IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 121.0.0.0/8
  3. 121.81.0.0/16
  4. 121.81.55.0/24

121.81.55.0/24 IP Range

Summary

ASNAS17511 OPTAGE Inc.
BGP121.80.0.0/14
IPs with RDNS256
Hosted Domains0
Pingable IPs0
Router IPs0
121.81.55.0121-81-55-0f1.osk3.eonet.ne.jp0
121.81.55.1121-81-55-1f1.osk3.eonet.ne.jp0
121.81.55.2121-81-55-2f1.osk3.eonet.ne.jp0
121.81.55.3121-81-55-3f1.osk3.eonet.ne.jp0
121.81.55.4121-81-55-4f1.osk3.eonet.ne.jp0
121.81.55.5121-81-55-5f1.osk3.eonet.ne.jp0
121.81.55.6121-81-55-6f1.osk3.eonet.ne.jp0
121.81.55.7121-81-55-7f1.osk3.eonet.ne.jp0
121.81.55.8121-81-55-8f1.osk3.eonet.ne.jp0
121.81.55.9121-81-55-9f1.osk3.eonet.ne.jp0
121.81.55.10121-81-55-10f1.osk3.eonet.ne.jp0
121.81.55.11121-81-55-11f1.osk3.eonet.ne.jp0
121.81.55.12121-81-55-12f1.osk3.eonet.ne.jp0
121.81.55.13121-81-55-13f1.osk3.eonet.ne.jp0
121.81.55.14121-81-55-14f1.osk3.eonet.ne.jp0
121.81.55.15121-81-55-15f1.osk3.eonet.ne.jp0
121.81.55.16121-81-55-16f1.osk3.eonet.ne.jp0
121.81.55.17121-81-55-17f1.osk3.eonet.ne.jp0
121.81.55.18121-81-55-18f1.osk3.eonet.ne.jp0
121.81.55.19121-81-55-19f1.osk3.eonet.ne.jp0
121.81.55.20121-81-55-20f1.osk3.eonet.ne.jp0
121.81.55.21121-81-55-21f1.osk3.eonet.ne.jp0
121.81.55.22121-81-55-22f1.osk3.eonet.ne.jp0
121.81.55.23121-81-55-23f1.osk3.eonet.ne.jp0
121.81.55.24121-81-55-24f1.osk3.eonet.ne.jp0
121.81.55.25121-81-55-25f1.osk3.eonet.ne.jp0
121.81.55.26121-81-55-26f1.osk3.eonet.ne.jp0
121.81.55.27121-81-55-27f1.osk3.eonet.ne.jp0
121.81.55.28121-81-55-28f1.osk3.eonet.ne.jp0
121.81.55.29121-81-55-29f1.osk3.eonet.ne.jp0
121.81.55.30121-81-55-30f1.osk3.eonet.ne.jp0
121.81.55.31121-81-55-31f1.osk3.eonet.ne.jp0
121.81.55.32121-81-55-32f1.osk3.eonet.ne.jp0
121.81.55.33121-81-55-33f1.osk3.eonet.ne.jp0
121.81.55.34121-81-55-34f1.osk3.eonet.ne.jp0
121.81.55.35121-81-55-35f1.osk3.eonet.ne.jp0
121.81.55.36121-81-55-36f1.osk3.eonet.ne.jp0
121.81.55.37121-81-55-37f1.osk3.eonet.ne.jp0
121.81.55.38121-81-55-38f1.osk3.eonet.ne.jp0
121.81.55.39121-81-55-39f1.osk3.eonet.ne.jp0
121.81.55.40121-81-55-40f1.osk3.eonet.ne.jp0
121.81.55.41121-81-55-41f1.osk3.eonet.ne.jp0
121.81.55.42121-81-55-42f1.osk3.eonet.ne.jp0
121.81.55.43121-81-55-43f1.osk3.eonet.ne.jp0
121.81.55.44121-81-55-44f1.osk3.eonet.ne.jp0
121.81.55.45121-81-55-45f1.osk3.eonet.ne.jp0
121.81.55.46121-81-55-46f1.osk3.eonet.ne.jp0
121.81.55.47121-81-55-47f1.osk3.eonet.ne.jp0
121.81.55.48121-81-55-48f1.osk3.eonet.ne.jp0
121.81.55.49121-81-55-49f1.osk3.eonet.ne.jp0
