IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 128.0.0.0/8
  3. 128.2.0.0/16
  4. 128.2.51.0/24

128.2.51.0/24 IP Range

Summary

ASNAS9 Carnegie Mellon University
BGP128.2.0.0/16
IPs with RDNS100
Hosted Domains0
Pingable IPs1
Router IPs0
128.2.51.0io-newhire-l.pc.cc.cmu.edu0
128.2.51.1uap-camorris-d.ua.cmu.edu0
128.2.51.20
128.2.51.3uap-gielas-ld.ua.cmu.edu0
128.2.51.4uap-downing-ld.ua.cmu.edu0
128.2.51.50
128.2.51.60
128.2.51.70
128.2.51.8ppg-keystone-zoom-room.pc.cc.cmu.edu0
128.2.51.9cnolan-imac.ua.cmu.edu0
128.2.51.100
128.2.51.11jddolan-dock.pc.cc.cmu.edu0
128.2.51.12uap-rocconel-d.ua.cmu.edu0
128.2.51.13uap-mfagley-l2.ua.cmu.edu0
128.2.51.140
128.2.51.15uap-mschuh-ld.ua.cmu.edu0
128.2.51.16cmu-jz1l7g3.pc.cc.cmu.edu0
128.2.51.17uap-nbenish-ld.ua.cmu.edu0
128.2.51.18cmu-g94p5g3.pc.cc.cmu.edu0
128.2.51.190
128.2.51.20uap-mfekos-ld.ua.cmu.edu0
128.2.51.210
128.2.51.22uap-cherylt2-d.ua.cmu.edu0
128.2.51.23ppg-keystone-display-right-int.pc.cc.cmu.edu0
128.2.51.24uap-mwilk2-d.ua.cmu.edu0
128.2.51.25uap-lucasd-l2.ua.cmu.edu0
128.2.51.26cmu-2hg30j3.pc.cc.cmu.edu0
128.2.51.270
128.2.51.28uap-jmcnulty-l.ua.cmu.edu0
128.2.51.29uap-rpeyser-l2.ua.cmu.edu0
128.2.51.300
128.2.51.31uap-skothapa-l.ua.cmu.edu0
128.2.51.32uap-edennis-l2.ua.cmu.edu0
128.2.51.33uap-samanthb-l.ua.cmu.edu0
128.2.51.34uap-ashartle-l2.ua.cmu.edu0
128.2.51.35cmu-f6bxfk3.pc.cc.cmu.edu0
128.2.51.36uap-yunhaoh-l2.ua.cmu.edu0
128.2.51.37cmu-9ppc1j3.pc.cc.cmu.edu0
128.2.51.38io-jchoudhr-l.pc.cc.cmu.edu0
128.2.51.390
128.2.51.40uap-abrinker-l.ua.cmu.edu0
128.2.51.41uap-ejhoffma-ms.ua.cmu.edu0
128.2.51.420
128.2.51.43cmu-bwff0j3.pc.cc.cmu.edu0
128.2.51.44uap-gpovirk2-d.ua.cmu.edu0
128.2.51.45uap-kristinn-l.ua.cmu.edu0
128.2.51.46cmu-892wfk3.pc.cc.cmu.edu0
128.2.51.470
128.2.51.48uap-meghansh-l.ua.cmu.edu0
128.2.51.49uap-nbenish-l2.ua.cmu.edu0
128.2.51.50uap-jcj-l.ua.cmu.edu0
128.2.51.51io-llawler-l.pc.cc.cmu.edu0
128.2.51.52uap-jmiracle-l2.ua.cmu.edu0
128.2.51.530
128.2.51.540
128.2.51.550
128.2.51.56io-csharma-l.pc.cc.cmu.edu0
128.2.51.57uap-mcohen3-l.ua.cmu.edu0
128.2.51.58uap-ga-d.ua.cmu.edu0
128.2.51.590
128.2.51.600
128.2.51.61uap-cnalitz-l2.ua.cmu.edu0
128.2.51.620
128.2.51.63cmu-f9c5qn3.pc.cc.cmu.edu0
