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. 121.81.66.0/24

121.81.66.0/24 IP Range

Summary

ASNAS17511 OPTAGE Inc.
BGP121.80.0.0/14
IPs with RDNS256
Hosted Domains0
Pingable IPs4
Router IPs0
121.81.66.0121-81-66-0f1.hyg2.eonet.ne.jp0
121.81.66.1121-81-66-1f1.hyg2.eonet.ne.jp0
121.81.66.2121-81-66-2f1.hyg2.eonet.ne.jp0
121.81.66.3121-81-66-3f1.hyg2.eonet.ne.jp0
121.81.66.4121-81-66-4f1.hyg2.eonet.ne.jp0
121.81.66.5121-81-66-5f1.hyg2.eonet.ne.jp0
121.81.66.6121-81-66-6f1.hyg2.eonet.ne.jp0
121.81.66.7121-81-66-7f1.hyg2.eonet.ne.jp0
121.81.66.8121-81-66-8f1.hyg2.eonet.ne.jp0
121.81.66.9121-81-66-9f1.hyg2.eonet.ne.jp0
121.81.66.10121-81-66-10f1.hyg2.eonet.ne.jp0
121.81.66.11121-81-66-11f1.hyg2.eonet.ne.jp0
121.81.66.12121-81-66-12f1.hyg2.eonet.ne.jp0
121.81.66.13121-81-66-13f1.hyg2.eonet.ne.jp0
121.81.66.14121-81-66-14f1.hyg2.eonet.ne.jp0
121.81.66.15121-81-66-15f1.hyg2.eonet.ne.jp0
121.81.66.16121-81-66-16f1.hyg2.eonet.ne.jp0
121.81.66.17121-81-66-17f1.hyg2.eonet.ne.jp0
121.81.66.18121-81-66-18f1.hyg2.eonet.ne.jp0
121.81.66.19121-81-66-19f1.hyg2.eonet.ne.jp0
121.81.66.20121-81-66-20f1.hyg2.eonet.ne.jp0
121.81.66.21121-81-66-21f1.hyg2.eonet.ne.jp0
121.81.66.22121-81-66-22f1.hyg2.eonet.ne.jp0
121.81.66.23121-81-66-23f1.hyg2.eonet.ne.jp0
121.81.66.24121-81-66-24f1.hyg2.eonet.ne.jp0
121.81.66.25121-81-66-25f1.hyg2.eonet.ne.jp0
121.81.66.26121-81-66-26f1.hyg2.eonet.ne.jp0
121.81.66.27121-81-66-27f1.hyg2.eonet.ne.jp0
121.81.66.28121-81-66-28f1.hyg2.eonet.ne.jp0
121.81.66.29121-81-66-29f1.hyg2.eonet.ne.jp0
121.81.66.30121-81-66-30f1.hyg2.eonet.ne.jp0
121.81.66.31121-81-66-31f1.hyg2.eonet.ne.jp0
121.81.66.32121-81-66-32f1.hyg2.eonet.ne.jp0
121.81.66.33121-81-66-33f1.hyg2.eonet.ne.jp0
121.81.66.34121-81-66-34f1.hyg2.eonet.ne.jp0
121.81.66.35121-81-66-35f1.hyg2.eonet.ne.jp0
121.81.66.36121-81-66-36f1.hyg2.eonet.ne.jp0
121.81.66.37121-81-66-37f1.hyg2.eonet.ne.jp0
121.81.66.38121-81-66-38f1.hyg2.eonet.ne.jp0
121.81.66.39121-81-66-39f1.hyg2.eonet.ne.jp0
121.81.66.40121-81-66-40f1.hyg2.eonet.ne.jp0
121.81.66.41121-81-66-41f1.hyg2.eonet.ne.jp0
121.81.66.42121-81-66-42f1.hyg2.eonet.ne.jp0
121.81.66.43121-81-66-43f1.hyg2.eonet.ne.jp0
121.81.66.44121-81-66-44f1.hyg2.eonet.ne.jp0
121.81.66.45121-81-66-45f1.hyg2.eonet.ne.jp0
121.81.66.46121-81-66-46f1.hyg2.eonet.ne.jp0
121.81.66.47121-81-66-47f1.hyg2.eonet.ne.jp0
121.81.66.48121-81-66-48f1.hyg2.eonet.ne.jp0
121.81.66.49121-81-66-49f1.hyg2.eonet.ne.jp0
121.81.66.50121-81-66-50f1.hyg2.eonet.ne.jp0
