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  1. All IP Ranges
  2. 81.0.0.0/8
  3. 81.144.0.0/16
  4. 81.144.121.0/24

81.144.121.0/24 IP Range

Summary

ASNAS2856 British Telecommunications PLC
BGP81.128.0.0/11
IPs with RDNS68
Hosted Domains0
Pingable IPs95
Router IPs55
81.144.121.00
81.144.121.10
81.144.121.20
81.144.121.3ftip003390917.acc1.kingston.21cn-nte.bt.net0
81.144.121.40
81.144.121.5ftip003390924.acc1.kingston.21cn-nte.bt.net0
81.144.121.60
81.144.121.7ftip007015052.acc2.kingston.21cn-nte.bt.net0
81.144.121.80
81.144.121.9ftip003305201.acc1.kingston.21cn-nte.bt.net0
81.144.121.100
81.144.121.11ftip007321290.acc2.kingston.21cn-nte.bt.net0
81.144.121.120
81.144.121.13ftip003393369.acc1.kingston.21cn-nte.bt.net0
81.144.121.140
81.144.121.150
81.144.121.160
81.144.121.17ftip003432303.acc1.kingston.21cn-nte.bt.net0
81.144.121.180
81.144.121.190
81.144.121.200
81.144.121.210
81.144.121.220
81.144.121.230
81.144.121.240
81.144.121.250
81.144.121.260
81.144.121.270
81.144.121.280
81.144.121.29ftip005478088.acc2.kingston.21cn-nte.bt.net0
81.144.121.300
81.144.121.31ftip004124740.l-nws.21cn-ipp.bt.net0
81.144.121.320
81.144.121.33ftip003418253.acc1.kingston.21cn-nte.bt.net0
81.144.121.340
81.144.121.350
81.144.121.360
81.144.121.370
81.144.121.380
81.144.121.39ftip006536626.acc4.sf.21cn-nte.bt.net0
81.144.121.400
81.144.121.41ftip009602755.acc7.faraday.21cn-nte.bt.net0
81.144.121.420
81.144.121.430
81.144.121.440
81.144.121.450
81.144.121.460
81.144.121.47ftip004070139.acc4.birmingham.21cn-nte.bt.net0
81.144.121.480
81.144.121.490
81.144.121.500
81.144.121.51ftip003432921.acc1.kingston.21cn-nte.bt.net0
81.144.121.520
81.144.121.53ftip003170915.acc1.kingston.21cn-nte.bt.net0
81.144.121.540
81.144.121.55ftip008545282.acc3.colindale.21cn-nte.bt.net0
81.144.121.560
81.144.121.570
81.144.121.580
81.144.121.59ftip002816289.acc1.kingston.21cn-nte.bt.net0
81.144.121.600
81.144.121.61ftip003491621.acc2.colindale.21cn-nte.bt.net0
81.144.121.620
81.144.121.63ftip007060847.acc2.colindale.21cn-nte.bt.net0
81.144.121.640
81.144.121.650
81.144.121.660
81.144.121.67ftip006285227.acc3.sf.21cn-nte.bt.net0
81.144.121.680
81.144.121.690
81.144.121.700
81.144.121.71ftip005479634.acc3.sf.21cn-ipp.bt.net0
81.144.121.720
81.144.121.730
81.144.121.740
81.144.121.750
81.144.121.760
81.144.121.77ftip002875156.acc1.kingston.21cn-nte.bt.net0
81.144.121.780
81.144.121.79ftip003448014-ms-bk.acc1.kingston.21cn-nte.bt.net0
81.144.121.800
81.144.121.81ftip003432242.acc1.kingston.21cn-nte.bt.net0
81.144.121.820
81.144.121.83ftip006248420.acc2.colindale.21cn-nte.bt.net0
81.144.121.840
81.144.121.850
81.144.121.860
81.144.121.870
81.144.121.880
81.144.121.89ftip005818624.acc1.faraday.21cn-nte.bt.net0
81.144.121.900
81.144.121.910
81.144.121.920
81.144.121.93ftip003447192.acc1.kingston.21cn-nte.bt.net0
81.144.121.940
81.144.121.95ftip009604315.acc3.colindale.21cn-nte.bt.net0
81.144.121.960
81.144.121.97ftip005479658.acc2.kingston.21cn-nte.bt.net0
81.144.121.980
81.144.121.99ftip004516231.l-nws.21cn-ipp.bt.net0
81.144.121.1000
81.144.121.1010
81.144.121.1020
81.144.121.103ftip009604377.acc6.faraday.21cn-nte.bt.net0
81.144.121.1040
81.144.121.1050
81.144.121.106ftip004006145.l-nws.21cn-ipp.bt.net0
81.144.121.1070
81.144.121.1080
81.144.121.109ftip003263563.acc4.faraday.21cn-nte.bt.net0
81.144.121.1100
81.144.121.1110
81.144.121.1120
81.144.121.1130
81.144.121.1140
81.144.121.1150
81.144.121.1160
81.144.121.117ftip007162046.acc4.mr.21cn-nte.bt.net0
81.144.121.1180
81.144.121.1190
81.144.121.1200
81.144.121.121ftip004251545.acc2.kingston.21cn-nte.bt.net0
81.144.121.1220
81.144.121.123ftip004886822.acc3.birmingham.21cn-nte.bt.net0
81.144.121.1240
81.144.121.1250
81.144.121.1260
