Summary
| ASN | AS39961 San Francisco Department of Telecommunications and Information Services |
| BGP | 208.121.64.0/18 |
| IPs with RDNS | 256 |
| Hosted Domains | 0 |
| Pingable IPs | 5 |
| Router IPs | 0 |
| 208.121.100.0 | sf208-121-100-0.sfgov.org | 0 |  | |
| 208.121.100.1 | sf208-121-100-1.sfgov.org | 0 | | |
| 208.121.100.2 | sf208-121-100-2.sfgov.org | 0 | | |
| 208.121.100.3 | sf208-121-100-3.sfgov.org | 0 |  | |
| 208.121.100.4 | sf208-121-100-4.sfgov.org | 0 | | |
| 208.121.100.5 | sf208-121-100-5.sfgov.org | 0 | | |
| 208.121.100.6 | sf208-121-100-6.sfgov.org | 0 | | |
| 208.121.100.7 | sf208-121-100-7.sfgov.org | 0 | | |
| 208.121.100.8 | sf208-121-100-8.sfgov.org | 0 | | |
| 208.121.100.9 | sf208-121-100-9.sfgov.org | 0 | | |
| 208.121.100.10 | sf208-121-100-10.sfgov.org | 0 | | |
| 208.121.100.11 | sf208-121-100-11.sfgov.org | 0 | | |
| 208.121.100.12 | sf208-121-100-12.sfgov.org | 0 | | |
| 208.121.100.13 | sf208-121-100-13.sfgov.org | 0 | | |
| 208.121.100.14 | sf208-121-100-14.sfgov.org | 0 | | |
| 208.121.100.15 | sf208-121-100-15.sfgov.org | 0 | | |
| 208.121.100.16 | sf208-121-100-16.sfgov.org | 0 | | |
| 208.121.100.17 | sf208-121-100-17.sfgov.org | 0 | | |
| 208.121.100.18 | sf208-121-100-18.sfgov.org | 0 | | |
| 208.121.100.19 | sf208-121-100-19.sfgov.org | 0 | | |
| 208.121.100.20 | sf208-121-100-20.sfgov.org | 0 | | |
| 208.121.100.21 | sf208-121-100-21.sfgov.org | 0 | | |
| 208.121.100.22 | sf208-121-100-22.sfgov.org | 0 | | |
| 208.121.100.23 | sf208-121-100-23.sfgov.org | 0 | | |
| 208.121.100.24 | sf208-121-100-24.sfgov.org | 0 | | |
| 208.121.100.25 | sf208-121-100-25.sfgov.org | 0 | | |
| 208.121.100.26 | sf208-121-100-26.sfgov.org | 0 | | |
| 208.121.100.27 | sf208-121-100-27.sfgov.org | 0 | | |
| 208.121.100.28 | sf208-121-100-28.sfgov.org | 0 | | |
| 208.121.100.29 | sf208-121-100-29.sfgov.org | 0 | | |
| 208.121.100.30 | sf208-121-100-30.sfgov.org | 0 | | |
| 208.121.100.31 | sf208-121-100-31.sfgov.org | 0 | | |
| 208.121.100.32 | sf208-121-100-32.sfgov.org | 0 | | |
| 208.121.100.33 | sf208-121-100-33.sfgov.org | 0 | | |
| 208.121.100.34 | sf208-121-100-34.sfgov.org | 0 | | |
| 208.121.100.35 | sf208-121-100-35.sfgov.org | 0 | | |
| 208.121.100.36 | sf208-121-100-36.sfgov.org | 0 | | |
| 208.121.100.37 | sf208-121-100-37.sfgov.org | 0 | | |
| 208.121.100.38 | sf208-121-100-38.sfgov.org | 0 | | |
| 208.121.100.39 | sf208-121-100-39.sfgov.org | 0 | | |
| 208.121.100.40 | sf208-121-100-40.sfgov.org | 0 | | |
| 208.121.100.41 | sf208-121-100-41.sfgov.org | 0 | | |
| 208.121.100.42 | sf208-121-100-42.sfgov.org | 0 | | |
| 208.121.100.43 | sf208-121-100-43.sfgov.org | 0 | | |
| 208.121.100.44 | sf208-121-100-44.sfgov.org | 0 | | |
| 208.121.100.45 | sf208-121-100-45.sfgov.org | 0 | | |
| 208.121.100.46 | sf208-121-100-46.sfgov.org | 0 | | |
| 208.121.100.47 | sf208-121-100-47.sfgov.org | 0 | | |
| 208.121.100.48 | sf208-121-100-48.sfgov.org | 0 | | |
| 208.121.100.49 | sf208-121-100-49.sfgov.org | 0 | | |
