IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 172.0.0.0/8
  3. 172.5.0.0/16
  4. 172.5.21.0/24

172.5.21.0/24 IP Range

Summary

ASNAS7018 AT&T Enterprises, LLC
BGP172.0.0.0/12
IPs with RDNS256
Hosted Domains0
Pingable IPs0
Router IPs0
172.5.21.0172-5-21-0.lightspeed.cicril.sbcglobal.net0
172.5.21.1172-5-21-1.lightspeed.cicril.sbcglobal.net0
172.5.21.2172-5-21-2.lightspeed.cicril.sbcglobal.net0
172.5.21.3172-5-21-3.lightspeed.cicril.sbcglobal.net0
172.5.21.4172-5-21-4.lightspeed.cicril.sbcglobal.net0
172.5.21.5172-5-21-5.lightspeed.cicril.sbcglobal.net0
172.5.21.6172-5-21-6.lightspeed.cicril.sbcglobal.net0
172.5.21.7172-5-21-7.lightspeed.cicril.sbcglobal.net0
172.5.21.8172-5-21-8.lightspeed.cicril.sbcglobal.net0
172.5.21.9172-5-21-9.lightspeed.cicril.sbcglobal.net0
172.5.21.10172-5-21-10.lightspeed.cicril.sbcglobal.net0
172.5.21.11172-5-21-11.lightspeed.cicril.sbcglobal.net0
172.5.21.12172-5-21-12.lightspeed.cicril.sbcglobal.net0
172.5.21.13172-5-21-13.lightspeed.cicril.sbcglobal.net0
172.5.21.14172-5-21-14.lightspeed.cicril.sbcglobal.net0
172.5.21.15172-5-21-15.lightspeed.cicril.sbcglobal.net0
172.5.21.16172-5-21-16.lightspeed.cicril.sbcglobal.net0
172.5.21.17172-5-21-17.lightspeed.cicril.sbcglobal.net0
172.5.21.18172-5-21-18.lightspeed.cicril.sbcglobal.net0
172.5.21.19172-5-21-19.lightspeed.cicril.sbcglobal.net0
172.5.21.20172-5-21-20.lightspeed.cicril.sbcglobal.net0
172.5.21.21172-5-21-21.lightspeed.cicril.sbcglobal.net0
172.5.21.22172-5-21-22.lightspeed.cicril.sbcglobal.net0
172.5.21.23172-5-21-23.lightspeed.cicril.sbcglobal.net0
172.5.21.24172-5-21-24.lightspeed.cicril.sbcglobal.net0
172.5.21.25172-5-21-25.lightspeed.cicril.sbcglobal.net0
172.5.21.26172-5-21-26.lightspeed.cicril.sbcglobal.net0
172.5.21.27172-5-21-27.lightspeed.cicril.sbcglobal.net0
172.5.21.28172-5-21-28.lightspeed.cicril.sbcglobal.net0
172.5.21.29172-5-21-29.lightspeed.cicril.sbcglobal.net0
172.5.21.30172-5-21-30.lightspeed.cicril.sbcglobal.net0
172.5.21.31172-5-21-31.lightspeed.cicril.sbcglobal.net0
172.5.21.32172-5-21-32.lightspeed.cicril.sbcglobal.net0
172.5.21.33172-5-21-33.lightspeed.cicril.sbcglobal.net0
172.5.21.34172-5-21-34.lightspeed.cicril.sbcglobal.net0
172.5.21.35172-5-21-35.lightspeed.cicril.sbcglobal.net0
172.5.21.36172-5-21-36.lightspeed.cicril.sbcglobal.net0
172.5.21.37172-5-21-37.lightspeed.cicril.sbcglobal.net0
172.5.21.38172-5-21-38.lightspeed.cicril.sbcglobal.net0
172.5.21.39172-5-21-39.lightspeed.cicril.sbcglobal.net0
172.5.21.40172-5-21-40.lightspeed.cicril.sbcglobal.net0
