia.it | 0 | | |
| 217.57.45.125 | host-217-57-45-125.business.telecomitalia.it | 0 | | |
| 217.57.45.126 | host-217-57-45-126.business.telecomitalia.it | 0 | | |
| 217.57.45.127 | host-217-57-45-127.business.telecomitalia.it | 0 | | |
| 217.57.45.128 | host-217-57-45-128.business.telecomitalia.it | 0 | | |
| 217.57.45.129 | host-217-57-45-129.business.telecomitalia.it | 0 | | |
| 217.57.45.130 | dns.comune.belluno.it | 0 | | |
| 217.57.45.131 | host-217-57-45-131.business.telecomitalia.it | 0 | | |
| 217.57.45.132 | host-217-57-45-132.business.telecomitalia.it | 0 | | |
| 217.57.45.133 | host-217-57-45-133.business.telecomitalia.it | 0 | | |
| 217.57.45.134 | host-217-57-45-134.business.telecomitalia.it | 0 | | |
| 217.57.45.135 | host-217-57-45-135.business.telecomitalia.it | 0 | | |
| 217.57.45.136 | host-217-57-45-136.business.telecomitalia.it | 0 | | |
| 217.57.45.137 | host-217-57-45-137.business.telecomitalia.it | 0 | | |
| 217.57.45.138 | host-217-57-45-138.business.telecomitalia.it | 0 | | |
| 217.57.45.139 | host-217-57-45-139.business.telecomitalia.it | 0 | | |
| 217.57.45.140 | host-217-57-45-140.business.telecomitalia.it | 0 | | |
| 217.57.45.141 | host-217-57-45-141.business.telecomitalia.it | 0 | | |
| 217.57.45.142 | host-217-57-45-142.business.telecomitalia.it | 0 | | |
| 217.57.45.143 | host-217-57-45-143.business.telecomitalia.it | 0 | | |
| 217.57.45.144 | host-217-57-45-144.business.telecomitalia.it | 0 | | |
| 217.57.45.145 | host-217-57-45-145.business.telecomitalia.it | 0 | | |
| 217.57.45.146 | host-217-57-45-146.business.telecomitalia.it | 0 | | |
| 217.57.45.147 | host-217-57-45-147.business.telecomitalia.it | 0 | | |
| 217.57.45.148 | host-217-57-45-148.business.telecomitalia.it | 0 | | |
| 217.57.45.149 | host-217-57-45-149.business.telecomitalia.it | 0 | | |
| 217.57.45.150 | host-217-57-45-150.business.telecomitalia.it | 0 | | |
| 217.57.45.151 | host-217-57-45-151.business.telecomitalia.it | 0 | | |
| 217.57.45.152 | host-217-57-45-152.business.telecomitalia.it | 0 | | |
| 217.57.45.153 | host-217-57-45-153.business.telecomitalia.it | 0 | | |
| 217.57.45.154 | host-217-57-45-154.business.telecomitalia.it | 0 | | |
| 217.57.45.155 | host-217-57-45-155.business.telecomitalia.it | 0 | | |
| 217.57.45.156 | host-217-57-45-156.business.telecomitalia.it | 0 | | |
| 217.57.45.157 | host-217-57-45-157.business.telecomitalia.it | 0 | | |
| 217.57.45.158 | host-217-57-45-158.business.telecomitalia.it | 0 | | |
| 217.57.45.159 | host-217-57-45-159.business.telecomitalia.it | 0 | | |
| 217.57.45.160 | host-217-57-45-160.business.telecomitalia.it | 0 | | |
| 217.57.45.161 | host-217-57-45-161.business.telecomitalia.it | 0 | | |
| 217.57.45.162 | host-217-57-45-162.business.telecomitalia.it | 0 | | |
| 217.57.45.163 | host-217-57-45-163.business.telecomitalia.it | 0 | | |
| 217.57.45.164 | host-217-57-45-164.business.telecomitalia.it | 0 | | |
| 217.57.45.165 | host-217-57-45-165.business.telecomitalia.it | 0 | | |
| 217.57.45.166 | host-217-57-45-166.business.telecomitalia.it | 0 | | |
| 217.57.45.167 | host-217-57-45-167.business.telecomitalia.it | 0 | | |
| 217.57.45.168 | host-217-57-45-168.business.telecomitalia.it | 0 | | |
| 217.57.45.169 | host-217-57-45-169.business.telecomitalia.it | 0 | | |
