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  1. All IP Ranges
  2. 121.0.0.0/8
  3. 121.81.0.0/16
  4. 121.81.8.0/24

121.81.8.0/24 IP Range

Summary

ASNAS17511 OPTAGE Inc.
BGP121.80.0.0/14
IPs with RDNS256
Hosted Domains0
Pingable IPs7
Router IPs0
121.81.8.0121-81-8-0f1.osk2.eonet.ne.jp0
121.81.8.1121-81-8-1f1.osk2.eonet.ne.jp0
121.81.8.2121-81-8-2f1.osk2.eonet.ne.jp0
121.81.8.3121-81-8-3f1.osk2.eonet.ne.jp0
121.81.8.4121-81-8-4f1.osk2.eonet.ne.jp0
121.81.8.5121-81-8-5f1.osk2.eonet.ne.jp0
121.81.8.6121-81-8-6f1.osk2.eonet.ne.jp0
121.81.8.7121-81-8-7f1.osk2.eonet.ne.jp0
121.81.8.8121-81-8-8f1.osk2.eonet.ne.jp0
121.81.8.9121-81-8-9f1.osk2.eonet.ne.jp0
121.81.8.10121-81-8-10f1.osk2.eonet.ne.jp0
121.81.8.11121-81-8-11f1.osk2.eonet.ne.jp0
121.81.8.12121-81-8-12f1.osk2.eonet.ne.jp0
121.81.8.13121-81-8-13f1.osk2.eonet.ne.jp0
121.81.8.14121-81-8-14f1.osk2.eonet.ne.jp0
121.81.8.15121-81-8-15f1.osk2.eonet.ne.jp0
121.81.8.16121-81-8-16f1.osk2.eonet.ne.jp0
121.81.8.17121-81-8-17f1.osk2.eonet.ne.jp0
121.81.8.18121-81-8-18f1.osk2.eonet.ne.jp0
121.81.8.19121-81-8-19f1.osk2.eonet.ne.jp0
121.81.8.20121-81-8-20f1.osk2.eonet.ne.jp0
121.81.8.21121-81-8-21f1.osk2.eonet.ne.jp0
121.81.8.22121-81-8-22f1.osk2.eonet.ne.jp0
121.81.8.23121-81-8-23f1.osk2.eonet.ne.jp0
121.81.8.24121-81-8-24f1.osk2.eonet.ne.jp0
121.81.8.25121-81-8-25f1.osk2.eonet.ne.jp0
121.81.8.26121-81-8-26f1.osk2.eonet.ne.jp0
121.81.8.27121-81-8-27f1.osk2.eonet.ne.jp0
121.81.8.28121-81-8-28f1.osk2.eonet.ne.jp0
121.81.8.29121-81-8-29f1.osk2.eonet.ne.jp0
121.81.8.30121-81-8-30f1.osk2.eonet.ne.jp0
121.81.8.31121-81-8-31f1.osk2.eonet.ne.jp0
121.81.8.32121-81-8-32f1.osk2.eonet.ne.jp0
121.81.8.33121-81-8-33f1.osk2.eonet.ne.jp0
121.81.8.34121-81-8-34f1.osk2.eonet.ne.jp0
121.81.8.35121-81-8-35f1.osk2.eonet.ne.jp0
121.81.8.36121-81-8-36f1.osk2.eonet.ne.jp0
121.81.8.37121-81-8-37f1.osk2.eonet.ne.jp0
121.81.8.38121-81-8-38f1.osk2.eonet.ne.jp0
121.81.8.39121-81-8-39f1.osk2.eonet.ne.jp0
121.81.8.40121-81-8-40f1.osk2.eonet.ne.jp0
121.81.8.41121-81-8-41f1.osk2.eonet.ne.jp0
121.81.8.42121-81-8-42f1.osk2.eonet.ne.jp0
121.81.8.43121-81-8-43f1.osk2.eonet.ne.jp0
121.81.8.44121-81-8-44f1.osk2.eonet.ne.jp0
121.81.8.45121-81-8-45f1.osk2.eonet.ne.jp0
121.81.8.46121-81-8-46f1.osk2.eonet.ne.jp0
121.81.8.47121-81-8-47f1.osk2.eonet.ne.jp0
121.81.8.48121-81-8-48f1.osk2.eonet.ne.jp0
121.81.8.49121-81-8-49f1.osk2.eonet.ne.jp0
