Summary

ASN	AS174 Cogent Communications, LLC
BGP	38.0.0.0/8
IPs with RDNS	47
Hosted Domains	0
Pingable IPs	75
Router IPs	7


38.104.43.0	—	0
38.104.43.1	te0-0-0-1.95.agr61.ewr01.atlas.cogentco.com	0
38.104.43.2	—	0
38.104.43.3	—	0
38.104.43.4	—	0
38.104.43.5	—	0
38.104.43.6	—	0
38.104.43.7	—	0
38.104.43.8	—	0
38.104.43.9	te0-0-0-1.92.agr61.ewr01.atlas.cogentco.com	0
38.104.43.10	—	0
38.104.43.11	—	0
38.104.43.12	—	0
38.104.43.13	—	0
38.104.43.14	—	0
38.104.43.15	—	0
38.104.43.16	—	0
38.104.43.17	te0-0-0-0.626.agr61.ewr01.atlas.cogentco.com	0
38.104.43.18	—	0
38.104.43.19	—	0
38.104.43.20	—	0
38.104.43.21	—	0
38.104.43.22	—	0
38.104.43.23	—	0
38.104.43.24	—	0
38.104.43.25	gi0-0-0-15.912.nr12.b002894-0.ewr01.atlas.cogentco.com	0
38.104.43.26	—	0
38.104.43.27	—	0
38.104.43.28	—	0
38.104.43.29	gi0-0-0-15.914.nr12.b002894-0.ewr01.atlas.cogentco.com	0
38.104.43.30	—	0
38.104.43.31	—	0
38.104.43.32	—	0
38.104.43.33	te0-0-0-43.259.agr61.ewr01.atlas.cogentco.com	0
38.104.43.34	pilot-fiber.demarc.cogentco.com	0
38.104.43.35	—	0
38.104.43.36	mail.gallerycollection.com	0
38.104.43.37	mail2.gallerycollection.com	0
38.104.43.38	—	0
38.104.43.39	—	0
38.104.43.40	—	0
38.104.43.41	te0-0-0-16.agr61.ewr01.atlas.cogentco.com	0
38.104.43.42	—	0
38.104.43.43	—	0
38.104.43.44	—	0
38.104.43.45	—	0
38.104.43.46	—	0
38.104.43.47	—	0
38.104.43.48	—	0
38.104.43.49	te0-0-0-43.1886.agr61.ewr01.atlas.cogentco.com	0
38.104.43.50	—	0
38.104.43.51	—	0
38.104.43.52	—	0
38.104.43.53	—	0
38.104.43.54	—	0
38.104.43.55	—	0
38.104.43.56	—	0
38.104.43.57	te0-0-0-1.3994.agr62.ewr01.atlas.cogentco.com	0
38.104.43.58	—	0
38.104.43.59	—	0
38.104.43.60	—	0
38.104.43.61	—	0
38.104.43.62	—	0
38.104.43.63	—	0
38.104.43.64	—	0
38.104.43.65	te0-0-0-43.1891.agr61.ewr01.atlas.cogentco.com	0
38.104.43.66	—	0
38.104.43.67	—	0
38.104.43.68	—	0
38.104.43.69	—	0
38.104.43.70	—	0
38.104.43.71	—	0
38.104.43.72	—	0
38.104.43.73	te0-0-0-11.rcr52.ewr01.atlas.cogentco.com	0
38.104.43.74	—	0
38.104.43.75	—	0
38.104.43.76	—	0
38.104.43.77	—	0
38.104.43.78	—	0
38.104.43.79	—	0
38.104.43.80	—	0
38.104.43.81	te0-0-0-1.2388.agr61.ewr01.atlas.cogentco.com	0
38.104.43.82	—	0
38.104.43.83	—	0
38.104.43.84	—	0
38.104.43.85	—	0
38.104.43.86	—	0
38.104.43.87	—	0
38.104.43.88	—	0
38.104.43.89	te0-0-0-1.650.agr61.ewr01.atlas.cogentco.com	0
38.104.43.90	—	0
38.104.43.91	—	0
