Summary

ASN	AS174 Cogent Communications, LLC
BGP	38.0.0.0/8
IPs with RDNS	82
Hosted Domains	0
Pingable IPs	53
Router IPs	16


38.104.155.0	—	0
38.104.155.1	te0-0-0-41.nr61.b073791-0.ymq02.atlas.cogentco.com	0
38.104.155.2	xe-1-0-1.core2.mtl1.globo.tech	0
38.104.155.3	—	0
38.104.155.4	—	0
38.104.155.5	gi0-0-0-18.201.nr11.b020695-0.ymq02.atlas.cogentco.com	0
38.104.155.6	—	0
38.104.155.7	—	0
38.104.155.8	hu0-0-0-4.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.9	fa0-4.na01.b020180-0.ymq02.atlas.cogentco.com	0
38.104.155.10	be6867.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.11	—	0
38.104.155.12	—	0
38.104.155.13	fa0-17.na03.b019192-1.ymq02.atlas.cogentco.com	0
38.104.155.14	—	0
38.104.155.15	—	0
38.104.155.16	—	0
38.104.155.17	be4626.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.18	—	0
38.104.155.19	—	0
38.104.155.20	—	0
38.104.155.21	gi0-0-0-18.207.nr11.b019086-1.ymq02.atlas.cogentco.com	0
38.104.155.22	—	0
38.104.155.23	—	0
38.104.155.24	—	0
38.104.155.25	gi0-0-0-10.nr11.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.26	—	0
38.104.155.27	—	0
38.104.155.28	—	0
38.104.155.29	—	0
38.104.155.30	—	0
38.104.155.31	—	0
38.104.155.32	—	0
38.104.155.33	gi100-0-0-1.nr61.b020181-0.ymq01.atlas.cogentco.com	0
38.104.155.34	montreal.xn.com	0
38.104.155.35	—	0
38.104.155.36	webmail.xn.com	0
38.104.155.37	—	0
38.104.155.38	—	0
38.104.155.39	—	0
38.104.155.40	—	0
38.104.155.41	gi0-0-1-2.202.agr14.ymq02.atlas.cogentco.com	0
38.104.155.42	—	0
38.104.155.43	—	0
38.104.155.44	—	0
38.104.155.45	gi3-34.mag01.ymq02.atlas.cogentco.com	0
38.104.155.46	—	0
38.104.155.47	—	0
38.104.155.48	—	0
38.104.155.49	hu0-0-0-1.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.50	smtp.apff.org	0
38.104.155.51	—	0
38.104.155.52	—	0
38.104.155.53	gi0-0-0-19.210.nr11.b021081-0.ymq01.atlas.cogentco.com	0
38.104.155.54	—	0
38.104.155.55	—	0
38.104.155.56	—	0
38.104.155.57	te0-0-0-0.nr61.b073791-0.ymq02.atlas.cogentco.com	0
38.104.155.58	—	0
38.104.155.59	—	0
38.104.155.60	—	0
38.104.155.61	gi0-0-0-1.nr11.b019082-1.ymq02.atlas.cogentco.com	0
38.104.155.62	—	0
38.104.155.63	—	0
38.104.155.64	te0-2-0-9.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.65	gi0-0-0-19.208.nr11.b020177-0.ymq02.atlas.cogentco.com	0
38.104.155.66	hu0-0-0-4.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.67	—	0
38.104.155.68	—	0
38.104.155.69	gi100-0-0-9.nr61.b020183-0.ymq01.atlas.cogentco.com	0
38.104.155.70	—	0
38.104.155.71	—	0
38.104.155.72	—	0
38.104.155.73	hu0-0-0-14.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.74	—	0
38.104.155.75	—	0
38.104.155.76	—	0
38.104.155.77	te0-1-0-5.ccr21.ymq02.atlas.cogentco.com	0
38.104.155.78	—	0
38.104.155.79	—	0
38.104.155.80	—	0
38.104.155.81	gi100-0-0-2.nr61.b020178-0.ymq01.atlas.cogentco.com	0
38.104.155.82	—	0
38.104.155.83	—	0
38.104.155.84	be9134.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.85	fa0-24.na03.b019192-1.ymq02.atlas.cogentco.com	0
