IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 74.0.0.0/8
  3. 74.43.0.0/16
  4. 74.43.163.0/24

74.43.163.0/24 IP Range

Summary

ASNAS5650 Frontier Communications of America, Inc.
BGP74.32.0.0/12
IPs with RDNS256
Hosted Domains0
Pingable IPs249
Router IPs0
74.43.163.074-43-163-0.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.174-43-163-1.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.274-43-163-2.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.374-43-163-3.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.474-43-163-4.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.574-43-163-5.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.674-43-163-6.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.774-43-163-7.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.874-43-163-8.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.974-43-163-9.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1074-43-163-10.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1174-43-163-11.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1274-43-163-12.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1374-43-163-13.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1474-43-163-14.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1574-43-163-15.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1674-43-163-16.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1774-43-163-17.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1874-43-163-18.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.1974-43-163-19.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2074-43-163-20.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2174-43-163-21.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2274-43-163-22.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2374-43-163-23.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2474-43-163-24.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2574-43-163-25.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2674-43-163-26.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2774-43-163-27.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2874-43-163-28.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.2974-43-163-29.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3074-43-163-30.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3174-43-163-31.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3274-43-163-32.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3374-43-163-33.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3474-43-163-34.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3574-43-163-35.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3674-43-163-36.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3774-43-163-37.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3874-43-163-38.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.3974-43-163-39.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4074-43-163-40.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4174-43-163-41.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4274-43-163-42.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4374-43-163-43.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4474-43-163-44.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4574-43-163-45.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4674-43-163-46.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4774-43-163-47.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4874-43-163-48.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.4974-43-163-49.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5074-43-163-50.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5174-43-163-51.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5274-43-163-52.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5374-43-163-53.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5474-43-163-54.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5574-43-163-55.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5674-43-163-56.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5774-43-163-57.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5874-43-163-58.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.5974-43-163-59.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6074-43-163-60.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6174-43-163-61.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6274-43-163-62.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6374-43-163-63.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6474-43-163-64.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6574-43-163-65.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6674-43-163-66.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6774-43-163-67.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6874-43-163-68.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.6974-43-163-69.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7074-43-163-70.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7174-43-163-71.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7274-43-163-72.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7374-43-163-73.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7474-43-163-74.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7574-43-163-75.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7674-43-163-76.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7774-43-163-77.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7874-43-163-78.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.7974-43-163-79.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8074-43-163-80.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8174-43-163-81.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8274-43-163-82.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8374-43-163-83.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8474-43-163-84.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8574-43-163-85.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8674-43-163-86.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8774-43-163-87.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8874-43-163-88.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.8974-43-163-89.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9074-43-163-90.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9174-43-163-91.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9274-43-163-92.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9374-43-163-93.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9474-43-163-94.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9574-43-163-95.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9674-43-163-96.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9774-43-163-97.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9874-43-163-98.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.9974-43-163-99.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10074-43-163-100.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10174-43-163-101.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10274-43-163-102.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10374-43-163-103.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10474-43-163-104.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10574-43-163-105.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10674-43-163-106.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10774-43-163-107.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10874-43-163-108.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.10974-43-163-109.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11074-43-163-110.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11174-43-163-111.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11274-43-163-112.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11374-43-163-113.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11474-43-163-114.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11574-43-163-115.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11674-43-163-116.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11774-43-163-117.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11874-43-163-118.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.11974-43-163-119.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12074-43-163-120.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12174-43-163-121.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12274-43-163-122.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12374-43-163-123.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12474-43-163-124.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12574-43-163-125.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12674-43-163-126.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12774-43-163-127.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12874-43-163-128.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.12974-43-163-129.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13074-43-163-130.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13174-43-163-131.