Summary

ASN	AS2856 British Telecommunications PLC
BGP	109.144.0.0/12
IPs with RDNS	75
Hosted Domains	0
Pingable IPs	103
Router IPs	62


109.144.71.0	—	0
109.144.71.1	—	0
109.144.71.2	—	0
109.144.71.3	—	0
109.144.71.4	—	0
109.144.71.5	—	0
109.144.71.6	—	0
109.144.71.7	ftip006347444.acc2.colindale.21cn-nte.bt.net	0
109.144.71.8	—	0
109.144.71.9	ftip006980825.acc2.colindale.21cn-nte.bt.net	0
109.144.71.10	—	0
109.144.71.11	—	0
109.144.71.12	—	0
109.144.71.13	—	0
109.144.71.14	—	0
109.144.71.15	ftip003906545.acc4.sheffield.21cn-nte.bt.net	0
109.144.71.16	—	0
109.144.71.17	ftip005514021.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.18	—	0
109.144.71.19	ftip005514038.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.20	—	0
109.144.71.21	—	0
109.144.71.22	—	0
109.144.71.23	ftip004275633.acc3.faraday.21cn-nte.bt.net	0
109.144.71.24	—	0
109.144.71.25	—	0
109.144.71.26	—	0
109.144.71.27	—	0
109.144.71.28	—	0
109.144.71.29	ftip006448035.acc4.birmingham.21cn-nte.bt.net	0
109.144.71.30	—	0
109.144.71.31	ftip005514823.acc2.faraday.21cn-nte.bt.net	0
109.144.71.32	—	0
109.144.71.33	ftip004790457.acc3.mr.21cn-ipp.bt.net	0
109.144.71.34	—	0
109.144.71.35	—	0
109.144.71.36	—	0
109.144.71.37	ftip006176624.acc5.faraday.21cn-nte.bt.net	0
109.144.71.38	—	0
109.144.71.39	—	0
109.144.71.40	—	0
109.144.71.41	ftip003444832.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.42	—	0
109.144.71.43	ftip005514830.acc3.sf.21cn-ipp.bt.net	0
109.144.71.44	—	0
109.144.71.45	—	0
109.144.71.46	—	0
109.144.71.47	ftip006917845.acc4.mr.21cn-nte.bt.net	0
109.144.71.48	—	0
109.144.71.49	ftip005513147.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.50	—	0
109.144.71.51	ftip005514878.acc2.faraday.21cn-nte.bt.net	0
109.144.71.52	—	0
109.144.71.53	ftip004275800.acc3.mr.21cn-ipp.bt.net	0
109.144.71.54	—	0
109.144.71.55	—	0
109.144.71.56	—	0
109.144.71.57	ftip007557309.acc2.kingston.21cn-nte.bt.net	0
109.144.71.58	—	0
109.144.71.59	—	0
109.144.71.60	—	0
109.144.71.61	—	0
109.144.71.62	—	0
109.144.71.63	—	0
109.144.71.64	—	0
109.144.71.65	ftip007556494.acc2.kingston.21cn-nte.bt.net	0
109.144.71.66	—	0
109.144.71.67	ftip006147235.acc4.mr.21cn-nte.bt.net	0
109.144.71.68	—	0
109.144.71.69	—	0
109.144.71.70	—	0
109.144.71.71	ftip004224600-ms-fo.acc4.faraday.21cn-nte.bt.net	0
109.144.71.72	—	0
109.144.71.73	—	0
109.144.71.74	—	0
109.144.71.75	ftip003074947.acc3.mr.21cn-ipp.bt.net	0
109.144.71.76	—	0
109.144.71.77	ftip005513086.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.78	—	0
109.144.71.79	—	0
109.144.71.80	—	0
109.144.71.81	ftip006783303.acc4.mr.21cn-nte.bt.net	0
109.144.71.82	—	0
109.144.71.83	ftip004052418.acc4.mr.21cn-nte.bt.net	0
109.144.71.84	—	0
109.144.71.85	—	0
109.144.71.86	—	0
109.144.71.87	ftip004276357.acc3.mr.21cn-ipp.bt.net	0
109.144.71.88	—	0
109.144.71.89	ftip007046834.acc4.mr.21cn-nte.bt.net	0
