IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 128.0.0.0/8
  3. 128.4.0.0/16
  4. 128.4.28.0/24

128.4.28.0/24 IP Range

Summary

ASNAS2 University of Delaware
BGP128.4.0.0/16
IPs with RDNS252
Hosted Domains0
Pingable IPs0
Router IPs0
128.4.28.0—0
128.4.28.1chp-core2-irb-1865.nis.udel.edu0
128.4.28.2host-128-4-28-2.host.udel.edu0
128.4.28.3host-128-4-28-3.host.udel.edu0
128.4.28.4host-128-4-28-4.host.udel.edu0
128.4.28.5host-128-4-28-5.host.udel.edu0
128.4.28.6host-128-4-28-6.host.udel.edu0
128.4.28.7host-128-4-28-7.host.udel.edu0
128.4.28.8host-128-4-28-8.host.udel.edu0
128.4.28.9host-128-4-28-9.host.udel.edu0
128.4.28.10host-128-4-28-10.host.udel.edu0
128.4.28.11host-128-4-28-11.host.udel.edu0
128.4.28.12host-128-4-28-12.host.udel.edu0
128.4.28.13host-128-4-28-13.host.udel.edu0
128.4.28.14host-128-4-28-14.host.udel.edu0
128.4.28.15host-128-4-28-15.host.udel.edu0
128.4.28.16host-128-4-28-16.host.udel.edu0
128.4.28.17host-128-4-28-17.host.udel.edu0
128.4.28.18host-128-4-28-18.host.udel.edu0
128.4.28.19host-128-4-28-19.host.udel.edu0
128.4.28.20host-128-4-28-20.host.udel.edu0
128.4.28.21host-128-4-28-21.host.udel.edu0
128.4.28.22host-128-4-28-22.host.udel.edu0
128.4.28.23host-128-4-28-23.host.udel.edu0
128.4.28.24host-128-4-28-24.host.udel.edu0
128.4.28.25host-128-4-28-25.host.udel.edu0
128.4.28.26host-128-4-28-26.host.udel.edu0
128.4.28.27host-128-4-28-27.host.udel.edu0
128.4.28.28host-128-4-28-28.host.udel.edu0
128.4.28.29host-128-4-28-29.host.udel.edu0
128.4.28.30host-128-4-28-30.host.udel.edu0
128.4.28.31host-128-4-28-31.host.udel.edu0
128.4.28.32host-128-4-28-32.host.udel.edu0
128.4.28.33host-128-4-28-33.host.udel.edu0
128.4.28.34host-128-4-28-34.host.udel.edu0
128.4.28.35host-128-4-28-35.host.udel.edu0
128.4.28.36host-128-4-28-36.host.udel.edu0
128.4.28.37host-128-4-28-37.host.udel.edu0
128.4.28.38host-128-4-28-38.host.udel.edu0
128.4.28.39host-128-4-28-39.host.udel.edu0
128.4.28.40host-128-4-28-40.host.udel.edu0
128.4.28.41host-128-4-28-41.host.udel.edu0
128.4.28.42host-128-4-28-42.host.udel.edu0
128.4.28.43host-128-4-28-43.host.udel.edu0
128.4.28.44host-128-4-28-44.host.udel.edu0
128.4.28.45host-128-4-28-45.host.udel.edu0
128.4.28.46host-128-4-28-46.host.udel.edu0
128.4.28.47host-128-4-28-47.host.udel.edu0
128.4.28.48host-128-4-28-48.host.udel.edu0
128.4.28.49host-128-4-28-49.host.udel.edu0
128.4.28.50host-128-4-28-50.host.udel.edu0
128.4.28.51host-128-4-28-51.host.udel.edu0
128.4.28.52host-128-4-28-52.host.udel.edu0
128.4.28.53host-128-4-28-53.host.udel.edu0
128.4.28.54host-128-4-28-54.host.udel.edu0
128.4.28.55host-128-4-28-55.host.udel.edu0
128.4.28.56host-128-4-28-56.host.udel.edu0
128.4.28.57host-128-4-28-57.host.udel.edu0
128.4.28.58host-128-4-28-58.host.udel.edu0
128.4.28.59host-128-4-28-59.host.udel.edu0
128.4.28.60host-128-4-28-60.host.udel.edu0
128.4.28.61host-128-4-28-61.host.udel.edu0
128.4.28.62host-128-4-28-62.host.udel.edu0
128.4.28.63host-128-4-28-63.host.udel.edu0