128.2.51.64uap-9315.ua.cmu.edu0
128.2.51.65uap-doryp-l.ua.cmu.edu0
128.2.51.66uap-cindyo-l.ua.cmu.edu0
128.2.51.67uap-yunhaoh-ld.ua.cmu.edu0
128.2.51.68uap-mans-l.ua.cmu.edu0
128.2.51.69uap-alisons-d.ua.cmu.edu0
128.2.51.70uap-roconnel-l.ua.cmu.edu0
128.2.51.71cmu-9ckt4d3.pc.cc.cmu.edu0
128.2.51.72uap-jsschule-l.ua.cmu.edu0
128.2.51.73uap-cherylt-l.ua.cmu.edu0
128.2.51.740
128.2.51.75cmu-1y26qn3.pc.cc.cmu.edu0
128.2.51.760
128.2.51.77hmac-ppg.pc.cc.cmu.edu0
128.2.51.780
128.2.51.79uap-krembold-l.ua.cmu.edu0
128.2.51.80uap-ksimovsk-l.ua.cmu.edu0
128.2.51.81cmu-d6c5qn3.pc.cc.cmu.edu0
128.2.51.82uap-jbrown2-mb.ua.cmu.edu0
128.2.51.83uap-jbensch-l2.ua.cmu.edu0
128.2.51.84cmu-c9s6ln3-pr.pc.cc.cmu.edu0
128.2.51.85cmu-chn7ln3.pc.cc.cmu.edu0
128.2.51.86mfrye1_7420.pc.cc.cmu.edu0
128.2.51.87uap-robertcm-l.pc.cc.cmu.edu0
128.2.51.88uap-ngt-l2.ua.cmu.edu0
128.2.51.89cmu-j51krv3.pc.cc.cmu.edu0
128.2.51.90uap-jralutz-l.ua.cmu.edu0
128.2.51.91uap-sburch-l.ua.cmu.edu0
128.2.51.92uap-zezhengz-l.ua.cmu.edu0
128.2.51.93uap-newpg.ua.cmu.edu0
128.2.51.94uap-newpg2.ua.cmu.edu0
128.2.51.95cmu-jh99fy3.pc.cc.cmu.edu0
128.2.51.960
128.2.51.970
128.2.51.980
128.2.51.990
128.2.51.1000
128.2.51.101uap-cisgan-m.pc.cc.cmu.edu0
128.2.51.1020
128.2.51.1030
128.2.51.1040
128.2.51.1050
128.2.51.106uap-mstoebe-m.ua.cmu.edu0
128.2.51.1070
128.2.51.1080
128.2.51.1090
128.2.51.1100
128.2.51.1110
128.2.51.1120
128.2.51.1130
128.2.51.1140
128.2.51.1150
128.2.51.1160
128.2.51.1170
128.2.51.1180
128.2.51.1190
128.2.51.1200
128.2.51.1210
128.2.51.1220
128.2.51.1230
128.2.51.1240
128.2.51.1250
128.2.51.1260
128.2.51.1270
128.2.51.1280
128.2.51.1290
128.2.51.1300
128.2.51.1310
128.2.51.1320
128.2.51.1330
128.2.51.134uah-mamc-ld.ua.cmu.edu0
128.2.51.1350
128.2.51.1360
128.2.51.1370
128.2.51.1380
128.2.51.1390
128.2.51.1400
128.2.51.1410
128.2.51.1420
128.2.51.1430
128.2.51.1440
128.2.51.1450
128.2.51.1460
128.2.51.1470
128.2.51.1480
128.2.51.1490
128.2.51.1500
128.2.51.1510
128.2.51.1520
128.2.51.1530
128.2.51.1540
128.2.51.1550
128.2.51.156uap-gneidert-m.pc.cc.cmu.edu0
128.2.51.157uap-agcolor.ua.cmu.edu0
128.2.51.1580
128.2.51.1590
128.2.51.1600
128.2.51.1610
128.2.51.1620
128.2.51.1630
128.2.51.1640