| 217.57.45.170 | host-217-57-45-170.business.telecomitalia.it | 0 | | |
| 217.57.45.171 | host-217-57-45-171.business.telecomitalia.it | 0 | | |
| 217.57.45.172 | host-217-57-45-172.business.telecomitalia.it | 0 | | |
| 217.57.45.173 | host-217-57-45-173.business.telecomitalia.it | 0 | | |
| 217.57.45.174 | host-217-57-45-174.business.telecomitalia.it | 0 | | |
| 217.57.45.175 | host-217-57-45-175.business.telecomitalia.it | 0 | | |
| 217.57.45.176 | host-217-57-45-176.business.telecomitalia.it | 0 | | |
| 217.57.45.177 | host-217-57-45-177.business.telecomitalia.it | 0 | | |
| 217.57.45.178 | host-217-57-45-178.business.telecomitalia.it | 0 | | |
| 217.57.45.179 | host-217-57-45-179.business.telecomitalia.it | 0 | | |
| 217.57.45.180 | host-217-57-45-180.business.telecomitalia.it | 0 | | |
| 217.57.45.181 | host-217-57-45-181.business.telecomitalia.it | 0 | | |
| 217.57.45.182 | host-217-57-45-182.business.telecomitalia.it | 0 | | |
| 217.57.45.183 | host-217-57-45-183.business.telecomitalia.it | 0 | | |
| 217.57.45.184 | host-217-57-45-184.business.telecomitalia.it | 0 | | |
| 217.57.45.185 | host-217-57-45-185.business.telecomitalia.it | 0 | | |
| 217.57.45.186 | host-217-57-45-186.business.telecomitalia.it | 0 | | |
| 217.57.45.187 | host-217-57-45-187.business.telecomitalia.it | 0 | | |
| 217.57.45.188 | host-217-57-45-188.business.telecomitalia.it | 0 | | |
| 217.57.45.189 | host-217-57-45-189.business.telecomitalia.it | 0 | | |
| 217.57.45.190 | host-217-57-45-190.business.telecomitalia.it | 0 | | |
| 217.57.45.191 | host-217-57-45-191.business.telecomitalia.it | 0 | | |
| 217.57.45.192 | host-217-57-45-192.business.telecomitalia.it | 0 | | |
| 217.57.45.193 | host-217-57-45-193.business.telecomitalia.it | 0 | | |
| 217.57.45.194 | host-217-57-45-194.business.telecomitalia.it | 0 | | |
| 217.57.45.195 | host-217-57-45-195.business.telecomitalia.it | 0 | | |
| 217.57.45.196 | host-217-57-45-196.business.telecomitalia.it | 0 | | |
| 217.57.45.197 | host-217-57-45-197.business.telecomitalia.it | 0 | | |
| 217.57.45.198 | host-217-57-45-198.business.telecomitalia.it | 0 | | |
| 217.57.45.199 | host-217-57-45-199.business.telecomitalia.it | 0 | | |
| 217.57.45.200 | host-217-57-45-200.business.telecomitalia.it | 0 | | |
| 217.57.45.201 | host-217-57-45-201.business.telecomitalia.it | 0 | | |
| 217.57.45.202 | host-217-57-45-202.business.telecomitalia.it | 0 | | |
| 217.57.45.203 | host-217-57-45-203.business.telecomitalia.it | 0 | | |
| 217.57.45.204 | host-217-57-45-204.business.telecomitalia.it | 0 | | |
| 217.57.45.205 | host-217-57-45-205.business.telecomitalia.it | 0 | | |
| 217.57.45.206 | host-217-57-45-206.business.telecomitalia.it | 0 | | |
| 217.57.45.207 | host-217-57-45-207.business.telecomitalia.it | 0 | | |
| 217.57.45.208 | host-217-57-45-208.business.telecomitalia.it | 0 | | |
| 217.57.45.209 | host-217-57-45-209.business.telecomitalia.it | 0 | | |
| 217.57.45.210 | host-217-57-45-210.business.telecomitalia.it | 0 | | |
| 217.57.45.211 | host-217-57-45-211.business.telecomitalia.it | 0 | | |
| 217.57.45.212 | host-217-57-45-212.business.telecomitalia.it | 0 | | |
| 217.57.45.213 | host-217-57-45-213.business.telecomitalia.it | 0 | | |
