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  1. All IP Ranges
  2. 121.0.0.0/8
  3. 121.81.0.0/16
  4. 121.81.241.0/24

121.81.241.0/24 IP Range

Summary

ASNAS17511 OPTAGE Inc.
BGP121.80.0.0/14
IPs with RDNS256
Hosted Domains0
Pingable IPs6
Router IPs0
121.81.241.0121-81-241-0f1.osk1.eonet.ne.jp0
121.81.241.1121-81-241-1f1.osk1.eonet.ne.jp0
121.81.241.2121-81-241-2f1.osk1.eonet.ne.jp0
121.81.241.3121-81-241-3f1.osk1.eonet.ne.jp0
121.81.241.4121-81-241-4f1.osk1.eonet.ne.jp0
121.81.241.5121-81-241-5f1.osk1.eonet.ne.jp0
121.81.241.6121-81-241-6f1.osk1.eonet.ne.jp0
121.81.241.7121-81-241-7f1.osk1.eonet.ne.jp0
121.81.241.8121-81-241-8f1.osk1.eonet.ne.jp0
121.81.241.9121-81-241-9f1.osk1.eonet.ne.jp0
121.81.241.10121-81-241-10f1.osk1.eonet.ne.jp0
121.81.241.11121-81-241-11f1.osk1.eonet.ne.jp0
121.81.241.12121-81-241-12f1.osk1.eonet.ne.jp0
121.81.241.13121-81-241-13f1.osk1.eonet.ne.jp0
121.81.241.14121-81-241-14f1.osk1.eonet.ne.jp0
121.81.241.15121-81-241-15f1.osk1.eonet.ne.jp0
121.81.241.16121-81-241-16f1.osk1.eonet.ne.jp0
121.81.241.17121-81-241-17f1.osk1.eonet.ne.jp0
121.81.241.18121-81-241-18f1.osk1.eonet.ne.jp0
121.81.241.19121-81-241-19f1.osk1.eonet.ne.jp0
121.81.241.20121-81-241-20f1.osk1.eonet.ne.jp0
121.81.241.21121-81-241-21f1.osk1.eonet.ne.jp0
121.81.241.22121-81-241-22f1.osk1.eonet.ne.jp0
121.81.241.23121-81-241-23f1.osk1.eonet.ne.jp0
121.81.241.24121-81-241-24f1.osk1.eonet.ne.jp0
121.81.241.25121-81-241-25f1.osk1.eonet.ne.jp0
121.81.241.26121-81-241-26f1.osk1.eonet.ne.jp0
121.81.241.27121-81-241-27f1.osk1.eonet.ne.jp0
121.81.241.28121-81-241-28f1.osk1.eonet.ne.jp0
121.81.241.29121-81-241-29f1.osk1.eonet.ne.jp0
121.81.241.30121-81-241-30f1.osk1.eonet.ne.jp0
121.81.241.31121-81-241-31f1.osk1.eonet.ne.jp0
121.81.241.32121-81-241-32f1.osk1.eonet.ne.jp0
121.81.241.33121-81-241-33f1.osk1.eonet.ne.jp0
121.81.241.34121-81-241-34f1.osk1.eonet.ne.jp0
121.81.241.35121-81-241-35f1.osk1.eonet.ne.jp0
121.81.241.36121-81-241-36f1.osk1.eonet.ne.jp0
121.81.241.37121-81-241-37f1.osk1.eonet.ne.jp0
121.81.241.38121-81-241-38f1.osk1.eonet.ne.jp0
121.81.241.39121-81-241-39f1.osk1.eonet.ne.jp0
121.81.241.40121-81-241-40f1.osk1.eonet.ne.jp0
121.81.241.41121-81-241-41f1.osk1.eonet.ne.jp0
121.81.241.42121-81-241-42f1.osk1.eonet.ne.jp0
121.81.241.43121-81-241-43f1.osk1.eonet.ne.jp0
121.81.241.44121-81-241-44f1.osk1.eonet.ne.jp0
121.81.241.45121-81-241-45f1.osk1.eonet.ne.jp0
121.81.241.46121-81-241-46f1.osk1.eonet.ne.jp0
121.81.241.47121-81-241-47f1.osk1.eonet.ne.jp0
121.81.241.48121-81-241-48f1.osk1.eonet.ne.jp0
121.81.241.49121-81-241-49f1.osk1.eonet.ne.jp0
