Summary
| ASN | AS3269 Telecom Italia S.p.A. |
| BGP | 81.121.0.0/16 |
| IPs with RDNS | 242 |
| Hosted Domains | 0 |
| Pingable IPs | 0 |
| Router IPs | 0 |
| 81.121.204.0 | host-81-121-204-0.business.telecomitalia.it | 0 |  | |
| 81.121.204.1 | host-81-121-204-1.business.telecomitalia.it | 0 | | |
| 81.121.204.2 | host-81-121-204-2.business.telecomitalia.it | 0 | | |
| 81.121.204.3 | host-81-121-204-3.business.telecomitalia.it | 0 | | |
| 81.121.204.4 | host-81-121-204-4.business.telecomitalia.it | 0 | | |
| 81.121.204.5 | host-81-121-204-5.business.telecomitalia.it | 0 | | |
| 81.121.204.6 | host-81-121-204-6.business.telecomitalia.it | 0 | | |
| 81.121.204.7 | host-81-121-204-7.business.telecomitalia.it | 0 | | |
| 81.121.204.8 | host-81-121-204-8.business.telecomitalia.it | 0 | | |
| 81.121.204.9 | host-81-121-204-9.business.telecomitalia.it | 0 | | |
| 81.121.204.10 | host-81-121-204-10.business.telecomitalia.it | 0 | | |
| 81.121.204.11 | host-81-121-204-11.business.telecomitalia.it | 0 | | |
| 81.121.204.12 | host-81-121-204-12.business.telecomitalia.it | 0 | | |
| 81.121.204.13 | host-81-121-204-13.business.telecomitalia.it | 0 | | |
| 81.121.204.14 | host-81-121-204-14.business.telecomitalia.it | 0 | | |
| 81.121.204.15 | host-81-121-204-15.business.telecomitalia.it | 0 | | |
| 81.121.204.16 | host-81-121-204-16.business.telecomitalia.it | 0 | | |
| 81.121.204.17 | host-81-121-204-17.business.telecomitalia.it | 0 | | |
| 81.121.204.18 | host-81-121-204-18.business.telecomitalia.it | 0 | | |
| 81.121.204.19 | host-81-121-204-19.business.telecomitalia.it | 0 | | |
| 81.121.204.20 | host-81-121-204-20.business.telecomitalia.it | 0 | | |
| 81.121.204.21 | host-81-121-204-21.business.telecomitalia.it | 0 | | |
| 81.121.204.22 | host-81-121-204-22.business.telecomitalia.it | 0 | | |
| 81.121.204.23 | host-81-121-204-23.business.telecomitalia.it | 0 | | |
| 81.121.204.24 | host-81-121-204-24.business.telecomitalia.it | 0 | | |
| 81.121.204.25 | host-81-121-204-25.business.telecomitalia.it | 0 | | |
| 81.121.204.26 | host-81-121-204-26.business.telecomitalia.it | 0 | | |
| 81.121.204.27 | host-81-121-204-27.business.telecomitalia.it | 0 | | |
| 81.121.204.28 | host-81-121-204-28.business.telecomitalia.it | 0 | | |
| 81.121.204.29 | host-81-121-204-29.business.telecomitalia.it | 0 | | |
| 81.121.204.30 | host-81-121-204-30.business.telecomitalia.it | 0 | | |
| 81.121.204.31 | host-81-121-204-31.business.telecomitalia.it | 0 | | |
| 81.121.204.32 | host-81-121-204-32.business.telecomitalia.it | 0 | | |
| 81.121.204.33 | — | 0 | | |
| 81.121.204.34 | — | 0 | | |
| 81.121.204.35 | — | 0 | | |
| 81.121.204.36 | — | 0 | | |
| 81.121.204.37 | — | 0 | | |
| 81.121.204.38 | — | 0 | | |
| 81.121.204.39 | — | 0 | | |
| 81.121.204.40 | — | 0 | | |
| 81.121.204.41 | — | 0 | | |
| 81.121.204.42 | — | 0 | | |
| 81.121.204.43 | — | 0 | | |
| 81.121.204.44 | — | 0 | | |
| 81.121.204.45 | — | 0 | | |
| 81.121.204.46 | — | 0 | | |
| 81.121.204.47 | host-81-121-204-47.business.telecomitalia.it | 0 | | |
| 81.121.204.48 | host-81-121-204-48.business.telecomitalia.it | 0 | | |
| 81.121.204.49 | host-81-121-204-49.business.telecomitalia.it | 0 | | |
| 81.121.204.50 | host-81-121-204-50.business.telecomitalia.it | 0 | | |
