Summary

ASN	AS395139 NewYork-Presbyterian Hospital
BGP	156.145.0.0/18
IPs with RDNS	128
Hosted Domains	0
Pingable IPs	0
Router IPs	0


156.145.54.0	—	0
156.145.54.1	—	0
156.145.54.2	—	0
156.145.54.3	—	0
156.145.54.4	—	0
156.145.54.5	—	0
156.145.54.6	—	0
156.145.54.7	—	0
156.145.54.8	—	0
156.145.54.9	—	0
156.145.54.10	ps08-lecture-hall-conf-rm.cpmc.columbia.edu	0
156.145.54.11	—	0
156.145.54.12	—	0
156.145.54.13	—	0
156.145.54.14	—	0
156.145.54.15	—	0
156.145.54.16	—	0
156.145.54.17	—	0
156.145.54.18	—	0
156.145.54.19	—	0
156.145.54.20	—	0
156.145.54.21	—	0
156.145.54.22	—	0
156.145.54.23	ps08guzman.cpmc.columbia.edu	0
156.145.54.24	ps08mpul18-sc.cpmc.columbia.edu	0
156.145.54.25	—	0
156.145.54.26	—	0
156.145.54.27	—	0
156.145.54.28	—	0
156.145.54.29	—	0
156.145.54.30	—	0
156.145.54.31	—	0
156.145.54.32	—	0
156.145.54.33	—	0
156.145.54.34	—	0
156.145.54.35	—	0
156.145.54.36	—	0
156.145.54.37	—	0
156.145.54.38	—	0
156.145.54.39	—	0
156.145.54.40	—	0
156.145.54.41	—	0
156.145.54.42	—	0
156.145.54.43	—	0
156.145.54.44	—	0
156.145.54.45	—	0
156.145.54.46	—	0
156.145.54.47	—	0
156.145.54.48	—	0
156.145.54.49	—	0
156.145.54.50	—	0
156.145.54.51	—	0
156.145.54.52	—	0
156.145.54.53	—	0
156.145.54.54	—	0
156.145.54.55	—	0
156.145.54.56	—	0
156.145.54.57	—	0
156.145.54.58	—	0
156.145.54.59	—	0
156.145.54.60	—	0
156.145.54.61	—	0
156.145.54.62	—	0
156.145.54.63	—	0
156.145.54.64	—	0
156.145.54.65	—	0
156.145.54.66	—	0
156.145.54.67	—	0
156.145.54.68	—	0
156.145.54.69	—	0
156.145.54.70	—	0
156.145.54.71	—	0
156.145.54.72	—	0
156.145.54.73	ps08fumihiko.cpmc.columbia.edu	0
156.145.54.74	ps08sebastian.cpmc.columbia.edu	0
156.145.54.75	ps08medpul015.cpmc.columbia.edu	0
156.145.54.76	ps08mooney.cpmc.columbia.edu	0
156.145.54.77	npi9ab81f.cpmc.columbia.edu	0
156.145.54.78	ps08narayanan.cpmc.columbia.edu	0
156.145.54.79	ps08akhmeov.cpmc.columbia.edu	0
156.145.54.80	ps08factor.cpmc.columbia.edu	0
156.145.54.81	ps08glickman1.cpmc.columbia.edu	0
156.145.54.82	ps08mooney1.cpmc.columbia.edu	0
156.145.54.83	ps08mooney2.cpmc.columbia.edu	0
156.145.54.84	ps08wang.cpmc.columbia.edu	0
156.145.54.85	ps08sun.cpmc.columbia.edu	0
156.145.54.86	ps08holleboom.cpmc.columbia.edu	0
156.145.54.87	ps08qu1.cpmc.columbia.edu	0
156.145.54.88	—	0
156.145.54.89	ps08mostecki.cpmc.columbia.edu	0
156.145.54.90	ps08giannone1.cpmc.columbia.edu	0
156.145.54.91	ps08latib.cpmc.columbia.edu	0
156.145.54.92	ps08akhmedov.cpmc.columbia.edu	0
156.145.54.93	ps08factor2.cpmc.columbia.edu	0
156.145.54.94	ps08-425thakuria.cpmc.columbia.edu	0
156.145.54.95	ps08giannone2.cpmc.columbia.edu	0
156.145.54.96	ps08chen.cpmc.columbia.edu	0
156.145.54.97	ps08harris.cpmc.columbia.edu	0
156.145.54.98	ps08linsel-nitsch.cpmc.columbia.edu	0
156.145.54.99	ph08fang.cpmc.columbia.edu	0
156.145.54.100	ps08herold.cpmc.columbia.edu	0
156.145.54.101	ps08clynes3.cpmc.columbia.edu	0
156.145.54.102	ps08taylor.cpmc.columbia.edu	0
156.145.54.103	ps08townsend.cpmc.columbia.edu	0
156.145.54.104	ps08sungur.cpmc.columbia.edu	0
