IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 81.0.0.0/8
  3. 81.138.0.0/16
  4. 81.138.91.0/24

81.138.91.0/24 IP Range

Summary

ASNAS2856 British Telecommunications PLC
BGP81.128.0.0/12
IPs with RDNS256
Hosted Domains0
Pingable IPs4
Router IPs1
81.138.91.0host81-138-91-0.in-addr.btopenworld.com0
81.138.91.1host81-138-91-1.in-addr.btopenworld.com0
81.138.91.2host81-138-91-2.in-addr.btopenworld.com0
81.138.91.3host81-138-91-3.in-addr.btopenworld.com0
81.138.91.4host81-138-91-4.in-addr.btopenworld.com0
81.138.91.5host81-138-91-5.in-addr.btopenworld.com0
81.138.91.6host81-138-91-6.in-addr.btopenworld.com0
81.138.91.7host81-138-91-7.in-addr.btopenworld.com0
81.138.91.8host81-138-91-8.in-addr.btopenworld.com0
81.138.91.9host81-138-91-9.in-addr.btopenworld.com0
81.138.91.10host81-138-91-10.in-addr.btopenworld.com0
81.138.91.11host81-138-91-11.in-addr.btopenworld.com0
81.138.91.12host81-138-91-12.in-addr.btopenworld.com0
81.138.91.13host81-138-91-13.in-addr.btopenworld.com0
81.138.91.14host81-138-91-14.in-addr.btopenworld.com0
81.138.91.15host81-138-91-15.in-addr.btopenworld.com0
81.138.91.16host81-138-91-16.in-addr.btopenworld.com0
81.138.91.17host81-138-91-17.in-addr.btopenworld.com0
81.138.91.18mailgate.britainsbestbreaks.tv0
81.138.91.19host81-138-91-19.in-addr.btopenworld.com0
81.138.91.20host81-138-91-20.in-addr.btopenworld.com0
81.138.91.21host81-138-91-21.in-addr.btopenworld.com0
81.138.91.22host81-138-91-22.in-addr.btopenworld.com0
81.138.91.23host81-138-91-23.in-addr.btopenworld.com0
81.138.91.24host81-138-91-24.in-addr.btopenworld.com0
81.138.91.25mail.salters.co.uk0
81.138.91.26host81-138-91-26.in-addr.btopenworld.com0
81.138.91.27host81-138-91-27.in-addr.btopenworld.com0
81.138.91.28host81-138-91-28.in-addr.btopenworld.com0
81.138.91.29host81-138-91-29.in-addr.btopenworld.com0
81.138.91.30host81-138-91-30.in-addr.btopenworld.com0
81.138.91.31host81-138-91-31.in-addr.btopenworld.com0
81.138.91.32host81-138-91-32.in-addr.btopenworld.com0
81.138.91.33host81-138-91-33.in-addr.btopenworld.com0
81.138.91.34host81-138-91-34.in-addr.btopenworld.com0
81.138.91.35host81-138-91-35.in-addr.btopenworld.com0
81.138.91.36host81-138-91-36.in-addr.btopenworld.com0
81.138.91.37host81-138-91-37.in-addr.btopenworld.com0
81.138.91.38host81-138-91-38.in-addr.btopenworld.com0
81.138.91.39host81-138-91-39.in-addr.btopenworld.com0
81.138.91.40host81-138-91-40.in-addr.btopenworld.com0
81.138.91.41host81-138-91-41.in-addr.btopenworld.com0
81.138.91.42host81-138-91-42.in-addr.btopenworld.com0
81.138.91.43host81-138-91-43.in-addr.btopenworld.com0
81.138.91.44host81-138-91-44.in-addr.btopenworld.com0
81.138.91.45host81-138-91-45.in-addr.btopenworld.com0
81.138.91.46host81-138-91-46.in-addr.btopenworld.com0
81.138.91.47host81-138-91-47.in-addr.btopenworld.com0
81.138.91.48host81-138-91-48.in-addr.btopenworld.com0
81.138.91.49host81-138-91-49.in-addr.btopenworld.com0