| 208.121.100.50 | sf208-121-100-50.sfgov.org | 0 | | |
| 208.121.100.51 | sf208-121-100-51.sfgov.org | 0 | | |
| 208.121.100.52 | sf208-121-100-52.sfgov.org | 0 | | |
| 208.121.100.53 | sf208-121-100-53.sfgov.org | 0 | | |
| 208.121.100.54 | sf208-121-100-54.sfgov.org | 0 | | |
| 208.121.100.55 | sf208-121-100-55.sfgov.org | 0 | | |
| 208.121.100.56 | sf208-121-100-56.sfgov.org | 0 | | |
| 208.121.100.57 | sf208-121-100-57.sfgov.org | 0 | | |
| 208.121.100.58 | sf208-121-100-58.sfgov.org | 0 | | |
| 208.121.100.59 | sf208-121-100-59.sfgov.org | 0 | | |
| 208.121.100.60 | sf208-121-100-60.sfgov.org | 0 | | |
| 208.121.100.61 | sf208-121-100-61.sfgov.org | 0 | | |
| 208.121.100.62 | sf208-121-100-62.sfgov.org | 0 | | |
| 208.121.100.63 | sf208-121-100-63.sfgov.org | 0 | | |
| 208.121.100.64 | sf208-121-100-64.sfgov.org | 0 | | |
| 208.121.100.65 | sf208-121-100-65.sfgov.org | 0 | | |
| 208.121.100.66 | sf208-121-100-66.sfgov.org | 0 | | |
| 208.121.100.67 | sf208-121-100-67.sfgov.org | 0 | | |
| 208.121.100.68 | sf208-121-100-68.sfgov.org | 0 | | |
| 208.121.100.69 | sf208-121-100-69.sfgov.org | 0 | | |
| 208.121.100.70 | sf208-121-100-70.sfgov.org | 0 | | |
| 208.121.100.71 | sf208-121-100-71.sfgov.org | 0 | | |
| 208.121.100.72 | sf208-121-100-72.sfgov.org | 0 | | |
| 208.121.100.73 | sf208-121-100-73.sfgov.org | 0 | | |
| 208.121.100.74 | sf208-121-100-74.sfgov.org | 0 | | |
| 208.121.100.75 | sf208-121-100-75.sfgov.org | 0 | | |
| 208.121.100.76 | sf208-121-100-76.sfgov.org | 0 | | |
| 208.121.100.77 | sf208-121-100-77.sfgov.org | 0 | | |
| 208.121.100.78 | sf208-121-100-78.sfgov.org | 0 | | |
| 208.121.100.79 | sf208-121-100-79.sfgov.org | 0 | | |
| 208.121.100.80 | sf208-121-100-80.sfgov.org | 0 | | |
| 208.121.100.81 | sf208-121-100-81.sfgov.org | 0 | | |
| 208.121.100.82 | sf208-121-100-82.sfgov.org | 0 | | |
| 208.121.100.83 | sf208-121-100-83.sfgov.org | 0 | | |
| 208.121.100.84 | sf208-121-100-84.sfgov.org | 0 | | |
| 208.121.100.85 | sf208-121-100-85.sfgov.org | 0 | | |
| 208.121.100.86 | sf208-121-100-86.sfgov.org | 0 | | |
| 208.121.100.87 | sf208-121-100-87.sfgov.org | 0 | | |
| 208.121.100.88 | sf208-121-100-88.sfgov.org | 0 | | |
| 208.121.100.89 | sf208-121-100-89.sfgov.org | 0 | | |
| 208.121.100.90 | sf208-121-100-90.sfgov.org | 0 | | |
| 208.121.100.91 | sf208-121-100-91.sfgov.org | 0 | | |
| 208.121.100.92 | sf208-121-100-92.sfgov.org | 0 | | |
| 208.121.100.93 | sf208-121-100-93.sfgov.org | 0 | | |
| 208.121.100.94 | sf208-121-100-94.sfgov.org | 0 | | |
| 208.121.100.95 | sf208-121-100-95.sfgov.org | 0 | | |
| 208.121.100.96 | sf208-121-100-96.sfgov.org | 0 | | |
| 208.121.100.97 | sf208-121-100-97.sfgov.org | 0 | | |
| 208.121.100.98 | sf208-121-100-98.sfgov.org | 0 | | |
| 208.121.100.99 | sf208-121-100-99.sfgov.org | 0 | | |
| 208.121.100.100 | sf208-121-100-100.sfgov.org | 0 | | |
| 208.121.100.101 | sf208-121-100-101.sfgov.org | 0 | | |
| 208.121.100.102 | sf208-121-100-102.sfgov.org | 0 | | |
| 208.121.100.103 | sf208-121-100-103.sfgov.org | 0 | | |
