Summary

ASN	AS174 Cogent Communications, LLC
BGP	149.6.0.0/15
IPs with RDNS	55
Hosted Domains	0
Pingable IPs	38
Router IPs	16


149.6.187.0	—	0
149.6.187.1	be5237.ccr21.lon01.atlas.cogentco.com	0
149.6.187.2	highwinds.demarc.cogentco.com	0
149.6.187.3	—	0
149.6.187.4	—	0
149.6.187.5	gi4-5.ccr01.lon10.atlas.cogentco.com	0
149.6.187.6	—	0
149.6.187.7	—	0
149.6.187.8	—	0
149.6.187.9	te0-6-0-3-3.ccr22.lon01.atlas.cogentco.com	0
149.6.187.10	—	0
149.6.187.11	—	0
149.6.187.12	—	0
149.6.187.13	vl381.mag02.lon01.atlas.cogentco.com	0
149.6.187.14	—	0
149.6.187.15	—	0
149.6.187.16	—	0
149.6.187.17	hu0-7-0-7.206.ccr21.lon01.atlas.cogentco.com	0
149.6.187.18	—	0
149.6.187.19	—	0
149.6.187.20	—	0
149.6.187.21	te0-0-0-6.ccr21.lon01.atlas.cogentco.com	0
149.6.187.22	—	0
149.6.187.23	—	0
149.6.187.24	—	0
149.6.187.25	gi100-0-0-13.rcr21.b015591-1.lon05.atlas.cogentco.com	0
149.6.187.26	envoymx2.webdollar.com	0
149.6.187.27	—	0
149.6.187.28	—	0
149.6.187.29	—	0
149.6.187.30	—	0
149.6.187.31	—	0
149.6.187.32	—	0
149.6.187.33	te0-3-0-8.rcr51.b061617-0.lon01.atlas.cogentco.com	0
149.6.187.34	—	0
149.6.187.35	—	0
149.6.187.36	—	0
149.6.187.37	—	0
149.6.187.38	—	0
149.6.187.39	—	0
149.6.187.40	—	0
149.6.187.41	te0-6-1-7.255.rcr21.b015534-1.lon01.atlas.cogentco.com	0
149.6.187.42	—	0
149.6.187.43	—	0
149.6.187.44	—	0
149.6.187.45	te0-1-0-6.564.rcr21.b015589-1.lon01.atlas.cogentco.com	0
149.6.187.46	—	0
149.6.187.47	—	0
149.6.187.48	—	0
149.6.187.49	te0-1-0-2-7.ccr21.lon01.atlas.cogentco.com	0
149.6.187.50	r-05.thn.uk.ctw.net	0
149.6.187.51	r-06.thn.uk.ctw.net	0
149.6.187.52	—	0
149.6.187.53	—	0
149.6.187.54	—	0
149.6.187.55	—	0
149.6.187.56	—	0
149.6.187.57	hu0-0-0-6.ccr22.lon01.atlas.cogentco.com	0
149.6.187.58	—	0
149.6.187.59	—	0
149.6.187.60	—	0
149.6.187.61	—	0
149.6.187.62	—	0
149.6.187.63	—	0
149.6.187.64	—	0
149.6.187.65	te0-1-0-4-9.204.ccr21.lon01.atlas.cogentco.com	0
149.6.187.66	—	0
149.6.187.67	—	0
149.6.187.68	—	0
149.6.187.69	gi0-0-0-19.569.nr11.b015668-1.lon01.atlas.cogentco.com	0
149.6.187.70	—	0
149.6.187.71	—	0
149.6.187.72	—	0
149.6.187.73	gi100-0-0-5.ccr21.lon01.atlas.cogentco.com	0
149.6.187.74	—	0
149.6.187.75	—	0
149.6.187.76	—	0
149.6.187.77	te0-3-0-35.ccr22.lon01.atlas.cogentco.com	0
149.6.187.78	—	0
149.6.187.79	—	0
149.6.187.80	—	0
149.6.187.81	gi100-0-0-28.rcr21.b015534-1.lon01.atlas.cogentco.com	0
149.6.187.82	revolut.demarc.cogentco.com	0