121.81.8.50121-81-8-50f1.osk2.eonet.ne.jp0
121.81.8.51121-81-8-51f1.osk2.eonet.ne.jp0
121.81.8.52121-81-8-52f1.osk2.eonet.ne.jp0
121.81.8.53121-81-8-53f1.osk2.eonet.ne.jp0
121.81.8.54121-81-8-54f1.osk2.eonet.ne.jp0
121.81.8.55121-81-8-55f1.osk2.eonet.ne.jp0
121.81.8.56121-81-8-56f1.osk2.eonet.ne.jp0
121.81.8.57121-81-8-57f1.osk2.eonet.ne.jp0
121.81.8.58121-81-8-58f1.osk2.eonet.ne.jp0
121.81.8.59121-81-8-59f1.osk2.eonet.ne.jp0
121.81.8.60121-81-8-60f1.osk2.eonet.ne.jp0
121.81.8.61121-81-8-61f1.osk2.eonet.ne.jp0
121.81.8.62121-81-8-62f1.osk2.eonet.ne.jp0
121.81.8.63121-81-8-63f1.osk2.eonet.ne.jp0
121.81.8.64121-81-8-64f1.osk2.eonet.ne.jp0
121.81.8.65121-81-8-65f1.osk2.eonet.ne.jp0
121.81.8.66121-81-8-66f1.osk2.eonet.ne.jp0
121.81.8.67121-81-8-67f1.osk2.eonet.ne.jp0
121.81.8.68121-81-8-68f1.osk2.eonet.ne.jp0
121.81.8.69121-81-8-69f1.osk2.eonet.ne.jp0
121.81.8.70121-81-8-70f1.osk2.eonet.ne.jp0
121.81.8.71121-81-8-71f1.osk2.eonet.ne.jp0
121.81.8.72121-81-8-72f1.osk2.eonet.ne.jp0
121.81.8.73121-81-8-73f1.osk2.eonet.ne.jp0
121.81.8.74121-81-8-74f1.osk2.eonet.ne.jp0
121.81.8.75121-81-8-75f1.osk2.eonet.ne.jp0
121.81.8.76121-81-8-76f1.osk2.eonet.ne.jp0
121.81.8.77121-81-8-77f1.osk2.eonet.ne.jp0
121.81.8.78121-81-8-78f1.osk2.eonet.ne.jp0
121.81.8.79121-81-8-79f1.osk2.eonet.ne.jp0
121.81.8.80121-81-8-80f1.osk2.eonet.ne.jp0
121.81.8.81121-81-8-81f1.osk2.eonet.ne.jp0
121.81.8.82121-81-8-82f1.osk2.eonet.ne.jp0
121.81.8.83121-81-8-83f1.osk2.eonet.ne.jp0
121.81.8.84121-81-8-84f1.osk2.eonet.ne.jp0
121.81.8.85121-81-8-85f1.osk2.eonet.ne.jp0
121.81.8.86121-81-8-86f1.osk2.eonet.ne.jp0
121.81.8.87121-81-8-87f1.osk2.eonet.ne.jp0
121.81.8.88121-81-8-88f1.osk2.eonet.ne.jp0
121.81.8.89121-81-8-89f1.osk2.eonet.ne.jp0
121.81.8.90121-81-8-90f1.osk2.eonet.ne.jp0
121.81.8.91121-81-8-91f1.osk2.eonet.ne.jp0
121.81.8.92121-81-8-92f1.osk2.eonet.ne.jp0
121.81.8.93121-81-8-93f1.osk2.eonet.ne.jp0
121.81.8.94121-81-8-94f1.osk2.eonet.ne.jp0
121.81.8.95121-81-8-95f1.osk2.eonet.ne.jp0
121.81.8.96121-81-8-96f1.osk2.eonet.ne.jp0
121.81.8.97121-81-8-97f1.osk2.eonet.ne.jp0
121.81.8.98121-81-8-98f1.osk2.eonet.ne.jp0
121.81.8.99121-81-8-99f1.osk2.eonet.ne.jp0
121.81.8.100121-81-8-100f1.osk2.eonet.ne.jp0
121.81.8.101121-81-8-101f1.osk2.eonet.ne.jp0
121.81.8.102121-81-8-102f1.osk2.eonet.ne.jp0
121.81.8.103121-81-8-103f1.osk2.eonet.ne.jp0
121.81.8.104121-81-8-104f1.osk2.eonet.ne.jp0