121.81.241.50121-81-241-50f1.osk1.eonet.ne.jp0
121.81.241.51121-81-241-51f1.osk1.eonet.ne.jp0
121.81.241.52121-81-241-52f1.osk1.eonet.ne.jp0
121.81.241.53121-81-241-53f1.osk1.eonet.ne.jp0
121.81.241.54121-81-241-54f1.osk1.eonet.ne.jp0
121.81.241.55121-81-241-55f1.osk1.eonet.ne.jp0
121.81.241.56121-81-241-56f1.osk1.eonet.ne.jp0
121.81.241.57121-81-241-57f1.osk1.eonet.ne.jp0
121.81.241.58121-81-241-58f1.osk1.eonet.ne.jp0
121.81.241.59121-81-241-59f1.osk1.eonet.ne.jp0
121.81.241.60121-81-241-60f1.osk1.eonet.ne.jp0
121.81.241.61121-81-241-61f1.osk1.eonet.ne.jp0
121.81.241.62121-81-241-62f1.osk1.eonet.ne.jp0
121.81.241.63121-81-241-63f1.osk1.eonet.ne.jp0
121.81.241.64121-81-241-64f1.osk1.eonet.ne.jp0
121.81.241.65121-81-241-65f1.osk1.eonet.ne.jp0
121.81.241.66121-81-241-66f1.osk1.eonet.ne.jp0
121.81.241.67121-81-241-67f1.osk1.eonet.ne.jp0
121.81.241.68121-81-241-68f1.osk1.eonet.ne.jp0
121.81.241.69121-81-241-69f1.osk1.eonet.ne.jp0
121.81.241.70121-81-241-70f1.osk1.eonet.ne.jp0
121.81.241.71121-81-241-71f1.osk1.eonet.ne.jp0
121.81.241.72121-81-241-72f1.osk1.eonet.ne.jp0
121.81.241.73121-81-241-73f1.osk1.eonet.ne.jp0
121.81.241.74121-81-241-74f1.osk1.eonet.ne.jp0
121.81.241.75121-81-241-75f1.osk1.eonet.ne.jp0
121.81.241.76121-81-241-76f1.osk1.eonet.ne.jp0
121.81.241.77121-81-241-77f1.osk1.eonet.ne.jp0
121.81.241.78121-81-241-78f1.osk1.eonet.ne.jp0
121.81.241.79121-81-241-79f1.osk1.eonet.ne.jp0
121.81.241.80121-81-241-80f1.osk1.eonet.ne.jp0
121.81.241.81121-81-241-81f1.osk1.eonet.ne.jp0
121.81.241.82121-81-241-82f1.osk1.eonet.ne.jp0
121.81.241.83121-81-241-83f1.osk1.eonet.ne.jp0
121.81.241.84121-81-241-84f1.osk1.eonet.ne.jp0
121.81.241.85121-81-241-85f1.osk1.eonet.ne.jp0
121.81.241.86121-81-241-86f1.osk1.eonet.ne.jp0
121.81.241.87121-81-241-87f1.osk1.eonet.ne.jp0
121.81.241.88121-81-241-88f1.osk1.eonet.ne.jp0
121.81.241.89121-81-241-89f1.osk1.eonet.ne.jp0
121.81.241.90121-81-241-90f1.osk1.eonet.ne.jp0
121.81.241.91121-81-241-91f1.osk1.eonet.ne.jp0
121.81.241.92121-81-241-92f1.osk1.eonet.ne.jp0
121.81.241.93121-81-241-93f1.osk1.eonet.ne.jp0
121.81.241.94121-81-241-94f1.osk1.eonet.ne.jp0
121.81.241.95121-81-241-95f1.osk1.eonet.ne.jp0
121.81.241.96121-81-241-96f1.osk1.eonet.ne.jp0
121.81.241.97121-81-241-97f1.osk1.eonet.ne.jp0
121.81.241.98121-81-241-98f1.osk1.eonet.ne.jp0
121.81.241.99121-81-241-99f1.osk1.eonet.ne.jp0
121.81.241.100121-81-241-100f1.osk1.eonet.ne.jp0
121.81.241.101121-81-241-101f1.osk1.eonet.ne.jp0
121.81.241.102121-81-241-102f1.osk1.eonet.ne.jp0
121.81.241.103121-81-241-103f1.osk1.eonet.ne.jp0
