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. 121.81.139.0/24

121.81.139.0/24 IP Range

Summary

ASNAS17511 OPTAGE Inc.
BGP121.80.0.0/14
IPs with RDNS256
Hosted Domains0
Pingable IPs6
Router IPs0
121.81.139.0121-81-139-0f1.osk2.eonet.ne.jp0
121.81.139.1121-81-139-1f1.osk2.eonet.ne.jp0
121.81.139.2121-81-139-2f1.osk2.eonet.ne.jp0
121.81.139.3121-81-139-3f1.osk2.eonet.ne.jp0
121.81.139.4121-81-139-4f1.osk2.eonet.ne.jp0
121.81.139.5121-81-139-5f1.osk2.eonet.ne.jp0
121.81.139.6121-81-139-6f1.osk2.eonet.ne.jp0
121.81.139.7121-81-139-7f1.osk2.eonet.ne.jp0
121.81.139.8121-81-139-8f1.osk2.eonet.ne.jp0
121.81.139.9121-81-139-9f1.osk2.eonet.ne.jp0
121.81.139.10121-81-139-10f1.osk2.eonet.ne.jp0
121.81.139.11121-81-139-11f1.osk2.eonet.ne.jp0
121.81.139.12121-81-139-12f1.osk2.eonet.ne.jp0
121.81.139.13121-81-139-13f1.osk2.eonet.ne.jp0
121.81.139.14121-81-139-14f1.osk2.eonet.ne.jp0
121.81.139.15121-81-139-15f1.osk2.eonet.ne.jp0
121.81.139.16121-81-139-16f1.osk2.eonet.ne.jp0
121.81.139.17121-81-139-17f1.osk2.eonet.ne.jp0
121.81.139.18121-81-139-18f1.osk2.eonet.ne.jp0
121.81.139.19121-81-139-19f1.osk2.eonet.ne.jp0
121.81.139.20121-81-139-20f1.osk2.eonet.ne.jp0
121.81.139.21121-81-139-21f1.osk2.eonet.ne.jp0
121.81.139.22121-81-139-22f1.osk2.eonet.ne.jp0
121.81.139.23121-81-139-23f1.osk2.eonet.ne.jp0
121.81.139.24121-81-139-24f1.osk2.eonet.ne.jp0
121.81.139.25121-81-139-25f1.osk2.eonet.ne.jp0
121.81.139.26121-81-139-26f1.osk2.eonet.ne.jp0
121.81.139.27121-81-139-27f1.osk2.eonet.ne.jp0
121.81.139.28121-81-139-28f1.osk2.eonet.ne.jp0
121.81.139.29121-81-139-29f1.osk2.eonet.ne.jp0
121.81.139.30121-81-139-30f1.osk2.eonet.ne.jp0
121.81.139.31121-81-139-31f1.osk2.eonet.ne.jp0
121.81.139.32121-81-139-32f1.osk2.eonet.ne.jp0
121.81.139.33121-81-139-33f1.osk2.eonet.ne.jp0
121.81.139.34121-81-139-34f1.osk2.eonet.ne.jp0
121.81.139.35121-81-139-35f1.osk2.eonet.ne.jp0
121.81.139.36121-81-139-36f1.osk2.eonet.ne.jp0
121.81.139.37121-81-139-37f1.osk2.eonet.ne.jp0
121.81.139.38121-81-139-38f1.osk2.eonet.ne.jp0
121.81.139.39121-81-139-39f1.osk2.eonet.ne.jp0
121.81.139.40121-81-139-40f1.osk2.eonet.ne.jp0
121.81.139.41121-81-139-41f1.osk2.eonet.ne.jp0
121.81.139.42121-81-139-42f1.osk2.eonet.ne.jp0
121.81.139.43121-81-139-43f1.osk2.eonet.ne.jp0
121.81.139.44121-81-139-44f1.osk2.eonet.ne.jp0
121.81.139.45121-81-139-45f1.osk2.eonet.ne.jp0
121.81.139.46121-81-139-46f1.osk2.eonet.ne.jp0
121.81.139.47121-81-139-47f1.osk2.eonet.ne.jp0
121.81.139.48121-81-139-48f1.osk2.eonet.ne.jp0
121.81.139.49121-81-139-49f1.osk2.eonet.ne.jp0
121.81.139.50121-81-139-50f1.osk2.eonet.ne.jp0