121.81.66.51121-81-66-51f1.hyg2.eonet.ne.jp0
121.81.66.52121-81-66-52f1.hyg2.eonet.ne.jp0
121.81.66.53121-81-66-53f1.hyg2.eonet.ne.jp0
121.81.66.54121-81-66-54f1.hyg2.eonet.ne.jp0
121.81.66.55121-81-66-55f1.hyg2.eonet.ne.jp0
121.81.66.56121-81-66-56f1.hyg2.eonet.ne.jp0
121.81.66.57121-81-66-57f1.hyg2.eonet.ne.jp0
121.81.66.58121-81-66-58f1.hyg2.eonet.ne.jp0
121.81.66.59121-81-66-59f1.hyg2.eonet.ne.jp0
121.81.66.60121-81-66-60f1.hyg2.eonet.ne.jp0
121.81.66.61121-81-66-61f1.hyg2.eonet.ne.jp0
121.81.66.62121-81-66-62f1.hyg2.eonet.ne.jp0
121.81.66.63121-81-66-63f1.hyg2.eonet.ne.jp0
121.81.66.64121-81-66-64f1.hyg2.eonet.ne.jp0
121.81.66.65121-81-66-65f1.hyg2.eonet.ne.jp0
121.81.66.66121-81-66-66f1.hyg2.eonet.ne.jp0
121.81.66.67121-81-66-67f1.hyg2.eonet.ne.jp0
121.81.66.68121-81-66-68f1.hyg2.eonet.ne.jp0
121.81.66.69121-81-66-69f1.hyg2.eonet.ne.jp0
121.81.66.70121-81-66-70f1.hyg2.eonet.ne.jp0
121.81.66.71121-81-66-71f1.hyg2.eonet.ne.jp0
121.81.66.72121-81-66-72f1.hyg2.eonet.ne.jp0
121.81.66.73121-81-66-73f1.hyg2.eonet.ne.jp0
121.81.66.74121-81-66-74f1.hyg2.eonet.ne.jp0
121.81.66.75121-81-66-75f1.hyg2.eonet.ne.jp0
121.81.66.76121-81-66-76f1.hyg2.eonet.ne.jp0
121.81.66.77121-81-66-77f1.hyg2.eonet.ne.jp0
121.81.66.78121-81-66-78f1.hyg2.eonet.ne.jp0
121.81.66.79121-81-66-79f1.hyg2.eonet.ne.jp0
121.81.66.80121-81-66-80f1.hyg2.eonet.ne.jp0
121.81.66.81121-81-66-81f1.hyg2.eonet.ne.jp0
121.81.66.82121-81-66-82f1.hyg2.eonet.ne.jp0
121.81.66.83121-81-66-83f1.hyg2.eonet.ne.jp0
121.81.66.84121-81-66-84f1.hyg2.eonet.ne.jp0
121.81.66.85121-81-66-85f1.hyg2.eonet.ne.jp0
121.81.66.86121-81-66-86f1.hyg2.eonet.ne.jp0
121.81.66.87121-81-66-87f1.hyg2.eonet.ne.jp0
121.81.66.88121-81-66-88f1.hyg2.eonet.ne.jp0
121.81.66.89121-81-66-89f1.hyg2.eonet.ne.jp0
121.81.66.90121-81-66-90f1.hyg2.eonet.ne.jp0
121.81.66.91121-81-66-91f1.hyg2.eonet.ne.jp0
121.81.66.92121-81-66-92f1.hyg2.eonet.ne.jp0
121.81.66.93121-81-66-93f1.hyg2.eonet.ne.jp0
121.81.66.94121-81-66-94f1.hyg2.eonet.ne.jp0
121.81.66.95121-81-66-95f1.hyg2.eonet.ne.jp0
121.81.66.96121-81-66-96f1.hyg2.eonet.ne.jp0
121.81.66.97121-81-66-97f1.hyg2.eonet.ne.jp0
121.81.66.98121-81-66-98f1.hyg2.eonet.ne.jp0
121.81.66.99121-81-66-99f1.hyg2.eonet.ne.jp0
121.81.66.100121-81-66-100f1.hyg2.eonet.ne.jp0
121.81.66.101121-81-66-101f1.hyg2.eonet.ne.jp0
121.81.66.102121-81-66-102f1.hyg2.eonet.ne.jp0
121.81.66.103121-81-66-103f1.hyg2.eonet.ne.jp0
121.81.66.104121-81-66-104f1.hyg2.eonet.ne.jp0