121.81.8.105121-81-8-105f1.osk2.eonet.ne.jp0
121.81.8.106121-81-8-106f1.osk2.eonet.ne.jp0
121.81.8.107121-81-8-107f1.osk2.eonet.ne.jp0
121.81.8.108121-81-8-108f1.osk2.eonet.ne.jp0
121.81.8.109121-81-8-109f1.osk2.eonet.ne.jp0
121.81.8.110121-81-8-110f1.osk2.eonet.ne.jp0
121.81.8.111121-81-8-111f1.osk2.eonet.ne.jp0
121.81.8.112121-81-8-112f1.osk2.eonet.ne.jp0
121.81.8.113121-81-8-113f1.osk2.eonet.ne.jp0
121.81.8.114121-81-8-114f1.osk2.eonet.ne.jp0
121.81.8.115121-81-8-115f1.osk2.eonet.ne.jp0
121.81.8.116121-81-8-116f1.osk2.eonet.ne.jp0
121.81.8.117121-81-8-117f1.osk2.eonet.ne.jp0
121.81.8.118121-81-8-118f1.osk2.eonet.ne.jp0
121.81.8.119121-81-8-119f1.osk2.eonet.ne.jp0
121.81.8.120121-81-8-120f1.osk2.eonet.ne.jp0
121.81.8.121121-81-8-121f1.osk2.eonet.ne.jp0
121.81.8.122121-81-8-122f1.osk2.eonet.ne.jp0
121.81.8.123121-81-8-123f1.osk2.eonet.ne.jp0
121.81.8.124121-81-8-124f1.osk2.eonet.ne.jp0
121.81.8.125121-81-8-125f1.osk2.eonet.ne.jp0
121.81.8.126121-81-8-126f1.osk2.eonet.ne.jp0
121.81.8.127121-81-8-127f1.osk2.eonet.ne.jp0
121.81.8.128121-81-8-128f1.osk2.eonet.ne.jp0
121.81.8.129121-81-8-129f1.osk2.eonet.ne.jp0
121.81.8.130121-81-8-130f1.osk2.eonet.ne.jp0
121.81.8.131121-81-8-131f1.osk2.eonet.ne.jp0
121.81.8.132121-81-8-132f1.osk2.eonet.ne.jp0
121.81.8.133121-81-8-133f1.osk2.eonet.ne.jp0
121.81.8.134121-81-8-134f1.osk2.eonet.ne.jp0
121.81.8.135121-81-8-135f1.osk2.eonet.ne.jp0
121.81.8.136121-81-8-136f1.osk2.eonet.ne.jp0
121.81.8.137121-81-8-137f1.osk2.eonet.ne.jp0
121.81.8.138121-81-8-138f1.osk2.eonet.ne.jp0
121.81.8.139121-81-8-139f1.osk2.eonet.ne.jp0
121.81.8.140121-81-8-140f1.osk2.eonet.ne.jp0
121.81.8.141121-81-8-141f1.osk2.eonet.ne.jp0
121.81.8.142121-81-8-142f1.osk2.eonet.ne.jp0
121.81.8.143121-81-8-143f1.osk2.eonet.ne.jp0
121.81.8.144121-81-8-144f1.osk2.eonet.ne.jp0
121.81.8.145121-81-8-145f1.osk2.eonet.ne.jp0
121.81.8.146121-81-8-146f1.osk2.eonet.ne.jp0
121.81.8.147121-81-8-147f1.osk2.eonet.ne.jp0
121.81.8.148121-81-8-148f1.osk2.eonet.ne.jp0
121.81.8.149121-81-8-149f1.osk2.eonet.ne.jp0
121.81.8.150121-81-8-150f1.osk2.eonet.ne.jp0
121.81.8.151121-81-8-151f1.osk2.eonet.ne.jp0
121.81.8.152121-81-8-152f1.osk2.eonet.ne.jp0
121.81.8.153121-81-8-153f1.osk2.eonet.ne.jp0
121.81.8.154121-81-8-154f1.osk2.eonet.ne.jp0
121.81.8.155121-81-8-155f1.osk2.eonet.ne.jp0
121.81.8.156121-81-8-156f1.osk2.eonet.ne.jp0
121.81.8.157121-81-8-157f1.osk2.eonet.ne.jp0