81.138.91.50host81-138-91-50.in-addr.btopenworld.com0
81.138.91.51host81-138-91-51.in-addr.btopenworld.com0
81.138.91.52host81-138-91-52.in-addr.btopenworld.com0
81.138.91.53host81-138-91-53.in-addr.btopenworld.com0
81.138.91.54host81-138-91-54.in-addr.btopenworld.com0
81.138.91.55host81-138-91-55.in-addr.btopenworld.com0
81.138.91.56host81-138-91-56.in-addr.btopenworld.com0
81.138.91.57host81-138-91-57.in-addr.btopenworld.com0
81.138.91.58mail.advance.tv0
81.138.91.59host81-138-91-59.in-addr.btopenworld.com0
81.138.91.60host81-138-91-60.in-addr.btopenworld.com0
81.138.91.61host81-138-91-61.in-addr.btopenworld.com0
81.138.91.62host81-138-91-62.in-addr.btopenworld.com0
81.138.91.63host81-138-91-63.in-addr.btopenworld.com0
81.138.91.64host81-138-91-64.in-addr.btopenworld.com0
81.138.91.65host81-138-91-65.in-addr.btopenworld.com0
81.138.91.66host81-138-91-66.in-addr.btopenworld.com0
81.138.91.67host81-138-91-67.in-addr.btopenworld.com0
81.138.91.68host81-138-91-68.in-addr.btopenworld.com0
81.138.91.69host81-138-91-69.in-addr.btopenworld.com0
81.138.91.70host81-138-91-70.in-addr.btopenworld.com0
81.138.91.71host81-138-91-71.in-addr.btopenworld.com0
81.138.91.72host81-138-91-72.in-addr.btopenworld.com0
81.138.91.73host81-138-91-73.in-addr.btopenworld.com0
81.138.91.74host81-138-91-74.in-addr.btopenworld.com0
81.138.91.75host81-138-91-75.in-addr.btopenworld.com0
81.138.91.76host81-138-91-76.in-addr.btopenworld.com0
81.138.91.77host81-138-91-77.in-addr.btopenworld.com0
81.138.91.78host81-138-91-78.in-addr.btopenworld.com0
81.138.91.79host81-138-91-79.in-addr.btopenworld.com0
81.138.91.80host81-138-91-80.in-addr.btopenworld.com0
81.138.91.81host81-138-91-81.in-addr.btopenworld.com0
81.138.91.82host81-138-91-82.in-addr.btopenworld.com0
81.138.91.83host81-138-91-83.in-addr.btopenworld.com0
81.138.91.84host81-138-91-84.in-addr.btopenworld.com0
81.138.91.85host81-138-91-85.in-addr.btopenworld.com0
81.138.91.86host81-138-91-86.in-addr.btopenworld.com0
81.138.91.87host81-138-91-87.in-addr.btopenworld.com0
81.138.91.88host81-138-91-88.in-addr.btopenworld.com0
81.138.91.89host81-138-91-89.in-addr.btopenworld.com0
81.138.91.90host81-138-91-90.in-addr.btopenworld.com0
81.138.91.91host81-138-91-91.in-addr.btopenworld.com0
81.138.91.92host81-138-91-92.in-addr.btopenworld.com0
81.138.91.93host81-138-91-93.in-addr.btopenworld.com0
81.138.91.94host81-138-91-94.in-addr.btopenworld.com0
81.138.91.95host81-138-91-95.in-addr.btopenworld.com0
81.138.91.96host81-138-91-96.in-addr.btopenworld.com0
81.138.91.97host81-138-91-97.in-addr.btopenworld.com0
81.138.91.98host81-138-91-98.in-addr.btopenworld.com0
81.138.91.99host81-138-91-99.in-addr.btopenworld.com0
81.138.91.100host81-138-91-100.in-addr.btopenworld.com0
81.138.91.101host81-138-91-101.in-addr.btopenworld.com0
81.138.91.102host81-138-91-102.in-addr.btopenworld.com0
81.138.91.103host81-138-91-103.in-addr.btopenworld.com0
81.138.91.104host81-138-91-104.in-addr.btopenworld.com0