| 208.121.100.104 | sf208-121-100-104.sfgov.org | 0 | | |
| 208.121.100.105 | sf208-121-100-105.sfgov.org | 0 | | |
| 208.121.100.106 | sf208-121-100-106.sfgov.org | 0 | | |
| 208.121.100.107 | sf208-121-100-107.sfgov.org | 0 | | |
| 208.121.100.108 | sf208-121-100-108.sfgov.org | 0 | | |
| 208.121.100.109 | sf208-121-100-109.sfgov.org | 0 | | |
| 208.121.100.110 | sf208-121-100-110.sfgov.org | 0 | | |
| 208.121.100.111 | sf208-121-100-111.sfgov.org | 0 | | |
| 208.121.100.112 | sf208-121-100-112.sfgov.org | 0 | | |
| 208.121.100.113 | sf208-121-100-113.sfgov.org | 0 | | |
| 208.121.100.114 | sf208-121-100-114.sfgov.org | 0 | | |
| 208.121.100.115 | sf208-121-100-115.sfgov.org | 0 | | |
| 208.121.100.116 | sf208-121-100-116.sfgov.org | 0 | | |
| 208.121.100.117 | sf208-121-100-117.sfgov.org | 0 | | |
| 208.121.100.118 | sf208-121-100-118.sfgov.org | 0 | | |
| 208.121.100.119 | sf208-121-100-119.sfgov.org | 0 | | |
| 208.121.100.120 | sf208-121-100-120.sfgov.org | 0 | | |
| 208.121.100.121 | sf208-121-100-121.sfgov.org | 0 | | |
| 208.121.100.122 | sf208-121-100-122.sfgov.org | 0 | | |
| 208.121.100.123 | sf208-121-100-123.sfgov.org | 0 | | |
| 208.121.100.124 | sf208-121-100-124.sfgov.org | 0 | | |
| 208.121.100.125 | sf208-121-100-125.sfgov.org | 0 | | |
| 208.121.100.126 | sf208-121-100-126.sfgov.org | 0 | | |
| 208.121.100.127 | sf208-121-100-127.sfgov.org | 0 | | |
| 208.121.100.128 | sf208-121-100-128.sfgov.org | 0 | | |
| 208.121.100.129 | sf208-121-100-129.sfgov.org | 0 | | |
| 208.121.100.130 | sf208-121-100-130.sfgov.org | 0 | | |
| 208.121.100.131 | sf208-121-100-131.sfgov.org | 0 | | |
| 208.121.100.132 | sf208-121-100-132.sfgov.org | 0 | | |
| 208.121.100.133 | sf208-121-100-133.sfgov.org | 0 | | |
| 208.121.100.134 | sf208-121-100-134.sfgov.org | 0 | | |
| 208.121.100.135 | sf208-121-100-135.sfgov.org | 0 | | |
| 208.121.100.136 | sf208-121-100-136.sfgov.org | 0 | | |
| 208.121.100.137 | sf208-121-100-137.sfgov.org | 0 | | |
| 208.121.100.138 | sf208-121-100-138.sfgov.org | 0 | | |
| 208.121.100.139 | sf208-121-100-139.sfgov.org | 0 | | |
| 208.121.100.140 | sf208-121-100-140.sfgov.org | 0 | | |
| 208.121.100.141 | sf208-121-100-141.sfgov.org | 0 | | |
| 208.121.100.142 | sf208-121-100-142.sfgov.org | 0 | | |
| 208.121.100.143 | sf208-121-100-143.sfgov.org | 0 | | |
| 208.121.100.144 | sf208-121-100-144.sfgov.org | 0 | | |
| 208.121.100.145 | sf208-121-100-145.sfgov.org | 0 | | |
| 208.121.100.146 | sf208-121-100-146.sfgov.org | 0 | | |
| 208.121.100.147 | sf208-121-100-147.sfgov.org | 0 | | |
| 208.121.100.148 | sf208-121-100-148.sfgov.org | 0 | | |
| 208.121.100.149 | sf208-121-100-149.sfgov.org | 0 | | |
| 208.121.100.150 | sf208-121-100-150.sfgov.org | 0 | | |
| 208.121.100.151 | sf208-121-100-151.sfgov.org | 0 | | |
| 208.121.100.152 | sf208-121-100-152.sfgov.org | 0 | | |
| 208.121.100.153 | sf208-121-100-153.sfgov.org | 0 | | |
| 208.121.100.154 | sf208-121-100-154.sfgov.org | 0 | | |
| 208.121.100.155 | sf208-121-100-155.sfgov.org | 0 | | |