121.81.139.51121-81-139-51f1.osk2.eonet.ne.jp0
121.81.139.52121-81-139-52f1.osk2.eonet.ne.jp0
121.81.139.53121-81-139-53f1.osk2.eonet.ne.jp0
121.81.139.54121-81-139-54f1.osk2.eonet.ne.jp0
121.81.139.55121-81-139-55f1.osk2.eonet.ne.jp0
121.81.139.56121-81-139-56f1.osk2.eonet.ne.jp0
121.81.139.57121-81-139-57f1.osk2.eonet.ne.jp0
121.81.139.58121-81-139-58f1.osk2.eonet.ne.jp0
121.81.139.59121-81-139-59f1.osk2.eonet.ne.jp0
121.81.139.60121-81-139-60f1.osk2.eonet.ne.jp0
121.81.139.61121-81-139-61f1.osk2.eonet.ne.jp0
121.81.139.62121-81-139-62f1.osk2.eonet.ne.jp0
121.81.139.63121-81-139-63f1.osk2.eonet.ne.jp0
121.81.139.64121-81-139-64f1.osk2.eonet.ne.jp0
121.81.139.65121-81-139-65f1.osk2.eonet.ne.jp0
121.81.139.66121-81-139-66f1.osk2.eonet.ne.jp0
121.81.139.67121-81-139-67f1.osk2.eonet.ne.jp0
121.81.139.68121-81-139-68f1.osk2.eonet.ne.jp0
121.81.139.69121-81-139-69f1.osk2.eonet.ne.jp0
121.81.139.70121-81-139-70f1.osk2.eonet.ne.jp0
121.81.139.71121-81-139-71f1.osk2.eonet.ne.jp0
121.81.139.72121-81-139-72f1.osk2.eonet.ne.jp0
121.81.139.73121-81-139-73f1.osk2.eonet.ne.jp0
121.81.139.74121-81-139-74f1.osk2.eonet.ne.jp0
121.81.139.75121-81-139-75f1.osk2.eonet.ne.jp0
121.81.139.76121-81-139-76f1.osk2.eonet.ne.jp0
121.81.139.77121-81-139-77f1.osk2.eonet.ne.jp0
121.81.139.78121-81-139-78f1.osk2.eonet.ne.jp0
121.81.139.79121-81-139-79f1.osk2.eonet.ne.jp0
121.81.139.80121-81-139-80f1.osk2.eonet.ne.jp0
121.81.139.81121-81-139-81f1.osk2.eonet.ne.jp0
121.81.139.82121-81-139-82f1.osk2.eonet.ne.jp0
121.81.139.83121-81-139-83f1.osk2.eonet.ne.jp0
121.81.139.84121-81-139-84f1.osk2.eonet.ne.jp0
121.81.139.85121-81-139-85f1.osk2.eonet.ne.jp0
121.81.139.86121-81-139-86f1.osk2.eonet.ne.jp0
121.81.139.87121-81-139-87f1.osk2.eonet.ne.jp0
121.81.139.88121-81-139-88f1.osk2.eonet.ne.jp0
121.81.139.89121-81-139-89f1.osk2.eonet.ne.jp0
121.81.139.90121-81-139-90f1.osk2.eonet.ne.jp0
121.81.139.91121-81-139-91f1.osk2.eonet.ne.jp0
121.81.139.92121-81-139-92f1.osk2.eonet.ne.jp0
121.81.139.93121-81-139-93f1.osk2.eonet.ne.jp0
121.81.139.94121-81-139-94f1.osk2.eonet.ne.jp0
121.81.139.95121-81-139-95f1.osk2.eonet.ne.jp0
121.81.139.96121-81-139-96f1.osk2.eonet.ne.jp0
121.81.139.97121-81-139-97f1.osk2.eonet.ne.jp0
121.81.139.98121-81-139-98f1.osk2.eonet.ne.jp0
121.81.139.99121-81-139-99f1.osk2.eonet.ne.jp0
121.81.139.100121-81-139-100f1.osk2.eonet.ne.jp0
121.81.139.101121-81-139-101f1.osk2.eonet.ne.jp0
121.81.139.102121-81-139-102f1.osk2.eonet.ne.jp0
121.81.139.103121-81-139-103f1.osk2.eonet.ne.jp0
121.81.139.104121-81-139-104f1.osk2.eonet.ne.jp0
