Summary

ASN	AS174 Cogent Communications, LLC
BGP	38.0.0.0/8
IPs with RDNS	32
Hosted Domains	0
Pingable IPs	37
Router IPs	2


38.140.228.0	—	0
38.140.228.1	te0-5-1-18.3051.agr22.sfo01.atlas.cogentco.com	0
38.140.228.2	—	0
38.140.228.3	—	0
38.140.228.4	—	0
38.140.228.5	—	0
38.140.228.6	—	0
38.140.228.7	—	0
38.140.228.8	—	0
38.140.228.9	gi0-0-0-2.nr11.b001895-0.sfo01.atlas.cogentco.com	0
38.140.228.10	—	0
38.140.228.11	—	0
38.140.228.12	—	0
38.140.228.13	—	0
38.140.228.14	—	0
38.140.228.15	—	0
38.140.228.16	—	0
38.140.228.17	gi100-0-0-9.nr61.b001889-0.sfo01.atlas.cogentco.com	0
38.140.228.18	—	0
38.140.228.19	—	0
38.140.228.20	—	0
38.140.228.21	—	0
38.140.228.22	—	0
38.140.228.23	—	0
38.140.228.24	—	0
38.140.228.25	—	0
38.140.228.26	—	0
38.140.228.27	—	0
38.140.228.28	—	0
38.140.228.29	—	0
38.140.228.30	—	0
38.140.228.31	—	0
38.140.228.32	—	0
38.140.228.33	gi0-0-0-17.3988.rcr11.b006600-1.sjc03.atlas.cogentco.com	0
38.140.228.34	—	0
38.140.228.35	—	0
38.140.228.36	—	0
38.140.228.37	—	0
38.140.228.38	—	0
38.140.228.39	—	0
38.140.228.40	—	0
38.140.228.41	te0-3-0-12.2420.ccr21.sfo01.atlas.cogentco.com	0
38.140.228.42	—	0
38.140.228.43	—	0
38.140.228.44	—	0
38.140.228.45	—	0
38.140.228.46	—	0
38.140.228.47	—	0
38.140.228.48	—	0
38.140.228.49	gi0-0-0-6.nr01.b001906-0.sfo01.atlas.cogentco.com	0
38.140.228.50	—	0
38.140.228.51	—	0
38.140.228.52	—	0
38.140.228.53	—	0
38.140.228.54	—	0
38.140.228.55	—	0
38.140.228.56	—	0
38.140.228.57	gi0-0-0-15.nr11.b001876-0.sfo01.atlas.cogentco.com	0
38.140.228.58	—	0
38.140.228.59	—	0
38.140.228.60	—	0
38.140.228.61	—	0
38.140.228.62	—	0
38.140.228.63	—	0
38.140.228.64	—	0
38.140.228.65	gi0-1-0-13.agr22.sfo01.atlas.cogentco.com	0
38.140.228.66	—	0
38.140.228.67	—	0
38.140.228.68	—	0
38.140.228.69	—	0
38.140.228.70	—	0
38.140.228.71	—	0
38.140.228.72	—	0
38.140.228.73	gi0-0-0-0.nr11.b005558-0.sfo01.atlas.cogentco.com	0
38.140.228.74	—	0
38.140.228.75	—	0
38.140.228.76	—	0
38.140.228.77	—	0
38.140.228.78	—	0
38.140.228.79	—	0
38.140.228.80	—	0
38.140.228.81	gi0-0-0-19.204.nr11.b001900-0.sfo01.atlas.cogentco.com	0
38.140.228.82	—	0
38.140.228.83	—	0
38.140.228.84	—	0
38.140.228.85	—	0
38.140.228.86	—	0
38.140.228.87	—	0
38.140.228.88	—	0
38.140.228.89	gi100-0-0-15.nr61.b001665-0.sfo01.atlas.cogentco.com	0
38.140.228.90	—	0
38.140.228.91	—	0
38.140.228.92	—	0
38.140.228.93	—	0
38.140.228.94	—	0
38.140.228.95	—	0
38.140.228.96	—	0
38.140.228.97	te0-3-1-16.1525.ccr22.sfo01.atlas.cogentco.com	0
38.140.228.98	—	0
38.140.228.99	—	0
38.140.228.100	—	0
38.140.228.101	—	0
38.140.228.102	—	0
38.140.228.103	—	0
38.140.228.104	—	0
38.140.228.105	te0-3-1-12.1560.ccr21.sfo01.atlas.cogentco.com	0
38.140.228.106	—	0
38.140.228.107	—	0
38.140.228.108	—	0
38.140.228.109	—	0
38.140.228.110	—	0
38.140.228.111	—	0
38.140.228.112	—	0
38.140.228.113	te0-0-0-3.1025.nr61.b006456-1.sjc13.atlas.cogentco.com	0
38.140.228.114	—	0
38.140.228.115	—	0
38.140.228.116	—	0
38.140.228.117	—	0
38.140.228.118	—	0
38.140.228.119	—	0
38.140.228.120	—	0
38.140.228.121	te0-5-1-18.1742.agr21.sfo01.atlas.cogentco.com	0
38.140.228.122	—	0
38.140.228.123	—	0
38.140.228.124	—	0
38.140.228.125	—	0
38.140.228.126	—	0
38.140.228.127	—	0
38.140.228.128	—	0
38.140.228.129	te0-5-1-18.1748.agr21.sfo01.atlas.cogentco.com	0
38.140.228.130	—	0
38.140.228.131	—	0
38.140.228.132	—	0
38.140.228.133	—	0
38.140.228.134	—	0
38.140.228.135	—	0
