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. 121.81.100.0/24

121.81.100.0/24 IP Range

Summary

ASNAS17511 OPTAGE Inc.
BGP121.80.0.0/14
IPs with RDNS256
Hosted Domains0
Pingable IPs5
Router IPs0
121.81.100.0121-81-100-0f1.osk2.eonet.ne.jp0
121.81.100.1121-81-100-1f1.osk2.eonet.ne.jp0
121.81.100.2121-81-100-2f1.osk2.eonet.ne.jp0
121.81.100.3121-81-100-3f1.osk2.eonet.ne.jp0
121.81.100.4121-81-100-4f1.osk2.eonet.ne.jp0
121.81.100.5121-81-100-5f1.osk2.eonet.ne.jp0
121.81.100.6121-81-100-6f1.osk2.eonet.ne.jp0
121.81.100.7121-81-100-7f1.osk2.eonet.ne.jp0
121.81.100.8121-81-100-8f1.osk2.eonet.ne.jp0
121.81.100.9121-81-100-9f1.osk2.eonet.ne.jp0
121.81.100.10121-81-100-10f1.osk2.eonet.ne.jp0
121.81.100.11121-81-100-11f1.osk2.eonet.ne.jp0
121.81.100.12121-81-100-12f1.osk2.eonet.ne.jp0
121.81.100.13121-81-100-13f1.osk2.eonet.ne.jp0
121.81.100.14121-81-100-14f1.osk2.eonet.ne.jp0
121.81.100.15121-81-100-15f1.osk2.eonet.ne.jp0
121.81.100.16121-81-100-16f1.osk2.eonet.ne.jp0
121.81.100.17121-81-100-17f1.osk2.eonet.ne.jp0
121.81.100.18121-81-100-18f1.osk2.eonet.ne.jp0
121.81.100.19121-81-100-19f1.osk2.eonet.ne.jp0
121.81.100.20121-81-100-20f1.osk2.eonet.ne.jp0
121.81.100.21121-81-100-21f1.osk2.eonet.ne.jp0
121.81.100.22121-81-100-22f1.osk2.eonet.ne.jp0
121.81.100.23121-81-100-23f1.osk2.eonet.ne.jp0
121.81.100.24121-81-100-24f1.osk2.eonet.ne.jp0
121.81.100.25121-81-100-25f1.osk2.eonet.ne.jp0
121.81.100.26121-81-100-26f1.osk2.eonet.ne.jp0
121.81.100.27121-81-100-27f1.osk2.eonet.ne.jp0
121.81.100.28121-81-100-28f1.osk2.eonet.ne.jp0
121.81.100.29121-81-100-29f1.osk2.eonet.ne.jp0
121.81.100.30121-81-100-30f1.osk2.eonet.ne.jp0
121.81.100.31121-81-100-31f1.osk2.eonet.ne.jp0
121.81.100.32121-81-100-32f1.osk2.eonet.ne.jp0
121.81.100.33121-81-100-33f1.osk2.eonet.ne.jp0
121.81.100.34121-81-100-34f1.osk2.eonet.ne.jp0
121.81.100.35121-81-100-35f1.osk2.eonet.ne.jp0
121.81.100.36121-81-100-36f1.osk2.eonet.ne.jp0
121.81.100.37121-81-100-37f1.osk2.eonet.ne.jp0
121.81.100.38121-81-100-38f1.osk2.eonet.ne.jp0
121.81.100.39121-81-100-39f1.osk2.eonet.ne.jp0
121.81.100.40121-81-100-40f1.osk2.eonet.ne.jp0
121.81.100.41121-81-100-41f1.osk2.eonet.ne.jp0
121.81.100.42121-81-100-42f1.osk2.eonet.ne.jp0
121.81.100.43121-81-100-43f1.osk2.eonet.ne.jp0
121.81.100.44121-81-100-44f1.osk2.eonet.ne.jp0
121.81.100.45121-81-100-45f1.osk2.eonet.ne.jp0
121.81.100.46121-81-100-46f1.osk2.eonet.ne.jp0
121.81.100.47121-81-100-47f1.osk2.eonet.ne.jp0
121.81.100.48121-81-100-48f1.osk2.eonet.ne.jp0
121.81.100.49121-81-100-49f1.osk2.eonet.ne.jp0
121.81.100.50121-81-100-50f1.osk2.eonet.ne.jp0