156.145.54.105	ps08sun2.cpmc.columbia.edu	0
156.145.54.106	ps08trakht.cpmc.columbia.edu	0
156.145.54.107	—	0
156.145.54.108	ps08medpul-n001.mc.cumc.columbia.edu	0
156.145.54.109	—	0
156.145.54.110	ps08paglert.cpmc.columbia.edu	0
156.145.54.111	—	0
156.145.54.112	ps08-425thakuria2.cpmc.columbia.edu	0
156.145.54.113	ps08tall.cpmc.columbia.edu	0
156.145.54.114	ps08herold2.cpmc.columbia.edu	0
156.145.54.115	ps08philip.cpmc.columbia.edu	0
156.145.54.116	ps08charvet.cpmc.columbia.edu	0
156.145.54.117	ps08thakuria-prt.cpmc.columbia.edu	0
156.145.54.118	ph08kalantarov.cpmc.columbia.edu	0
156.145.54.119	—	0
156.145.54.120	ps08rong.cpmc.columbia.edu	0
156.145.54.121	ps08greenberg.cpmc.columbia.edu	0
156.145.54.122	ps08greenberg2.cpmc.columbia.edu	0
156.145.54.123	ps08greenberg3.cpmc.columbia.edu	0
156.145.54.124	ps08greenberg-prt.cpmc.columbia.edu	0
156.145.54.125	ps08greenberg-prt2.cpmc.columbia.edu	0
156.145.54.126	ps08greenberg4.cpmc.columbia.edu	0
156.145.54.127	ps08greenberg5.cpmc.columbia.edu	0
156.145.54.128	—	0
156.145.54.129	ps08ishibashi.cpmc.columbia.edu	0
156.145.54.130	ps08clynes7.cpmc.columbia.edu	0
156.145.54.131	ps08greenberg6.cpmc.columbia.edu	0
156.145.54.132	ps08greenberg-prt3.cpmc.columbia.edu	0
156.145.54.133	ps08ovalle.cpmc.columbia.edu	0
156.145.54.134	ps08medmol100.departments.cpmc.columbia.edu	0
156.145.54.135	ps8maximilian.cpmc.columbia.edu	0
156.145.54.136	ps8lipstein.cpmc.columbia.edu	0
156.145.54.137	—	0
156.145.54.138	ps08medpul011.cpmc.columbia.edu	0
156.145.54.139	ps08powell2.cpmc.columbia.edu	0
156.145.54.140	ps08halim.cpmc.columbia.edu	0
156.145.54.141	ps08-sole.cpmc.columbia.edu	0
156.145.54.142	—	0
156.145.54.143	ps08kass2.cpmc.columbia.edu	0
156.145.54.144	ps08dale.cpmc.columbia.edu	0
156.145.54.145	ps08zhoa.cpmc.columbia.edu	0
156.145.54.146	ps08jiang.cpmc.columbia.edu	0
156.145.54.147	ps08medpul002.departments.cpmc.columbia.edu	0
156.145.54.148	ps08medpul003.departments.cpmc.columbia.edu	0
156.145.54.149	ps08medpul004.departments.cpmc.columbia.edu	0
156.145.54.150	ps08medpul005.departments.cpmc.columbia.edu	0
156.145.54.151	ps08medpul006.departments.cpmc.columbia.edu	0
156.145.54.152	bb08mnep-nl001.mc.cumc.columbia.edu	0
156.145.54.153	bb08mnep-nl004.mc.cumc.columbia.edu	0
156.145.54.154	ps08medpul009.departments.cpmc.columbia.edu	0
156.145.54.155	ps08met02-sc.mc.cumc.columbia.edu	0
156.145.54.156	ps08medpul099.mc.cumc.columbia.edu	0
156.145.54.157	ps08chew.cpmc.columbia.edu	0
156.145.54.158	ps08zhao.cpmc.columbia.edu	0
156.145.54.159	ps08mpul-np001.mc.cumc.columbia.edu	0
156.145.54.160	—	0
156.145.54.161	ps08pei.cpmc.columbia.edu	0
156.145.54.162	bb08mnep-nl003.mc.cumc.columbia.edu	0
156.145.54.163	ps08clynes2.cpmc.columbia.edu	0
156.145.54.164	ps08mpul-np001d.mc.cumc.columbia.edu	0
156.145.54.165	ps08jiang1.cpmc.columbia.edu	0
156.145.54.166	ps08jiang4.cpmc.columbia.edu	0
156.145.54.167	ps08quadri.cpmc.columbia.edu	0
156.145.54.168	ps08quadri2.cpmc.columbia.edu	0
156.145.54.169	ps08stojanovic.cpmc.columbia.edu	0