| 81.121.204.51 | host-81-121-204-51.business.telecomitalia.it | 0 | | |
| 81.121.204.52 | host-81-121-204-52.business.telecomitalia.it | 0 | | |
| 81.121.204.53 | host-81-121-204-53.business.telecomitalia.it | 0 | | |
| 81.121.204.54 | host-81-121-204-54.business.telecomitalia.it | 0 | | |
| 81.121.204.55 | host-81-121-204-55.business.telecomitalia.it | 0 | | |
| 81.121.204.56 | host-81-121-204-56.business.telecomitalia.it | 0 | | |
| 81.121.204.57 | host-81-121-204-57.business.telecomitalia.it | 0 | | |
| 81.121.204.58 | host-81-121-204-58.business.telecomitalia.it | 0 | | |
| 81.121.204.59 | host-81-121-204-59.business.telecomitalia.it | 0 | | |
| 81.121.204.60 | host-81-121-204-60.business.telecomitalia.it | 0 | | |
| 81.121.204.61 | host-81-121-204-61.business.telecomitalia.it | 0 | | |
| 81.121.204.62 | host-81-121-204-62.business.telecomitalia.it | 0 | | |
| 81.121.204.63 | host-81-121-204-63.business.telecomitalia.it | 0 | | |
| 81.121.204.64 | host-81-121-204-64.business.telecomitalia.it | 0 | | |
| 81.121.204.65 | host-81-121-204-65.business.telecomitalia.it | 0 | | |
| 81.121.204.66 | host-81-121-204-66.business.telecomitalia.it | 0 | | |
| 81.121.204.67 | host-81-121-204-67.business.telecomitalia.it | 0 | | |
| 81.121.204.68 | host-81-121-204-68.business.telecomitalia.it | 0 | | |
| 81.121.204.69 | host-81-121-204-69.business.telecomitalia.it | 0 | | |
| 81.121.204.70 | host-81-121-204-70.business.telecomitalia.it | 0 | | |
| 81.121.204.71 | host-81-121-204-71.business.telecomitalia.it | 0 | | |
| 81.121.204.72 | host-81-121-204-72.business.telecomitalia.it | 0 | | |
| 81.121.204.73 | host-81-121-204-73.business.telecomitalia.it | 0 | | |
| 81.121.204.74 | host-81-121-204-74.business.telecomitalia.it | 0 | | |
| 81.121.204.75 | host-81-121-204-75.business.telecomitalia.it | 0 | | |
| 81.121.204.76 | host-81-121-204-76.business.telecomitalia.it | 0 | | |
| 81.121.204.77 | host-81-121-204-77.business.telecomitalia.it | 0 | | |
| 81.121.204.78 | host-81-121-204-78.business.telecomitalia.it | 0 | | |
| 81.121.204.79 | host-81-121-204-79.business.telecomitalia.it | 0 | | |
| 81.121.204.80 | host-81-121-204-80.business.telecomitalia.it | 0 | | |
| 81.121.204.81 | host-81-121-204-81.business.telecomitalia.it | 0 | | |
| 81.121.204.82 | host-81-121-204-82.business.telecomitalia.it | 0 | | |
| 81.121.204.83 | host-81-121-204-83.business.telecomitalia.it | 0 | | |
| 81.121.204.84 | host-81-121-204-84.business.telecomitalia.it | 0 | | |
| 81.121.204.85 | host-81-121-204-85.business.telecomitalia.it | 0 | | |
| 81.121.204.86 | host-81-121-204-86.business.telecomitalia.it | 0 | | |
| 81.121.204.87 | host-81-121-204-87.business.telecomitalia.it | 0 | | |
| 81.121.204.88 | host-81-121-204-88.business.telecomitalia.it | 0 | | |
| 81.121.204.89 | host-81-121-204-89.business.telecomitalia.it | 0 | | |
| 81.121.204.90 | host-81-121-204-90.business.telecomitalia.it | 0 | | |
| 81.121.204.91 | host-81-121-204-91.business.telecomitalia.it | 0 | | |
| 81.121.204.92 | host-81-121-204-92.business.telecomitalia.it | 0 | | |
| 81.121.204.93 | host-81-121-204-93.business.telecomitalia.it | 0 | | |
| 81.121.204.94 | host-81-121-204-94.business.telecomitalia.it | 0 | | |
| 81.121.204.95 | host-81-121-204-95.business.telecomitalia.it | 0 | | |