81.138.91.105mail.datasharp.co.uk0
81.138.91.106host81-138-91-106.in-addr.btopenworld.com0
81.138.91.107host81-138-91-107.in-addr.btopenworld.com0
81.138.91.108mail.datasharp.co.uk0
81.138.91.109host81-138-91-109.in-addr.btopenworld.com0
81.138.91.110host81-138-91-110.in-addr.btopenworld.com0
81.138.91.111host81-138-91-111.in-addr.btopenworld.com0
81.138.91.112host81-138-91-112.in-addr.btopenworld.com0
81.138.91.113host81-138-91-113.in-addr.btopenworld.com0
81.138.91.114host81-138-91-114.in-addr.btopenworld.com0
81.138.91.115host81-138-91-115.in-addr.btopenworld.com0
81.138.91.116host81-138-91-116.in-addr.btopenworld.com0
81.138.91.117host81-138-91-117.in-addr.btopenworld.com0
81.138.91.118host81-138-91-118.in-addr.btopenworld.com0
81.138.91.119host81-138-91-119.in-addr.btopenworld.com0
81.138.91.120host81-138-91-120.in-addr.btopenworld.com0
81.138.91.121host81-138-91-121.in-addr.btopenworld.com0
81.138.91.122host81-138-91-122.in-addr.btopenworld.com0
81.138.91.123host81-138-91-123.in-addr.btopenworld.com0
81.138.91.124host81-138-91-124.in-addr.btopenworld.com0
81.138.91.125host81-138-91-125.in-addr.btopenworld.com0
81.138.91.126host81-138-91-126.in-addr.btopenworld.com0
81.138.91.127host81-138-91-127.in-addr.btopenworld.com0
81.138.91.128host81-138-91-128.in-addr.btopenworld.com0
81.138.91.129host81-138-91-129.in-addr.btopenworld.com0
81.138.91.130host81-138-91-130.in-addr.btopenworld.com0
81.138.91.131host81-138-91-131.in-addr.btopenworld.com0
81.138.91.132host81-138-91-132.in-addr.btopenworld.com0
81.138.91.133host81-138-91-133.in-addr.btopenworld.com0
81.138.91.134host81-138-91-134.in-addr.btopenworld.com0
81.138.91.135host81-138-91-135.in-addr.btopenworld.com0
81.138.91.136host81-138-91-136.in-addr.btopenworld.com0
81.138.91.137host81-138-91-137.in-addr.btopenworld.com0
81.138.91.138host81-138-91-138.in-addr.btopenworld.com0
81.138.91.139host81-138-91-139.in-addr.btopenworld.com0
81.138.91.140host81-138-91-140.in-addr.btopenworld.com0
81.138.91.141host81-138-91-141.in-addr.btopenworld.com0
81.138.91.142host81-138-91-142.in-addr.btopenworld.com0
81.138.91.143host81-138-91-143.in-addr.btopenworld.com0
81.138.91.144host81-138-91-144.in-addr.btopenworld.com0
81.138.91.145host81-138-91-145.in-addr.btopenworld.com0
81.138.91.146host81-138-91-146.in-addr.btopenworld.com0
81.138.91.147host81-138-91-147.in-addr.btopenworld.com0
81.138.91.148host81-138-91-148.in-addr.btopenworld.com0
81.138.91.149host81-138-91-149.in-addr.btopenworld.com0
81.138.91.150host81-138-91-150.in-addr.btopenworld.com0
81.138.91.151host81-138-91-151.in-addr.btopenworld.com0
81.138.91.152host81-138-91-152.in-addr.btopenworld.com0
81.138.91.153host81-138-91-153.in-addr.btopenworld.com0
81.138.91.154host81-138-91-154.in-addr.btopenworld.com0
81.138.91.155host81-138-91-155.in-addr.btopenworld.com0
81.138.91.156host81-138-91-156.in-addr.btopenworld.com0
81.138.91.157host81-138-91-157.in-addr.btopenworld.com0