121.81.55.50121-81-55-50f1.osk3.eonet.ne.jp0
121.81.55.51121-81-55-51f1.osk3.eonet.ne.jp0
121.81.55.52121-81-55-52f1.osk3.eonet.ne.jp0
121.81.55.53121-81-55-53f1.osk3.eonet.ne.jp0
121.81.55.54121-81-55-54f1.osk3.eonet.ne.jp0
121.81.55.55121-81-55-55f1.osk3.eonet.ne.jp0
121.81.55.56121-81-55-56f1.osk3.eonet.ne.jp0
121.81.55.57121-81-55-57f1.osk3.eonet.ne.jp0
121.81.55.58121-81-55-58f1.osk3.eonet.ne.jp0
121.81.55.59121-81-55-59f1.osk3.eonet.ne.jp0
121.81.55.60121-81-55-60f1.osk3.eonet.ne.jp0
121.81.55.61121-81-55-61f1.osk3.eonet.ne.jp0
121.81.55.62121-81-55-62f1.osk3.eonet.ne.jp0
121.81.55.63121-81-55-63f1.osk3.eonet.ne.jp0
121.81.55.64121-81-55-64f1.osk3.eonet.ne.jp0
121.81.55.65121-81-55-65f1.osk3.eonet.ne.jp0
121.81.55.66121-81-55-66f1.osk3.eonet.ne.jp0
121.81.55.67121-81-55-67f1.osk3.eonet.ne.jp0
121.81.55.68121-81-55-68f1.osk3.eonet.ne.jp0
121.81.55.69121-81-55-69f1.osk3.eonet.ne.jp0
121.81.55.70121-81-55-70f1.osk3.eonet.ne.jp0
121.81.55.71121-81-55-71f1.osk3.eonet.ne.jp0
121.81.55.72121-81-55-72f1.osk3.eonet.ne.jp0
121.81.55.73121-81-55-73f1.osk3.eonet.ne.jp0
121.81.55.74121-81-55-74f1.osk3.eonet.ne.jp0
121.81.55.75121-81-55-75f1.osk3.eonet.ne.jp0
121.81.55.76121-81-55-76f1.osk3.eonet.ne.jp0
121.81.55.77121-81-55-77f1.osk3.eonet.ne.jp0
121.81.55.78121-81-55-78f1.osk3.eonet.ne.jp0
121.81.55.79121-81-55-79f1.osk3.eonet.ne.jp0
121.81.55.80121-81-55-80f1.osk3.eonet.ne.jp0
121.81.55.81121-81-55-81f1.osk3.eonet.ne.jp0
121.81.55.82121-81-55-82f1.osk3.eonet.ne.jp0
121.81.55.83121-81-55-83f1.osk3.eonet.ne.jp0
121.81.55.84121-81-55-84f1.osk3.eonet.ne.jp0
121.81.55.85121-81-55-85f1.osk3.eonet.ne.jp0
121.81.55.86121-81-55-86f1.osk3.eonet.ne.jp0
121.81.55.87121-81-55-87f1.osk3.eonet.ne.jp0
121.81.55.88121-81-55-88f1.osk3.eonet.ne.jp0
121.81.55.89121-81-55-89f1.osk3.eonet.ne.jp0
121.81.55.90121-81-55-90f1.osk3.eonet.ne.jp0
121.81.55.91121-81-55-91f1.osk3.eonet.ne.jp0
121.81.55.92121-81-55-92f1.osk3.eonet.ne.jp0
121.81.55.93121-81-55-93f1.osk3.eonet.ne.jp0
121.81.55.94121-81-55-94f1.osk3.eonet.ne.jp0
121.81.55.95121-81-55-95f1.osk3.eonet.ne.jp0
121.81.55.96121-81-55-96f1.osk3.eonet.ne.jp0
121.81.55.97121-81-55-97f1.osk3.eonet.ne.jp0
121.81.55.98121-81-55-98f1.osk3.eonet.ne.jp0
121.81.55.99121-81-55-99f1.osk3.eonet.ne.jp0
121.81.55.100121-81-55-100f1.osk3.eonet.ne.jp0
121.81.55.101121-81-55-101f1.osk3.eonet.ne.jp0
121.81.55.102121-81-55-102f1.osk3.eonet.ne.jp0
121.81.55.103121-81-55-103f1.osk3.eonet.ne.jp0
121.81.55.104121-81-55-104f1.osk3.eonet.ne.jp0