121.81.66.105121-81-66-105f1.hyg2.eonet.ne.jp0
121.81.66.106121-81-66-106f1.hyg2.eonet.ne.jp0
121.81.66.107121-81-66-107f1.hyg2.eonet.ne.jp0
121.81.66.108121-81-66-108f1.hyg2.eonet.ne.jp0
121.81.66.109121-81-66-109f1.hyg2.eonet.ne.jp0
121.81.66.110121-81-66-110f1.hyg2.eonet.ne.jp0
121.81.66.111121-81-66-111f1.hyg2.eonet.ne.jp0
121.81.66.112121-81-66-112f1.hyg2.eonet.ne.jp0
121.81.66.113121-81-66-113f1.hyg2.eonet.ne.jp0
121.81.66.114121-81-66-114f1.hyg2.eonet.ne.jp0
121.81.66.115121-81-66-115f1.hyg2.eonet.ne.jp0
121.81.66.116121-81-66-116f1.hyg2.eonet.ne.jp0
121.81.66.117121-81-66-117f1.hyg2.eonet.ne.jp0
121.81.66.118121-81-66-118f1.hyg2.eonet.ne.jp0
121.81.66.119121-81-66-119f1.hyg2.eonet.ne.jp0
121.81.66.120121-81-66-120f1.hyg2.eonet.ne.jp0
121.81.66.121121-81-66-121f1.hyg2.eonet.ne.jp0
121.81.66.122121-81-66-122f1.hyg2.eonet.ne.jp0
121.81.66.123121-81-66-123f1.hyg2.eonet.ne.jp0
121.81.66.124121-81-66-124f1.hyg2.eonet.ne.jp0
121.81.66.125121-81-66-125f1.hyg2.eonet.ne.jp0
121.81.66.126121-81-66-126f1.hyg2.eonet.ne.jp0
121.81.66.127121-81-66-127f1.hyg2.eonet.ne.jp0
121.81.66.128121-81-66-128f1.hyg2.eonet.ne.jp0
121.81.66.129121-81-66-129f1.hyg2.eonet.ne.jp0
121.81.66.130121-81-66-130f1.hyg2.eonet.ne.jp0
121.81.66.131121-81-66-131f1.hyg2.eonet.ne.jp0
121.81.66.132121-81-66-132f1.hyg2.eonet.ne.jp0
121.81.66.133121-81-66-133f1.hyg2.eonet.ne.jp0
121.81.66.134121-81-66-134f1.hyg2.eonet.ne.jp0
121.81.66.135121-81-66-135f1.hyg2.eonet.ne.jp0
121.81.66.136121-81-66-136f1.hyg2.eonet.ne.jp0
121.81.66.137121-81-66-137f1.hyg2.eonet.ne.jp0
121.81.66.138121-81-66-138f1.hyg2.eonet.ne.jp0
121.81.66.139121-81-66-139f1.hyg2.eonet.ne.jp0
121.81.66.140121-81-66-140f1.hyg2.eonet.ne.jp0
121.81.66.141121-81-66-141f1.hyg2.eonet.ne.jp0
121.81.66.142121-81-66-142f1.hyg2.eonet.ne.jp0
121.81.66.143121-81-66-143f1.hyg2.eonet.ne.jp0
121.81.66.144121-81-66-144f1.hyg2.eonet.ne.jp0
121.81.66.145121-81-66-145f1.hyg2.eonet.ne.jp0
121.81.66.146121-81-66-146f1.hyg2.eonet.ne.jp0
121.81.66.147121-81-66-147f1.hyg2.eonet.ne.jp0
121.81.66.148121-81-66-148f1.hyg2.eonet.ne.jp0
121.81.66.149121-81-66-149f1.hyg2.eonet.ne.jp0
121.81.66.150121-81-66-150f1.hyg2.eonet.ne.jp0
121.81.66.151121-81-66-151f1.hyg2.eonet.ne.jp0
121.81.66.152121-81-66-152f1.hyg2.eonet.ne.jp0
121.81.66.153121-81-66-153f1.hyg2.eonet.ne.jp0
121.81.66.154121-81-66-154f1.hyg2.eonet.ne.jp0
121.81.66.155121-81-66-155f1.hyg2.eonet.ne.jp0
121.81.66.156121-81-66-156f1.hyg2.eonet.ne.jp0
121.81.66.157121-81-66-157f1.hyg2.eonet.ne.jp0