121.81.139.105121-81-139-105f1.osk2.eonet.ne.jp0
121.81.139.106121-81-139-106f1.osk2.eonet.ne.jp0
121.81.139.107121-81-139-107f1.osk2.eonet.ne.jp0
121.81.139.108121-81-139-108f1.osk2.eonet.ne.jp0
121.81.139.109121-81-139-109f1.osk2.eonet.ne.jp0
121.81.139.110121-81-139-110f1.osk2.eonet.ne.jp0
121.81.139.111121-81-139-111f1.osk2.eonet.ne.jp0
121.81.139.112121-81-139-112f1.osk2.eonet.ne.jp0
121.81.139.113121-81-139-113f1.osk2.eonet.ne.jp0
121.81.139.114121-81-139-114f1.osk2.eonet.ne.jp0
121.81.139.115121-81-139-115f1.osk2.eonet.ne.jp0
121.81.139.116121-81-139-116f1.osk2.eonet.ne.jp0
121.81.139.117121-81-139-117f1.osk2.eonet.ne.jp0
121.81.139.118121-81-139-118f1.osk2.eonet.ne.jp0
121.81.139.119121-81-139-119f1.osk2.eonet.ne.jp0
121.81.139.120121-81-139-120f1.osk2.eonet.ne.jp0
121.81.139.121121-81-139-121f1.osk2.eonet.ne.jp0
121.81.139.122121-81-139-122f1.osk2.eonet.ne.jp0
121.81.139.123121-81-139-123f1.osk2.eonet.ne.jp0
121.81.139.124121-81-139-124f1.osk2.eonet.ne.jp0
121.81.139.125121-81-139-125f1.osk2.eonet.ne.jp0
121.81.139.126121-81-139-126f1.osk2.eonet.ne.jp0
121.81.139.127121-81-139-127f1.osk2.eonet.ne.jp0
121.81.139.128121-81-139-128f1.osk2.eonet.ne.jp0
121.81.139.129121-81-139-129f1.osk2.eonet.ne.jp0
121.81.139.130121-81-139-130f1.osk2.eonet.ne.jp0
121.81.139.131121-81-139-131f1.osk2.eonet.ne.jp0
121.81.139.132121-81-139-132f1.osk2.eonet.ne.jp0
121.81.139.133121-81-139-133f1.osk2.eonet.ne.jp0
121.81.139.134121-81-139-134f1.osk2.eonet.ne.jp0
121.81.139.135121-81-139-135f1.osk2.eonet.ne.jp0
121.81.139.136121-81-139-136f1.osk2.eonet.ne.jp0
121.81.139.137121-81-139-137f1.osk2.eonet.ne.jp0
121.81.139.138121-81-139-138f1.osk2.eonet.ne.jp0
121.81.139.139121-81-139-139f1.osk2.eonet.ne.jp0
121.81.139.140121-81-139-140f1.osk2.eonet.ne.jp0
121.81.139.141121-81-139-141f1.osk2.eonet.ne.jp0
121.81.139.142121-81-139-142f1.osk2.eonet.ne.jp0
121.81.139.143121-81-139-143f1.osk2.eonet.ne.jp0
121.81.139.144121-81-139-144f1.osk2.eonet.ne.jp0
121.81.139.145121-81-139-145f1.osk2.eonet.ne.jp0
121.81.139.146121-81-139-146f1.osk2.eonet.ne.jp0
121.81.139.147121-81-139-147f1.osk2.eonet.ne.jp0
121.81.139.148121-81-139-148f1.osk2.eonet.ne.jp0
121.81.139.149121-81-139-149f1.osk2.eonet.ne.jp0
121.81.139.150121-81-139-150f1.osk2.eonet.ne.jp0
121.81.139.151121-81-139-151f1.osk2.eonet.ne.jp0
121.81.139.152121-81-139-152f1.osk2.eonet.ne.jp0
121.81.139.153121-81-139-153f1.osk2.eonet.ne.jp0
121.81.139.154121-81-139-154f1.osk2.eonet.ne.jp0
121.81.139.155121-81-139-155f1.osk2.eonet.ne.jp0
121.81.139.156121-81-139-156f1.osk2.eonet.ne.jp0