121.81.241.104121-81-241-104f1.osk1.eonet.ne.jp0
121.81.241.105121-81-241-105f1.osk1.eonet.ne.jp0
121.81.241.106121-81-241-106f1.osk1.eonet.ne.jp0
121.81.241.107121-81-241-107f1.osk1.eonet.ne.jp0
121.81.241.108121-81-241-108f1.osk1.eonet.ne.jp0
121.81.241.109121-81-241-109f1.osk1.eonet.ne.jp0
121.81.241.110121-81-241-110f1.osk1.eonet.ne.jp0
121.81.241.111121-81-241-111f1.osk1.eonet.ne.jp0
121.81.241.112121-81-241-112f1.osk1.eonet.ne.jp0
121.81.241.113121-81-241-113f1.osk1.eonet.ne.jp0
121.81.241.114121-81-241-114f1.osk1.eonet.ne.jp0
121.81.241.115121-81-241-115f1.osk1.eonet.ne.jp0
121.81.241.116121-81-241-116f1.osk1.eonet.ne.jp0
121.81.241.117121-81-241-117f1.osk1.eonet.ne.jp0
121.81.241.118121-81-241-118f1.osk1.eonet.ne.jp0
121.81.241.119121-81-241-119f1.osk1.eonet.ne.jp0
121.81.241.120121-81-241-120f1.osk1.eonet.ne.jp0
121.81.241.121121-81-241-121f1.osk1.eonet.ne.jp0
121.81.241.122121-81-241-122f1.osk1.eonet.ne.jp0
121.81.241.123121-81-241-123f1.osk1.eonet.ne.jp0
121.81.241.124121-81-241-124f1.osk1.eonet.ne.jp0
121.81.241.125121-81-241-125f1.osk1.eonet.ne.jp0
121.81.241.126121-81-241-126f1.osk1.eonet.ne.jp0
121.81.241.127121-81-241-127f1.osk1.eonet.ne.jp0
121.81.241.128121-81-241-128f1.osk1.eonet.ne.jp0
121.81.241.129121-81-241-129f1.osk1.eonet.ne.jp0
121.81.241.130121-81-241-130f1.osk1.eonet.ne.jp0
121.81.241.131121-81-241-131f1.osk1.eonet.ne.jp0
121.81.241.132121-81-241-132f1.osk1.eonet.ne.jp0
121.81.241.133121-81-241-133f1.osk1.eonet.ne.jp0
121.81.241.134121-81-241-134f1.osk1.eonet.ne.jp0
121.81.241.135121-81-241-135f1.osk1.eonet.ne.jp0
121.81.241.136121-81-241-136f1.osk1.eonet.ne.jp0
121.81.241.137121-81-241-137f1.osk1.eonet.ne.jp0
121.81.241.138121-81-241-138f1.osk1.eonet.ne.jp0
121.81.241.139121-81-241-139f1.osk1.eonet.ne.jp0
121.81.241.140121-81-241-140f1.osk1.eonet.ne.jp0
121.81.241.141121-81-241-141f1.osk1.eonet.ne.jp0
121.81.241.142121-81-241-142f1.osk1.eonet.ne.jp0
121.81.241.143121-81-241-143f1.osk1.eonet.ne.jp0
121.81.241.144121-81-241-144f1.osk1.eonet.ne.jp0
121.81.241.145121-81-241-145f1.osk1.eonet.ne.jp0
121.81.241.146121-81-241-146f1.osk1.eonet.ne.jp0
121.81.241.147121-81-241-147f1.osk1.eonet.ne.jp0
121.81.241.148121-81-241-148f1.osk1.eonet.ne.jp0
121.81.241.149121-81-241-149f1.osk1.eonet.ne.jp0
121.81.241.150121-81-241-150f1.osk1.eonet.ne.jp0
121.81.241.151121-81-241-151f1.osk1.eonet.ne.jp0
121.81.241.152121-81-241-152f1.osk1.eonet.ne.jp0
121.81.241.153121-81-241-153f1.osk1.eonet.ne.jp0
121.81.241.154121-81-241-154f1.osk1.eonet.ne.jp0
121.81.241.155121-81-241-155f1.osk1.eonet.ne.jp0
121.81.241.156121-81-241-156f1.osk1.eonet.ne.jp0