128.2.51.1650
128.2.51.1660
128.2.51.167uap-jmcnulty2-l.ua.cmu.edu0
128.2.51.168uap-ckornell-m.pc.cc.cmu.edu0
128.2.51.1690
128.2.51.1700
128.2.51.1710
128.2.51.1720
128.2.51.1730
128.2.51.1740
128.2.51.1750
128.2.51.176uag-suel-d.pc.cc.cmu.edu0
128.2.51.1770
128.2.51.1780
128.2.51.1790
128.2.51.1800
128.2.51.1810
128.2.51.1820
128.2.51.1830
128.2.51.184pgmp.ua.cmu.edu0
128.2.51.1850
128.2.51.186io-jchoudry-l.pc.cc.cmu.edu0
128.2.51.1870
128.2.51.1880
128.2.51.1890
128.2.51.1900
128.2.51.1910
128.2.51.192uap-training-l.ua.cmu.edu0
128.2.51.1930
128.2.51.1940
128.2.51.1950
128.2.51.1960
128.2.51.1970
128.2.51.1980
128.2.51.1990
128.2.51.2000
128.2.51.2010
128.2.51.2020
128.2.51.2030
128.2.51.204uap-spsql.ua.cmu.edu0
128.2.51.2050
128.2.51.2060
128.2.51.2070
128.2.51.2080
128.2.51.2090
128.2.51.2100
128.2.51.2110
128.2.51.2120
128.2.51.2130
128.2.51.2140
128.2.51.2150
128.2.51.2160
128.2.51.217uap-cveltre2-d.ua.cmu.edu0
128.2.51.2180
128.2.51.2190
128.2.51.220uap-demanski-l.ua.cmu.edu0
128.2.51.2210
128.2.51.2220
128.2.51.223uap-aisloan13-l.ua.cmu.edu0
128.2.51.224uap-opdyke-m.pc.cc.cmu.edu0
128.2.51.225uap-sc4m-d.ua.cmu.edu0
128.2.51.226uap-sk2q-d.ua.cmu.edu0
128.2.51.2270
128.2.51.2280
128.2.51.229uap-bb3s2-d.ua.cmu.edu0
128.2.51.2300
128.2.51.231uap-aistes2-d.ua.cmu.edu0
128.2.51.232uap-sppilot.ua.cmu.edu0
128.2.51.233uap-eraymond2-d.ua.cmu.edu0
128.2.51.234io-kjconway-l1.pc.cc.cmu.edu0
128.2.51.2350
128.2.51.2360
128.2.51.2370
128.2.51.238uap-kturkaly-d.ua.cmu.edu0
128.2.51.239uap-xps-2in1.ua.cmu.edu0
128.2.51.240uap-bhammerl-m.pc.cc.cmu.edu0
128.2.51.2410
128.2.51.2420
128.2.51.2430
128.2.51.2440
128.2.51.2450
128.2.51.2460
128.2.51.2470
128.2.51.2480
128.2.51.2490
128.2.51.2500
128.2.51.2510
128.2.51.2520
128.2.51.2530
128.2.51.2540
128.2.51.2550

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 128.2.51.8
traceroute to 128.2.51.8 (128.2.51.8): 64 hops max, 52 byte packets
1 [AS63023] 23.154.136.1 0.12 ms
2 [AS6461] 209.249.133.41 0.517 ms
3 [AS6461] 64.125.27.34 6.458 ms
4 [AS6461] 64.125.22.59 6.408 ms
5 [AS6461] 64.125.22.56 5.741 ms
7 *
8 [AS9] 128.2.5.68 10.162 ms
9 *
10 [AS9] 128.2.51.8 6.339 ms
Measurement taken from  IPinfo ProbeNet in Ashburn, US
On