121.81.55.105121-81-55-105f1.osk3.eonet.ne.jp0
121.81.55.106121-81-55-106f1.osk3.eonet.ne.jp0
121.81.55.107121-81-55-107f1.osk3.eonet.ne.jp0
121.81.55.108121-81-55-108f1.osk3.eonet.ne.jp0
121.81.55.109121-81-55-109f1.osk3.eonet.ne.jp0
121.81.55.110121-81-55-110f1.osk3.eonet.ne.jp0
121.81.55.111121-81-55-111f1.osk3.eonet.ne.jp0
121.81.55.112121-81-55-112f1.osk3.eonet.ne.jp0
121.81.55.113121-81-55-113f1.osk3.eonet.ne.jp0
121.81.55.114121-81-55-114f1.osk3.eonet.ne.jp0
121.81.55.115121-81-55-115f1.osk3.eonet.ne.jp0
121.81.55.116121-81-55-116f1.osk3.eonet.ne.jp0
121.81.55.117121-81-55-117f1.osk3.eonet.ne.jp0
121.81.55.118121-81-55-118f1.osk3.eonet.ne.jp0
121.81.55.119121-81-55-119f1.osk3.eonet.ne.jp0
121.81.55.120121-81-55-120f1.osk3.eonet.ne.jp0
121.81.55.121121-81-55-121f1.osk3.eonet.ne.jp0
121.81.55.122121-81-55-122f1.osk3.eonet.ne.jp0
121.81.55.123121-81-55-123f1.osk3.eonet.ne.jp0
121.81.55.124121-81-55-124f1.osk3.eonet.ne.jp0
121.81.55.125121-81-55-125f1.osk3.eonet.ne.jp0
121.81.55.126121-81-55-126f1.osk3.eonet.ne.jp0
121.81.55.127121-81-55-127f1.osk3.eonet.ne.jp0
121.81.55.128121-81-55-128f1.osk3.eonet.ne.jp0
121.81.55.129121-81-55-129f1.osk3.eonet.ne.jp0
121.81.55.130121-81-55-130f1.osk3.eonet.ne.jp0
121.81.55.131121-81-55-131f1.osk3.eonet.ne.jp0
121.81.55.132121-81-55-132f1.osk3.eonet.ne.jp0
121.81.55.133121-81-55-133f1.osk3.eonet.ne.jp0
121.81.55.134121-81-55-134f1.osk3.eonet.ne.jp0
121.81.55.135121-81-55-135f1.osk3.eonet.ne.jp0
121.81.55.136121-81-55-136f1.osk3.eonet.ne.jp0
121.81.55.137121-81-55-137f1.osk3.eonet.ne.jp0
121.81.55.138121-81-55-138f1.osk3.eonet.ne.jp0
121.81.55.139121-81-55-139f1.osk3.eonet.ne.jp0
121.81.55.140121-81-55-140f1.osk3.eonet.ne.jp0
121.81.55.141121-81-55-141f1.osk3.eonet.ne.jp0
121.81.55.142121-81-55-142f1.osk3.eonet.ne.jp0
121.81.55.143121-81-55-143f1.osk3.eonet.ne.jp0
121.81.55.144121-81-55-144f1.osk3.eonet.ne.jp0
121.81.55.145121-81-55-145f1.osk3.eonet.ne.jp0
121.81.55.146121-81-55-146f1.osk3.eonet.ne.jp0
121.81.55.147121-81-55-147f1.osk3.eonet.ne.jp0
121.81.55.148121-81-55-148f1.osk3.eonet.ne.jp0
121.81.55.149121-81-55-149f1.osk3.eonet.ne.jp0
121.81.55.150121-81-55-150f1.osk3.eonet.ne.jp0
121.81.55.151121-81-55-151f1.osk3.eonet.ne.jp0
121.81.55.152121-81-55-152f1.osk3.eonet.ne.jp0
121.81.55.153121-81-55-153f1.osk3.eonet.ne.jp0
121.81.55.154121-81-55-154f1.osk3.eonet.ne.jp0
121.81.55.155121-81-55-155f1.osk3.eonet.ne.jp0
121.81.55.156121-81-55-156f1.osk3.eonet.ne.jp0