121.81.100.51121-81-100-51f1.osk2.eonet.ne.jp0
121.81.100.52121-81-100-52f1.osk2.eonet.ne.jp0
121.81.100.53121-81-100-53f1.osk2.eonet.ne.jp0
121.81.100.54121-81-100-54f1.osk2.eonet.ne.jp0
121.81.100.55121-81-100-55f1.osk2.eonet.ne.jp0
121.81.100.56121-81-100-56f1.osk2.eonet.ne.jp0
121.81.100.57121-81-100-57f1.osk2.eonet.ne.jp0
121.81.100.58121-81-100-58f1.osk2.eonet.ne.jp0
121.81.100.59121-81-100-59f1.osk2.eonet.ne.jp0
121.81.100.60121-81-100-60f1.osk2.eonet.ne.jp0
121.81.100.61121-81-100-61f1.osk2.eonet.ne.jp0
121.81.100.62121-81-100-62f1.osk2.eonet.ne.jp0
121.81.100.63121-81-100-63f1.osk2.eonet.ne.jp0
121.81.100.64121-81-100-64f1.osk2.eonet.ne.jp0
121.81.100.65121-81-100-65f1.osk2.eonet.ne.jp0
121.81.100.66121-81-100-66f1.osk2.eonet.ne.jp0
121.81.100.67121-81-100-67f1.osk2.eonet.ne.jp0
121.81.100.68121-81-100-68f1.osk2.eonet.ne.jp0
121.81.100.69121-81-100-69f1.osk2.eonet.ne.jp0
121.81.100.70121-81-100-70f1.osk2.eonet.ne.jp0
121.81.100.71121-81-100-71f1.osk2.eonet.ne.jp0
121.81.100.72121-81-100-72f1.osk2.eonet.ne.jp0
121.81.100.73121-81-100-73f1.osk2.eonet.ne.jp0
121.81.100.74121-81-100-74f1.osk2.eonet.ne.jp0
121.81.100.75121-81-100-75f1.osk2.eonet.ne.jp0
121.81.100.76121-81-100-76f1.osk2.eonet.ne.jp0
121.81.100.77121-81-100-77f1.osk2.eonet.ne.jp0
121.81.100.78121-81-100-78f1.osk2.eonet.ne.jp0
121.81.100.79121-81-100-79f1.osk2.eonet.ne.jp0
121.81.100.80121-81-100-80f1.osk2.eonet.ne.jp0
121.81.100.81121-81-100-81f1.osk2.eonet.ne.jp0
121.81.100.82121-81-100-82f1.osk2.eonet.ne.jp0
121.81.100.83121-81-100-83f1.osk2.eonet.ne.jp0
121.81.100.84121-81-100-84f1.osk2.eonet.ne.jp0
121.81.100.85121-81-100-85f1.osk2.eonet.ne.jp0
121.81.100.86121-81-100-86f1.osk2.eonet.ne.jp0
121.81.100.87121-81-100-87f1.osk2.eonet.ne.jp0
121.81.100.88121-81-100-88f1.osk2.eonet.ne.jp0
121.81.100.89121-81-100-89f1.osk2.eonet.ne.jp0
121.81.100.90121-81-100-90f1.osk2.eonet.ne.jp0
121.81.100.91121-81-100-91f1.osk2.eonet.ne.jp0
121.81.100.92121-81-100-92f1.osk2.eonet.ne.jp0
121.81.100.93121-81-100-93f1.osk2.eonet.ne.jp0
121.81.100.94121-81-100-94f1.osk2.eonet.ne.jp0
121.81.100.95121-81-100-95f1.osk2.eonet.ne.jp0
121.81.100.96121-81-100-96f1.osk2.eonet.ne.jp0
121.81.100.97121-81-100-97f1.osk2.eonet.ne.jp0
121.81.100.98121-81-100-98f1.osk2.eonet.ne.jp0
121.81.100.99121-81-100-99f1.osk2.eonet.ne.jp0
121.81.100.100121-81-100-100f1.osk2.eonet.ne.jp0
121.81.100.101121-81-100-101f1.osk2.eonet.ne.jp0
121.81.100.102121-81-100-102f1.osk2.eonet.ne.jp0
121.81.100.103121-81-100-103f1.osk2.eonet.ne.jp0
121.81.100.104121-81-100-104f1.osk2.eonet.ne.jp0