172.5.21.41172-5-21-41.lightspeed.cicril.sbcglobal.net0
172.5.21.42172-5-21-42.lightspeed.cicril.sbcglobal.net0
172.5.21.43172-5-21-43.lightspeed.cicril.sbcglobal.net0
172.5.21.44172-5-21-44.lightspeed.cicril.sbcglobal.net0
172.5.21.45172-5-21-45.lightspeed.cicril.sbcglobal.net0
172.5.21.46172-5-21-46.lightspeed.cicril.sbcglobal.net0
172.5.21.47172-5-21-47.lightspeed.cicril.sbcglobal.net0
172.5.21.48172-5-21-48.lightspeed.cicril.sbcglobal.net0
172.5.21.49172-5-21-49.lightspeed.cicril.sbcglobal.net0
172.5.21.50172-5-21-50.lightspeed.cicril.sbcglobal.net0
172.5.21.51172-5-21-51.lightspeed.cicril.sbcglobal.net0
172.5.21.52172-5-21-52.lightspeed.cicril.sbcglobal.net0
172.5.21.53172-5-21-53.lightspeed.cicril.sbcglobal.net0
172.5.21.54172-5-21-54.lightspeed.cicril.sbcglobal.net0
172.5.21.55172-5-21-55.lightspeed.cicril.sbcglobal.net0
172.5.21.56172-5-21-56.lightspeed.cicril.sbcglobal.net0
172.5.21.57172-5-21-57.lightspeed.cicril.sbcglobal.net0
172.5.21.58172-5-21-58.lightspeed.cicril.sbcglobal.net0
172.5.21.59172-5-21-59.lightspeed.cicril.sbcglobal.net0
172.5.21.60172-5-21-60.lightspeed.cicril.sbcglobal.net0
172.5.21.61172-5-21-61.lightspeed.cicril.sbcglobal.net0
172.5.21.62172-5-21-62.lightspeed.cicril.sbcglobal.net0
172.5.21.63172-5-21-63.lightspeed.cicril.sbcglobal.net0
172.5.21.64172-5-21-64.lightspeed.cicril.sbcglobal.net0
172.5.21.65172-5-21-65.lightspeed.cicril.sbcglobal.net0
172.5.21.66172-5-21-66.lightspeed.cicril.sbcglobal.net0
172.5.21.67172-5-21-67.lightspeed.cicril.sbcglobal.net0
172.5.21.68172-5-21-68.lightspeed.cicril.sbcglobal.net0
172.5.21.69172-5-21-69.lightspeed.cicril.sbcglobal.net0
172.5.21.70172-5-21-70.lightspeed.cicril.sbcglobal.net0
172.5.21.71172-5-21-71.lightspeed.cicril.sbcglobal.net0
172.5.21.72172-5-21-72.lightspeed.cicril.sbcglobal.net0
172.5.21.73172-5-21-73.lightspeed.cicril.sbcglobal.net0
172.5.21.74172-5-21-74.lightspeed.cicril.sbcglobal.net0
172.5.21.75172-5-21-75.lightspeed.cicril.sbcglobal.net0
172.5.21.76172-5-21-76.lightspeed.cicril.sbcglobal.net0
172.5.21.77172-5-21-77.lightspeed.cicril.sbcglobal.net0
172.5.21.78172-5-21-78.lightspeed.cicril.sbcglobal.net0
172.5.21.79172-5-21-79.lightspeed.cicril.sbcglobal.net0
172.5.21.80172-5-21-80.lightspeed.cicril.sbcglobal.net0
172.5.21.81172-5-21-81.lightspeed.cicril.sbcglobal.net0
172.5.21.82172-5-21-82.lightspeed.cicril.sbcglobal.net0
172.5.21.83172-5-21-83.lightspeed.cicril.sbcglobal.net0
172.5.21.84172-5-21-84.lightspeed.cicril.sbcglobal.net0
172.5.21.85172-5-21-85.lightspeed.cicril.sbcglobal.net0