121.81.55.157121-81-55-157f1.osk3.eonet.ne.jp0
121.81.55.158121-81-55-158f1.osk3.eonet.ne.jp0
121.81.55.159121-81-55-159f1.osk3.eonet.ne.jp0
121.81.55.160121-81-55-160f1.osk3.eonet.ne.jp0
121.81.55.161121-81-55-161f1.osk3.eonet.ne.jp0
121.81.55.162121-81-55-162f1.osk3.eonet.ne.jp0
121.81.55.163121-81-55-163f1.osk3.eonet.ne.jp0
121.81.55.164121-81-55-164f1.osk3.eonet.ne.jp0
121.81.55.165121-81-55-165f1.osk3.eonet.ne.jp0
121.81.55.166121-81-55-166f1.osk3.eonet.ne.jp0
121.81.55.167121-81-55-167f1.osk3.eonet.ne.jp0
121.81.55.168121-81-55-168f1.osk3.eonet.ne.jp0
121.81.55.169121-81-55-169f1.osk3.eonet.ne.jp0
121.81.55.170121-81-55-170f1.osk3.eonet.ne.jp0
121.81.55.171121-81-55-171f1.osk3.eonet.ne.jp0
121.81.55.172121-81-55-172f1.osk3.eonet.ne.jp0
121.81.55.173121-81-55-173f1.osk3.eonet.ne.jp0
121.81.55.174121-81-55-174f1.osk3.eonet.ne.jp0
121.81.55.175121-81-55-175f1.osk3.eonet.ne.jp0
121.81.55.176121-81-55-176f1.osk3.eonet.ne.jp0
121.81.55.177121-81-55-177f1.osk3.eonet.ne.jp0
121.81.55.178121-81-55-178f1.osk3.eonet.ne.jp0
121.81.55.179121-81-55-179f1.osk3.eonet.ne.jp0
121.81.55.180121-81-55-180f1.osk3.eonet.ne.jp0
121.81.55.181121-81-55-181f1.osk3.eonet.ne.jp0
121.81.55.182121-81-55-182f1.osk3.eonet.ne.jp0
121.81.55.183121-81-55-183f1.osk3.eonet.ne.jp0
121.81.55.184121-81-55-184f1.osk3.eonet.ne.jp0
121.81.55.185121-81-55-185f1.osk3.eonet.ne.jp0
121.81.55.186121-81-55-186f1.osk3.eonet.ne.jp0
121.81.55.187121-81-55-187f1.osk3.eonet.ne.jp0
121.81.55.188121-81-55-188f1.osk3.eonet.ne.jp0
121.81.55.189121-81-55-189f1.osk3.eonet.ne.jp0
121.81.55.190121-81-55-190f1.osk3.eonet.ne.jp0
121.81.55.191121-81-55-191f1.osk3.eonet.ne.jp0
121.81.55.192121-81-55-192f1.osk3.eonet.ne.jp0
121.81.55.193121-81-55-193f1.osk3.eonet.ne.jp0
121.81.55.194121-81-55-194f1.osk3.eonet.ne.jp0
121.81.55.195121-81-55-195f1.osk3.eonet.ne.jp0
121.81.55.196121-81-55-196f1.osk3.eonet.ne.jp0
121.81.55.197121-81-55-197f1.osk3.eonet.ne.jp0
121.81.55.198121-81-55-198f1.osk3.eonet.ne.jp0
121.81.55.199121-81-55-199f1.osk3.eonet.ne.jp0
121.81.55.200121-81-55-200f1.osk3.eonet.ne.jp0
121.81.55.201121-81-55-201f1.osk3.eonet.ne.jp0
121.81.55.202121-81-55-202f1.osk3.eonet.ne.jp0
121.81.55.203121-81-55-203f1.osk3.eonet.ne.jp0
121.81.55.204121-81-55-204f1.osk3.eonet.ne.jp0
121.81.55.205121-81-55-205f1.osk3.eonet.ne.jp0
121.81.55.206121-81-55-206f1.osk3.eonet.ne.jp0
121.81.55.207121-81-55-207f1.osk3.eonet.ne.jp0
121.81.55.208121-81-55-208f1.osk3.eonet.ne.jp0
121.81.55.209121-81-55-209f1.osk3.eonet.ne.jp0
