155.52.9.0/24

Access unlimited lookups, API and downloads, data enrichment, and Probenet Live.

Summary

IP address summary information
ASN	AS40831 — Mass General Brigham Incorporated
BGP Prefix	155.52.0.0/16
Pingable IPs	0
Routers	0


155.52.9.0	—	0
155.52.9.1	d278worcesterr1-e0.partners.org	0
155.52.9.2	southbridge-92.dfci.harvard.edu	0
155.52.9.3	southbridge-93.dfci.harvard.edu	0
155.52.9.4	southbridge-94.dfci.harvard.edu	0
155.52.9.5	southbridge-95.dfci.harvard.edu	0
155.52.9.6	—	0
155.52.9.7	—	0
155.52.9.8	—	0
155.52.9.9	—	0
155.52.9.10	—	0
155.52.9.11	—	0
155.52.9.12	—	0
155.52.9.13	—	0
155.52.9.14	—	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 -m17 155.52.9.199

traceroute to 155.52.9.199 (155.52.9.199): 17 hops max, 52 byte packets

3 [AS174] 154.25.5.117 1.417 ms

4 [AS174] 154.54.63.226 8.065 ms

5 [AS174] 154.54.61.237 17.88 ms

6 [AS174] 154.54.61.229 23.02 ms

7 [AS174] 154.54.38.209 31.366 ms

8 [AS174] 154.54.72.185 46.662 ms

9 [AS174] 154.54.72.182 37.875 ms

10 [AS174] 154.54.94.45 100.778 ms

11 *

12 [AS1742] 128.103.0.218 105.662 ms

13 [AS40127] 134.174.1.49 101.477 ms

14 [AS40127] 134.174.1.196 102.07 ms

15 *

16 *

17 *

Measurement taken from

IPinfo ProbeNet in Riga, LV

On August 20, 2026

Traceroute

An API built with users in mind: reliable, accurate, and easy-to-use

Discover why industry-leading companies around the globe love our data. IPinfo's accurate insights fuel use cases from cybersecurity, data enrichment, web personalization, and much more.

155.52.9.0/24

Summary

Traceroute

Traceroute

An API built with users in mind: reliable, accurate, and easy-to-use

Our IP tools

What is my IP?

Map IPs

Summarize IPs

Traceroute

155.52.9.0/24

Summary

IP Addresses

IP Addresses

Traceroute

Traceroute

An API built with users in mind: reliable, accurate, and easy-to-use

Our IP tools

What is my IP?

Map IPs

Summarize IPs

IP Addresses

Traceroute