128.4.28.64host-128-4-28-64.host.udel.edu0
128.4.28.65host-128-4-28-65.host.udel.edu0
128.4.28.66host-128-4-28-66.host.udel.edu0
128.4.28.67host-128-4-28-67.host.udel.edu0
128.4.28.68host-128-4-28-68.host.udel.edu0
128.4.28.69host-128-4-28-69.host.udel.edu0
128.4.28.70host-128-4-28-70.host.udel.edu0
128.4.28.71host-128-4-28-71.host.udel.edu0
128.4.28.72host-128-4-28-72.host.udel.edu0
128.4.28.73host-128-4-28-73.host.udel.edu0
128.4.28.74host-128-4-28-74.host.udel.edu0
128.4.28.75host-128-4-28-75.host.udel.edu0
128.4.28.76host-128-4-28-76.host.udel.edu0
128.4.28.77host-128-4-28-77.host.udel.edu0
128.4.28.78host-128-4-28-78.host.udel.edu0
128.4.28.79host-128-4-28-79.host.udel.edu0
128.4.28.80host-128-4-28-80.host.udel.edu0
128.4.28.81host-128-4-28-81.host.udel.edu0
128.4.28.82host-128-4-28-82.host.udel.edu0
128.4.28.83host-128-4-28-83.host.udel.edu0
128.4.28.84host-128-4-28-84.host.udel.edu0
128.4.28.85host-128-4-28-85.host.udel.edu0
128.4.28.86host-128-4-28-86.host.udel.edu0
128.4.28.87host-128-4-28-87.host.udel.edu0
128.4.28.88host-128-4-28-88.host.udel.edu0
128.4.28.89host-128-4-28-89.host.udel.edu0
128.4.28.90host-128-4-28-90.host.udel.edu0
128.4.28.91host-128-4-28-91.host.udel.edu0
128.4.28.92host-128-4-28-92.host.udel.edu0
128.4.28.93host-128-4-28-93.host.udel.edu0
128.4.28.94host-128-4-28-94.host.udel.edu0
128.4.28.95host-128-4-28-95.host.udel.edu0
128.4.28.96host-128-4-28-96.host.udel.edu0
128.4.28.97host-128-4-28-97.host.udel.edu0
128.4.28.98host-128-4-28-98.host.udel.edu0
128.4.28.99host-128-4-28-99.host.udel.edu0
128.4.28.100host-128-4-28-100.host.udel.edu0
128.4.28.101host-128-4-28-101.host.udel.edu0
128.4.28.102host-128-4-28-102.host.udel.edu0
128.4.28.103host-128-4-28-103.host.udel.edu0
128.4.28.104host-128-4-28-104.host.udel.edu0
128.4.28.105host-128-4-28-105.host.udel.edu0
128.4.28.106host-128-4-28-106.host.udel.edu0
128.4.28.107host-128-4-28-107.host.udel.edu0
128.4.28.108host-128-4-28-108.host.udel.edu0
128.4.28.109host-128-4-28-109.host.udel.edu0
128.4.28.110host-128-4-28-110.host.udel.edu0
128.4.28.111host-128-4-28-111.host.udel.edu0
128.4.28.112host-128-4-28-112.host.udel.edu0
128.4.28.113host-128-4-28-113.host.udel.edu0
128.4.28.114host-128-4-28-114.host.udel.edu0
128.4.28.115host-128-4-28-115.host.udel.edu0
128.4.28.116host-128-4-28-116.host.udel.edu0
128.4.28.117host-128-4-28-117.host.udel.edu0
128.4.28.118host-128-4-28-118.host.udel.edu0
128.4.28.119host-128-4-28-119.host.udel.edu0
128.4.28.120host-128-4-28-120.host.udel.edu0
128.4.28.121host-128-4-28-121.host.udel.edu0
128.4.28.122host-128-4-28-122.host.udel.edu0
128.4.28.123host-128-4-28-123.host.udel.edu0
128.4.28.124host-128-4-28-124.host.udel.edu0
128.4.28.125host-128-4-28-125.host.udel.edu0
128.4.28.126host-128-4-28-126.host.udel.edu0
128.4.28.127—0
128.4.28.128—0
128.4.28.129hh-core2-irb-1866.nis.udel.edu0
128.4.28.130host-128-4-28-130.host.udel.edu0
128.4.28.131host-128-4-28-131.host.udel.edu0