121.81.66.158121-81-66-158f1.hyg2.eonet.ne.jp0
121.81.66.159121-81-66-159f1.hyg2.eonet.ne.jp0
121.81.66.160121-81-66-160f1.hyg2.eonet.ne.jp0
121.81.66.161121-81-66-161f1.hyg2.eonet.ne.jp0
121.81.66.162121-81-66-162f1.hyg2.eonet.ne.jp0
121.81.66.163121-81-66-163f1.hyg2.eonet.ne.jp0
121.81.66.164121-81-66-164f1.hyg2.eonet.ne.jp0
121.81.66.165121-81-66-165f1.hyg2.eonet.ne.jp0
121.81.66.166121-81-66-166f1.hyg2.eonet.ne.jp0
121.81.66.167121-81-66-167f1.hyg2.eonet.ne.jp0
121.81.66.168121-81-66-168f1.hyg2.eonet.ne.jp0
121.81.66.169121-81-66-169f1.hyg2.eonet.ne.jp0
121.81.66.170121-81-66-170f1.hyg2.eonet.ne.jp0
121.81.66.171121-81-66-171f1.hyg2.eonet.ne.jp0
121.81.66.172121-81-66-172f1.hyg2.eonet.ne.jp0
121.81.66.173121-81-66-173f1.hyg2.eonet.ne.jp0
121.81.66.174121-81-66-174f1.hyg2.eonet.ne.jp0
121.81.66.175121-81-66-175f1.hyg2.eonet.ne.jp0
121.81.66.176121-81-66-176f1.hyg2.eonet.ne.jp0
121.81.66.177121-81-66-177f1.hyg2.eonet.ne.jp0
121.81.66.178121-81-66-178f1.hyg2.eonet.ne.jp0
121.81.66.179121-81-66-179f1.hyg2.eonet.ne.jp0
121.81.66.180121-81-66-180f1.hyg2.eonet.ne.jp0
121.81.66.181121-81-66-181f1.hyg2.eonet.ne.jp0
121.81.66.182121-81-66-182f1.hyg2.eonet.ne.jp0
121.81.66.183121-81-66-183f1.hyg2.eonet.ne.jp0
121.81.66.184121-81-66-184f1.hyg2.eonet.ne.jp0
121.81.66.185121-81-66-185f1.hyg2.eonet.ne.jp0
121.81.66.186121-81-66-186f1.hyg2.eonet.ne.jp0
121.81.66.187121-81-66-187f1.hyg2.eonet.ne.jp0
121.81.66.188121-81-66-188f1.hyg2.eonet.ne.jp0
121.81.66.189121-81-66-189f1.hyg2.eonet.ne.jp0
121.81.66.190121-81-66-190f1.hyg2.eonet.ne.jp0
121.81.66.191121-81-66-191f1.hyg2.eonet.ne.jp0
121.81.66.192121-81-66-192f1.hyg2.eonet.ne.jp0
121.81.66.193121-81-66-193f1.hyg2.eonet.ne.jp0
121.81.66.194121-81-66-194f1.hyg2.eonet.ne.jp0
121.81.66.195121-81-66-195f1.hyg2.eonet.ne.jp0
121.81.66.196121-81-66-196f1.hyg2.eonet.ne.jp0
121.81.66.197121-81-66-197f1.hyg2.eonet.ne.jp0
121.81.66.198121-81-66-198f1.hyg2.eonet.ne.jp0
121.81.66.199121-81-66-199f1.hyg2.eonet.ne.jp0
121.81.66.200121-81-66-200f1.hyg2.eonet.ne.jp0
121.81.66.201121-81-66-201f1.hyg2.eonet.ne.jp0
121.81.66.202121-81-66-202f1.hyg2.eonet.ne.jp0
121.81.66.203121-81-66-203f1.hyg2.eonet.ne.jp0
121.81.66.204121-81-66-204f1.hyg2.eonet.ne.jp0
121.81.66.205121-81-66-205f1.hyg2.eonet.ne.jp0
121.81.66.206121-81-66-206f1.hyg2.eonet.ne.jp0
121.81.66.207121-81-66-207f1.hyg2.eonet.ne.jp0
121.81.66.208121-81-66-208f1.hyg2.eonet.ne.jp0
121.81.66.209121-81-66-209f1.hyg2.eonet.ne.jp0