81.144.121.127ftip003163467.acc1.kingston.21cn-nte.bt.net0
81.144.121.1280
81.144.121.129ftip003418703.acc1.kingston.21cn-nte.bt.net0
81.144.121.1300
81.144.121.131ftip007098291.acc2.colindale.21cn-nte.bt.net0
81.144.121.1320
81.144.121.133ftip006872656.acc4.faraday.21cn-nte.bt.net0
81.144.121.1340
81.144.121.1350
81.144.121.1360
81.144.121.137ftip007547508.acc3.mr.21cn-nte.bt.net0
81.144.121.1380
81.144.121.139ftip007321436.acc2.guildford.21cn-nte.bt.net0
81.144.121.1400
81.144.121.141ftip003304297.acc4.sf.21cn-nte.bt.net0
81.144.121.1420
81.144.121.1430
81.144.121.1440
81.144.121.145ftip004074533.acc4.faraday.21cn-nte.bt.net0
81.144.121.1460
81.144.121.1470
81.144.121.1480
81.144.121.1490
81.144.121.1500
81.144.121.1510
81.144.121.1520
81.144.121.153ftip009604889.acc3.colindale.21cn-nte.bt.net0
81.144.121.1540
81.144.121.1550
81.144.121.1560
81.144.121.1570
81.144.121.1580
81.144.121.159ftip004073956.acc3.birmingham.21cn-nte.bt.net0
81.144.121.1600
81.144.121.1610
81.144.121.1620
81.144.121.1630
81.144.121.1640
81.144.121.165ftip006434465.acc4.birmingham.21cn-nte.bt.net0
81.144.121.1660
81.144.121.1670
81.144.121.1680
81.144.121.1690
81.144.121.1700
81.144.121.1710
81.144.121.1720
81.144.121.173ftip005479696.l-nws.21cn-ipp.bt.net0
81.144.121.1740
81.144.121.175ftip005818822.acc4.sheffield.21cn-nte.bt.net0
81.144.121.1760
81.144.121.177ftip003459911.acc4.faraday.21cn-nte.bt.net0
81.144.121.1780
81.144.121.1790
81.144.121.1800
81.144.121.181ftip007160028.acc4.faraday.21cn-nte.bt.net0
81.144.121.1820
81.144.121.183ftip003467442-ms-fo.acc1.kingston.21cn-nte.bt.net0
81.144.121.1840
81.144.121.1850
81.144.121.1860
81.144.121.1870
81.144.121.1880
81.144.121.1890
81.144.121.1900
81.144.121.1910
81.144.121.1920
81.144.121.1930
81.144.121.1940
81.144.121.195ftip008338303.acc5.mr.21cn-nte.bt.net0
81.144.121.1960
81.144.121.197ftip003246085.acc1.kingston.21cn-nte.bt.net0
81.144.121.1980
81.144.121.199ftip004126539.acc4.faraday.21cn-nte.bt.net0
81.144.121.2000
81.144.121.201ftip003558546.acc1.kingston.21cn-nte.bt.net0
81.144.121.2020
81.144.121.203ftip003558355.acc1.kingston.21cn-nte.bt.net0
81.144.121.2040
81.144.121.205ftip005818839.acc4.manchester.21cn-nte.bt.net0
81.144.121.2060
81.144.121.2070
81.144.121.2080
81.144.121.2090
81.144.121.2100
81.144.121.2110
81.144.121.2120
81.144.121.2130
81.144.121.2140
81.144.121.2150
81.144.121.2160
81.144.121.217ftip004677048.acc4.faraday.21cn-nte.bt.net0
81.144.121.2180
81.144.121.2190
81.144.121.2200
81.144.121.221ftip004127536.l-nws.21cn-ipp.bt.net0
81.144.121.2220
81.144.121.223ftip004126935.l-nws.21cn-ipp.bt.net0
81.144.121.2240
81.144.121.225ftip003311844.acc4.sf.21cn-nte.bt.net0
81.144.121.2260
81.144.121.227ftip005479726.acc1.faraday.21cn-nte.bt.net0
81.144.121.2280
81.144.121.229ftip004126942.acc3.sf.21cn-ipp.bt.net0
81.144.121.2300
81.144.121.2310
81.144.121.2320
81.144.121.2330
81.144.121.2340
81.144.121.2350
81.144.121.2360
81.144.121.237ftip007662942.acc5.faraday.21cn-nte.bt.net0
81.144.121.2380
81.144.121.239ftip005810437.acc1.faraday.21cn-nte.bt.net0
81.144.121.2400
81.144.121.241ftip003238707.acc1.guildford.21cn-nte.bt.net0
81.144.121.2420
81.144.121.2430
81.144.121.2440
81.144.121.2450
81.144.121.2460
81.144.121.2470
81.144.121.2480
81.144.121.2490
81.144.121.2500
81.144.121.251ftip003484654.acc3.birmingham.21cn-nte.bt.net0
81.144.121.2520
81.144.121.2530
81.144.121.2540
81.144.121.2550

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 81.144.121.50
traceroute to 81.144.121.50 (81.144.121.50): 64 hops max, 52 byte packets
1 [AS15169] 74.125.251.223 265.07 ms
2 [AS2856] 195.99.126.76 175.029 ms
3 *
4 [AS2856] 81.144.121.50 178.785 ms
Measurement taken from  IPinfo ProbeNet in Delhi, IN
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