172.5.21.86172-5-21-86.lightspeed.cicril.sbcglobal.net0
172.5.21.87172-5-21-87.lightspeed.cicril.sbcglobal.net0
172.5.21.88172-5-21-88.lightspeed.cicril.sbcglobal.net0
172.5.21.89172-5-21-89.lightspeed.cicril.sbcglobal.net0
172.5.21.90172-5-21-90.lightspeed.cicril.sbcglobal.net0
172.5.21.91172-5-21-91.lightspeed.cicril.sbcglobal.net0
172.5.21.92172-5-21-92.lightspeed.cicril.sbcglobal.net0
172.5.21.93172-5-21-93.lightspeed.cicril.sbcglobal.net0
172.5.21.94172-5-21-94.lightspeed.cicril.sbcglobal.net0
172.5.21.95172-5-21-95.lightspeed.cicril.sbcglobal.net0
172.5.21.96172-5-21-96.lightspeed.cicril.sbcglobal.net0
172.5.21.97172-5-21-97.lightspeed.cicril.sbcglobal.net0
172.5.21.98172-5-21-98.lightspeed.cicril.sbcglobal.net0
172.5.21.99172-5-21-99.lightspeed.cicril.sbcglobal.net0
172.5.21.100172-5-21-100.lightspeed.cicril.sbcglobal.net0
172.5.21.101172-5-21-101.lightspeed.cicril.sbcglobal.net0
172.5.21.102172-5-21-102.lightspeed.cicril.sbcglobal.net0
172.5.21.103172-5-21-103.lightspeed.cicril.sbcglobal.net0
172.5.21.104172-5-21-104.lightspeed.cicril.sbcglobal.net0
172.5.21.105172-5-21-105.lightspeed.cicril.sbcglobal.net0
172.5.21.106172-5-21-106.lightspeed.cicril.sbcglobal.net0
172.5.21.107172-5-21-107.lightspeed.cicril.sbcglobal.net0
172.5.21.108172-5-21-108.lightspeed.cicril.sbcglobal.net0
172.5.21.109172-5-21-109.lightspeed.cicril.sbcglobal.net0
172.5.21.110172-5-21-110.lightspeed.cicril.sbcglobal.net0
172.5.21.111172-5-21-111.lightspeed.cicril.sbcglobal.net0
172.5.21.112172-5-21-112.lightspeed.cicril.sbcglobal.net0
172.5.21.113172-5-21-113.lightspeed.cicril.sbcglobal.net0
172.5.21.114172-5-21-114.lightspeed.cicril.sbcglobal.net0
172.5.21.115172-5-21-115.lightspeed.cicril.sbcglobal.net0
172.5.21.116172-5-21-116.lightspeed.cicril.sbcglobal.net0
172.5.21.117172-5-21-117.lightspeed.cicril.sbcglobal.net0
172.5.21.118172-5-21-118.lightspeed.cicril.sbcglobal.net0
172.5.21.119172-5-21-119.lightspeed.cicril.sbcglobal.net0
172.5.21.120172-5-21-120.lightspeed.cicril.sbcglobal.net0
172.5.21.121172-5-21-121.lightspeed.cicril.sbcglobal.net0
172.5.21.122172-5-21-122.lightspeed.cicril.sbcglobal.net0
172.5.21.123172-5-21-123.lightspeed.cicril.sbcglobal.net0
172.5.21.124172-5-21-124.lightspeed.cicril.sbcglobal.net0
172.5.21.125172-5-21-125.lightspeed.cicril.sbcglobal.net0
172.5.21.126172-5-21-126.lightspeed.cicril.sbcglobal.net0
172.5.21.127172-5-21-127.lightspeed.cicril.sbcglobal.net0
172.5.21.128172-5-21-128.lightspeed.cicril.sbcglobal.net0
172.5.21.129172-5-21-129.lightspeed.cicril.sbcglobal.net0