38.104.155.86	be9190.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.87	—	0
38.104.155.88	—	0
38.104.155.89	be5868.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.90	—	0
38.104.155.91	—	0
38.104.155.92	—	0
38.104.155.93	fa0-1.oob01.b020597-0.buf02-ymq02.lh.cogentco.com	0
38.104.155.94	—	0
38.104.155.95	—	0
38.104.155.96	be9191.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.97	fa0-1.na11.b021081-0.ymq04.atlas.cogentco.com	0
38.104.155.98	hu0-0-0-6.nr71.b073791-0.ymq02.atlas.cogentco.com	0
38.104.155.99	—	0
38.104.155.100	—	0
38.104.155.101	fa0-3.na11.b020176-0.ymq02.atlas.cogentco.com	0
38.104.155.102	—	0
38.104.155.103	—	0
38.104.155.104	—	0
38.104.155.105	te0-0-0-21.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.106	—	0
38.104.155.107	—	0
38.104.155.108	—	0
38.104.155.109	gi3-42.mag01.ymq02.atlas.cogentco.com	0
38.104.155.110	—	0
38.104.155.111	—	0
38.104.155.112	—	0
38.104.155.113	gi0-0-0-5.nr11.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.114	—	0
38.104.155.115	—	0
38.104.155.116	—	0
38.104.155.117	te0-2-1-4.rcr51.ymq03.atlas.cogentco.com	0
38.104.155.118	—	0
38.104.155.119	—	0
38.104.155.120	—	0
38.104.155.121	te0-0-1-2.nr11.b021082-0.ymq01.atlas.cogentco.com	0
38.104.155.122	—	0
38.104.155.123	—	0
38.104.155.124	be9192.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.125	fa0-4.na04.b019192-1.ymq02.atlas.cogentco.com	0
38.104.155.126	be9228.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.127	—	0
38.104.155.128	—	0
38.104.155.129	gi0-0-0-19.206.nr11.b020176-0.ymq01.atlas.cogentco.com	0
38.104.155.130	—	0
38.104.155.131	—	0
38.104.155.132	be9728.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.133	gi0-0-0-19.201.nr11.b022101-0.ymq02.atlas.cogentco.com	0
38.104.155.134	gi0-0-0-4.nr11.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.135	—	0
38.104.155.136	—	0
38.104.155.137	gi0-0-0-19.206.nr11.b020163-0.ymq02.atlas.cogentco.com	0
38.104.155.138	—	0
38.104.155.139	—	0
38.104.155.140	—	0
38.104.155.141	gi100-0-0-3.nr61.b020161-0.ymq01.atlas.cogentco.com	0
38.104.155.142	webmail.kugler-kandestin.com	0
38.104.155.143	—	0
38.104.155.144	—	0
38.104.155.145	gi0-0-0-1.nr11.b021083-0.ymq01.atlas.cogentco.com	0
38.104.155.146	—	0
38.104.155.147	—	0
38.104.155.148	—	0
38.104.155.149	gi0-0-0-2.nr11.b021081-0.ymq02.atlas.cogentco.com	0
38.104.155.150	cogent.rtr1.canix3.ymq.isp.novavison.ca	0
38.104.155.151	—	0
38.104.155.152	—	0
38.104.155.153	gi100-0-0-23.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.154	—	0
38.104.155.155	—	0
38.104.155.156	—	0
38.104.155.157	gi0-0-0-0.nr11.b021083-0.ymq02.atlas.cogentco.com	0
38.104.155.158	—	0
38.104.155.159	—	0
38.104.155.160	—	0
38.104.155.161	hu0-0-0-2.nr71.b073791-0.ymq02.atlas.cogentco.com	0
38.104.155.162	—	0
38.104.155.163	—	0
38.104.155.164	—	0
38.104.155.165	te0-3-1-15.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.166	—	0
38.104.155.167	—	0
38.104.155.168	—	0
38.104.155.169	be4639.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.170	—	0