81.138.91.158host81-138-91-158.in-addr.btopenworld.com0
81.138.91.159host81-138-91-159.in-addr.btopenworld.com0
81.138.91.160host81-138-91-160.in-addr.btopenworld.com0
81.138.91.161host81-138-91-161.in-addr.btopenworld.com0
81.138.91.162host81-138-91-162.in-addr.btopenworld.com0
81.138.91.163host81-138-91-163.in-addr.btopenworld.com0
81.138.91.164host81-138-91-164.in-addr.btopenworld.com0
81.138.91.165host81-138-91-165.in-addr.btopenworld.com0
81.138.91.166host81-138-91-166.in-addr.btopenworld.com0
81.138.91.167host81-138-91-167.in-addr.btopenworld.com0
81.138.91.168host81-138-91-168.in-addr.btopenworld.com0
81.138.91.169mail.ruscombe.co.uk0
81.138.91.170host81-138-91-170.in-addr.btopenworld.com0
81.138.91.171host81-138-91-171.in-addr.btopenworld.com0
81.138.91.172host81-138-91-172.in-addr.btopenworld.com0
81.138.91.173host81-138-91-173.in-addr.btopenworld.com0
81.138.91.174host81-138-91-174.in-addr.btopenworld.com0
81.138.91.175host81-138-91-175.in-addr.btopenworld.com0
81.138.91.176host81-138-91-176.in-addr.btopenworld.com0
81.138.91.177host81-138-91-177.in-addr.btopenworld.com0
81.138.91.178host81-138-91-178.in-addr.btopenworld.com0
81.138.91.179host81-138-91-179.in-addr.btopenworld.com0
81.138.91.180host81-138-91-180.in-addr.btopenworld.com0
81.138.91.181host81-138-91-181.in-addr.btopenworld.com0
81.138.91.182host81-138-91-182.in-addr.btopenworld.com0
81.138.91.183host81-138-91-183.in-addr.btopenworld.com0
81.138.91.184host81-138-91-184.in-addr.btopenworld.com0
81.138.91.185host81-138-91-185.in-addr.btopenworld.com0
81.138.91.186host81-138-91-186.in-addr.btopenworld.com0
81.138.91.187host81-138-91-187.in-addr.btopenworld.com0
81.138.91.188host81-138-91-188.in-addr.btopenworld.com0
81.138.91.189host81-138-91-189.in-addr.btopenworld.com0
81.138.91.190host81-138-91-190.in-addr.btopenworld.com0
81.138.91.191host81-138-91-191.in-addr.btopenworld.com0
81.138.91.192host81-138-91-192.in-addr.btopenworld.com0
81.138.91.193host81-138-91-193.in-addr.btopenworld.com0
81.138.91.194host81-138-91-194.in-addr.btopenworld.com0
81.138.91.195host81-138-91-195.in-addr.btopenworld.com0
81.138.91.196host81-138-91-196.in-addr.btopenworld.com0
81.138.91.197host81-138-91-197.in-addr.btopenworld.com0
81.138.91.198host81-138-91-198.in-addr.btopenworld.com0
81.138.91.199host81-138-91-199.in-addr.btopenworld.com0
81.138.91.200host81-138-91-200.in-addr.btopenworld.com0
81.138.91.201host81-138-91-201.in-addr.btopenworld.com0
81.138.91.202host81-138-91-202.in-addr.btopenworld.com0
81.138.91.203host81-138-91-203.in-addr.btopenworld.com0
81.138.91.204host81-138-91-204.in-addr.btopenworld.com0
81.138.91.205host81-138-91-205.in-addr.btopenworld.com0
81.138.91.206host81-138-91-206.in-addr.btopenworld.com0
81.138.91.207host81-138-91-207.in-addr.btopenworld.com0
81.138.91.208host81-138-91-208.in-addr.btopenworld.com0
81.138.91.209host81-138-91-209.in-addr.btopenworld.com0
81.138.91.210host81-138-91-210.in-addr.btopenworld.com0