172.5.21.130172-5-21-130.lightspeed.cicril.sbcglobal.net0
172.5.21.131172-5-21-131.lightspeed.cicril.sbcglobal.net0
172.5.21.132172-5-21-132.lightspeed.cicril.sbcglobal.net0
172.5.21.133172-5-21-133.lightspeed.cicril.sbcglobal.net0
172.5.21.134172-5-21-134.lightspeed.cicril.sbcglobal.net0
172.5.21.135172-5-21-135.lightspeed.cicril.sbcglobal.net0
172.5.21.136172-5-21-136.lightspeed.cicril.sbcglobal.net0
172.5.21.137172-5-21-137.lightspeed.cicril.sbcglobal.net0
172.5.21.138172-5-21-138.lightspeed.cicril.sbcglobal.net0
172.5.21.139172-5-21-139.lightspeed.cicril.sbcglobal.net0
172.5.21.140172-5-21-140.lightspeed.cicril.sbcglobal.net0
172.5.21.141172-5-21-141.lightspeed.cicril.sbcglobal.net0
172.5.21.142172-5-21-142.lightspeed.cicril.sbcglobal.net0
172.5.21.143172-5-21-143.lightspeed.cicril.sbcglobal.net0
172.5.21.144172-5-21-144.lightspeed.cicril.sbcglobal.net0
172.5.21.145172-5-21-145.lightspeed.cicril.sbcglobal.net0
172.5.21.146172-5-21-146.lightspeed.cicril.sbcglobal.net0
172.5.21.147172-5-21-147.lightspeed.cicril.sbcglobal.net0
172.5.21.148172-5-21-148.lightspeed.cicril.sbcglobal.net0
172.5.21.149172-5-21-149.lightspeed.cicril.sbcglobal.net0
172.5.21.150172-5-21-150.lightspeed.cicril.sbcglobal.net0
172.5.21.151172-5-21-151.lightspeed.cicril.sbcglobal.net0
172.5.21.152172-5-21-152.lightspeed.cicril.sbcglobal.net0
172.5.21.153172-5-21-153.lightspeed.cicril.sbcglobal.net0
172.5.21.154172-5-21-154.lightspeed.cicril.sbcglobal.net0
172.5.21.155172-5-21-155.lightspeed.cicril.sbcglobal.net0
172.5.21.156172-5-21-156.lightspeed.cicril.sbcglobal.net0
172.5.21.157172-5-21-157.lightspeed.cicril.sbcglobal.net0
172.5.21.158172-5-21-158.lightspeed.cicril.sbcglobal.net0
172.5.21.159172-5-21-159.lightspeed.cicril.sbcglobal.net0
172.5.21.160172-5-21-160.lightspeed.cicril.sbcglobal.net0
172.5.21.161172-5-21-161.lightspeed.cicril.sbcglobal.net0
172.5.21.162172-5-21-162.lightspeed.cicril.sbcglobal.net0
172.5.21.163172-5-21-163.lightspeed.cicril.sbcglobal.net0
172.5.21.164172-5-21-164.lightspeed.cicril.sbcglobal.net0
172.5.21.165172-5-21-165.lightspeed.cicril.sbcglobal.net0
172.5.21.166172-5-21-166.lightspeed.cicril.sbcglobal.net0
172.5.21.167172-5-21-167.lightspeed.cicril.sbcglobal.net0
172.5.21.168172-5-21-168.lightspeed.cicril.sbcglobal.net0
172.5.21.169172-5-21-169.lightspeed.cicril.sbcglobal.net0
172.5.21.170172-5-21-170.lightspeed.cicril.sbcglobal.net0
172.5.21.171172-5-21-171.lightspeed.cicril.sbcglobal.net0
172.5.21.172172-5-21-172.lightspeed.cicril.sbcglobal.net0
172.5.21.173172-5-21-173.lightspeed.cicril.sbcglobal.net0
