Summary

ASN	AS40831 Mass General Brigham Incorporated
BGP	155.52.0.0/16
IPs with RDNS	94
Hosted Domains	0
Pingable IPs	0
Router IPs	0


155.52.5.0	—	0
155.52.5.1	fstrf-p4ds-053.dfci.harvard.edu	0
155.52.5.2	—	0
155.52.5.3	—	0
155.52.5.4	x.dfci.harvard.edu	0
155.52.5.5	fstrflenovo87.dfci.harvard.edu	0
155.52.5.6	—	0
155.52.5.7	—	0
155.52.5.8	fstrf-acer-07.dfci.harvard.edu	0
155.52.5.9	admin-m3035.dfci.harvard.edu	0
155.52.5.10	—	0
155.52.5.11	—	0
155.52.5.12	—	0
155.52.5.13	—	0
155.52.5.14	fstrf-p4ds-117.dfci.harvard.edu	0
155.52.5.15	fstrf-p4ds-113.dfci.harvard.edu	0
155.52.5.16	—	0
155.52.5.17	fstrf-acer-10.dfci.harvard.edu	0
155.52.5.18	—	0
155.52.5.19	—	0
155.52.5.20	—	0
155.52.5.21	—	0
155.52.5.22	fstrf-p4ds-100b.dfci.harvard.edu	0
155.52.5.23	—	0
155.52.5.24	fstrflenovo85.dfci.harvard.edu	0
155.52.5.25	jasper-03.dfci.harvard.edu	0
155.52.5.26	—	0
155.52.5.27	—	0
155.52.5.28	—	0
155.52.5.29	—	0
155.52.5.30	—	0
155.52.5.31	—	0
155.52.5.32	—	0
155.52.5.33	—	0
155.52.5.34	—	0
155.52.5.35	—	0
155.52.5.36	—	0
155.52.5.37	—	0
155.52.5.38	—	0
155.52.5.39	—	0
155.52.5.40	—	0
155.52.5.41	—	0
155.52.5.42	—	0
155.52.5.43	—	0
155.52.5.44	—	0
155.52.5.45	—	0
155.52.5.46	—	0
155.52.5.47	—	0
155.52.5.48	—	0
155.52.5.49	x200s-vb.dfci.harvard.edu	0
155.52.5.50	fstrf-232.dfci.harvard.edu	0
155.52.5.51	—	0
155.52.5.52	—	0
155.52.5.53	—	0
155.52.5.54	—	0
155.52.5.55	fstrf-acer-02.dfci.harvard.edu	0
155.52.5.56	—	0
155.52.5.57	—	0
155.52.5.58	fstrf-lenovo-36.dfci.harvard.edu	0
155.52.5.59	—	0
155.52.5.60	—	0
155.52.5.61	—	0
155.52.5.62	—	0
155.52.5.63	—	0
155.52.5.64	—	0
155.52.5.65	fstrf-acer-04.dfci.harvard.edu	0
155.52.5.66	—	0
155.52.5.67	xerox-219.dfci.harvard.edu	0
155.52.5.68	—	0
155.52.5.69	—	0
155.52.5.70	—	0
155.52.5.71	—	0
155.52.5.72	—	0
155.52.5.73	fstrf-p4ds-090.dfci.harvard.edu	0
155.52.5.74	—	0
155.52.5.75	—	0
155.52.5.76	—	0
155.52.5.77	—	0
155.52.5.78	fstrf-acer-26.dfci.harvard.edu	0
155.52.5.79	—	0
155.52.5.80	—	0
155.52.5.81	fstrf-p4ds-131.dfci.harvard.edu	0
155.52.5.82	—	0
155.52.5.83	—	0
155.52.5.84	—	0
155.52.5.85	—	0
155.52.5.86	—	0
155.52.5.87	—	0
155.52.5.88	—	0
155.52.5.89	—	0
155.52.5.90	ruby2.dfci.harvard.edu	0
155.52.5.91	bender.dfci.harvard.edu	0
155.52.5.92	hermes.dfci.harvard.edu	0
155.52.5.93	zoid.dfci.harvard.edu	0
155.52.5.94	nibbler.dfci.harvard.edu	0