121.81.8.158121-81-8-158f1.osk2.eonet.ne.jp0
121.81.8.159121-81-8-159f1.osk2.eonet.ne.jp0
121.81.8.160121-81-8-160f1.osk2.eonet.ne.jp0
121.81.8.161121-81-8-161f1.osk2.eonet.ne.jp0
121.81.8.162121-81-8-162f1.osk2.eonet.ne.jp0
121.81.8.163121-81-8-163f1.osk2.eonet.ne.jp0
121.81.8.164121-81-8-164f1.osk2.eonet.ne.jp0
121.81.8.165121-81-8-165f1.osk2.eonet.ne.jp0
121.81.8.166121-81-8-166f1.osk2.eonet.ne.jp0
121.81.8.167121-81-8-167f1.osk2.eonet.ne.jp0
121.81.8.168121-81-8-168f1.osk2.eonet.ne.jp0
121.81.8.169121-81-8-169f1.osk2.eonet.ne.jp0
121.81.8.170121-81-8-170f1.osk2.eonet.ne.jp0
121.81.8.171121-81-8-171f1.osk2.eonet.ne.jp0
121.81.8.172121-81-8-172f1.osk2.eonet.ne.jp0
121.81.8.173121-81-8-173f1.osk2.eonet.ne.jp0
121.81.8.174121-81-8-174f1.osk2.eonet.ne.jp0
121.81.8.175121-81-8-175f1.osk2.eonet.ne.jp0
121.81.8.176121-81-8-176f1.osk2.eonet.ne.jp0
121.81.8.177121-81-8-177f1.osk2.eonet.ne.jp0
121.81.8.178121-81-8-178f1.osk2.eonet.ne.jp0
121.81.8.179121-81-8-179f1.osk2.eonet.ne.jp0
121.81.8.180121-81-8-180f1.osk2.eonet.ne.jp0
121.81.8.181121-81-8-181f1.osk2.eonet.ne.jp0
121.81.8.182121-81-8-182f1.osk2.eonet.ne.jp0
121.81.8.183121-81-8-183f1.osk2.eonet.ne.jp0
121.81.8.184121-81-8-184f1.osk2.eonet.ne.jp0
121.81.8.185121-81-8-185f1.osk2.eonet.ne.jp0
121.81.8.186121-81-8-186f1.osk2.eonet.ne.jp0
121.81.8.187121-81-8-187f1.osk2.eonet.ne.jp0
121.81.8.188121-81-8-188f1.osk2.eonet.ne.jp0
121.81.8.189121-81-8-189f1.osk2.eonet.ne.jp0
121.81.8.190121-81-8-190f1.osk2.eonet.ne.jp0
121.81.8.191121-81-8-191f1.osk2.eonet.ne.jp0
121.81.8.192121-81-8-192f1.osk2.eonet.ne.jp0
121.81.8.193121-81-8-193f1.osk2.eonet.ne.jp0
121.81.8.194121-81-8-194f1.osk2.eonet.ne.jp0
121.81.8.195121-81-8-195f1.osk2.eonet.ne.jp0
121.81.8.196121-81-8-196f1.osk2.eonet.ne.jp0
121.81.8.197121-81-8-197f1.osk2.eonet.ne.jp0
121.81.8.198121-81-8-198f1.osk2.eonet.ne.jp0
121.81.8.199121-81-8-199f1.osk2.eonet.ne.jp0
121.81.8.200121-81-8-200f1.osk2.eonet.ne.jp0
121.81.8.201121-81-8-201f1.osk2.eonet.ne.jp0
121.81.8.202121-81-8-202f1.osk2.eonet.ne.jp0
121.81.8.203121-81-8-203f1.osk2.eonet.ne.jp0
121.81.8.204121-81-8-204f1.osk2.eonet.ne.jp0
121.81.8.205121-81-8-205f1.osk2.eonet.ne.jp0
121.81.8.206121-81-8-206f1.osk2.eonet.ne.jp0
121.81.8.207121-81-8-207f1.osk2.eonet.ne.jp0
121.81.8.208121-81-8-208f1.osk2.eonet.ne.jp0
121.81.8.209121-81-8-209f1.osk2.eonet.ne.jp0