| 208.121.100.156 | sf208-121-100-156.sfgov.org | 0 | | |
| 208.121.100.157 | sf208-121-100-157.sfgov.org | 0 | | |
| 208.121.100.158 | sf208-121-100-158.sfgov.org | 0 | | |
| 208.121.100.159 | sf208-121-100-159.sfgov.org | 0 | | |
| 208.121.100.160 | sf208-121-100-160.sfgov.org | 0 | | |
| 208.121.100.161 | sf208-121-100-161.sfgov.org | 0 | | |
| 208.121.100.162 | sf208-121-100-162.sfgov.org | 0 | | |
| 208.121.100.163 | sf208-121-100-163.sfgov.org | 0 | | |
| 208.121.100.164 | sf208-121-100-164.sfgov.org | 0 | | |
| 208.121.100.165 | sf208-121-100-165.sfgov.org | 0 | | |
| 208.121.100.166 | sf208-121-100-166.sfgov.org | 0 | | |
| 208.121.100.167 | sf208-121-100-167.sfgov.org | 0 | | |
| 208.121.100.168 | sf208-121-100-168.sfgov.org | 0 | | |
| 208.121.100.169 | sf208-121-100-169.sfgov.org | 0 | | |
| 208.121.100.170 | sf208-121-100-170.sfgov.org | 0 | | |
| 208.121.100.171 | sf208-121-100-171.sfgov.org | 0 | | |
| 208.121.100.172 | sf208-121-100-172.sfgov.org | 0 | | |
| 208.121.100.173 | sf208-121-100-173.sfgov.org | 0 | | |
| 208.121.100.174 | sf208-121-100-174.sfgov.org | 0 | | |
| 208.121.100.175 | sf208-121-100-175.sfgov.org | 0 | | |
| 208.121.100.176 | sf208-121-100-176.sfgov.org | 0 | | |
| 208.121.100.177 | sf208-121-100-177.sfgov.org | 0 | | |
| 208.121.100.178 | sf208-121-100-178.sfgov.org | 0 | | |
| 208.121.100.179 | sf208-121-100-179.sfgov.org | 0 | | |
| 208.121.100.180 | sf208-121-100-180.sfgov.org | 0 | | |
| 208.121.100.181 | sf208-121-100-181.sfgov.org | 0 | | |
| 208.121.100.182 | sf208-121-100-182.sfgov.org | 0 | | |
| 208.121.100.183 | sf208-121-100-183.sfgov.org | 0 | | |
| 208.121.100.184 | sf208-121-100-184.sfgov.org | 0 | | |
| 208.121.100.185 | sf208-121-100-185.sfgov.org | 0 | | |
| 208.121.100.186 | sf208-121-100-186.sfgov.org | 0 | | |
| 208.121.100.187 | sf208-121-100-187.sfgov.org | 0 | | |
| 208.121.100.188 | sf208-121-100-188.sfgov.org | 0 | | |
| 208.121.100.189 | sf208-121-100-189.sfgov.org | 0 | | |
| 208.121.100.190 | sf208-121-100-190.sfgov.org | 0 | | |
| 208.121.100.191 | sf208-121-100-191.sfgov.org | 0 | | |
| 208.121.100.192 | sf208-121-100-192.sfgov.org | 0 | | |
| 208.121.100.193 | sf208-121-100-193.sfgov.org | 0 | | |
| 208.121.100.194 | sf208-121-100-194.sfgov.org | 0 | | |
| 208.121.100.195 | sf208-121-100-195.sfgov.org | 0 | | |
| 208.121.100.196 | sf208-121-100-196.sfgov.org | 0 | | |
| 208.121.100.197 | sf208-121-100-197.sfgov.org | 0 | | |
| 208.121.100.198 | sf208-121-100-198.sfgov.org | 0 | | |
| 208.121.100.199 | sf208-121-100-199.sfgov.org | 0 | | |
| 208.121.100.200 | sf208-121-100-200.sfgov.org | 0 | | |
| 208.121.100.201 | sf208-121-100-201.sfgov.org | 0 | | |
| 208.121.100.202 | sf208-121-100-202.sfgov.org | 0 | | |
| 208.121.100.203 | sf208-121-100-203.sfgov.org | 0 | | |
| 208.121.100.204 | sf208-121-100-204.sfgov.org | 0 | | |
| 208.121.100.205 | sf208-121-100-205.sfgov.org | 0 | | |
| 208.121.100.206 | sf208-121-100-206.sfgov.org | 0 | | |
| 208.121.100.207 | sf208-121-100-207.sfgov.org | 0 | | |