155.52.5.95	adzuki.dfci.harvard.edu	0
155.52.5.96	fstrf-pdc.dfci.harvard.edu	0
155.52.5.97	—	0
155.52.5.98	—	0
155.52.5.99	—	0
155.52.5.100	—	0
155.52.5.101	fisher.dfci.harvard.edu	0
155.52.5.102	citrine.dfci.harvard.edu	0
155.52.5.103	onyx.dfci.harvard.edu	0
155.52.5.104	ruby.dfci.harvard.edu	0
155.52.5.105	toybox.dfci.harvard.edu	0
155.52.5.106	opel.dfci.harvard.edu	0
155.52.5.107	peridot.dfci.harvard.edu	0
155.52.5.108	buffy.dfci.harvard.edu	0
155.52.5.109	topaz.dfci.harvard.edu	0
155.52.5.110	beryl.dfci.harvard.edu	0
155.52.5.111	thexder.dfci.harvard.edu	0
155.52.5.112	fsfma.dfci.harvard.edu	0
155.52.5.113	—	0
155.52.5.114	—	0
155.52.5.115	—	0
155.52.5.116	—	0
155.52.5.117	—	0
155.52.5.118	—	0
155.52.5.119	—	0
155.52.5.120	—	0
155.52.5.121	—	0
155.52.5.122	—	0
155.52.5.123	—	0
155.52.5.124	—	0
155.52.5.125	—	0
155.52.5.126	—	0
155.52.5.127	—	0
155.52.5.128	—	0
155.52.5.129	—	0
155.52.5.130	—	0
155.52.5.131	—	0
155.52.5.132	—	0
155.52.5.133	—	0
155.52.5.134	—	0
155.52.5.135	—	0
155.52.5.136	—	0
155.52.5.137	—	0
155.52.5.138	—	0
155.52.5.139	—	0
155.52.5.140	—	0
155.52.5.141	—	0
155.52.5.142	—	0
155.52.5.143	—	0
155.52.5.144	—	0
155.52.5.145	—	0
155.52.5.146	—	0
155.52.5.147	—	0
155.52.5.148	—	0
155.52.5.149	—	0
155.52.5.150	—	0
155.52.5.151	—	0
155.52.5.152	—	0
155.52.5.153	—	0
155.52.5.154	—	0
155.52.5.155	—	0
155.52.5.156	—	0
155.52.5.157	—	0
155.52.5.158	—	0
155.52.5.159	—	0
155.52.5.160	—	0
155.52.5.161	—	0
155.52.5.162	—	0
155.52.5.163	—	0
155.52.5.164	—	0
155.52.5.165	—	0
155.52.5.166	—	0
155.52.5.167	conf900.dfci.harvard.edu	0
155.52.5.168	mint900.dfci.harvard.edu	0
155.52.5.169	coral303.dfci.harvard.edu	0
155.52.5.170	fahey900.dfci.harvard.edu	0
155.52.5.171	lime900.dfci.harvard.edu	0
155.52.5.172	frost900.dfci.harvard.edu	0
155.52.5.173	mica.dfci.harvard.edu	0
155.52.5.174	red900.dfci.harvard.edu	0
155.52.5.175	abf900.dfci.harvard.edu	0
155.52.5.176	azure303.dfci.harvard.edu	0
155.52.5.177	2p303.dfci.harvard.edu	0
155.52.5.178	tartan303.dfci.harvard.edu	0
155.52.5.179	cbarcolor.dfci.harvard.edu	0
155.52.5.180	cbarmono.dfci.harvard.edu	0
155.52.5.181	grey303.dfci.harvard.edu	0
155.52.5.182	xrx_rm219_470st.dfci.harvard.edu	0
155.52.5.183	scarlet303.dfci.harvard.edu	0
155.52.5.184	indigo303.dfci.harvard.edu	0
155.52.5.185	green303.dfci.harvard.edu	0
155.52.5.186	thistle303.dfci.harvard.edu	0