38.104.43.92	—	0
38.104.43.93	—	0
38.104.43.94	—	0
38.104.43.95	—	0
38.104.43.96	—	0
38.104.43.97	te0-0-0-43.278.agr61.ewr01.atlas.cogentco.com	0
38.104.43.98	—	0
38.104.43.99	—	0
38.104.43.100	—	0
38.104.43.101	—	0
38.104.43.102	—	0
38.104.43.103	—	0
38.104.43.104	—	0
38.104.43.105	te0-0-0-43.117.agr61.ewr01.atlas.cogentco.com	0
38.104.43.106	—	0
38.104.43.107	—	0
38.104.43.108	—	0
38.104.43.109	—	0
38.104.43.110	—	0
38.104.43.111	—	0
38.104.43.112	—	0
38.104.43.113	te0-0-0-43.167.agr61.ewr01.atlas.cogentco.com	0
38.104.43.114	—	0
38.104.43.115	—	0
38.104.43.116	—	0
38.104.43.117	—	0
38.104.43.118	—	0
38.104.43.119	—	0
38.104.43.120	—	0
38.104.43.121	te0-0-0-43.3191.agr61.ewr01.atlas.cogentco.com	0
38.104.43.122	—	0
38.104.43.123	—	0
38.104.43.124	—	0
38.104.43.125	—	0
38.104.43.126	—	0
38.104.43.127	—	0
38.104.43.128	—	0
38.104.43.129	te0-0-0-27.agr61.ewr01.atlas.cogentco.com	0
38.104.43.130	—	0
38.104.43.131	—	0
38.104.43.132	—	0
38.104.43.133	—	0
38.104.43.134	—	0
38.104.43.135	—	0
38.104.43.136	te0-0-0-40.115.agr61.ewr01.atlas.cogentco.com	0
38.104.43.137	te0-1-0-11.3139.rcr51.ewr01.atlas.cogentco.com	0
38.104.43.138	te0-0-0-40.210.agr61.ewr01.atlas.cogentco.com	0
38.104.43.139	—	0
38.104.43.140	—	0
38.104.43.141	te0-0-0-1.3988.agr62.ewr01.atlas.cogentco.com	0
38.104.43.142	—	0
38.104.43.143	—	0
38.104.43.144	—	0
38.104.43.145	te0-0-1-1.1834.rcr51.ewr01.atlas.cogentco.com	0
38.104.43.146	—	0
38.104.43.147	—	0
38.104.43.148	—	0
38.104.43.149	—	0
38.104.43.150	—	0
38.104.43.151	—	0
38.104.43.152	te0-0-0-11.201.rcr51.ewr01.atlas.cogentco.com	0
38.104.43.153	gi0-0-0-37.nr01.b000934-0.jfk02.atlas.cogentco.com	0
38.104.43.154	te0-0-0-43.4081.agr61.ewr01.atlas.cogentco.com	0
38.104.43.155	—	0
38.104.43.156	te0-0-0-0.249.agr61.ewr01.atlas.cogentco.com	0
38.104.43.157	—	0
38.104.43.158	te0-0-0-40.120.agr61.ewr01.atlas.cogentco.com	0
38.104.43.159	—	0
38.104.43.160	—	0
38.104.43.161	te0-0-0-0.3504.agr61.ewr01.atlas.cogentco.com	0
38.104.43.162	—	0
38.104.43.163	—	0
38.104.43.164	—	0
38.104.43.165	—	0
38.104.43.166	—	0
38.104.43.167	—	0
38.104.43.168	gi0-0-0-9.nr12.b002894-0.ewr01.atlas.cogentco.com	0
38.104.43.169	gi0-0-1-12.2353.nr13.b002894-0.ewr01.atlas.cogentco.com	0
38.104.43.170	te0-0-0-40.2030.agr61.ewr01.atlas.cogentco.com	0
38.104.43.171	—	0
38.104.43.172	te0-0-0-1.417.agr61.ewr01.atlas.cogentco.com	0