| 208.121.100.208 | sf208-121-100-208.sfgov.org | 0 | | |
| 208.121.100.209 | sf208-121-100-209.sfgov.org | 0 | | |
| 208.121.100.210 | sf208-121-100-210.sfgov.org | 0 | | |
| 208.121.100.211 | sf208-121-100-211.sfgov.org | 0 | | |
| 208.121.100.212 | sf208-121-100-212.sfgov.org | 0 | | |
| 208.121.100.213 | sf208-121-100-213.sfgov.org | 0 | | |
| 208.121.100.214 | sf208-121-100-214.sfgov.org | 0 | | |
| 208.121.100.215 | sf208-121-100-215.sfgov.org | 0 | | |
| 208.121.100.216 | sf208-121-100-216.sfgov.org | 0 | | |
| 208.121.100.217 | sf208-121-100-217.sfgov.org | 0 | | |
| 208.121.100.218 | sf208-121-100-218.sfgov.org | 0 | | |
| 208.121.100.219 | sf208-121-100-219.sfgov.org | 0 | | |
| 208.121.100.220 | sf208-121-100-220.sfgov.org | 0 | | |
| 208.121.100.221 | sf208-121-100-221.sfgov.org | 0 | | |
| 208.121.100.222 | sf208-121-100-222.sfgov.org | 0 | | |
| 208.121.100.223 | sf208-121-100-223.sfgov.org | 0 | | |
| 208.121.100.224 | sf208-121-100-224.sfgov.org | 0 | | |
| 208.121.100.225 | sf208-121-100-225.sfgov.org | 0 | | |
| 208.121.100.226 | sf208-121-100-226.sfgov.org | 0 | | |
| 208.121.100.227 | sf208-121-100-227.sfgov.org | 0 | | |
| 208.121.100.228 | sf208-121-100-228.sfgov.org | 0 | | |
| 208.121.100.229 | sf208-121-100-229.sfgov.org | 0 | | |
| 208.121.100.230 | sf208-121-100-230.sfgov.org | 0 | | |
| 208.121.100.231 | sf208-121-100-231.sfgov.org | 0 | | |
| 208.121.100.232 | sf208-121-100-232.sfgov.org | 0 | | |
| 208.121.100.233 | sf208-121-100-233.sfgov.org | 0 | | |
| 208.121.100.234 | sf208-121-100-234.sfgov.org | 0 | | |
| 208.121.100.235 | sf208-121-100-235.sfgov.org | 0 | | |
| 208.121.100.236 | sf208-121-100-236.sfgov.org | 0 | | |
| 208.121.100.237 | sf208-121-100-237.sfgov.org | 0 | | |
| 208.121.100.238 | sf208-121-100-238.sfgov.org | 0 | | |
| 208.121.100.239 | sf208-121-100-239.sfgov.org | 0 | | |
| 208.121.100.240 | sf208-121-100-240.sfgov.org | 0 | | |
| 208.121.100.241 | sf208-121-100-241.sfgov.org | 0 | | |
| 208.121.100.242 | sf208-121-100-242.sfgov.org | 0 | | |
| 208.121.100.243 | sf208-121-100-243.sfgov.org | 0 | | |
| 208.121.100.244 | sf208-121-100-244.sfgov.org | 0 | | |
| 208.121.100.245 | sf208-121-100-245.sfgov.org | 0 | | |
| 208.121.100.246 | sf208-121-100-246.sfgov.org | 0 | | |
| 208.121.100.247 | sf208-121-100-247.sfgov.org | 0 | | |
| 208.121.100.248 | sf208-121-100-248.sfgov.org | 0 | | |
| 208.121.100.249 | sf208-121-100-249.sfgov.org | 0 | | |
| 208.121.100.250 | sf208-121-100-250.sfgov.org | 0 | | |
| 208.121.100.251 | sf208-121-100-251.sfgov.org | 0 | | |
| 208.121.100.252 | sf208-121-100-252.sfgov.org | 0 | | |
| 208.121.100.253 | sf208-121-100-253.sfgov.org | 0 | | |
| 208.121.100.254 | sf208-121-100-254.sfgov.org | 0 | | |
| 208.121.100.255 | sf208-121-100-255.sfgov.org | 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 -m11 208.121.100.19
traceroute to 208.121.100.19 (208.121.100.19): 11 hops max, 52 byte packets
4 *
5 *
7 *
9 *
10 *
11 *
Measurement taken from 
IPinfo ProbeNet in San Jose, US
IPinfo ProbeNet in San Jose, USOn