121.81.100.105121-81-100-105f1.osk2.eonet.ne.jp0
121.81.100.106121-81-100-106f1.osk2.eonet.ne.jp0
121.81.100.107121-81-100-107f1.osk2.eonet.ne.jp0
121.81.100.108121-81-100-108f1.osk2.eonet.ne.jp0
121.81.100.109121-81-100-109f1.osk2.eonet.ne.jp0
121.81.100.110121-81-100-110f1.osk2.eonet.ne.jp0
121.81.100.111121-81-100-111f1.osk2.eonet.ne.jp0
121.81.100.112121-81-100-112f1.osk2.eonet.ne.jp0
121.81.100.113121-81-100-113f1.osk2.eonet.ne.jp0
121.81.100.114121-81-100-114f1.osk2.eonet.ne.jp0
121.81.100.115121-81-100-115f1.osk2.eonet.ne.jp0
121.81.100.116121-81-100-116f1.osk2.eonet.ne.jp0
121.81.100.117121-81-100-117f1.osk2.eonet.ne.jp0
121.81.100.118121-81-100-118f1.osk2.eonet.ne.jp0
121.81.100.119121-81-100-119f1.osk2.eonet.ne.jp0
121.81.100.120121-81-100-120f1.osk2.eonet.ne.jp0
121.81.100.121121-81-100-121f1.osk2.eonet.ne.jp0
121.81.100.122121-81-100-122f1.osk2.eonet.ne.jp0
121.81.100.123121-81-100-123f1.osk2.eonet.ne.jp0
121.81.100.124121-81-100-124f1.osk2.eonet.ne.jp0
121.81.100.125121-81-100-125f1.osk2.eonet.ne.jp0
121.81.100.126121-81-100-126f1.osk2.eonet.ne.jp0
121.81.100.127121-81-100-127f1.osk2.eonet.ne.jp0
121.81.100.128121-81-100-128f1.osk2.eonet.ne.jp0
121.81.100.129121-81-100-129f1.osk2.eonet.ne.jp0
121.81.100.130121-81-100-130f1.osk2.eonet.ne.jp0
121.81.100.131121-81-100-131f1.osk2.eonet.ne.jp0
121.81.100.132121-81-100-132f1.osk2.eonet.ne.jp0
121.81.100.133121-81-100-133f1.osk2.eonet.ne.jp0
121.81.100.134121-81-100-134f1.osk2.eonet.ne.jp0
121.81.100.135121-81-100-135f1.osk2.eonet.ne.jp0
121.81.100.136121-81-100-136f1.osk2.eonet.ne.jp0
121.81.100.137121-81-100-137f1.osk2.eonet.ne.jp0
121.81.100.138121-81-100-138f1.osk2.eonet.ne.jp0
121.81.100.139121-81-100-139f1.osk2.eonet.ne.jp0
121.81.100.140121-81-100-140f1.osk2.eonet.ne.jp0
121.81.100.141121-81-100-141f1.osk2.eonet.ne.jp0
121.81.100.142121-81-100-142f1.osk2.eonet.ne.jp0
121.81.100.143121-81-100-143f1.osk2.eonet.ne.jp0
121.81.100.144121-81-100-144f1.osk2.eonet.ne.jp0
121.81.100.145121-81-100-145f1.osk2.eonet.ne.jp0
121.81.100.146121-81-100-146f1.osk2.eonet.ne.jp0
121.81.100.147121-81-100-147f1.osk2.eonet.ne.jp0
121.81.100.148121-81-100-148f1.osk2.eonet.ne.jp0
121.81.100.149121-81-100-149f1.osk2.eonet.ne.jp0
121.81.100.150121-81-100-150f1.osk2.eonet.ne.jp0
121.81.100.151121-81-100-151f1.osk2.eonet.ne.jp0
121.81.100.152121-81-100-152f1.osk2.eonet.ne.jp0
121.81.100.153121-81-100-153f1.osk2.eonet.ne.jp0
121.81.100.154121-81-100-154f1.osk2.eonet.ne.jp0
121.81.100.155121-81-100-155f1.osk2.eonet.ne.jp0
121.81.100.156121-81-100-156f1.osk2.eonet.ne.jp0
121.81.100.157121-81-100-157f1.osk2.eonet.ne.jp0
