109.144.121.0/24 IP Range

Summary

ASN	AS2856 British Telecommunications PLC
BGP	109.144.0.0/12
IPs with RDNS	76
Hosted Domains	0
Pingable IPs	87
Router IPs	54


109.144.121.0	—	0
109.144.121.1	—	0
109.144.121.2	—	0
109.144.121.3	—	0
109.144.121.4	—	0
109.144.121.5	ftip003433799.acc2.kingston.21cn-nte.bt.net	0
109.144.121.6	—	0
109.144.121.7	ftip006902896.acc4.faraday.21cn-nte.bt.net	0
109.144.121.8	—	0
109.144.121.9	—	0
109.144.121.10	—	0
109.144.121.11	ftip006212087.acc4.birmingham.21cn-nte.bt.net	0
109.144.121.12	—	0
109.144.121.13	—	0
109.144.121.14	—	0
109.144.121.15	ftip006360474.acc5.faraday.21cn-nte.bt.net	0
109.144.121.16	—	0
109.144.121.17	ftip003092095.acc4.mr.21cn-nte.bt.net	0
109.144.121.18	—	0
109.144.121.19	—	0
109.144.121.20	—	0
109.144.121.21	—	0
109.144.121.22	—	0
109.144.121.23	ftip006894450.acc2.colindale.21cn-nte.bt.net	0
109.144.121.24	—	0
109.144.121.25	ftip003414736.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.26	—	0
109.144.121.27	—	0
109.144.121.28	—	0
109.144.121.29	ftip005172634.acc4.sf.21cn-nte.bt.net	0
109.144.121.30	—	0
109.144.121.31	ftip006216634.acc2.colindale.21cn-nte.bt.net	0
109.144.121.32	—	0
109.144.121.33	—	0
109.144.121.34	—	0
109.144.121.35	—	0
109.144.121.36	—	0
109.144.121.37	ftip007191879.acc2.colindale.21cn-nte.bt.net	0
109.144.121.38	—	0
109.144.121.39	ftip005013821.acc4.mr.21cn-nte.bt.net	0
109.144.121.40	—	0
109.144.121.41	ftip006889425.acc1.colindale.21cn-nte.bt.net	0
109.144.121.42	—	0
109.144.121.43	—	0
109.144.121.44	—	0
109.144.121.45	—	0
109.144.121.46	—	0
109.144.121.47	—	0
109.144.121.48	—	0
109.144.121.49	ftip005559220.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.50	—	0
109.144.121.51	ftip005558223.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.52	—	0
109.144.121.53	ftip003510711.acc4.faraday.21cn-nte.bt.net	0
109.144.121.54	—	0
109.144.121.55	—	0
109.144.121.56	—	0
109.144.121.57	ftip006888220.acc1.colindale.21cn-nte.bt.net	0
109.144.121.58	—	0
109.144.121.59	—	0
109.144.121.60	—	0
109.144.121.61	ftip004357131.acc3.mr.21cn-ipp.bt.net	0
109.144.121.62	—	0
109.144.121.63	—	0
109.144.121.64	—	0
109.144.121.65	ftip006457839.acc4.sf.21cn-nte.bt.net	0
109.144.121.66	—	0
109.144.121.67	ftip007594885.acc2.kingston.21cn-nte.bt.net	0
109.144.121.68	—	0
109.144.121.69	—	0
109.144.121.70	—	0
109.144.121.71	ftip003997130.acc2.colindale.21cn-nte.bt.net	0
109.144.121.72	—	0
109.144.121.73	ftip007090035-ms-fo.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.74	—	0
109.144.121.75	ftip003675342.acc5.faraday.21cn-nte.bt.net	0
109.144.121.76	—	0
109.144.121.77	ftip003279083.acc1.kingston.21cn-nte.bt.net	0
109.144.121.78	—	0
109.144.121.79	—	0
109.144.121.80	—	0
109.144.121.81	—	0
109.144.121.82	—	0
109.144.121.83	—	0
109.144.121.84	—	0
109.144.121.85	—	0
109.144.121.86	—	0
109.144.121.87	—	0
109.144.121.88	—	0
109.144.121.89	ftip004358169.acc3.mr.21cn-ipp.bt.net	0