155.52.5.187	rose900.dfci.harvard.edu	0
155.52.5.188	mkl900.dfci.harvard.edu	0
155.52.5.189	ivory303.dfci.harvard.edu	0
155.52.5.190	grant900.dfci.harvard.edu	0
155.52.5.191	—	0
155.52.5.192	—	0
155.52.5.193	—	0
155.52.5.194	—	0
155.52.5.195	—	0
155.52.5.196	—	0
155.52.5.197	—	0
155.52.5.198	—	0
155.52.5.199	—	0
155.52.5.200	—	0
155.52.5.201	—	0
155.52.5.202	—	0
155.52.5.203	—	0
155.52.5.204	—	0
155.52.5.205	—	0
155.52.5.206	—	0
155.52.5.207	—	0
155.52.5.208	—	0
155.52.5.209	—	0
155.52.5.210	—	0
155.52.5.211	—	0
155.52.5.212	—	0
155.52.5.213	—	0
155.52.5.214	—	0
155.52.5.215	—	0
155.52.5.216	—	0
155.52.5.217	—	0
155.52.5.218	—	0
155.52.5.219	—	0
155.52.5.220	—	0
155.52.5.221	—	0
155.52.5.222	—	0
155.52.5.223	—	0
155.52.5.224	w0045965w.dfci.harvard.edu	0
155.52.5.225	w0045966w.dfci.harvard.edu	0
155.52.5.226	w0045969w.dfci.harvard.edu	0
155.52.5.227	w0045970w.dfci.harvard.edu	0
155.52.5.228	w0045971w.dfci.harvard.edu	0
155.52.5.229	w0045972w.dfci.harvard.edu	0
155.52.5.230	w0045973w.dfci.harvard.edu	0
155.52.5.231	w0045974w.dfci.harvard.edu	0
155.52.5.232	w0045975w.dfci.harvard.edu	0
155.52.5.233	w0045976w.dfci.harvard.edu	0
155.52.5.234	w0045977w.dfci.harvard.edu	0
155.52.5.235	w0045978w.dfci.harvard.edu	0
155.52.5.236	w0045979w.dfci.harvard.edu	0
155.52.5.237	w0045980w.dfci.harvard.edu	0
155.52.5.238	w0045981w.dfci.harvard.edu	0
155.52.5.239	w0045982w.dfci.harvard.edu	0
155.52.5.240	w0045983w.dfci.harvard.edu	0
155.52.5.241	w0045984w.dfci.harvard.edu	0
155.52.5.242	w0045985w.dfci.harvard.edu	0
155.52.5.243	w0045986w.dfci.harvard.edu	0
155.52.5.244	w0045987w.dfci.harvard.edu	0
155.52.5.245	w0045988w.dfci.harvard.edu	0
155.52.5.246	w0045989w.dfci.harvard.edu	0
155.52.5.247	w0045990w.dfci.harvard.edu	0
155.52.5.248	w0045991w.dfci.harvard.edu	0
155.52.5.249	w0045992w.dfci.harvard.edu	0
155.52.5.250	w0045993w.dfci.harvard.edu	0
155.52.5.251	w0045994w.dfci.harvard.edu	0
155.52.5.252	w0045995w.dfci.harvard.edu	0
155.52.5.253	w0045996w.dfci.harvard.edu	0
155.52.5.254	w0045997w.dfci.harvard.edu	0
155.52.5.255	—	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 -m7 155.52.5.50

traceroute to 155.52.5.50 (155.52.5.50): 7 hops max, 52 byte packets

3 [AS749] 11.88.174.109 16.212 ms

4 [] 117.49.34.121 1.395 ms

5 *

6 *

7 *

Measurement taken from

IPinfo ProbeNet in Jining, CN

On February 16th 2026