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13274-43-163-132.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13374-43-163-133.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13474-43-163-134.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13574-43-163-135.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13674-43-163-136.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13774-43-163-137.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13874-43-163-138.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.13974-43-163-139.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14074-43-163-140.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14174-43-163-141.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14274-43-163-142.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14374-43-163-143.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14474-43-163-144.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14574-43-163-145.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14674-43-163-146.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14774-43-163-147.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14874-43-163-148.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.14974-43-163-149.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15074-43-163-150.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15174-43-163-151.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15274-43-163-152.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15374-43-163-153.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15474-43-163-154.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15574-43-163-155.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15674-43-163-156.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15774-43-163-157.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15874-43-163-158.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.15974-43-163-159.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16074-43-163-160.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16174-43-163-161.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16274-43-163-162.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16374-43-163-163.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16474-43-163-164.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16574-43-163-165.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16674-43-163-166.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16774-43-163-167.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16874-43-163-168.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.16974-43-163-169.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17074-43-163-170.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17174-43-163-171.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17274-43-163-172.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17374-43-163-173.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17474-43-163-174.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17574-43-163-175.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17674-43-163-176.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17774-43-163-177.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17874-43-163-178.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.17974-43-163-179.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18074-43-163-180.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18174-43-163-181.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18274-43-163-182.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18374-43-163-183.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18474-43-163-184.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18574-43-163-185.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18674-43-163-186.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18774-43-163-187.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18874-43-163-188.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.18974-43-163-189.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19074-43-163-190.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19174-43-163-191.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19274-43-163-192.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19374-43-163-193.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19474-43-163-194.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19574-43-163-195.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19674-43-163-196.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19774-43-163-197.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19874-43-163-198.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.19974-43-163-199.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20074-43-163-200.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20174-43-163-201.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20274-43-163-202.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20374-43-163-203.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20474-43-163-204.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20574-43-163-205.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20674-43-163-206.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20774-43-163-207.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20874-43-163-208.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.20974-43-163-209.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21074-43-163-210.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21174-43-163-211.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21274-43-163-212.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21374-43-163-213.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21474-43-163-214.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21574-43-163-215.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21674-43-163-216.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21774-43-163-217.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21874-43-163-218.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.21974-43-163-219.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22074-43-163-220.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22174-43-163-221.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22274-43-163-222.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22374-43-163-223.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22474-43-163-224.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22574-43-163-225.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22674-43-163-226.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22774-43-163-227.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22874-43-163-228.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.22974-43-163-229.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23074-43-163-230.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23174-43-163-231.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23274-43-163-232.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23374-43-163-233.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23474-43-163-234.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23574-43-163-235.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23674-43-163-236.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23774-43-163-237.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23874-43-163-238.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.23974-43-163-239.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24074-43-163-240.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24174-43-163-241.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24274-43-163-242.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24374-43-163-243.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24474-43-163-244.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24574-43-163-245.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24674-43-163-246.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24774-43-163-247.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24874-43-163-248.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.24974-43-163-249.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.25074-43-163-250.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.25174-43-163-251.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.25274-43-163-252.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.25374-43-163-253.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.25474-43-163-254.bng01.chtn.wv.ip.frontiernet.net0
74.43.163.25574-43-163-255.bng01.chtn.wv.ip.frontiernet.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 74.43.163.175
traceroute to 74.43.163.175 (74.43.163.175): 64 hops max, 52 byte packets
3 [AS749] 21.252.32.1 0.919 ms
4 *
5 [AS4134] 36.103.191.213 0.584 ms
6 *
7 *
8 *
9 *
10 [AS4134] 202.97.51.193 254.045 ms
11 *
12 [AS174] 154.54.169.37 173.815 ms
13 [AS174] 154.54.40.158 182.858 ms
14 [AS174] 154.54.42.102 180.004 ms
15 [AS174] 38.140.128.210 210.488 ms
16 *
17 [AS5650] 184.19.250.112 234.278 ms
18 [AS5650] 74.43.163.175 235.977 ms
Measurement taken from  IPinfo ProbeNet in Zhongwei, CN
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