81.138.91.211host81-138-91-211.in-addr.btopenworld.com0
81.138.91.212host81-138-91-212.in-addr.btopenworld.com0
81.138.91.213host81-138-91-213.in-addr.btopenworld.com0
81.138.91.214host81-138-91-214.in-addr.btopenworld.com0
81.138.91.215host81-138-91-215.in-addr.btopenworld.com0
81.138.91.216host81-138-91-216.in-addr.btopenworld.com0
81.138.91.217host81-138-91-217.in-addr.btopenworld.com0
81.138.91.218host81-138-91-218.in-addr.btopenworld.com0
81.138.91.219host81-138-91-219.in-addr.btopenworld.com0
81.138.91.220host81-138-91-220.in-addr.btopenworld.com0
81.138.91.221host81-138-91-221.in-addr.btopenworld.com0
81.138.91.222host81-138-91-222.in-addr.btopenworld.com0
81.138.91.223host81-138-91-223.in-addr.btopenworld.com0
81.138.91.224host81-138-91-224.in-addr.btopenworld.com0
81.138.91.225mail.mis247.com0
81.138.91.226host81-138-91-226.in-addr.btopenworld.com0
81.138.91.227host81-138-91-227.in-addr.btopenworld.com0
81.138.91.228host81-138-91-228.in-addr.btopenworld.com0
81.138.91.229host81-138-91-229.in-addr.btopenworld.com0
81.138.91.230host81-138-91-230.in-addr.btopenworld.com0
81.138.91.231host81-138-91-231.in-addr.btopenworld.com0
81.138.91.232host81-138-91-232.in-addr.btopenworld.com0
81.138.91.233host81-138-91-233.in-addr.btopenworld.com0
81.138.91.234host81-138-91-234.in-addr.btopenworld.com0
81.138.91.235host81-138-91-235.in-addr.btopenworld.com0
81.138.91.236host81-138-91-236.in-addr.btopenworld.com0
81.138.91.237host81-138-91-237.in-addr.btopenworld.com0
81.138.91.238host81-138-91-238.in-addr.btopenworld.com0
81.138.91.239host81-138-91-239.in-addr.btopenworld.com0
81.138.91.240host81-138-91-240.in-addr.btopenworld.com0
81.138.91.241host81-138-91-241.in-addr.btopenworld.com0
81.138.91.242host81-138-91-242.in-addr.btopenworld.com0
81.138.91.243host81-138-91-243.in-addr.btopenworld.com0
81.138.91.244mail2.derbycityscape.co.uk0
81.138.91.245mail.derbycityscape.co.uk0
81.138.91.246host81-138-91-246.in-addr.btopenworld.com0
81.138.91.247host81-138-91-247.in-addr.btopenworld.com0
81.138.91.248host81-138-91-248.in-addr.btopenworld.com0
81.138.91.249host81-138-91-249.in-addr.btopenworld.com0
81.138.91.250host81-138-91-250.in-addr.btopenworld.com0
81.138.91.251host81-138-91-251.in-addr.btopenworld.com0
81.138.91.252host81-138-91-252.in-addr.btopenworld.com0
81.138.91.253host81-138-91-253.in-addr.btopenworld.com0
81.138.91.254host81-138-91-254.in-addr.btopenworld.com0
81.138.91.255host81-138-91-255.in-addr.btopenworld.com0

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f3 81.138.91.51
traceroute to 81.138.91.51 (81.138.91.51): 64 hops max, 52 byte packets
3 [AS9002] 87.245.228.134 0.527 ms
4 [AS9002] 87.245.234.54 15.334 ms
5 [AS2856] 195.99.125.68 20.693 ms
6 [AS2856] 194.74.16.156 19.03 ms
7 *
8 *
9 [AS2856] 213.120.163.225 17.386 ms
10 *
11 [AS2856] 81.139.214.149 66.209 ms
12 [AS2856] 81.138.91.51 66.429 ms
Measurement taken from  IPinfo ProbeNet in Zuerich, CH
On