Summary

ASN	AS2856 British Telecommunications PLC
BGP	31.48.0.0/13
IPs with RDNS	44
Hosted Domains	0
Pingable IPs	109
Router IPs	53


31.55.103.0	—	0
31.55.103.1	—	0
31.55.103.2	—	0
31.55.103.3	ftip007697296.acc3.birmingham.21cn-nte.bt.net	0
31.55.103.4	—	0
31.55.103.5	ftip007747885.acc4.birmingham.21cn-nte.bt.net	0
31.55.103.6	—	0
31.55.103.7	—	0
31.55.103.8	—	0
31.55.103.9	ftip003133316.acc2.guildford.21cn-nte.bt.net	0
31.55.103.10	—	0
31.55.103.11	—	0
31.55.103.12	—	0
31.55.103.13	ftip007697081.acc3.faraday.21cn-nte.bt.net	0
31.55.103.14	—	0
31.55.103.15	—	0
31.55.103.16	—	0
31.55.103.17	ftip007700286.acc1.birmingham.21cn-nte.bt.net	0
31.55.103.18	—	0
31.55.103.19	ftip007728082.acc2.colindale.21cn-nte.bt.net	0
31.55.103.20	—	0
31.55.103.21	—	0
31.55.103.22	—	0
31.55.103.23	—	0
31.55.103.24	—	0
31.55.103.25	—	0
31.55.103.26	—	0
31.55.103.27	—	0
31.55.103.28	—	0
31.55.103.29	ftip007697289.acc3.faraday.21cn-nte.bt.net	0
31.55.103.30	—	0
31.55.103.31	ftip007697685.acc3.faraday.21cn-nte.bt.net	0
31.55.103.32	—	0
31.55.103.33	—	0
31.55.103.34	—	0
31.55.103.35	—	0
31.55.103.36	—	0
31.55.103.37	—	0
31.55.103.38	—	0
31.55.103.39	—	0
31.55.103.40	—	0
31.55.103.41	—	0
31.55.103.42	—	0
31.55.103.43	—	0
31.55.103.44	—	0
31.55.103.45	—	0
31.55.103.46	—	0
31.55.103.47	—	0
31.55.103.48	—	0
31.55.103.49	—	0
31.55.103.50	—	0
31.55.103.51	—	0
31.55.103.52	—	0
31.55.103.53	—	0
31.55.103.54	—	0
31.55.103.55	—	0
31.55.103.56	—	0
31.55.103.57	—	0
31.55.103.58	—	0
31.55.103.59	—	0
31.55.103.60	—	0
31.55.103.61	—	0
31.55.103.62	—	0
31.55.103.63	—	0
31.55.103.64	—	0
31.55.103.65	—	0
31.55.103.66	—	0
31.55.103.67	—	0
31.55.103.68	—	0
31.55.103.69	—	0
31.55.103.70	—	0
31.55.103.71	—	0
31.55.103.72	—	0
31.55.103.73	—	0
31.55.103.74	—	0
31.55.103.75	—	0
31.55.103.76	—	0
31.55.103.77	—	0
31.55.103.78	—	0
31.55.103.79	—	0
31.55.103.80	—	0
31.55.103.81	—	0
31.55.103.82	—	0
31.55.103.83	—	0
31.55.103.84	—	0
31.55.103.85	—	0
31.55.103.86	—	0
31.55.103.87	—	0
31.55.103.88	—	0
31.55.103.89	—	0
31.55.103.90	—	0
31.55.103.91	—	0
31.55.103.92	—	0
31.55.103.93	—	0
31.55.103.94	—	0
31.55.103.95	—	0
31.55.103.96	—	0
31.55.103.97	—	0
31.55.103.98	—	0
31.55.103.99	ftip007691294.acc4.sf.21cn-nte.bt.net	0
31.55.103.100	—	0
31.55.103.101	ftip007690846.acc2.guildford.21cn-nte.bt.net	0
31.55.103.102	—	0
31.55.103.103	—	0
31.55.103.104	—	0
31.55.103.105	ftip004559221.acc3.birmingham.21cn-nte.bt.net	0
31.55.103.106	—	0
31.55.103.107	—	0
31.55.103.108	—	0
31.55.103.109	—	0
31.55.103.110	—	0
31.55.103.111	—	0
31.55.103.112	—	0
31.55.103.113	—	0
31.55.103.114	—	0
31.55.103.115	ftip007690716.acc3.faraday.21cn-nte.bt.net	0
31.55.103.116	—	0
31.55.103.117	ftip007691973.acc6.faraday.21cn-nte.bt.net	0
31.55.103.118	—	0
31.55.103.119	—	0
31.55.103.120	—	0
31.55.103.121	—	0
31.55.103.122	—	0
31.55.103.123	—	0
31.55.103.124	—	0
31.55.103.125	ftip007689291-ms-fo.acc4.sf.21cn-nte.bt.net	0
31.55.103.126	—	0
31.55.103.127	ftip007689291-v1-fo.acc2.colindale.21cn-nte.bt.net	0
31.55.103.128	—	0
31.55.103.129	ftip003746530.acc3.birmingham.21cn-nte.bt.net	0
31.55.103.130	—	0
31.55.103.131	ftip004558620.acc3.faraday.21cn-nte.bt.net	0
31.55.103.132	—	0
31.55.103.133	ftip007689680.acc4.sf.21cn-nte.bt.net	0
31.55.103.134	—	0
31.55.103.135	ftip005163458.acc4.faraday.21cn-nte.bt.net	0
31.55.103.136	—	0
31.55.103.137	—	0
31.55.103.138	—	0
31.55.103.139	—	0
31.55.103.140	—	0
31.55.103.141	ftip007558092.acc5.faraday.21cn-nte.bt.net	0