109.144.121.90	—	0
109.144.121.91	—	0
109.144.121.92	—	0
109.144.121.93	ftip004355946.acc3.faraday.21cn-nte.bt.net	0
109.144.121.94	—	0
109.144.121.95	ftip003338605.acc1.kingston.21cn-nte.bt.net	0
109.144.121.96	—	0
109.144.121.97	ftip007196836.acc2.colindale.21cn-nte.bt.net	0
109.144.121.98	—	0
109.144.121.99	—	0
109.144.121.100	—	0
109.144.121.101	—	0
109.144.121.102	—	0
109.144.121.103	ftip004353850-ms-fo.acc2.kingston.21cn-nte.bt.net	0
109.144.121.104	—	0
109.144.121.105	ftip004353850-v1-fo.acc4.faraday.21cn-nte.bt.net	0
109.144.121.106	—	0
109.144.121.107	ftip006216825.acc4.manchester.21cn-nte.bt.net	0
109.144.121.108	—	0
109.144.121.109	ftip003345481.l-nws.21cn-ipp.bt.net	0
109.144.121.110	—	0
109.144.121.111	ftip004358176.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.112	—	0
109.144.121.113	—	0
109.144.121.114	—	0
109.144.121.115	ftip005558421.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.116	—	0
109.144.121.117	ftip005560226.acc3.mr.21cn-ipp.bt.net	0
109.144.121.118	—	0
109.144.121.119	ftip007032028.acc3.sf.21cn-nte.bt.net	0
109.144.121.120	—	0
109.144.121.121	ftip006175221.acc4.mr.21cn-nte.bt.net	0
109.144.121.122	—	0
109.144.121.123	ftip006360832.acc5.faraday.21cn-nte.bt.net	0
109.144.121.124	—	0
109.144.121.125	ftip006217020.acc4.mr.21cn-nte.bt.net	0
109.144.121.126	—	0
109.144.121.127	ftip003293201.acc1.kingston.21cn-nte.bt.net	0
109.144.121.128	—	0
109.144.121.129	ftip004359012.l-nws.21cn-ipp.bt.net	0
109.144.121.130	—	0
109.144.121.131	—	0
109.144.121.132	—	0
109.144.121.133	ftip004357360.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.134	—	0
109.144.121.135	—	0
109.144.121.136	—	0
109.144.121.137	ftip003372135.l-nws.21cn-ipp.bt.net	0
109.144.121.138	—	0
109.144.121.139	—	0
109.144.121.140	—	0
109.144.121.141	—	0
109.144.121.142	—	0
109.144.121.143	ftip006360849.acc2.faraday.21cn-nte.bt.net	0
109.144.121.144	—	0
109.144.121.145	ftip003131831.acc1.kingston.21cn-nte.bt.net	0
109.144.121.146	—	0
109.144.121.147	—	0
109.144.121.148	—	0
109.144.121.149	ftip006529888.acc4.birmingham.21cn-nte.bt.net	0
109.144.121.150	—	0
109.144.121.151	—	0
109.144.121.152	—	0
109.144.121.153	ftip005560646.acc3.sf.21cn-ipp.bt.net	0
109.144.121.154	—	0
109.144.121.155	—	0
109.144.121.156	—	0
109.144.121.157	ftip006793272.acc4.mr.21cn-nte.bt.net	0
109.144.121.158	—	0
109.144.121.159	—	0
109.144.121.160	—	0
109.144.121.161	—	0
109.144.121.162	—	0
109.144.121.163	—	0
109.144.121.164	—	0
109.144.121.165	ftip006458225-ms-lb.acc2.colindale.21cn-nte.bt.net	0
109.144.121.166	—	0
109.144.121.167	ftip003235331.acc2.kingston.21cn-nte.bt.net	0
109.144.121.168	—	0
109.144.121.169	—	0
109.144.121.170	—	0
109.144.121.171	—	0
109.144.121.172	—	0
109.144.121.173	ftip005202447.acc4.mr.21cn-nte.bt.net	0
109.144.121.174	—	0
109.144.121.175	ftip004357353.acc2.kingston.21cn-nte.bt.net	0
109.144.121.176	—	0
109.144.121.177	ftip007221071.acc2.kingston.21cn-nte.bt.net	0