109.144.71.90	—	0
109.144.71.91	ftip007556388.acc1.kingston.21cn-nte.bt.net	0
109.144.71.92	—	0
109.144.71.93	ftip007556708.acc3.faraday.21cn-nte.bt.net	0
109.144.71.94	—	0
109.144.71.95	ftip005513093.acc3.mr.21cn-ipp.bt.net	0
109.144.71.96	—	0
109.144.71.97	ftip004225539-ms-fo.acc3.mr.21cn-ipp.bt.net	0
109.144.71.98	—	0
109.144.71.99	ftip004276135.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.100	—	0
109.144.71.101	—	0
109.144.71.102	—	0
109.144.71.103	ftip005511440-ms-fo.acc2.kingston.21cn-nte.bt.net	0
109.144.71.104	—	0
109.144.71.105	—	0
109.144.71.106	—	0
109.144.71.107	—	0
109.144.71.108	—	0
109.144.71.109	ftip005514908.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.110	—	0
109.144.71.111	ftip005515035.acc2.kingston.21cn-nte.bt.net	0
109.144.71.112	—	0
109.144.71.113	ftip003130049.acc4.birmingham.21cn-nte.bt.net	0
109.144.71.114	—	0
109.144.71.115	ftip004276562.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.116	—	0
109.144.71.117	ftip007196232.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.118	—	0
109.144.71.119	ftip006448233.acc5.faraday.21cn-nte.bt.net	0
109.144.71.120	—	0
109.144.71.121	ftip005511440-v1-fo.l-nws.21cn-ipp.bt.net	0
109.144.71.122	—	0
109.144.71.123	ftip004276609.acc3.mr.21cn-ipp.bt.net	0
109.144.71.124	—	0
109.144.71.125	ftip006910426.acc2.colindale.21cn-nte.bt.net	0
109.144.71.126	—	0
109.144.71.127	—	0
109.144.71.128	—	0
109.144.71.129	—	0
109.144.71.130	—	0
109.144.71.131	ftip007661501.acc5.faraday.21cn-nte.bt.net	0
109.144.71.132	—	0
109.144.71.133	—	0
109.144.71.134	—	0
109.144.71.135	—	0
109.144.71.136	—	0
109.144.71.137	ftip003452875.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.138	—	0
109.144.71.139	—	0
109.144.71.140	—	0
109.144.71.141	—	0
109.144.71.142	—	0
109.144.71.143	—	0
109.144.71.144	—	0
109.144.71.145	—	0
109.144.71.146	—	0
109.144.71.147	—	0
109.144.71.148	—	0
109.144.71.149	ftip005515240.acc3.mr.21cn-ipp.bt.net	0
109.144.71.150	—	0
109.144.71.151	ftip006176822.acc4.manchester.21cn-nte.bt.net	0
109.144.71.152	—	0
109.144.71.153	ftip005515226.acc1.kingston.21cn-nte.bt.net	0
109.144.71.154	—	0
109.144.71.155	ftip006147235.acc4.birmingham.21cn-nte.bt.net	0
109.144.71.156	—	0
109.144.71.157	—	0
109.144.71.158	—	0
109.144.71.159	ftip006347246.acc2.colindale.21cn-nte.bt.net	0
109.144.71.160	—	0
109.144.71.161	ftip005515271.acc1.kingston.21cn-nte.bt.net	0
109.144.71.162	—	0
109.144.71.163	ftip005513109.acc2.kingston.21cn-nte.bt.net	0
109.144.71.164	—	0
109.144.71.165	ftip004285786.acc4.faraday.21cn-nte.bt.net	0
109.144.71.166	—	0
109.144.71.167	ftip007557088.acc3.faraday.21cn-nte.bt.net	0
109.144.71.168	—	0
109.144.71.169	—	0
109.144.71.170	—	0
109.144.71.171	ftip004215950.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.172	—	0
109.144.71.173	—	0
109.144.71.174	—	0
109.144.71.175	—	0