121.81.55.210121-81-55-210f1.osk3.eonet.ne.jp0
121.81.55.211121-81-55-211f1.osk3.eonet.ne.jp0
121.81.55.212121-81-55-212f1.osk3.eonet.ne.jp0
121.81.55.213121-81-55-213f1.osk3.eonet.ne.jp0
121.81.55.214121-81-55-214f1.osk3.eonet.ne.jp0
121.81.55.215121-81-55-215f1.osk3.eonet.ne.jp0
121.81.55.216121-81-55-216f1.osk3.eonet.ne.jp0
121.81.55.217121-81-55-217f1.osk3.eonet.ne.jp0
121.81.55.218121-81-55-218f1.osk3.eonet.ne.jp0
121.81.55.219121-81-55-219f1.osk3.eonet.ne.jp0
121.81.55.220121-81-55-220f1.osk3.eonet.ne.jp0
121.81.55.221121-81-55-221f1.osk3.eonet.ne.jp0
121.81.55.222121-81-55-222f1.osk3.eonet.ne.jp0
121.81.55.223121-81-55-223f1.osk3.eonet.ne.jp0
121.81.55.224121-81-55-224f1.osk3.eonet.ne.jp0
121.81.55.225121-81-55-225f1.osk3.eonet.ne.jp0
121.81.55.226121-81-55-226f1.osk3.eonet.ne.jp0
121.81.55.227121-81-55-227f1.osk3.eonet.ne.jp0
121.81.55.228121-81-55-228f1.osk3.eonet.ne.jp0
121.81.55.229121-81-55-229f1.osk3.eonet.ne.jp0
121.81.55.230121-81-55-230f1.osk3.eonet.ne.jp0
121.81.55.231121-81-55-231f1.osk3.eonet.ne.jp0
121.81.55.232121-81-55-232f1.osk3.eonet.ne.jp0
121.81.55.233121-81-55-233f1.osk3.eonet.ne.jp0
121.81.55.234121-81-55-234f1.osk3.eonet.ne.jp0
121.81.55.235121-81-55-235f1.osk3.eonet.ne.jp0
121.81.55.236121-81-55-236f1.osk3.eonet.ne.jp0
121.81.55.237121-81-55-237f1.osk3.eonet.ne.jp0
121.81.55.238121-81-55-238f1.osk3.eonet.ne.jp0
121.81.55.239121-81-55-239f1.osk3.eonet.ne.jp0
121.81.55.240121-81-55-240f1.osk3.eonet.ne.jp0
121.81.55.241121-81-55-241f1.osk3.eonet.ne.jp0
121.81.55.242121-81-55-242f1.osk3.eonet.ne.jp0
121.81.55.243121-81-55-243f1.osk3.eonet.ne.jp0
121.81.55.244121-81-55-244f1.osk3.eonet.ne.jp0
121.81.55.245121-81-55-245f1.osk3.eonet.ne.jp0
121.81.55.246121-81-55-246f1.osk3.eonet.ne.jp0
121.81.55.247121-81-55-247f1.osk3.eonet.ne.jp0
121.81.55.248121-81-55-248f1.osk3.eonet.ne.jp0
121.81.55.249121-81-55-249f1.osk3.eonet.ne.jp0
121.81.55.250121-81-55-250f1.osk3.eonet.ne.jp0
121.81.55.251121-81-55-251f1.osk3.eonet.ne.jp0
121.81.55.252121-81-55-252f1.osk3.eonet.ne.jp0
121.81.55.253121-81-55-253f1.osk3.eonet.ne.jp0
121.81.55.254121-81-55-254f1.osk3.eonet.ne.jp0
121.81.55.255121-81-55-255f1.osk3.eonet.ne.jp0

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -m5 121.81.55.42
traceroute to 121.81.55.42 (121.81.55.42): 5 hops max, 52 byte packets
1 [AS15169] 74.125.251.87 240.651 ms
2 [AS17511] 203.140.81.164 264.617 ms
3 *
4 *
5 *
Measurement taken from  IPinfo ProbeNet in Milan, IT
On