31.55.103.142	—	0
31.55.103.143	—	0
31.55.103.144	—	0
31.55.103.145	ftip007701887.acc3.faraday.21cn-nte.bt.net	0
31.55.103.146	—	0
31.55.103.147	ftip004091752.acc5.faraday.21cn-nte.bt.net	0
31.55.103.148	—	0
31.55.103.149	ftip005535347.acc3.birmingham.21cn-nte.bt.net	0
31.55.103.150	—	0
31.55.103.151	ftip005455577.acc5.faraday.21cn-nte.bt.net	0
31.55.103.152	—	0
31.55.103.153	—	0
31.55.103.154	—	0
31.55.103.155	—	0
31.55.103.156	—	0
31.55.103.157	ftip007700880.acc3.sf.21cn-nte.bt.net	0
31.55.103.158	—	0
31.55.103.159	ftip007699481.acc3.birmingham.21cn-nte.bt.net	0
31.55.103.160	—	0
31.55.103.161	ftip007701283.acc3.sf.21cn-nte.bt.net	0
31.55.103.162	—	0
31.55.103.163	ftip003261361.acc2.colindale.21cn-nte.bt.net	0
31.55.103.164	—	0
31.55.103.165	ftip007701481.acc3.sf.21cn-nte.bt.net	0
31.55.103.166	—	0
31.55.103.167	ftip004449461.acc3.sf.21cn-nte.bt.net	0
31.55.103.168	—	0
31.55.103.169	ftip007699498.acc3.sf.21cn-nte.bt.net	0
31.55.103.170	—	0
31.55.103.171	—	0
31.55.103.172	—	0
31.55.103.173	—	0
31.55.103.174	—	0
31.55.103.175	ftip003453315.acc3.faraday.21cn-nte.bt.net	0
31.55.103.176	—	0
31.55.103.177	—	0
31.55.103.178	—	0
31.55.103.179	ftip004668442.acc5.faraday.21cn-nte.bt.net	0
31.55.103.180	—	0
31.55.103.181	ftip007703492.acc3.colindale.21cn-nte.bt.net	0
31.55.103.182	—	0
31.55.103.183	ftip007899898.acc4.mr.21cn-nte.bt.net	0
31.55.103.184	—	0
31.55.103.185	—	0
31.55.103.186	—	0
31.55.103.187	—	0
31.55.103.188	—	0
31.55.103.189	—	0
31.55.103.190	—	0
31.55.103.191	—	0
31.55.103.192	—	0
31.55.103.193	—	0
31.55.103.194	—	0
31.55.103.195	—	0
31.55.103.196	—	0
31.55.103.197	ftip007699702-ms-lb.acc3.sf.21cn-nte.bt.net	0
31.55.103.198	—	0
31.55.103.199	ftip007898167.acc3.colindale.21cn-nte.bt.net	0
31.55.103.200	—	0
31.55.103.201	ftip007699702-v1-lb.acc3.mr.21cn-nte.bt.net	0
31.55.103.202	—	0
31.55.103.203	—	0
31.55.103.204	—	0
31.55.103.205	—	0
31.55.103.206	—	0
31.55.103.207	—	0
31.55.103.208	—	0
31.55.103.209	—	0
31.55.103.210	—	0
31.55.103.211	ftip007693694-ms-bk.acc2.colindale.21cn-nte.bt.net	0
31.55.103.212	—	0
31.55.103.213	—	0
31.55.103.214	—	0
31.55.103.215	—	0
31.55.103.216	—	0
31.55.103.217	ftip006771225.acc5.faraday.21cn-nte.bt.net	0
31.55.103.218	—	0
31.55.103.219	ftip003216378-v1-lb.acc6.faraday.21cn-nte.bt.net	0
31.55.103.220	—	0
31.55.103.221	—	0
31.55.103.222	—	0
31.55.103.223	—	0
31.55.103.224	—	0
31.55.103.225	—	0
31.55.103.226	—	0
31.55.103.227	ftip007698484.acc2.colindale.21cn-nte.bt.net	0
31.55.103.228	—	0
31.55.103.229	ftip007702280.acc4.birmingham.21cn-nte.bt.net	0
31.55.103.230	—	0
31.55.103.231	—	0
31.55.103.232	—	0
31.55.103.233	—	0
31.55.103.234	—	0
31.55.103.235	—	0
31.55.103.236	—	0
31.55.103.237	—	0
31.55.103.238	—	0
31.55.103.239	—	0
31.55.103.240	—	0
31.55.103.241	—	0
31.55.103.242	—	0
31.55.103.243	—	0
31.55.103.244	—	0
31.55.103.245	—	0
31.55.103.246	—	0
31.55.103.247	—	0
31.55.103.248	—	0
31.55.103.249	ftip004693826.acc3.faraday.21cn-nte.bt.net	0
31.55.103.250	—	0
31.55.103.251	—	0
31.55.103.252	—	0
31.55.103.253	—	0
31.55.103.254	—	0
31.55.103.255	—	0

Traceroute

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

traceroute -a -n -q1 -f4 31.55.103.216

traceroute to 31.55.103.216 (31.55.103.216): 64 hops max, 52 byte packets

4 [AS3356] 195.50.117.30 10.014 ms

5 *

6 [AS2856] 31.55.103.216 10.471 ms

Measurement taken from

IPinfo ProbeNet in Amsterdam, NL

On November 14th 2025