121.81.139.157121-81-139-157f1.osk2.eonet.ne.jp0
121.81.139.158121-81-139-158f1.osk2.eonet.ne.jp0
121.81.139.159121-81-139-159f1.osk2.eonet.ne.jp0
121.81.139.160121-81-139-160f1.osk2.eonet.ne.jp0
121.81.139.161121-81-139-161f1.osk2.eonet.ne.jp0
121.81.139.162121-81-139-162f1.osk2.eonet.ne.jp0
121.81.139.163121-81-139-163f1.osk2.eonet.ne.jp0
121.81.139.164121-81-139-164f1.osk2.eonet.ne.jp0
121.81.139.165121-81-139-165f1.osk2.eonet.ne.jp0
121.81.139.166121-81-139-166f1.osk2.eonet.ne.jp0
121.81.139.167121-81-139-167f1.osk2.eonet.ne.jp0
121.81.139.168121-81-139-168f1.osk2.eonet.ne.jp0
121.81.139.169121-81-139-169f1.osk2.eonet.ne.jp0
121.81.139.170121-81-139-170f1.osk2.eonet.ne.jp0
121.81.139.171121-81-139-171f1.osk2.eonet.ne.jp0
121.81.139.172121-81-139-172f1.osk2.eonet.ne.jp0
121.81.139.173121-81-139-173f1.osk2.eonet.ne.jp0
121.81.139.174121-81-139-174f1.osk2.eonet.ne.jp0
121.81.139.175121-81-139-175f1.osk2.eonet.ne.jp0
121.81.139.176121-81-139-176f1.osk2.eonet.ne.jp0
121.81.139.177121-81-139-177f1.osk2.eonet.ne.jp0
121.81.139.178121-81-139-178f1.osk2.eonet.ne.jp0
121.81.139.179121-81-139-179f1.osk2.eonet.ne.jp0
121.81.139.180121-81-139-180f1.osk2.eonet.ne.jp0
121.81.139.181121-81-139-181f1.osk2.eonet.ne.jp0
121.81.139.182121-81-139-182f1.osk2.eonet.ne.jp0
121.81.139.183121-81-139-183f1.osk2.eonet.ne.jp0
121.81.139.184121-81-139-184f1.osk2.eonet.ne.jp0
121.81.139.185121-81-139-185f1.osk2.eonet.ne.jp0
121.81.139.186121-81-139-186f1.osk2.eonet.ne.jp0
121.81.139.187121-81-139-187f1.osk2.eonet.ne.jp0
121.81.139.188121-81-139-188f1.osk2.eonet.ne.jp0
121.81.139.189121-81-139-189f1.osk2.eonet.ne.jp0
121.81.139.190121-81-139-190f1.osk2.eonet.ne.jp0
121.81.139.191121-81-139-191f1.osk2.eonet.ne.jp0
121.81.139.192121-81-139-192f1.osk2.eonet.ne.jp0
121.81.139.193121-81-139-193f1.osk2.eonet.ne.jp0
121.81.139.194121-81-139-194f1.osk2.eonet.ne.jp0
121.81.139.195121-81-139-195f1.osk2.eonet.ne.jp0
121.81.139.196121-81-139-196f1.osk2.eonet.ne.jp0
121.81.139.197121-81-139-197f1.osk2.eonet.ne.jp0
121.81.139.198121-81-139-198f1.osk2.eonet.ne.jp0
121.81.139.199121-81-139-199f1.osk2.eonet.ne.jp0
121.81.139.200121-81-139-200f1.osk2.eonet.ne.jp0
121.81.139.201121-81-139-201f1.osk2.eonet.ne.jp0
121.81.139.202121-81-139-202f1.osk2.eonet.ne.jp0
121.81.139.203121-81-139-203f1.osk2.eonet.ne.jp0
121.81.139.204121-81-139-204f1.osk2.eonet.ne.jp0
121.81.139.205121-81-139-205f1.osk2.eonet.ne.jp0
121.81.139.206121-81-139-206f1.osk2.eonet.ne.jp0
121.81.139.207121-81-139-207f1.osk2.eonet.ne.jp0
121.81.139.208121-81-139-208f1.osk2.eonet.ne.jp0