38.140.228.136	—	0
38.140.228.137	gi0-0-0-19.210.nr11.b005488-0.sfo01.atlas.cogentco.com	0
38.140.228.138	—	0
38.140.228.139	—	0
38.140.228.140	—	0
38.140.228.141	—	0
38.140.228.142	—	0
38.140.228.143	—	0
38.140.228.144	—	0
38.140.228.145	te0-3-0-7.1602.ccr22.sfo01.atlas.cogentco.com	0
38.140.228.146	—	0
38.140.228.147	—	0
38.140.228.148	—	0
38.140.228.149	—	0
38.140.228.150	—	0
38.140.228.151	—	0
38.140.228.152	—	0
38.140.228.153	gi0-0-0-12.nr11.b005488-0.sfo01.atlas.cogentco.com	0
38.140.228.154	—	0
38.140.228.155	—	0
38.140.228.156	—	0
38.140.228.157	—	0
38.140.228.158	—	0
38.140.228.159	—	0
38.140.228.160	—	0
38.140.228.161	gi0-0-1-5.nr11.b001874-0.sfo01.atlas.cogentco.com	0
38.140.228.162	—	0
38.140.228.163	—	0
38.140.228.164	—	0
38.140.228.165	—	0
38.140.228.166	—	0
38.140.228.167	—	0
38.140.228.168	—	0
38.140.228.169	te0-3-0-16.2503.ccr22.sfo01.atlas.cogentco.com	0
38.140.228.170	—	0
38.140.228.171	—	0
38.140.228.172	—	0
38.140.228.173	—	0
38.140.228.174	—	0
38.140.228.175	—	0
38.140.228.176	—	0
38.140.228.177	gi0-0-0-9.nr11.b001926-0.sfo01.atlas.cogentco.com	0
38.140.228.178	—	0
38.140.228.179	—	0
38.140.228.180	—	0
38.140.228.181	—	0
38.140.228.182	—	0
38.140.228.183	—	0
38.140.228.184	—	0
38.140.228.185	gi100-0-0-7.207.nr61.b001877-0.sfo01.atlas.cogentco.com	0
38.140.228.186	—	0
38.140.228.187	—	0
38.140.228.188	—	0
38.140.228.189	—	0
38.140.228.190	—	0
38.140.228.191	—	0
38.140.228.192	—	0
38.140.228.193	te0-3-1-12.1436.ccr21.sfo01.atlas.cogentco.com	0
38.140.228.194	—	0
38.140.228.195	—	0
38.140.228.196	—	0
38.140.228.197	—	0
38.140.228.198	—	0
38.140.228.199	—	0
38.140.228.200	—	0
38.140.228.201	te0-5-1-18.1739.agr21.sfo01.atlas.cogentco.com	0
38.140.228.202	—	0
38.140.228.203	—	0
38.140.228.204	—	0
38.140.228.205	—	0
38.140.228.206	—	0
38.140.228.207	—	0
38.140.228.208	—	0
38.140.228.209	gi0-0-0-2.nr11.b001927-0.sfo01.atlas.cogentco.com	0
38.140.228.210	—	0
38.140.228.211	—	0
38.140.228.212	—	0
38.140.228.213	—	0
38.140.228.214	—	0
38.140.228.215	—	0
38.140.228.216	—	0
38.140.228.217	gi0-0-0-17.221.nr11.b005558-0.sfo01.atlas.cogentco.com	0
38.140.228.218	—	0
38.140.228.219	—	0
38.140.228.220	—	0
38.140.228.221	—	0
38.140.228.222	—	0
38.140.228.223	—	0
38.140.228.224	—	0
38.140.228.225	gi100-0-0-13.nr61.b001888-0.sfo01.atlas.cogentco.com	0
38.140.228.226	—	0
38.140.228.227	—	0
38.140.228.228	—	0
38.140.228.229	—	0
38.140.228.230	—	0
38.140.228.231	—	0
38.140.228.232	—	0
38.140.228.233	gi0-0-0-5.nr11.b001876-0.sfo01.atlas.cogentco.com	0
38.140.228.234	—	0
38.140.228.235	mail.sjlawcorp.com	0
38.140.228.236	—	0
38.140.228.237	—	0
38.140.228.238	—	0
38.140.228.239	—	0
38.140.228.240	—	0
38.140.228.241	te0-5-1-18.1749.agr21.sfo01.atlas.cogentco.com	0
38.140.228.242	—	0
38.140.228.243	—	0
38.140.228.244	—	0
38.140.228.245	—	0
38.140.228.246	—	0
38.140.228.247	—	0
38.140.228.248	—	0
38.140.228.249	te0-3-1-12.1447.ccr21.sfo01.atlas.cogentco.com	0
38.140.228.250	—	0
38.140.228.251	—	0
38.140.228.252	—	0
38.140.228.253	—	0
38.140.228.254	—	0
38.140.228.255	—	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 38.140.228.129

traceroute to 38.140.228.129 (38.140.228.129): 64 hops max, 52 byte packets

4 [AS174] 154.54.165.17 1.515 ms

5 [AS174] 154.54.168.254 1.909 ms

6 [AS174] 38.140.228.129 1.684 ms

Measurement taken from

IPinfo ProbeNet in Santa Clara, US

On December 6th 2025