172.5.21.174172-5-21-174.lightspeed.cicril.sbcglobal.net0
172.5.21.175172-5-21-175.lightspeed.cicril.sbcglobal.net0
172.5.21.176172-5-21-176.lightspeed.cicril.sbcglobal.net0
172.5.21.177172-5-21-177.lightspeed.cicril.sbcglobal.net0
172.5.21.178172-5-21-178.lightspeed.cicril.sbcglobal.net0
172.5.21.179172-5-21-179.lightspeed.cicril.sbcglobal.net0
172.5.21.180172-5-21-180.lightspeed.cicril.sbcglobal.net0
172.5.21.181172-5-21-181.lightspeed.cicril.sbcglobal.net0
172.5.21.182172-5-21-182.lightspeed.cicril.sbcglobal.net0
172.5.21.183172-5-21-183.lightspeed.cicril.sbcglobal.net0
172.5.21.184172-5-21-184.lightspeed.cicril.sbcglobal.net0
172.5.21.185172-5-21-185.lightspeed.cicril.sbcglobal.net0
172.5.21.186172-5-21-186.lightspeed.cicril.sbcglobal.net0
172.5.21.187172-5-21-187.lightspeed.cicril.sbcglobal.net0
172.5.21.188172-5-21-188.lightspeed.cicril.sbcglobal.net0
172.5.21.189172-5-21-189.lightspeed.cicril.sbcglobal.net0
172.5.21.190172-5-21-190.lightspeed.cicril.sbcglobal.net0
172.5.21.191172-5-21-191.lightspeed.cicril.sbcglobal.net0
172.5.21.192172-5-21-192.lightspeed.cicril.sbcglobal.net0
172.5.21.193172-5-21-193.lightspeed.cicril.sbcglobal.net0
172.5.21.194172-5-21-194.lightspeed.cicril.sbcglobal.net0
172.5.21.195172-5-21-195.lightspeed.cicril.sbcglobal.net0
172.5.21.196172-5-21-196.lightspeed.cicril.sbcglobal.net0
172.5.21.197172-5-21-197.lightspeed.cicril.sbcglobal.net0
172.5.21.198172-5-21-198.lightspeed.cicril.sbcglobal.net0
172.5.21.199172-5-21-199.lightspeed.cicril.sbcglobal.net0
172.5.21.200172-5-21-200.lightspeed.cicril.sbcglobal.net0
172.5.21.201172-5-21-201.lightspeed.cicril.sbcglobal.net0
172.5.21.202172-5-21-202.lightspeed.cicril.sbcglobal.net0
172.5.21.203172-5-21-203.lightspeed.cicril.sbcglobal.net0
172.5.21.204172-5-21-204.lightspeed.cicril.sbcglobal.net0
172.5.21.205172-5-21-205.lightspeed.cicril.sbcglobal.net0
172.5.21.206172-5-21-206.lightspeed.cicril.sbcglobal.net0
172.5.21.207172-5-21-207.lightspeed.cicril.sbcglobal.net0
172.5.21.208172-5-21-208.lightspeed.cicril.sbcglobal.net0
172.5.21.209172-5-21-209.lightspeed.cicril.sbcglobal.net0
172.5.21.210172-5-21-210.lightspeed.cicril.sbcglobal.net0
172.5.21.211172-5-21-211.lightspeed.cicril.sbcglobal.net0
172.5.21.212172-5-21-212.lightspeed.cicril.sbcglobal.net0
172.5.21.213172-5-21-213.lightspeed.cicril.sbcglobal.net0
172.5.21.214172-5-21-214.lightspeed.cicril.sbcglobal.net0
172.5.21.215172-5-21-215.lightspeed.cicril.sbcglobal.net0
172.5.21.216172-5-21-216.lightspeed.cicril.sbcglobal.net0