121.81.139.209121-81-139-209f1.osk2.eonet.ne.jp0
121.81.139.210121-81-139-210f1.osk2.eonet.ne.jp0
121.81.139.211121-81-139-211f1.osk2.eonet.ne.jp0
121.81.139.212121-81-139-212f1.osk2.eonet.ne.jp0
121.81.139.213121-81-139-213f1.osk2.eonet.ne.jp0
121.81.139.214121-81-139-214f1.osk2.eonet.ne.jp0
121.81.139.215121-81-139-215f1.osk2.eonet.ne.jp0
121.81.139.216121-81-139-216f1.osk2.eonet.ne.jp0
121.81.139.217121-81-139-217f1.osk2.eonet.ne.jp0
121.81.139.218121-81-139-218f1.osk2.eonet.ne.jp0
121.81.139.219121-81-139-219f1.osk2.eonet.ne.jp0
121.81.139.220121-81-139-220f1.osk2.eonet.ne.jp0
121.81.139.221121-81-139-221f1.osk2.eonet.ne.jp0
121.81.139.222121-81-139-222f1.osk2.eonet.ne.jp0
121.81.139.223121-81-139-223f1.osk2.eonet.ne.jp0
121.81.139.224121-81-139-224f1.osk2.eonet.ne.jp0
121.81.139.225121-81-139-225f1.osk2.eonet.ne.jp0
121.81.139.226121-81-139-226f1.osk2.eonet.ne.jp0
121.81.139.227121-81-139-227f1.osk2.eonet.ne.jp0
121.81.139.228121-81-139-228f1.osk2.eonet.ne.jp0
121.81.139.229121-81-139-229f1.osk2.eonet.ne.jp0
121.81.139.230121-81-139-230f1.osk2.eonet.ne.jp0
121.81.139.231121-81-139-231f1.osk2.eonet.ne.jp0
121.81.139.232121-81-139-232f1.osk2.eonet.ne.jp0
121.81.139.233121-81-139-233f1.osk2.eonet.ne.jp0
121.81.139.234121-81-139-234f1.osk2.eonet.ne.jp0
121.81.139.235121-81-139-235f1.osk2.eonet.ne.jp0
121.81.139.236121-81-139-236f1.osk2.eonet.ne.jp0
121.81.139.237121-81-139-237f1.osk2.eonet.ne.jp0
121.81.139.238121-81-139-238f1.osk2.eonet.ne.jp0
121.81.139.239121-81-139-239f1.osk2.eonet.ne.jp0
121.81.139.240121-81-139-240f1.osk2.eonet.ne.jp0
121.81.139.241121-81-139-241f1.osk2.eonet.ne.jp0
121.81.139.242121-81-139-242f1.osk2.eonet.ne.jp0
121.81.139.243121-81-139-243f1.osk2.eonet.ne.jp0
121.81.139.244121-81-139-244f1.osk2.eonet.ne.jp0
121.81.139.245121-81-139-245f1.osk2.eonet.ne.jp0
121.81.139.246121-81-139-246f1.osk2.eonet.ne.jp0
121.81.139.247121-81-139-247f1.osk2.eonet.ne.jp0
121.81.139.248121-81-139-248f1.osk2.eonet.ne.jp0
121.81.139.249121-81-139-249f1.osk2.eonet.ne.jp0
121.81.139.250121-81-139-250f1.osk2.eonet.ne.jp0
121.81.139.251121-81-139-251f1.osk2.eonet.ne.jp0
121.81.139.252121-81-139-252f1.osk2.eonet.ne.jp0
121.81.139.253121-81-139-253f1.osk2.eonet.ne.jp0
121.81.139.254121-81-139-254f1.osk2.eonet.ne.jp0
121.81.139.255121-81-139-255f1.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 121.81.139.242
traceroute to 121.81.139.242 (121.81.139.242): 64 hops max, 52 byte packets
3 [AS16509] 99.83.70.48 2.962 ms
4 [AS16509] 99.83.70.49 0.75 ms
5 [AS17511] 128.22.13.194 0.864 ms
Measurement taken from  IPinfo ProbeNet in Osaka, JP
On