| 81.121.204.96 | host-81-121-204-96.business.telecomitalia.it | 0 | | |
| 81.121.204.97 | host-81-121-204-97.business.telecomitalia.it | 0 | | |
| 81.121.204.98 | host-81-121-204-98.business.telecomitalia.it | 0 | | |
| 81.121.204.99 | host-81-121-204-99.business.telecomitalia.it | 0 | | |
| 81.121.204.100 | host-81-121-204-100.business.telecomitalia.it | 0 | | |
| 81.121.204.101 | host-81-121-204-101.business.telecomitalia.it | 0 | | |
| 81.121.204.102 | host-81-121-204-102.business.telecomitalia.it | 0 | | |
| 81.121.204.103 | host-81-121-204-103.business.telecomitalia.it | 0 | | |
| 81.121.204.104 | host-81-121-204-104.business.telecomitalia.it | 0 | | |
| 81.121.204.105 | host-81-121-204-105.business.telecomitalia.it | 0 | | |
| 81.121.204.106 | host-81-121-204-106.business.telecomitalia.it | 0 | | |
| 81.121.204.107 | host-81-121-204-107.business.telecomitalia.it | 0 | | |
| 81.121.204.108 | host-81-121-204-108.business.telecomitalia.it | 0 | | |
| 81.121.204.109 | host-81-121-204-109.business.telecomitalia.it | 0 | | |
| 81.121.204.110 | host-81-121-204-110.business.telecomitalia.it | 0 | | |
| 81.121.204.111 | host-81-121-204-111.business.telecomitalia.it | 0 | | |
| 81.121.204.112 | host-81-121-204-112.business.telecomitalia.it | 0 | | |
| 81.121.204.113 | host-81-121-204-113.business.telecomitalia.it | 0 | | |
| 81.121.204.114 | host-81-121-204-114.business.telecomitalia.it | 0 | | |
| 81.121.204.115 | host-81-121-204-115.business.telecomitalia.it | 0 | | |
| 81.121.204.116 | host-81-121-204-116.business.telecomitalia.it | 0 | | |
| 81.121.204.117 | host-81-121-204-117.business.telecomitalia.it | 0 | | |
| 81.121.204.118 | host-81-121-204-118.business.telecomitalia.it | 0 | | |
| 81.121.204.119 | host-81-121-204-119.business.telecomitalia.it | 0 | | |
| 81.121.204.120 | host-81-121-204-120.business.telecomitalia.it | 0 | | |
| 81.121.204.121 | host-81-121-204-121.business.telecomitalia.it | 0 | | |
| 81.121.204.122 | host-81-121-204-122.business.telecomitalia.it | 0 | | |
| 81.121.204.123 | host-81-121-204-123.business.telecomitalia.it | 0 | | |
| 81.121.204.124 | host-81-121-204-124.business.telecomitalia.it | 0 | | |
| 81.121.204.125 | host-81-121-204-125.business.telecomitalia.it | 0 | | |
| 81.121.204.126 | host-81-121-204-126.business.telecomitalia.it | 0 | | |
| 81.121.204.127 | host-81-121-204-127.business.telecomitalia.it | 0 | | |
| 81.121.204.128 | host-81-121-204-128.business.telecomitalia.it | 0 | | |
| 81.121.204.129 | host-81-121-204-129.business.telecomitalia.it | 0 | | |
| 81.121.204.130 | host-81-121-204-130.business.telecomitalia.it | 0 | | |
| 81.121.204.131 | host-81-121-204-131.business.telecomitalia.it | 0 | | |
| 81.121.204.132 | host-81-121-204-132.business.telecomitalia.it | 0 | | |
| 81.121.204.133 | host-81-121-204-133.business.telecomitalia.it | 0 | | |
| 81.121.204.134 | host-81-121-204-134.business.telecomitalia.it | 0 | | |
| 81.121.204.135 | host-81-121-204-135.business.telecomitalia.it | 0 | | |
| 81.121.204.136 | host-81-121-204-136.business.telecomitalia.it | 0 | | |
| 81.121.204.137 | host-81-121-204-137.business.telecomitalia.it | 0 | | |
| 81.121.204.138 | host-81-121-204-138.business.telecomitalia.it | 0 | | |
| 81.121.204.139 | host-81-121-204-139.business.telecomitalia.it | 0 | | |