121.81.241.157121-81-241-157f1.osk1.eonet.ne.jp0
121.81.241.158121-81-241-158f1.osk1.eonet.ne.jp0
121.81.241.159121-81-241-159f1.osk1.eonet.ne.jp0
121.81.241.160121-81-241-160f1.osk1.eonet.ne.jp0
121.81.241.161121-81-241-161f1.osk1.eonet.ne.jp0
121.81.241.162121-81-241-162f1.osk1.eonet.ne.jp0
121.81.241.163121-81-241-163f1.osk1.eonet.ne.jp0
121.81.241.164121-81-241-164f1.osk1.eonet.ne.jp0
121.81.241.165121-81-241-165f1.osk1.eonet.ne.jp0
121.81.241.166121-81-241-166f1.osk1.eonet.ne.jp0
121.81.241.167121-81-241-167f1.osk1.eonet.ne.jp0
121.81.241.168121-81-241-168f1.osk1.eonet.ne.jp0
121.81.241.169121-81-241-169f1.osk1.eonet.ne.jp0
121.81.241.170121-81-241-170f1.osk1.eonet.ne.jp0
121.81.241.171121-81-241-171f1.osk1.eonet.ne.jp0
121.81.241.172121-81-241-172f1.osk1.eonet.ne.jp0
121.81.241.173121-81-241-173f1.osk1.eonet.ne.jp0
121.81.241.174121-81-241-174f1.osk1.eonet.ne.jp0
121.81.241.175121-81-241-175f1.osk1.eonet.ne.jp0
121.81.241.176121-81-241-176f1.osk1.eonet.ne.jp0
121.81.241.177121-81-241-177f1.osk1.eonet.ne.jp0
121.81.241.178121-81-241-178f1.osk1.eonet.ne.jp0
121.81.241.179121-81-241-179f1.osk1.eonet.ne.jp0
121.81.241.180121-81-241-180f1.osk1.eonet.ne.jp0
121.81.241.181121-81-241-181f1.osk1.eonet.ne.jp0
121.81.241.182121-81-241-182f1.osk1.eonet.ne.jp0
121.81.241.183121-81-241-183f1.osk1.eonet.ne.jp0
121.81.241.184121-81-241-184f1.osk1.eonet.ne.jp0
121.81.241.185121-81-241-185f1.osk1.eonet.ne.jp0
121.81.241.186121-81-241-186f1.osk1.eonet.ne.jp0
121.81.241.187121-81-241-187f1.osk1.eonet.ne.jp0
121.81.241.188121-81-241-188f1.osk1.eonet.ne.jp0
121.81.241.189121-81-241-189f1.osk1.eonet.ne.jp0
121.81.241.190121-81-241-190f1.osk1.eonet.ne.jp0
121.81.241.191121-81-241-191f1.osk1.eonet.ne.jp0
121.81.241.192121-81-241-192f1.osk1.eonet.ne.jp0
121.81.241.193121-81-241-193f1.osk1.eonet.ne.jp0
121.81.241.194121-81-241-194f1.osk1.eonet.ne.jp0
121.81.241.195121-81-241-195f1.osk1.eonet.ne.jp0
121.81.241.196121-81-241-196f1.osk1.eonet.ne.jp0
121.81.241.197121-81-241-197f1.osk1.eonet.ne.jp0
121.81.241.198121-81-241-198f1.osk1.eonet.ne.jp0
121.81.241.199121-81-241-199f1.osk1.eonet.ne.jp0
121.81.241.200121-81-241-200f1.osk1.eonet.ne.jp0
121.81.241.201121-81-241-201f1.osk1.eonet.ne.jp0
121.81.241.202121-81-241-202f1.osk1.eonet.ne.jp0
121.81.241.203121-81-241-203f1.osk1.eonet.ne.jp0
121.81.241.204121-81-241-204f1.osk1.eonet.ne.jp0
121.81.241.205121-81-241-205f1.osk1.eonet.ne.jp0
121.81.241.206121-81-241-206f1.osk1.eonet.ne.jp0
121.81.241.207121-81-241-207f1.osk1.eonet.ne.jp0
121.81.241.208121-81-241-208f1.osk1.eonet.ne.jp0
121.81.241.209121-81-241-209f1.osk1.eonet.ne.jp0