121.81.100.158121-81-100-158f1.osk2.eonet.ne.jp0
121.81.100.159121-81-100-159f1.osk2.eonet.ne.jp0
121.81.100.160121-81-100-160f1.osk2.eonet.ne.jp0
121.81.100.161121-81-100-161f1.osk2.eonet.ne.jp0
121.81.100.162121-81-100-162f1.osk2.eonet.ne.jp0
121.81.100.163121-81-100-163f1.osk2.eonet.ne.jp0
121.81.100.164121-81-100-164f1.osk2.eonet.ne.jp0
121.81.100.165121-81-100-165f1.osk2.eonet.ne.jp0
121.81.100.166121-81-100-166f1.osk2.eonet.ne.jp0
121.81.100.167121-81-100-167f1.osk2.eonet.ne.jp0
121.81.100.168121-81-100-168f1.osk2.eonet.ne.jp0
121.81.100.169121-81-100-169f1.osk2.eonet.ne.jp0
121.81.100.170121-81-100-170f1.osk2.eonet.ne.jp0
121.81.100.171121-81-100-171f1.osk2.eonet.ne.jp0
121.81.100.172121-81-100-172f1.osk2.eonet.ne.jp0
121.81.100.173121-81-100-173f1.osk2.eonet.ne.jp0
121.81.100.174121-81-100-174f1.osk2.eonet.ne.jp0
121.81.100.175121-81-100-175f1.osk2.eonet.ne.jp0
121.81.100.176121-81-100-176f1.osk2.eonet.ne.jp0
121.81.100.177121-81-100-177f1.osk2.eonet.ne.jp0
121.81.100.178121-81-100-178f1.osk2.eonet.ne.jp0
121.81.100.179121-81-100-179f1.osk2.eonet.ne.jp0
121.81.100.180121-81-100-180f1.osk2.eonet.ne.jp0
121.81.100.181121-81-100-181f1.osk2.eonet.ne.jp0
121.81.100.182121-81-100-182f1.osk2.eonet.ne.jp0
121.81.100.183121-81-100-183f1.osk2.eonet.ne.jp0
121.81.100.184121-81-100-184f1.osk2.eonet.ne.jp0
121.81.100.185121-81-100-185f1.osk2.eonet.ne.jp0
121.81.100.186121-81-100-186f1.osk2.eonet.ne.jp0
121.81.100.187121-81-100-187f1.osk2.eonet.ne.jp0
121.81.100.188121-81-100-188f1.osk2.eonet.ne.jp0
121.81.100.189121-81-100-189f1.osk2.eonet.ne.jp0
121.81.100.190121-81-100-190f1.osk2.eonet.ne.jp0
121.81.100.191121-81-100-191f1.osk2.eonet.ne.jp0
121.81.100.192121-81-100-192f1.osk2.eonet.ne.jp0
121.81.100.193121-81-100-193f1.osk2.eonet.ne.jp0
121.81.100.194121-81-100-194f1.osk2.eonet.ne.jp0
121.81.100.195121-81-100-195f1.osk2.eonet.ne.jp0
121.81.100.196121-81-100-196f1.osk2.eonet.ne.jp0
121.81.100.197121-81-100-197f1.osk2.eonet.ne.jp0
121.81.100.198121-81-100-198f1.osk2.eonet.ne.jp0
121.81.100.199121-81-100-199f1.osk2.eonet.ne.jp0
121.81.100.200121-81-100-200f1.osk2.eonet.ne.jp0
121.81.100.201121-81-100-201f1.osk2.eonet.ne.jp0
121.81.100.202121-81-100-202f1.osk2.eonet.ne.jp0
121.81.100.203121-81-100-203f1.osk2.eonet.ne.jp0
121.81.100.204121-81-100-204f1.osk2.eonet.ne.jp0
121.81.100.205121-81-100-205f1.osk2.eonet.ne.jp0
121.81.100.206121-81-100-206f1.osk2.eonet.ne.jp0
121.81.100.207121-81-100-207f1.osk2.eonet.ne.jp0
121.81.100.208121-81-100-208f1.osk2.eonet.ne.jp0
121.81.100.209121-81-100-209f1.osk2.eonet.ne.jp0