121.81.66.210121-81-66-210f1.hyg2.eonet.ne.jp0
121.81.66.211121-81-66-211f1.hyg2.eonet.ne.jp0
121.81.66.212121-81-66-212f1.hyg2.eonet.ne.jp0
121.81.66.213121-81-66-213f1.hyg2.eonet.ne.jp0
121.81.66.214121-81-66-214f1.hyg2.eonet.ne.jp0
121.81.66.215121-81-66-215f1.hyg2.eonet.ne.jp0
121.81.66.216121-81-66-216f1.hyg2.eonet.ne.jp0
121.81.66.217121-81-66-217f1.hyg2.eonet.ne.jp0
121.81.66.218121-81-66-218f1.hyg2.eonet.ne.jp0
121.81.66.219121-81-66-219f1.hyg2.eonet.ne.jp0
121.81.66.220121-81-66-220f1.hyg2.eonet.ne.jp0
121.81.66.221121-81-66-221f1.hyg2.eonet.ne.jp0
121.81.66.222121-81-66-222f1.hyg2.eonet.ne.jp0
121.81.66.223121-81-66-223f1.hyg2.eonet.ne.jp0
121.81.66.224121-81-66-224f1.hyg2.eonet.ne.jp0
121.81.66.225121-81-66-225f1.hyg2.eonet.ne.jp0
121.81.66.226121-81-66-226f1.hyg2.eonet.ne.jp0
121.81.66.227121-81-66-227f1.hyg2.eonet.ne.jp0
121.81.66.228121-81-66-228f1.hyg2.eonet.ne.jp0
121.81.66.229121-81-66-229f1.hyg2.eonet.ne.jp0
121.81.66.230121-81-66-230f1.hyg2.eonet.ne.jp0
121.81.66.231121-81-66-231f1.hyg2.eonet.ne.jp0
121.81.66.232121-81-66-232f1.hyg2.eonet.ne.jp0
121.81.66.233121-81-66-233f1.hyg2.eonet.ne.jp0
121.81.66.234121-81-66-234f1.hyg2.eonet.ne.jp0
121.81.66.235121-81-66-235f1.hyg2.eonet.ne.jp0
121.81.66.236121-81-66-236f1.hyg2.eonet.ne.jp0
121.81.66.237121-81-66-237f1.hyg2.eonet.ne.jp0
121.81.66.238121-81-66-238f1.hyg2.eonet.ne.jp0
121.81.66.239121-81-66-239f1.hyg2.eonet.ne.jp0
121.81.66.240121-81-66-240f1.hyg2.eonet.ne.jp0
121.81.66.241121-81-66-241f1.hyg2.eonet.ne.jp0
121.81.66.242121-81-66-242f1.hyg2.eonet.ne.jp0
121.81.66.243121-81-66-243f1.hyg2.eonet.ne.jp0
121.81.66.244121-81-66-244f1.hyg2.eonet.ne.jp0
121.81.66.245121-81-66-245f1.hyg2.eonet.ne.jp0
121.81.66.246121-81-66-246f1.hyg2.eonet.ne.jp0
121.81.66.247121-81-66-247f1.hyg2.eonet.ne.jp0
121.81.66.248121-81-66-248f1.hyg2.eonet.ne.jp0
121.81.66.249121-81-66-249f1.hyg2.eonet.ne.jp0
121.81.66.250121-81-66-250f1.hyg2.eonet.ne.jp0
121.81.66.251121-81-66-251f1.hyg2.eonet.ne.jp0
121.81.66.252121-81-66-252f1.hyg2.eonet.ne.jp0
121.81.66.253121-81-66-253f1.hyg2.eonet.ne.jp0
121.81.66.254121-81-66-254f1.hyg2.eonet.ne.jp0
121.81.66.255121-81-66-255f1.hyg2.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 -f4 121.81.66.10
traceroute to 121.81.66.10 (121.81.66.10): 64 hops max, 52 byte packets
4 [AS16509] 99.83.70.51 1.035 ms
5 [AS17511] 61.122.241.66 2.997 ms
6 [AS17511] 218.42.255.50 2.902 ms
7 [AS17511] 121.81.66.10 5.039 ms
Measurement taken from  IPinfo ProbeNet in Osaka, JP
On