Summary

ASN	AS174 Cogent Communications, LLC
BGP	38.0.0.0/8
IPs with RDNS	60
Hosted Domains	0
Pingable IPs	53
Router IPs	23


38.104.100.0	—	0
38.104.100.1	be6636.rcr81.ord04.atlas.cogentco.com	0
38.104.100.2	—	0
38.104.100.3	—	0
38.104.100.4	be7705.rcr81.ord04.atlas.cogentco.com	0
38.104.100.5	be5678.rcr21.ord04.atlas.cogentco.com	0
38.104.100.6	te0-0-0-13.agr61.ord04.atlas.cogentco.com	0
38.104.100.7	—	0
38.104.100.8	—	0
38.104.100.9	be6637.rcr81.ord04.atlas.cogentco.com	0
38.104.100.10	—	0
38.104.100.11	—	0
38.104.100.12	te0-0-0-22.agr61.ord04.atlas.cogentco.com	0
38.104.100.13	be5679.rcr21.ord04.atlas.cogentco.com	0
38.104.100.14	be7843.rcr81.ord04.atlas.cogentco.com	0
38.104.100.15	—	0
38.104.100.16	—	0
38.104.100.17	be6748.agr61.ord04.atlas.cogentco.com	0
38.104.100.18	—	0
38.104.100.19	—	0
38.104.100.20	—	0
38.104.100.21	gi0-2-0-18.201.rcr21.ord04.atlas.cogentco.com	0
38.104.100.22	—	0
38.104.100.23	—	0
38.104.100.24	—	0
38.104.100.25	te0-0-0-0.1426.rcr61.ord13.atlas.cogentco.com	0
38.104.100.26	—	0
38.104.100.27	—	0
38.104.100.28	—	0
38.104.100.29	—	0
38.104.100.30	mail.kjinvestment.com	0
38.104.100.31	—	0
38.104.100.32	—	0
38.104.100.33	gi0-0-0-5.nr11.b000275-0.ord01.atlas.cogentco.com	0
38.104.100.34	—	0
38.104.100.35	—	0
38.104.100.36	—	0
38.104.100.37	—	0
38.104.100.38	—	0
38.104.100.39	—	0
38.104.100.40	—	0
38.104.100.41	gi100-0-0-29.agr61.ord04.atlas.cogentco.com	0
38.104.100.42	—	0
38.104.100.43	—	0
38.104.100.44	—	0
38.104.100.45	gi100-0-0-31.nr11.b022161-0.ord01.atlas.cogentco.com	0
38.104.100.46	—	0
38.104.100.47	—	0
38.104.100.48	te0-0-0-18.nr71.b002326-1.ord04.atlas.cogentco.com	0
38.104.100.49	gi0-0-0-2.nr11.b057330-0.ord04.atlas.cogentco.com	0
38.104.100.50	—	0
38.104.100.51	—	0
38.104.100.52	—	0
38.104.100.53	—	0
38.104.100.54	—	0
38.104.100.55	—	0
38.104.100.56	—	0
38.104.100.57	te0-5-0-9.rcr21.ord04.atlas.cogentco.com	0
38.104.100.58	—	0
38.104.100.59	—	0
38.104.100.60	—	0
38.104.100.61	se1-1-8-0.ca03.b002326-3.ord01.atlas.cogentco.com	0
38.104.100.62	—	0
38.104.100.63	—	0
38.104.100.64	—	0
38.104.100.65	hu0-0-0-33.rcr81.ord04.atlas.cogentco.com	0
38.104.100.66	—	0
38.104.100.67	—	0
38.104.100.68	—	0
38.104.100.69	—	0
38.104.100.70	—	0
38.104.100.71	—	0
38.104.100.72	—	0
38.104.100.73	te0-0-0-12.202.agr62.ord04.atlas.cogentco.com	0
38.104.100.74	hotwire-communications.demarc.cogentco.com	0
38.104.100.75	—	0
38.104.100.76	—	0
38.104.100.77	se1-1-24-0.ca03.ord04.atlas.cogentco.com	0
38.104.100.78	—	0
38.104.100.79	—	0
38.104.100.80	—	0
38.104.100.81	hu0-0-0-9.rcr81.ord04.atlas.cogentco.com	0
38.104.100.82	—	0