121.81.8.210121-81-8-210f1.osk2.eonet.ne.jp0
121.81.8.211121-81-8-211f1.osk2.eonet.ne.jp0
121.81.8.212121-81-8-212f1.osk2.eonet.ne.jp0
121.81.8.213121-81-8-213f1.osk2.eonet.ne.jp0
121.81.8.214121-81-8-214f1.osk2.eonet.ne.jp0
121.81.8.215121-81-8-215f1.osk2.eonet.ne.jp0
121.81.8.216121-81-8-216f1.osk2.eonet.ne.jp0
121.81.8.217121-81-8-217f1.osk2.eonet.ne.jp0
121.81.8.218121-81-8-218f1.osk2.eonet.ne.jp0
121.81.8.219121-81-8-219f1.osk2.eonet.ne.jp0
121.81.8.220121-81-8-220f1.osk2.eonet.ne.jp0
121.81.8.221121-81-8-221f1.osk2.eonet.ne.jp0
121.81.8.222121-81-8-222f1.osk2.eonet.ne.jp0
121.81.8.223121-81-8-223f1.osk2.eonet.ne.jp0
121.81.8.224121-81-8-224f1.osk2.eonet.ne.jp0
121.81.8.225121-81-8-225f1.osk2.eonet.ne.jp0
121.81.8.226121-81-8-226f1.osk2.eonet.ne.jp0
121.81.8.227121-81-8-227f1.osk2.eonet.ne.jp0
121.81.8.228121-81-8-228f1.osk2.eonet.ne.jp0
121.81.8.229121-81-8-229f1.osk2.eonet.ne.jp0
121.81.8.230121-81-8-230f1.osk2.eonet.ne.jp0
121.81.8.231121-81-8-231f1.osk2.eonet.ne.jp0
121.81.8.232121-81-8-232f1.osk2.eonet.ne.jp0
121.81.8.233121-81-8-233f1.osk2.eonet.ne.jp0
121.81.8.234121-81-8-234f1.osk2.eonet.ne.jp0
121.81.8.235121-81-8-235f1.osk2.eonet.ne.jp0
121.81.8.236121-81-8-236f1.osk2.eonet.ne.jp0
121.81.8.237121-81-8-237f1.osk2.eonet.ne.jp0
121.81.8.238121-81-8-238f1.osk2.eonet.ne.jp0
121.81.8.239121-81-8-239f1.osk2.eonet.ne.jp0
121.81.8.240121-81-8-240f1.osk2.eonet.ne.jp0
121.81.8.241121-81-8-241f1.osk2.eonet.ne.jp0
121.81.8.242121-81-8-242f1.osk2.eonet.ne.jp0
121.81.8.243121-81-8-243f1.osk2.eonet.ne.jp0
121.81.8.244121-81-8-244f1.osk2.eonet.ne.jp0
121.81.8.245121-81-8-245f1.osk2.eonet.ne.jp0
121.81.8.246121-81-8-246f1.osk2.eonet.ne.jp0
121.81.8.247121-81-8-247f1.osk2.eonet.ne.jp0
121.81.8.248121-81-8-248f1.osk2.eonet.ne.jp0
121.81.8.249121-81-8-249f1.osk2.eonet.ne.jp0
121.81.8.250121-81-8-250f1.osk2.eonet.ne.jp0
121.81.8.251121-81-8-251f1.osk2.eonet.ne.jp0
121.81.8.252121-81-8-252f1.osk2.eonet.ne.jp0
121.81.8.253121-81-8-253f1.osk2.eonet.ne.jp0
121.81.8.254121-81-8-254f1.osk2.eonet.ne.jp0
121.81.8.255121-81-8-255f1.osk2.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 -f3 121.81.8.192
traceroute to 121.81.8.192 (121.81.8.192): 64 hops max, 52 byte packets
3 [AS16509] 99.83.70.48 1.361 ms
4 [AS16509] 99.83.70.49 1.001 ms
5 [AS17511] 128.22.13.194 0.963 ms
7 [AS17511] 121.81.8.192 1.564 ms
Measurement taken from  IPinfo ProbeNet in Osaka, JP
On