156.145.54.170	ps08taylor2.cpmc.columbia.edu	0
156.145.54.171	ps08pei.cpmc.columbia.edu	0
156.145.54.172	—	0
156.145.54.173	ps08jiang2.cpmc.columbia.edu	0
156.145.54.174	ps08macdonald.cpmc.columbia.edu	0
156.145.54.175	bb08katz.cpmc.columbia.edu	0
156.145.54.176	ps8catalano.cpmc.columbia.edu	0
156.145.54.177	ps08nieto.cpmc.columbia.edu	0
156.145.54.178	ps08medmol001.cpmc.columbia.edu	0
156.145.54.179	ps08katz2.cpmc.columbia.edu	0
156.145.54.180	ps08medpul015.mc.cumc.columbia.edu	0
156.145.54.181	ps08hong1.cpmc.columbia.edu	0
156.145.54.182	—	0
156.145.54.183	ps08wei.cpmc.columbia.edu	0
156.145.54.184	—	0
156.145.54.185	ps08medpul001.cpmc.columbia.edu	0
156.145.54.186	ps08hayashi.cpmc.columbia.edu	0
156.145.54.187	ps08mmol-n001.mc.cumc.columbia.edu	0
156.145.54.188	ps08zheng.cpmc.columbia.edu	0
156.145.54.189	ps08colombo.cpmc.columbia.edu	0
156.145.54.190	ps08imran-pc.cpmc.columbia.edu	0
156.145.54.191	—	0
156.145.54.192	—	0
156.145.54.193	—	0
156.145.54.194	—	0
156.145.54.195	—	0
156.145.54.196	bb17med-n1001.cpmc.columbia.edu	0
156.145.54.197	bb08monc006.mc.cumc.columbia.edu	0
156.145.54.198	ps08dinorcia.cpmc.columbia.edu	0
156.145.54.199	—	0
156.145.54.200	—	0
156.145.54.201	hepc-malaria.cpmc.columbia.edu	0
156.145.54.202	—	0
156.145.54.203	—	0
156.145.54.204	—	0
156.145.54.205	—	0
156.145.54.206	—	0
156.145.54.207	peddw078.cpmc.columbia.edu	0
156.145.54.208	—	0
156.145.54.209	bb08mclm01-sc.mc.cumc.columbia.edu	0
156.145.54.210	—	0
156.145.54.211	—	0
156.145.54.212	peddw102.cpmc.columbia.edu	0
156.145.54.213	ps08met05-sc.cpmc.columbia.edu	0
156.145.54.214	ps08met06-sc.cpmc.columbia.edu	0
156.145.54.215	—	0
156.145.54.216	—	0
156.145.54.217	—	0
156.145.54.218	—	0
156.145.54.219	—	0
156.145.54.220	—	0
156.145.54.221	—	0
156.145.54.222	—	0
156.145.54.223	—	0
156.145.54.224	—	0
156.145.54.225	—	0
156.145.54.226	—	0
156.145.54.227	—	0
156.145.54.228	—	0
156.145.54.229	—	0
156.145.54.230	dyn009366-ps08.cpmc.columbia.edu	0
156.145.54.231	dyn009367-ps08.cpmc.columbia.edu	0
156.145.54.232	—	0
156.145.54.233	—	0
156.145.54.234	—	0
156.145.54.235	dyn009371-ps08.cpmc.columbia.edu	0
156.145.54.236	dyn009372-ps08.cpmc.columbia.edu	0
156.145.54.237	dyn009373-ps08.cpmc.columbia.edu	0
156.145.54.238	—	0
156.145.54.239	ph9-105u-0724.cpmc.columbia.edu	0
156.145.54.240	dyn009376-ps08.cpmc.columbia.edu	0
156.145.54.241	—	0
156.145.54.242	snoh.cpmc.columbia.edu	0
156.145.54.243	—	0
156.145.54.244	dyn009380-ps08.cpmc.columbia.edu	0
156.145.54.245	—	0
156.145.54.246	—	0
156.145.54.247	—	0
156.145.54.248	—	0
156.145.54.249	—	0
156.145.54.250	dyn009386-ps08.cpmc.columbia.edu	0
156.145.54.251	—	0
156.145.54.252	—	0
156.145.54.253	—	0
156.145.54.254	—	0
156.145.54.255	—	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 -m6 156.145.54.137

traceroute to 156.145.54.137 (156.145.54.137): 6 hops max, 52 byte packets

2 [AS3356] 4.69.219.114 24.505 ms

3 [AS3356] 4.36.4.174 24.971 ms

4 *

5 *

6 *

Measurement taken from

IPinfo ProbeNet in Little Rock, US

On January 19th 2026