128.4.28.132host-128-4-28-132.host.udel.edu0
128.4.28.133host-128-4-28-133.host.udel.edu0
128.4.28.134host-128-4-28-134.host.udel.edu0
128.4.28.135host-128-4-28-135.host.udel.edu0
128.4.28.136host-128-4-28-136.host.udel.edu0
128.4.28.137host-128-4-28-137.host.udel.edu0
128.4.28.138host-128-4-28-138.host.udel.edu0
128.4.28.139host-128-4-28-139.host.udel.edu0
128.4.28.140host-128-4-28-140.host.udel.edu0
128.4.28.141host-128-4-28-141.host.udel.edu0
128.4.28.142host-128-4-28-142.host.udel.edu0
128.4.28.143host-128-4-28-143.host.udel.edu0
128.4.28.144host-128-4-28-144.host.udel.edu0
128.4.28.145host-128-4-28-145.host.udel.edu0
128.4.28.146host-128-4-28-146.host.udel.edu0
128.4.28.147host-128-4-28-147.host.udel.edu0
128.4.28.148host-128-4-28-148.host.udel.edu0
128.4.28.149host-128-4-28-149.host.udel.edu0
128.4.28.150host-128-4-28-150.host.udel.edu0
128.4.28.151host-128-4-28-151.host.udel.edu0
128.4.28.152host-128-4-28-152.host.udel.edu0
128.4.28.153host-128-4-28-153.host.udel.edu0
128.4.28.154host-128-4-28-154.host.udel.edu0
128.4.28.155host-128-4-28-155.host.udel.edu0
128.4.28.156host-128-4-28-156.host.udel.edu0
128.4.28.157host-128-4-28-157.host.udel.edu0
128.4.28.158host-128-4-28-158.host.udel.edu0
128.4.28.159host-128-4-28-159.host.udel.edu0
128.4.28.160host-128-4-28-160.host.udel.edu0
128.4.28.161host-128-4-28-161.host.udel.edu0
128.4.28.162host-128-4-28-162.host.udel.edu0
128.4.28.163host-128-4-28-163.host.udel.edu0
128.4.28.164host-128-4-28-164.host.udel.edu0
128.4.28.165host-128-4-28-165.host.udel.edu0
128.4.28.166host-128-4-28-166.host.udel.edu0
128.4.28.167host-128-4-28-167.host.udel.edu0
128.4.28.168host-128-4-28-168.host.udel.edu0
128.4.28.169host-128-4-28-169.host.udel.edu0
128.4.28.170host-128-4-28-170.host.udel.edu0
128.4.28.171host-128-4-28-171.host.udel.edu0
128.4.28.172host-128-4-28-172.host.udel.edu0
128.4.28.173host-128-4-28-173.host.udel.edu0
128.4.28.174host-128-4-28-174.host.udel.edu0
128.4.28.175host-128-4-28-175.host.udel.edu0
128.4.28.176host-128-4-28-176.host.udel.edu0
128.4.28.177host-128-4-28-177.host.udel.edu0
128.4.28.178host-128-4-28-178.host.udel.edu0
128.4.28.179host-128-4-28-179.host.udel.edu0
128.4.28.180host-128-4-28-180.host.udel.edu0
128.4.28.181host-128-4-28-181.host.udel.edu0
128.4.28.182host-128-4-28-182.host.udel.edu0
128.4.28.183host-128-4-28-183.host.udel.edu0
128.4.28.184host-128-4-28-184.host.udel.edu0
128.4.28.185host-128-4-28-185.host.udel.edu0
128.4.28.186host-128-4-28-186.host.udel.edu0
128.4.28.187host-128-4-28-187.host.udel.edu0
128.4.28.188host-128-4-28-188.host.udel.edu0
128.4.28.189host-128-4-28-189.host.udel.edu0
128.4.28.190host-128-4-28-190.host.udel.edu0
128.4.28.191host-128-4-28-191.host.udel.edu0
128.4.28.192host-128-4-28-192.host.udel.edu0
128.4.28.193host-128-4-28-193.host.udel.edu0
128.4.28.194host-128-4-28-194.host.udel.edu0
128.4.28.195host-128-4-28-195.host.udel.edu0
128.4.28.196host-128-4-28-196.host.udel.edu0