172.5.21.217172-5-21-217.lightspeed.cicril.sbcglobal.net0
172.5.21.218172-5-21-218.lightspeed.cicril.sbcglobal.net0
172.5.21.219172-5-21-219.lightspeed.cicril.sbcglobal.net0
172.5.21.220172-5-21-220.lightspeed.cicril.sbcglobal.net0
172.5.21.221172-5-21-221.lightspeed.cicril.sbcglobal.net0
172.5.21.222172-5-21-222.lightspeed.cicril.sbcglobal.net0
172.5.21.223172-5-21-223.lightspeed.cicril.sbcglobal.net0
172.5.21.224172-5-21-224.lightspeed.cicril.sbcglobal.net0
172.5.21.225172-5-21-225.lightspeed.cicril.sbcglobal.net0
172.5.21.226172-5-21-226.lightspeed.cicril.sbcglobal.net0
172.5.21.227172-5-21-227.lightspeed.cicril.sbcglobal.net0
172.5.21.228172-5-21-228.lightspeed.cicril.sbcglobal.net0
172.5.21.229172-5-21-229.lightspeed.cicril.sbcglobal.net0
172.5.21.230172-5-21-230.lightspeed.cicril.sbcglobal.net0
172.5.21.231172-5-21-231.lightspeed.cicril.sbcglobal.net0
172.5.21.232172-5-21-232.lightspeed.cicril.sbcglobal.net0
172.5.21.233172-5-21-233.lightspeed.cicril.sbcglobal.net0
172.5.21.234172-5-21-234.lightspeed.cicril.sbcglobal.net0
172.5.21.235172-5-21-235.lightspeed.cicril.sbcglobal.net0
172.5.21.236172-5-21-236.lightspeed.cicril.sbcglobal.net0
172.5.21.237172-5-21-237.lightspeed.cicril.sbcglobal.net0
172.5.21.238172-5-21-238.lightspeed.cicril.sbcglobal.net0
172.5.21.239172-5-21-239.lightspeed.cicril.sbcglobal.net0
172.5.21.240172-5-21-240.lightspeed.cicril.sbcglobal.net0
172.5.21.241172-5-21-241.lightspeed.cicril.sbcglobal.net0
172.5.21.242172-5-21-242.lightspeed.cicril.sbcglobal.net0
172.5.21.243172-5-21-243.lightspeed.cicril.sbcglobal.net0
172.5.21.244172-5-21-244.lightspeed.cicril.sbcglobal.net0
172.5.21.245172-5-21-245.lightspeed.cicril.sbcglobal.net0
172.5.21.246172-5-21-246.lightspeed.cicril.sbcglobal.net0
172.5.21.247172-5-21-247.lightspeed.cicril.sbcglobal.net0
172.5.21.248172-5-21-248.lightspeed.cicril.sbcglobal.net0
172.5.21.249172-5-21-249.lightspeed.cicril.sbcglobal.net0
172.5.21.250172-5-21-250.lightspeed.cicril.sbcglobal.net0
172.5.21.251172-5-21-251.lightspeed.cicril.sbcglobal.net0
172.5.21.252172-5-21-252.lightspeed.cicril.sbcglobal.net0
172.5.21.253172-5-21-253.lightspeed.cicril.sbcglobal.net0
172.5.21.254172-5-21-254.lightspeed.cicril.sbcglobal.net0
172.5.21.255172-5-21-255.lightspeed.cicril.sbcglobal.net0

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f3 -m9 172.5.21.7
traceroute to 172.5.21.7 (172.5.21.7): 9 hops max, 52 byte packets
3 [] 15.230.139.130 356.441 ms
4 *
5 *
6 [AS7018] 12.88.245.30 2.194 ms
7 *
8 *
9 *
Measurement taken from  IPinfo ProbeNet in Kansas City, US
On