38.104.43.173	—	0
38.104.43.174	te0-0-0-40.1298.agr62.ewr01.atlas.cogentco.com	0
38.104.43.175	—	0
38.104.43.176	—	0
38.104.43.177	te0-0-0-2.130.agr62.ewr01.atlas.cogentco.com	0
38.104.43.178	—	0
38.104.43.179	—	0
38.104.43.180	—	0
38.104.43.181	—	0
38.104.43.182	—	0
38.104.43.183	—	0
38.104.43.184	—	0
38.104.43.185	te0-0-0-43.171.agr61.ewr01.atlas.cogentco.com	0
38.104.43.186	—	0
38.104.43.187	—	0
38.104.43.188	—	0
38.104.43.189	—	0
38.104.43.190	—	0
38.104.43.191	—	0
38.104.43.192	—	0
38.104.43.193	gi0-0-0-19.211.nr01.b002857-0.ewr01.atlas.cogentco.com	0
38.104.43.194	—	0
38.104.43.195	—	0
38.104.43.196	—	0
38.104.43.197	—	0
38.104.43.198	—	0
38.104.43.199	—	0
38.104.43.200	—	0
38.104.43.201	te0-0-0-43.2403.agr61.ewr01.atlas.cogentco.com	0
38.104.43.202	—	0
38.104.43.203	—	0
38.104.43.204	—	0
38.104.43.205	—	0
38.104.43.206	—	0
38.104.43.207	—	0
38.104.43.208	—	0
38.104.43.209	te0-0-0-2.228.agr62.ewr01.atlas.cogentco.com	0
38.104.43.210	—	0
38.104.43.211	—	0
38.104.43.212	—	0
38.104.43.213	—	0
38.104.43.214	—	0
38.104.43.215	—	0
38.104.43.216	—	0
38.104.43.217	gi0-0-0-14.nr11.b026010-0.ewr01.atlas.cogentco.com	0
38.104.43.218	—	0
38.104.43.219	—	0
38.104.43.220	—	0
38.104.43.221	—	0
38.104.43.222	—	0
38.104.43.223	—	0
38.104.43.224	—	0
38.104.43.225	te0-0-0-40.56.agr62.ewr01.atlas.cogentco.com	0
38.104.43.226	—	0
38.104.43.227	—	0
38.104.43.228	—	0
38.104.43.229	—	0
38.104.43.230	—	0
38.104.43.231	—	0
38.104.43.232	—	0
38.104.43.233	te0-0-0-2.514.agr62.ewr01.atlas.cogentco.com	0
38.104.43.234	—	0
38.104.43.235	—	0
38.104.43.236	—	0
38.104.43.237	—	0
38.104.43.238	—	0
38.104.43.239	—	0
38.104.43.240	—	0
38.104.43.241	te0-0-0-1.3991.agr62.ewr01.atlas.cogentco.com	0
38.104.43.242	—	0
38.104.43.243	—	0
38.104.43.244	—	0
38.104.43.245	—	0
38.104.43.246	—	0
38.104.43.247	—	0
38.104.43.248	—	0
38.104.43.249	te0-0-0-0.503.agr61.ewr01.atlas.cogentco.com	0
38.104.43.250	—	0
38.104.43.251	—	0
38.104.43.252	—	0
38.104.43.253	—	0
38.104.43.254	—	0
38.104.43.255	—	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 38.104.43.121

traceroute to 38.104.43.121 (38.104.43.121): 64 hops max, 52 byte packets

4 [AS63949] 173.255.239.102 0.425 ms

5 [AS20940] 23.203.154.42 0.694 ms

6 *

7 [AS174] 38.104.43.121 1.37 ms

Measurement taken from

IPinfo ProbeNet in Morris Plains, US

On December 14th 2025