38.104.155.171	—	0
38.104.155.172	—	0
38.104.155.173	fa0-14.na01.b019192-1.ymq02.atlas.cogentco.com	0
38.104.155.174	—	0
38.104.155.175	—	0
38.104.155.176	—	0
38.104.155.177	be4640.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.178	—	0
38.104.155.179	—	0
38.104.155.180	—	0
38.104.155.181	gi0-0-0-5.nr11.b022101-0.ymq02.atlas.cogentco.com	0
38.104.155.182	mail2.cim.org	0
38.104.155.183	—	0
38.104.155.184	—	0
38.104.155.185	gi0-0-0-9.nr11.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.186	—	0
38.104.155.187	—	0
38.104.155.188	—	0
38.104.155.189	gi0-0-0-18.203.nr11.b022103-0.ymq03.atlas.cogentco.com	0
38.104.155.190	mail.pival.com	0
38.104.155.191	—	0
38.104.155.192	—	0
38.104.155.193	be6985.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.194	—	0
38.104.155.195	—	0
38.104.155.196	—	0
38.104.155.197	gi0-5-0-0.ccr22.ymq02.atlas.cogentco.com	0
38.104.155.198	—	0
38.104.155.199	—	0
38.104.155.200	—	0
38.104.155.201	gi100-0-0-39.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.202	—	0
38.104.155.203	—	0
38.104.155.204	—	0
38.104.155.205	gi0-0-0-4.nr11.b022104-0.ymq01.atlas.cogentco.com	0
38.104.155.206	—	0
38.104.155.207	—	0
38.104.155.208	—	0
38.104.155.209	te0-2-0-1.ccr22.ymq02.atlas.cogentco.com	0
38.104.155.210	—	0
38.104.155.211	—	0
38.104.155.212	—	0
38.104.155.213	gi0-0-0-19.203.nr11.b022104-0.ymq01.atlas.cogentco.com	0
38.104.155.214	—	0
38.104.155.215	—	0
38.104.155.216	—	0
38.104.155.217	be5052.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.218	—	0
38.104.155.219	—	0
38.104.155.220	—	0
38.104.155.221	—	0
38.104.155.222	—	0
38.104.155.223	—	0
38.104.155.224	—	0
38.104.155.225	te0-5-1-8.rcr21.ymq02.atlas.cogentco.com	0
38.104.155.226	—	0
38.104.155.227	—	0
38.104.155.228	—	0
38.104.155.229	gi0-0-0-19.206.nr11.b021081-0.ymq01.atlas.cogentco.com	0
38.104.155.230	courrier.arlefrancois.com	0
38.104.155.231	—	0
38.104.155.232	—	0
38.104.155.233	gi0-0-0-11.nr11.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.234	—	0
38.104.155.235	—	0
38.104.155.236	—	0
38.104.155.237	—	0
38.104.155.238	—	0
38.104.155.239	—	0
38.104.155.240	—	0
38.104.155.241	gi0-0-1-4.211.agr14.ymq02.atlas.cogentco.com	0
38.104.155.242	—	0
38.104.155.243	—	0
38.104.155.244	—	0
38.104.155.245	gi100-0-0-1.nr61.b021799-0.ymq01.atlas.cogentco.com	0
38.104.155.246	246.155.104.38.fw.opal-rt.com	0
38.104.155.247	—	0
38.104.155.248	—	0
38.104.155.249	be4351.rcr71.b029490-1.ymq02.atlas.cogentco.com	0
38.104.155.250	—	0
38.104.155.251	—	0
38.104.155.252	—	0
38.104.155.253	gi0-0-1-14.agr14.ymq02.atlas.cogentco.com	0
38.104.155.254	—	0
38.104.155.255	—	0

Traceroute

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

traceroute -a -n -q1 -f3 38.104.155.84

traceroute to 38.104.155.84 (38.104.155.84): 64 hops max, 52 byte packets

3 [AS174] 154.54.45.41 0.879 ms

4 [AS174] 38.104.155.84 0.888 ms

Measurement taken from

IPinfo ProbeNet in Montreal, CA

On January 30th 2026