128.4.28.197host-128-4-28-197.host.udel.edu0
128.4.28.198host-128-4-28-198.host.udel.edu0
128.4.28.199host-128-4-28-199.host.udel.edu0
128.4.28.200host-128-4-28-200.host.udel.edu0
128.4.28.201host-128-4-28-201.host.udel.edu0
128.4.28.202host-128-4-28-202.host.udel.edu0
128.4.28.203host-128-4-28-203.host.udel.edu0
128.4.28.204host-128-4-28-204.host.udel.edu0
128.4.28.205host-128-4-28-205.host.udel.edu0
128.4.28.206host-128-4-28-206.host.udel.edu0
128.4.28.207host-128-4-28-207.host.udel.edu0
128.4.28.208host-128-4-28-208.host.udel.edu0
128.4.28.209host-128-4-28-209.host.udel.edu0
128.4.28.210host-128-4-28-210.host.udel.edu0
128.4.28.211host-128-4-28-211.host.udel.edu0
128.4.28.212host-128-4-28-212.host.udel.edu0
128.4.28.213host-128-4-28-213.host.udel.edu0
128.4.28.214host-128-4-28-214.host.udel.edu0
128.4.28.215host-128-4-28-215.host.udel.edu0
128.4.28.216host-128-4-28-216.host.udel.edu0
128.4.28.217host-128-4-28-217.host.udel.edu0
128.4.28.218host-128-4-28-218.host.udel.edu0
128.4.28.219host-128-4-28-219.host.udel.edu0
128.4.28.220host-128-4-28-220.host.udel.edu0
128.4.28.221host-128-4-28-221.host.udel.edu0
128.4.28.222host-128-4-28-222.host.udel.edu0
128.4.28.223host-128-4-28-223.host.udel.edu0
128.4.28.224host-128-4-28-224.host.udel.edu0
128.4.28.225host-128-4-28-225.host.udel.edu0
128.4.28.226host-128-4-28-226.host.udel.edu0
128.4.28.227host-128-4-28-227.host.udel.edu0
128.4.28.228host-128-4-28-228.host.udel.edu0
128.4.28.229host-128-4-28-229.host.udel.edu0
128.4.28.230host-128-4-28-230.host.udel.edu0
128.4.28.231host-128-4-28-231.host.udel.edu0
128.4.28.232host-128-4-28-232.host.udel.edu0
128.4.28.233host-128-4-28-233.host.udel.edu0
128.4.28.234host-128-4-28-234.host.udel.edu0
128.4.28.235host-128-4-28-235.host.udel.edu0
128.4.28.236host-128-4-28-236.host.udel.edu0
128.4.28.237host-128-4-28-237.host.udel.edu0
128.4.28.238host-128-4-28-238.host.udel.edu0
128.4.28.239host-128-4-28-239.host.udel.edu0
128.4.28.240host-128-4-28-240.host.udel.edu0
128.4.28.241host-128-4-28-241.host.udel.edu0
128.4.28.242host-128-4-28-242.host.udel.edu0
128.4.28.243host-128-4-28-243.host.udel.edu0
128.4.28.244host-128-4-28-244.host.udel.edu0
128.4.28.245host-128-4-28-245.host.udel.edu0
128.4.28.246host-128-4-28-246.host.udel.edu0
128.4.28.247host-128-4-28-247.host.udel.edu0
128.4.28.248host-128-4-28-248.host.udel.edu0
128.4.28.249host-128-4-28-249.host.udel.edu0
128.4.28.250host-128-4-28-250.host.udel.edu0
128.4.28.251host-128-4-28-251.host.udel.edu0
128.4.28.252host-128-4-28-252.host.udel.edu0
128.4.28.253host-128-4-28-253.host.udel.edu0
128.4.28.254host-128-4-28-254.host.udel.edu0
128.4.28.255—0

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -m8 128.4.28.213
traceroute to 128.4.28.213 (128.4.28.213): 8 hops max, 52 byte packets
1 [AS136258] 37.143.129.1 2.927 ms
2 *
3 *
4 *
5 [AS6453] 195.219.220.130 23.789 ms
6 *
7 *
8 *
Measurement taken from  IPinfo ProbeNet in Helsinki, FI
On