38.104.100.83	—	0
38.104.100.84	—	0
38.104.100.85	se1-1-28-0.ca03.b002326-3.ord01.atlas.cogentco.com	0
38.104.100.86	—	0
38.104.100.87	—	0
38.104.100.88	—	0
38.104.100.89	te0-0-0-24.agr61.ord04.atlas.cogentco.com	0
38.104.100.90	—	0
38.104.100.91	—	0
38.104.100.92	—	0
38.104.100.93	gi0-5-1-16.212.rcr21.b002326-3.ord01.atlas.cogentco.com	0
38.104.100.94	—	0
38.104.100.95	—	0
38.104.100.96	—	0
38.104.100.97	be6415.rcr81.ord04.atlas.cogentco.com	0
38.104.100.98	—	0
38.104.100.99	—	0
38.104.100.100	—	0
38.104.100.101	—	0
38.104.100.102	—	0
38.104.100.103	—	0
38.104.100.104	—	0
38.104.100.105	gi0-0-0-5.nr01.b000277-0.ord01.atlas.cogentco.com	0
38.104.100.106	—	0
38.104.100.107	—	0
38.104.100.108	—	0
38.104.100.109	se3-1-21-0.ca04.b002326-3.ord01.atlas.cogentco.com	0
38.104.100.110	—	0
38.104.100.111	—	0
38.104.100.112	—	0
38.104.100.113	gi0-0-0-3.nr01.b056581-0.ord03.atlas.cogentco.com	0
38.104.100.114	—	0
38.104.100.115	—	0
38.104.100.116	—	0
38.104.100.117	se5-0-23-0.ca04.ord04.atlas.cogentco.com	0
38.104.100.118	—	0
38.104.100.119	—	0
38.104.100.120	—	0
38.104.100.121	gi0-0-0-12.nr11.b057330-0.ord04.atlas.cogentco.com	0
38.104.100.122	—	0
38.104.100.123	—	0
38.104.100.124	—	0
38.104.100.125	—	0
38.104.100.126	—	0
38.104.100.127	—	0
38.104.100.128	—	0
38.104.100.129	gi200-0-0-19.rcr21.ord04.atlas.cogentco.com	0
38.104.100.130	—	0
38.104.100.131	—	0
38.104.100.132	gi100-0-0-31.agr61.ord04.atlas.cogentco.com	0
38.104.100.133	gi0-5-0-8.1387.rcr21.b002326-3.ord01.atlas.cogentco.com	0
38.104.100.134	be9277.rcr51.b022161-0.ord01.atlas.cogentco.com	0
38.104.100.135	—	0
38.104.100.136	te0-0-0-25.agr61.ord04.atlas.cogentco.com	0
38.104.100.137	te0-7-0-4.201.rcr21.ord04.atlas.cogentco.com	0
38.104.100.138	gi100-0-0-34.agr61.ord04.atlas.cogentco.com	0
38.104.100.139	—	0
38.104.100.140	—	0
38.104.100.141	te0-0-0-26.201.agr61.ord04.atlas.cogentco.com	0
38.104.100.142	—	0
38.104.100.143	—	0
38.104.100.144	—	0
38.104.100.145	gi0-0-0-4.nr01.b056581-0.ord03.atlas.cogentco.com	0
38.104.100.146	—	0
38.104.100.147	—	0
38.104.100.148	—	0
38.104.100.149	te0-0-2-2.1634.nr13.b003846-1.ord07.atlas.cogentco.com	0
38.104.100.150	—	0
38.104.100.151	—	0
38.104.100.152	—	0
38.104.100.153	gi100-0-0-5.agr61.ord04.atlas.cogentco.com	0
38.104.100.154	—	0
38.104.100.155	—	0
38.104.100.156	—	0
38.104.100.157	te0-7-0-16.rcr21.ord04.atlas.cogentco.com	0
38.104.100.158	american-wireless-broadband.demarc.cogentco.com	0
38.104.100.159	—	0
38.104.100.160	—	0
38.104.100.161	be4147.rcr81.ord04.atlas.cogentco.com	0
38.104.100.162	—	0
38.104.100.163	—	0
38.104.100.164	—	0