149.6.187.83	—	0
149.6.187.84	—	0
149.6.187.85	—	0
149.6.187.86	—	0
149.6.187.87	—	0
149.6.187.88	—	0
149.6.187.89	te0-0-0-31.rcr71.b015533-1.lon05.atlas.cogentco.com	0
149.6.187.90	beaming.demarc.cognetco.com	0
149.6.187.91	—	0
149.6.187.92	—	0
149.6.187.93	—	0
149.6.187.94	—	0
149.6.187.95	—	0
149.6.187.96	—	0
149.6.187.97	gi100-0-0-22.rcr21.b015589-1.lon05.atlas.cogentco.com	0
149.6.187.98	—	0
149.6.187.99	—	0
149.6.187.100	—	0
149.6.187.101	—	0
149.6.187.102	—	0
149.6.187.103	—	0
149.6.187.104	—	0
149.6.187.105	be6659.rcr21.b015589-1.lon05.atlas.cogentco.com	0
149.6.187.106	—	0
149.6.187.107	—	0
149.6.187.108	—	0
149.6.187.109	—	0
149.6.187.110	—	0
149.6.187.111	—	0
149.6.187.112	—	0
149.6.187.113	gi100-0-0-3.rcr21.b015533-1.lon13.atlas.cogentco.com	0
149.6.187.114	—	0
149.6.187.115	—	0
149.6.187.116	—	0
149.6.187.117	—	0
149.6.187.118	—	0
149.6.187.119	—	0
149.6.187.120	—	0
149.6.187.121	vl279.mag02.lon01.atlas.cogentco.com	0
149.6.187.122	—	0
149.6.187.123	—	0
149.6.187.124	—	0
149.6.187.125	te0-6-0-6-0.ccr22.lon01.atlas.cogentco.com	0
149.6.187.126	l11.pr01.thca.uk.exponential-e.net	0
149.6.187.127	—	0
149.6.187.128	—	0
149.6.187.129	gi0-0-0-15.14.nr11.b015592-1.lon01.atlas.cogentco.com	0
149.6.187.130	—	0
149.6.187.131	—	0
149.6.187.132	—	0
149.6.187.133	—	0
149.6.187.134	—	0
149.6.187.135	—	0
149.6.187.136	—	0
149.6.187.137	gi0-0-0-39.rcr01.b015593-1.lon01.atlas.cogentco.com	0
149.6.187.138	—	0
149.6.187.139	—	0
149.6.187.140	—	0
149.6.187.141	—	0
149.6.187.142	—	0
149.6.187.143	—	0
149.6.187.144	—	0
149.6.187.145	gi0-0-1-17.nr11.b015598-1.lon01.atlas.cogentco.com	0
149.6.187.146	—	0
149.6.187.147	—	0
149.6.187.148	—	0
149.6.187.149	te0-0-0-4.202.rcr21.b015533-1.lon01.atlas.cogentco.com	0
149.6.187.150	—	0
149.6.187.151	—	0
149.6.187.152	—	0
149.6.187.153	gi100-0-0-25.rcr21.b023101-0.lon13.atlas.cogentco.com	0
149.6.187.154	—	0
149.6.187.155	—	0
149.6.187.156	—	0
149.6.187.157	—	0
149.6.187.158	—	0
149.6.187.159	—	0
149.6.187.160	—	0
149.6.187.161	hu0-7-0-6.ccr21.lon01.atlas.cogentco.com	0
149.6.187.162	—	0
149.6.187.163	—	0
149.6.187.164	—	0
149.6.187.165	—	0
149.6.187.166	—	0
149.6.187.167	—	0
149.6.187.168	—	0
149.6.187.169	gi0-0-0-5.nr11.b015592-1.lon01.atlas.cogentco.com	0
149.6.187.170	—	0
149.6.187.171	—	0
149.6.187.172	—	0
149.6.187.173	gi200-0-0-36.317.ccr22.lon01.atlas.cogentco.com	0
149.6.187.174	—	0
149.6.187.175	—	0
149.6.187.176	—	0