109.144.121.178	—	0
109.144.121.179	—	0
109.144.121.180	—	0
109.144.121.181	ftip005560684.acc3.mr.21cn-ipp.bt.net	0
109.144.121.182	—	0
109.144.121.183	ftip004407836.acc4.mr.21cn-nte.bt.net	0
109.144.121.184	—	0
109.144.121.185	ftip006937652.acc2.kingston.21cn-nte.bt.net	0
109.144.121.186	—	0
109.144.121.187	ftip003229996.acc3.sf.21cn-ipp.bt.net	0
109.144.121.188	—	0
109.144.121.189	—	0
109.144.121.190	—	0
109.144.121.191	—	0
109.144.121.192	—	0
109.144.121.193	ftip003407172.acc3.sf.21cn-ipp.bt.net	0
109.144.121.194	—	0
109.144.121.195	ftip003549162.acc5.faraday.21cn-nte.bt.net	0
109.144.121.196	—	0
109.144.121.197	ftip003442029.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.198	—	0
109.144.121.199	ftip006580032.acc4.mr.21cn-nte.bt.net	0
109.144.121.200	—	0
109.144.121.201	ftip003103272-ms-fo.acc3.sf.21cn-ipp.bt.net	0
109.144.121.202	—	0
109.144.121.203	—	0
109.144.121.204	—	0
109.144.121.205	ftip003103272-v1-fo.acc3.birmingham.21cn-nte.bt.net	0
109.144.121.206	—	0
109.144.121.207	—	0
109.144.121.208	—	0
109.144.121.209	ftip005561049.acc5.faraday.21cn-nte.bt.net	0
109.144.121.210	—	0
109.144.121.211	—	0
109.144.121.212	—	0
109.144.121.213	—	0
109.144.121.214	—	0
109.144.121.215	—	0
109.144.121.216	—	0
109.144.121.217	ftip007089831.acc4.mr.21cn-nte.bt.net	0
109.144.121.218	—	0
109.144.121.219	—	0
109.144.121.220	—	0
109.144.121.221	ftip006458225-v1-lb.acc5.faraday.21cn-nte.bt.net	0
109.144.121.222	—	0
109.144.121.223	—	0
109.144.121.224	—	0
109.144.121.225	ftip007176821.acc2.colindale.21cn-nte.bt.net	0
109.144.121.226	—	0
109.144.121.227	—	0
109.144.121.228	—	0
109.144.121.229	ftip006458034.acc5.faraday.21cn-nte.bt.net	0
109.144.121.230	—	0
109.144.121.231	ftip005561063.acc1.birmingham.21cn-nte.bt.net	0
109.144.121.232	—	0
109.144.121.233	ftip004359555.acc4.faraday.21cn-nte.bt.net	0
109.144.121.234	—	0
109.144.121.235	—	0
109.144.121.236	—	0
109.144.121.237	—	0
109.144.121.238	—	0
109.144.121.239	ftip004241133.acc3.mr.21cn-ipp.bt.net	0
109.144.121.240	—	0
109.144.121.241	ftip006217228.acc4.mr.21cn-nte.bt.net	0
109.144.121.242	—	0
109.144.121.243	ftip003201664.acc1.kingston.21cn-nte.bt.net	0
109.144.121.244	—	0
109.144.121.245	ftip004358343.l-nws.21cn-ipp.bt.net	0
109.144.121.246	—	0
109.144.121.247	ftip004358350.acc3.mr.21cn-ipp.bt.net	0
109.144.121.248	—	0
109.144.121.249	—	0
109.144.121.250	—	0
109.144.121.251	ftip006529918.acc4.mr.21cn-nte.bt.net	0
109.144.121.252	—	0
109.144.121.253	acc3.colindale.21cn-nte.bt.net	0
109.144.121.254	—	0
109.144.121.255	—	0

Traceroute

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

traceroute -a -n -q1 109.144.121.200

traceroute to 109.144.121.200 (109.144.121.200): 64 hops max, 52 byte packets

1 [AS15169] 74.125.251.219 9.783 ms

2 *

3 [AS2856] 194.72.16.213 10.271 ms

4 [AS2856] 109.144.121.200 14.279 ms

Measurement taken from

IPinfo ProbeNet in Oudeschip, NL

On October 17th 2025