121.81.100.210121-81-100-210f1.osk2.eonet.ne.jp0
121.81.100.211121-81-100-211f1.osk2.eonet.ne.jp0
121.81.100.212121-81-100-212f1.osk2.eonet.ne.jp0
121.81.100.213121-81-100-213f1.osk2.eonet.ne.jp0
121.81.100.214121-81-100-214f1.osk2.eonet.ne.jp0
121.81.100.215121-81-100-215f1.osk2.eonet.ne.jp0
121.81.100.216121-81-100-216f1.osk2.eonet.ne.jp0
121.81.100.217121-81-100-217f1.osk2.eonet.ne.jp0
121.81.100.218121-81-100-218f1.osk2.eonet.ne.jp0
121.81.100.219121-81-100-219f1.osk2.eonet.ne.jp0
121.81.100.220121-81-100-220f1.osk2.eonet.ne.jp0
121.81.100.221121-81-100-221f1.osk2.eonet.ne.jp0
121.81.100.222121-81-100-222f1.osk2.eonet.ne.jp0
121.81.100.223121-81-100-223f1.osk2.eonet.ne.jp0
121.81.100.224121-81-100-224f1.osk2.eonet.ne.jp0
121.81.100.225121-81-100-225f1.osk2.eonet.ne.jp0
121.81.100.226121-81-100-226f1.osk2.eonet.ne.jp0
121.81.100.227121-81-100-227f1.osk2.eonet.ne.jp0
121.81.100.228121-81-100-228f1.osk2.eonet.ne.jp0
121.81.100.229121-81-100-229f1.osk2.eonet.ne.jp0
121.81.100.230121-81-100-230f1.osk2.eonet.ne.jp0
121.81.100.231121-81-100-231f1.osk2.eonet.ne.jp0
121.81.100.232121-81-100-232f1.osk2.eonet.ne.jp0
121.81.100.233121-81-100-233f1.osk2.eonet.ne.jp0
121.81.100.234121-81-100-234f1.osk2.eonet.ne.jp0
121.81.100.235121-81-100-235f1.osk2.eonet.ne.jp0
121.81.100.236121-81-100-236f1.osk2.eonet.ne.jp0
121.81.100.237121-81-100-237f1.osk2.eonet.ne.jp0
121.81.100.238121-81-100-238f1.osk2.eonet.ne.jp0
121.81.100.239121-81-100-239f1.osk2.eonet.ne.jp0
121.81.100.240121-81-100-240f1.osk2.eonet.ne.jp0
121.81.100.241121-81-100-241f1.osk2.eonet.ne.jp0
121.81.100.242121-81-100-242f1.osk2.eonet.ne.jp0
121.81.100.243121-81-100-243f1.osk2.eonet.ne.jp0
121.81.100.244121-81-100-244f1.osk2.eonet.ne.jp0
121.81.100.245121-81-100-245f1.osk2.eonet.ne.jp0
121.81.100.246121-81-100-246f1.osk2.eonet.ne.jp0
121.81.100.247121-81-100-247f1.osk2.eonet.ne.jp0
121.81.100.248121-81-100-248f1.osk2.eonet.ne.jp0
121.81.100.249121-81-100-249f1.osk2.eonet.ne.jp0
121.81.100.250121-81-100-250f1.osk2.eonet.ne.jp0
121.81.100.251121-81-100-251f1.osk2.eonet.ne.jp0
121.81.100.252121-81-100-252f1.osk2.eonet.ne.jp0
121.81.100.253121-81-100-253f1.osk2.eonet.ne.jp0
121.81.100.254121-81-100-254f1.osk2.eonet.ne.jp0
121.81.100.255121-81-100-255f1.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 121.81.100.44
traceroute to 121.81.100.44 (121.81.100.44): 64 hops max, 52 byte packets
3 [AS16509] 99.83.70.48 1.359 ms
4 [AS16509] 99.83.70.49 0.843 ms
5 [AS17511] 128.22.13.194 1.369 ms
7 [AS17511] 121.81.100.44 2.651 ms
Measurement taken from  IPinfo ProbeNet in Osaka, JP
On