121.81.241.210121-81-241-210f1.osk1.eonet.ne.jp0
121.81.241.211121-81-241-211f1.osk1.eonet.ne.jp0
121.81.241.212121-81-241-212f1.osk1.eonet.ne.jp0
121.81.241.213121-81-241-213f1.osk1.eonet.ne.jp0
121.81.241.214121-81-241-214f1.osk1.eonet.ne.jp0
121.81.241.215121-81-241-215f1.osk1.eonet.ne.jp0
121.81.241.216121-81-241-216f1.osk1.eonet.ne.jp0
121.81.241.217121-81-241-217f1.osk1.eonet.ne.jp0
121.81.241.218121-81-241-218f1.osk1.eonet.ne.jp0
121.81.241.219121-81-241-219f1.osk1.eonet.ne.jp0
121.81.241.220121-81-241-220f1.osk1.eonet.ne.jp0
121.81.241.221121-81-241-221f1.osk1.eonet.ne.jp0
121.81.241.222121-81-241-222f1.osk1.eonet.ne.jp0
121.81.241.223121-81-241-223f1.osk1.eonet.ne.jp0
121.81.241.224121-81-241-224f1.osk1.eonet.ne.jp0
121.81.241.225121-81-241-225f1.osk1.eonet.ne.jp0
121.81.241.226121-81-241-226f1.osk1.eonet.ne.jp0
121.81.241.227121-81-241-227f1.osk1.eonet.ne.jp0
121.81.241.228121-81-241-228f1.osk1.eonet.ne.jp0
121.81.241.229121-81-241-229f1.osk1.eonet.ne.jp0
121.81.241.230121-81-241-230f1.osk1.eonet.ne.jp0
121.81.241.231121-81-241-231f1.osk1.eonet.ne.jp0
121.81.241.232121-81-241-232f1.osk1.eonet.ne.jp0
121.81.241.233121-81-241-233f1.osk1.eonet.ne.jp0
121.81.241.234121-81-241-234f1.osk1.eonet.ne.jp0
121.81.241.235121-81-241-235f1.osk1.eonet.ne.jp0
121.81.241.236121-81-241-236f1.osk1.eonet.ne.jp0
121.81.241.237121-81-241-237f1.osk1.eonet.ne.jp0
121.81.241.238121-81-241-238f1.osk1.eonet.ne.jp0
121.81.241.239121-81-241-239f1.osk1.eonet.ne.jp0
121.81.241.240121-81-241-240f1.osk1.eonet.ne.jp0
121.81.241.241121-81-241-241f1.osk1.eonet.ne.jp0
121.81.241.242121-81-241-242f1.osk1.eonet.ne.jp0
121.81.241.243121-81-241-243f1.osk1.eonet.ne.jp0
121.81.241.244121-81-241-244f1.osk1.eonet.ne.jp0
121.81.241.245121-81-241-245f1.osk1.eonet.ne.jp0
121.81.241.246121-81-241-246f1.osk1.eonet.ne.jp0
121.81.241.247121-81-241-247f1.osk1.eonet.ne.jp0
121.81.241.248121-81-241-248f1.osk1.eonet.ne.jp0
121.81.241.249121-81-241-249f1.osk1.eonet.ne.jp0
121.81.241.250121-81-241-250f1.osk1.eonet.ne.jp0
121.81.241.251121-81-241-251f1.osk1.eonet.ne.jp0
121.81.241.252121-81-241-252f1.osk1.eonet.ne.jp0
121.81.241.253121-81-241-253f1.osk1.eonet.ne.jp0
121.81.241.254121-81-241-254f1.osk1.eonet.ne.jp0
121.81.241.255121-81-241-255f1.osk1.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 121.81.241.61
traceroute to 121.81.241.61 (121.81.241.61): 64 hops max, 52 byte packets
3 [AS16509] 99.83.70.48 1.357 ms
4 [AS16509] 99.83.70.49 0.847 ms
6 [AS17511] 61.205.118.10 1.694 ms
8 [AS17511] 121.81.241.61 1.928 ms
Measurement taken from  IPinfo ProbeNet in Osaka, JP
On