| 217.57.45.214 | host-217-57-45-214.business.telecomitalia.it | 0 | | |
| 217.57.45.215 | host-217-57-45-215.business.telecomitalia.it | 0 | | |
| 217.57.45.216 | host-217-57-45-216.business.telecomitalia.it | 0 | | |
| 217.57.45.217 | host-217-57-45-217.business.telecomitalia.it | 0 | | |
| 217.57.45.218 | host-217-57-45-218.business.telecomitalia.it | 0 | | |
| 217.57.45.219 | host-217-57-45-219.business.telecomitalia.it | 0 | | |
| 217.57.45.220 | host-217-57-45-220.business.telecomitalia.it | 0 | | |
| 217.57.45.221 | host-217-57-45-221.business.telecomitalia.it | 0 | | |
| 217.57.45.222 | host-217-57-45-222.business.telecomitalia.it | 0 | | |
| 217.57.45.223 | host-217-57-45-223.business.telecomitalia.it | 0 | | |
| 217.57.45.224 | host-217-57-45-224.business.telecomitalia.it | 0 | | |
| 217.57.45.225 | host-217-57-45-225.business.telecomitalia.it | 0 | | |
| 217.57.45.226 | host-217-57-45-226.business.telecomitalia.it | 0 | | |
| 217.57.45.227 | host-217-57-45-227.business.telecomitalia.it | 0 | | |
| 217.57.45.228 | host-217-57-45-228.business.telecomitalia.it | 0 | | |
| 217.57.45.229 | host-217-57-45-229.business.telecomitalia.it | 0 | | |
| 217.57.45.230 | host-217-57-45-230.business.telecomitalia.it | 0 | | |
| 217.57.45.231 | host-217-57-45-231.business.telecomitalia.it | 0 | | |
| 217.57.45.232 | host-217-57-45-232.business.telecomitalia.it | 0 | | |
| 217.57.45.233 | host-217-57-45-233.business.telecomitalia.it | 0 | | |
| 217.57.45.234 | host-217-57-45-234.business.telecomitalia.it | 0 | | |
| 217.57.45.235 | host-217-57-45-235.business.telecomitalia.it | 0 | | |
| 217.57.45.236 | host-217-57-45-236.business.telecomitalia.it | 0 | | |
| 217.57.45.237 | host-217-57-45-237.business.telecomitalia.it | 0 | | |
| 217.57.45.238 | host-217-57-45-238.business.telecomitalia.it | 0 | | |
| 217.57.45.239 | host-217-57-45-239.business.telecomitalia.it | 0 | | |
| 217.57.45.240 | host-217-57-45-240.business.telecomitalia.it | 0 | | |
| 217.57.45.241 | host-217-57-45-241.business.telecomitalia.it | 0 | | |
| 217.57.45.242 | host-217-57-45-242.business.telecomitalia.it | 0 | | |
| 217.57.45.243 | host-217-57-45-243.business.telecomitalia.it | 0 | | |
| 217.57.45.244 | host-217-57-45-244.business.telecomitalia.it | 0 | | |
| 217.57.45.245 | host-217-57-45-245.business.telecomitalia.it | 0 | | |
| 217.57.45.246 | host-217-57-45-246.business.telecomitalia.it | 0 | | |
| 217.57.45.247 | host-217-57-45-247.business.telecomitalia.it | 0 | | |
| 217.57.45.248 | host-217-57-45-248.business.telecomitalia.it | 0 | | |
| 217.57.45.249 | host-217-57-45-249.business.telecomitalia.it | 0 | | |
| 217.57.45.250 | host-217-57-45-250.business.telecomitalia.it | 0 | | |
| 217.57.45.251 | geamail.pedol.com | 0 | | |
| 217.57.45.252 | host-217-57-45-252.business.telecomitalia.it | 0 | | |
| 217.57.45.253 | host-217-57-45-253.business.telecomitalia.it | 0 | | |
| 217.57.45.254 | host-217-57-45-254.business.telecomitalia.it | 0 | | |
| 217.57.45.255 | host-217-57-45-255.business.telecomitalia.it | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 217.57.45.62
traceroute to 217.57.45.62 (217.57.45.62): 64 hops max, 52 byte packets
3 *
5 *
6 *
7 *
9 *
Measurement taken from 
IPinfo ProbeNet in Milan, IT
IPinfo ProbeNet in Milan, ITOn