109.144.71.176	—	0
109.144.71.177	—	0
109.144.71.178	—	0
109.144.71.179	ftip006521189.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.180	—	0
109.144.71.181	—	0
109.144.71.182	—	0
109.144.71.183	—	0
109.144.71.184	—	0
109.144.71.185	—	0
109.144.71.186	—	0
109.144.71.187	ftip005513161-ms-fo.acc1.faraday.21cn-nte.bt.net	0
109.144.71.188	—	0
109.144.71.189	ftip005513161-v1-fo.acc1.kingston.21cn-nte.bt.net	0
109.144.71.190	—	0
109.144.71.191	ftip006177027.acc4.mr.21cn-nte.bt.net	0
109.144.71.192	—	0
109.144.71.193	—	0
109.144.71.194	—	0
109.144.71.195	ftip007556760.acc3.faraday.21cn-nte.bt.net	0
109.144.71.196	—	0
109.144.71.197	—	0
109.144.71.198	—	0
109.144.71.199	ftip004277538-ms-fo.acc1.kingston.21cn-nte.bt.net	0
109.144.71.200	—	0
109.144.71.201	ftip007556371.acc3.faraday.21cn-nte.bt.net	0
109.144.71.202	—	0
109.144.71.203	ftip004277538-v1-fo.l-nws.21cn-ipp.bt.net	0
109.144.71.204	—	0
109.144.71.205	ftip003483992.acc4.mr.21cn-nte.bt.net	0
109.144.71.206	—	0
109.144.71.207	ftip003063064.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.208	—	0
109.144.71.209	ftip005515622.acc2.faraday.21cn-nte.bt.net	0
109.144.71.210	—	0
109.144.71.211	—	0
109.144.71.212	—	0
109.144.71.213	ftip003769935-v1-fo.acc4.sf.21cn-nte.bt.net	0
109.144.71.214	—	0
109.144.71.215	ftip006448240.acc4.mr.21cn-nte.bt.net	0
109.144.71.216	—	0
109.144.71.217	ftip006910228.acc4.mr.21cn-nte.bt.net	0
109.144.71.218	—	0
109.144.71.219	—	0
109.144.71.220	—	0
109.144.71.221	—	0
109.144.71.222	—	0
109.144.71.223	ftip005429271-v1-bk.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.224	—	0
109.144.71.225	—	0
109.144.71.226	—	0
109.144.71.227	—	0
109.144.71.228	—	0
109.144.71.229	—	0
109.144.71.230	—	0
109.144.71.231	ftip006076689.acc2.kingston.21cn-nte.bt.net	0
109.144.71.232	—	0
109.144.71.233	ftip007554889-v1-fo.acc3.sf.21cn-nte.bt.net	0
109.144.71.234	—	0
109.144.71.235	ftip006347628.acc1.birmingham.21cn-nte.bt.net	0
109.144.71.236	—	0
109.144.71.237	—	0
109.144.71.238	—	0
109.144.71.239	ftip007055423.acc4.birmingham.21cn-nte.bt.net	0
109.144.71.240	—	0
109.144.71.241	—	0
109.144.71.242	—	0
109.144.71.243	ftip006990077.acc4.mr.21cn-nte.bt.net	0
109.144.71.244	—	0
109.144.71.245	ftip003385715.acc3.birmingham.21cn-nte.bt.net	0
109.144.71.246	—	0
109.144.71.247	—	0
109.144.71.248	—	0
109.144.71.249	—	0
109.144.71.250	—	0
109.144.71.251	—	0
109.144.71.252	—	0
109.144.71.253	ftip004277545-v1-fo.acc3.mr.21cn-ipp.bt.net	0
109.144.71.254	—	0
109.144.71.255	—	0

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

traceroute -a -n -q1 -f5 109.144.71.86

traceroute to 109.144.71.86 (109.144.71.86): 64 hops max, 52 byte packets

5 [AS5400] 166.49.214.169 24.366 ms

6 [AS2856] 62.6.201.225 27.88 ms

7 *

8 [AS2856] 109.144.71.86 31.814 ms

Measurement taken from

IPinfo ProbeNet in Warsaw, PL

On January 30th 2026