38.104.100.165	gi0-0-0-18.201.nr11.b007481-0.ord01.atlas.cogentco.com	0
38.104.100.166	—	0
38.104.100.167	—	0
38.104.100.168	—	0
38.104.100.169	hu0-0-0-0.rcr81.ord04.atlas.cogentco.com	0
38.104.100.170	—	0
38.104.100.171	—	0
38.104.100.172	—	0
38.104.100.173	—	0
38.104.100.174	—	0
38.104.100.175	—	0
38.104.100.176	—	0
38.104.100.177	te0-0-0-1.2335.rcr62.ord13.atlas.cogentco.com	0
38.104.100.178	—	0
38.104.100.179	—	0
38.104.100.180	—	0
38.104.100.181	—	0
38.104.100.182	—	0
38.104.100.183	—	0
38.104.100.184	—	0
38.104.100.185	gi0-0-0-11.nr11.b057330-0.ord04.atlas.cogentco.com	0
38.104.100.186	—	0
38.104.100.187	—	0
38.104.100.188	—	0
38.104.100.189	—	0
38.104.100.190	—	0
38.104.100.191	—	0
38.104.100.192	—	0
38.104.100.193	te0-0-0-12.201.agr62.ord04.atlas.cogentco.com	0
38.104.100.194	—	0
38.104.100.195	—	0
38.104.100.196	—	0
38.104.100.197	—	0
38.104.100.198	—	0
38.104.100.199	—	0
38.104.100.200	—	0
38.104.100.201	gi100-0-0-1.agr61.ord04.atlas.cogentco.com	0
38.104.100.202	—	0
38.104.100.203	—	0
38.104.100.204	—	0
38.104.100.205	—	0
38.104.100.206	—	0
38.104.100.207	—	0
38.104.100.208	—	0
38.104.100.209	be7355.rcr81.ord04.atlas.cogentco.com	0
38.104.100.210	—	0
38.104.100.211	—	0
38.104.100.212	—	0
38.104.100.213	vl1310.na31.b002326-3.ord04.atlas.cogentco.com	0
38.104.100.214	—	0
38.104.100.215	—	0
38.104.100.216	—	0
38.104.100.217	be7779.rcr81.ord04.atlas.cogentco.com	0
38.104.100.218	—	0
38.104.100.219	—	0
38.104.100.220	—	0
38.104.100.221	—	0
38.104.100.222	—	0
38.104.100.223	—	0
38.104.100.224	—	0
38.104.100.225	gi100-0-0-8.agr61.ord04.atlas.cogentco.com	0
38.104.100.226	—	0
38.104.100.227	—	0
38.104.100.228	—	0
38.104.100.229	—	0
38.104.100.230	—	0
38.104.100.231	—	0
38.104.100.232	—	0
38.104.100.233	be6894.rcr81.ord04.atlas.cogentco.com	0
38.104.100.234	—	0
38.104.100.235	—	0
38.104.100.236	—	0
38.104.100.237	—	0
38.104.100.238	—	0
38.104.100.239	—	0
38.104.100.240	—	0
38.104.100.241	te0-0-0-15.agr61.ord04.atlas.cogentco.com	0
38.104.100.242	—	0
38.104.100.243	—	0
38.104.100.244	—	0
38.104.100.245	—	0
38.104.100.246	—	0
38.104.100.247	—	0
38.104.100.248	—	0
38.104.100.249	gi100-0-0-5.agr62.ord04.atlas.cogentco.com	0
38.104.100.250	—	0
38.104.100.251	—	0
38.104.100.252	—	0
38.104.100.253	—	0
38.104.100.254	—	0
38.104.100.255	—	0

Traceroute

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

traceroute -a -n -q1 -f2 38.104.100.1

traceroute to 38.104.100.1 (38.104.100.1): 64 hops max, 52 byte packets

2 [] 156.146.32.232 241.176 ms

3 [AS174] 38.104.100.1 0.773 ms

Measurement taken from

IPinfo ProbeNet in Chicago, US

On January 30th 2026