149.6.187.177	te0-1-0-30.rcr51.b073950-0.lon01.atlas.cogentco.com	0
149.6.187.178	—	0
149.6.187.179	—	0
149.6.187.180	—	0
149.6.187.181	—	0
149.6.187.182	—	0
149.6.187.183	—	0
149.6.187.184	—	0
149.6.187.185	gi100-0-0-29.rcr21.b015589-1.lon05.atlas.cogentco.com	0
149.6.187.186	—	0
149.6.187.187	—	0
149.6.187.188	—	0
149.6.187.189	gi100-0-0-3.ccr22.lon01.atlas.cogentco.com	0
149.6.187.190	—	0
149.6.187.191	—	0
149.6.187.192	—	0
149.6.187.193	gi200-0-0-12.ccr22.lon01.atlas.cogentco.com	0
149.6.187.194	comms-supply.demarc.cogentco.com	0
149.6.187.195	—	0
149.6.187.196	—	0
149.6.187.197	—	0
149.6.187.198	—	0
149.6.187.199	—	0
149.6.187.200	—	0
149.6.187.201	gi100-0-0-13.rcr71.b015533-1.lon05.atlas.cogentco.com	0
149.6.187.202	vtg-cloud.demarc.cogentco.com	0
149.6.187.203	—	0
149.6.187.204	—	0
149.6.187.205	—	0
149.6.187.206	—	0
149.6.187.207	—	0
149.6.187.208	—	0
149.6.187.209	te0-1-0-4-5.205.ccr21.lon01.atlas.cogentco.com	0
149.6.187.210	—	0
149.6.187.211	—	0
149.6.187.212	—	0
149.6.187.213	—	0
149.6.187.214	—	0
149.6.187.215	—	0
149.6.187.216	—	0
149.6.187.217	te0-1-0-0-6.ccr21.lon01.atlas.cogentco.com	0
149.6.187.218	—	0
149.6.187.219	—	0
149.6.187.220	—	0
149.6.187.221	—	0
149.6.187.222	—	0
149.6.187.223	—	0
149.6.187.224	—	0
149.6.187.225	be6089.rcr21.b023101-0.lon13.atlas.cogentco.com	0
149.6.187.226	—	0
149.6.187.227	—	0
149.6.187.228	—	0
149.6.187.229	—	0
149.6.187.230	—	0
149.6.187.231	—	0
149.6.187.232	—	0
149.6.187.233	te0-1-0-5-5.205.ccr21.lon01.atlas.cogentco.com	0
149.6.187.234	hutchison3g.demarc.cogentco.com	0
149.6.187.235	—	0
149.6.187.236	—	0
149.6.187.237	gi0-0-0-12.307.agr12.lon01.atlas.cogentco.com	0
149.6.187.238	—	0
149.6.187.239	—	0
149.6.187.240	—	0
149.6.187.241	te0-16-0-1-5.204.ccr42.lon13.atlas.cogentco.com	0
149.6.187.242	—	0
149.6.187.243	—	0
149.6.187.244	siplondon.frankhirth.com	0
149.6.187.245	—	0
149.6.187.246	—	0
149.6.187.247	—	0
149.6.187.248	—	0
149.6.187.249	te0-6-0-5-7.ccr22.lon01.atlas.cogentco.com	0
149.6.187.250	—	0
149.6.187.251	—	0
149.6.187.252	—	0
149.6.187.253	vl220.mag02.lon01.atlas.cogentco.com	0
149.6.187.254	—	0
149.6.187.255	—	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 149.6.187.12

traceroute to 149.6.187.12 (149.6.187.12): 64 hops max, 52 byte packets

5 [AS174] 154.54.57.209 0.982 ms

6 [AS174] 149.6.187.12 0.235 ms

Measurement taken from

IPinfo ProbeNet in London, GB

On December 28th 2025