| 81.121.204.140 | host-81-121-204-140.business.telecomitalia.it | 0 | | |
| 81.121.204.141 | host-81-121-204-141.business.telecomitalia.it | 0 | | |
| 81.121.204.142 | host-81-121-204-142.business.telecomitalia.it | 0 | | |
| 81.121.204.143 | host-81-121-204-143.business.telecomitalia.it | 0 | | |
| 81.121.204.144 | host-81-121-204-144.business.telecomitalia.it | 0 | | |
| 81.121.204.145 | host-81-121-204-145.business.telecomitalia.it | 0 | | |
| 81.121.204.146 | host-81-121-204-146.business.telecomitalia.it | 0 | | |
| 81.121.204.147 | host-81-121-204-147.business.telecomitalia.it | 0 | | |
| 81.121.204.148 | host-81-121-204-148.business.telecomitalia.it | 0 | | |
| 81.121.204.149 | host-81-121-204-149.business.telecomitalia.it | 0 | | |
| 81.121.204.150 | host-81-121-204-150.business.telecomitalia.it | 0 | | |
| 81.121.204.151 | host-81-121-204-151.business.telecomitalia.it | 0 | | |
| 81.121.204.152 | host-81-121-204-152.business.telecomitalia.it | 0 | | |
| 81.121.204.153 | host-81-121-204-153.business.telecomitalia.it | 0 | | |
| 81.121.204.154 | host-81-121-204-154.business.telecomitalia.it | 0 | | |
| 81.121.204.155 | host-81-121-204-155.business.telecomitalia.it | 0 | | |
| 81.121.204.156 | host-81-121-204-156.business.telecomitalia.it | 0 | | |
| 81.121.204.157 | host-81-121-204-157.business.telecomitalia.it | 0 | | |
| 81.121.204.158 | host-81-121-204-158.business.telecomitalia.it | 0 | | |
| 81.121.204.159 | host-81-121-204-159.business.telecomitalia.it | 0 | | |
| 81.121.204.160 | host-81-121-204-160.business.telecomitalia.it | 0 | | |
| 81.121.204.161 | host-81-121-204-161.business.telecomitalia.it | 0 | | |
| 81.121.204.162 | host-81-121-204-162.business.telecomitalia.it | 0 | | |
| 81.121.204.163 | host-81-121-204-163.business.telecomitalia.it | 0 | | |
| 81.121.204.164 | host-81-121-204-164.business.telecomitalia.it | 0 | | |
| 81.121.204.165 | host-81-121-204-165.business.telecomitalia.it | 0 | | |
| 81.121.204.166 | host-81-121-204-166.business.telecomitalia.it | 0 | | |
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| 81.121.204.243 | host-81-121-204-243.business.telecomitalia.it | 0 | | |
| 81.121.204.244 | host-81-121-204-244.business.telecomitalia.it | 0 | | |
| 81.121.204.245 | host-81-121-204-245.business.telecomitalia.it | 0 | | |
| 81.121.204.246 | host-81-121-204-246.business.telecomitalia.it | 0 | | |
| 81.121.204.247 | host-81-121-204-247.business.telecomitalia.it | 0 | | |
| 81.121.204.248 | host-81-121-204-248.business.telecomitalia.it | 0 | | |
| 81.121.204.249 | host-81-121-204-249.business.telecomitalia.it | 0 | | |
| 81.121.204.250 | host-81-121-204-250.business.telecomitalia.it | 0 | | |
| 81.121.204.251 | host-81-121-204-251.business.telecomitalia.it | 0 | | |
| 81.121.204.252 | host-81-121-204-252.business.telecomitalia.it | 0 | | |
| 81.121.204.253 | host-81-121-204-253.business.telecomitalia.it | 0 | | |
| 81.121.204.254 | host-81-121-204-254.business.telecomitalia.it | 0 | | |
| 81.121.204.255 | host-81-121-204-255.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 -m4 81.121.204.237
traceroute to 81.121.204.237 (81.121.204.237): 4 hops max, 52 byte packets
2 *
3 *
4 *
Measurement taken from 
IPinfo ProbeNet in San Jose, US
IPinfo ProbeNet in San Jose, USOn