Boston University

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks16 · 135,480 IPv4 addresses
IPv6 1 prefix (largest 2631:5000::/28)
Registered in United States (14) · United Kingdom (3)
Cluster ID214442107
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 11 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
18 -10 netblocks since 2026-07-05
2026-07-05 peak 28 2026-07-26

IP Ranges (16)

⬇ export CSV
CIDR Org name Registry Status Confidence
128.197.0.0/16 Boston University BGP ANNOUNCED ● high
128.197.136.0/24 Boston University BGP ANNOUNCED ● high
128.197.254.0/24 Boston University BGP ANNOUNCED ● high
168.122.0.0/16 Boston University BGP ANNOUNCED ● high
192.5.206.0/24 Boston University BGP ANNOUNCED ● high
192.5.207.0/24 Boston University BGP ANNOUNCED ● high
192.12.185.0/24 Boston University BGP ANNOUNCED ● high
192.12.186.0/23 Boston University BGP ANNOUNCED ● high
192.12.189.0/24 Boston University BGP ANNOUNCED ● high
192.12.190.0/23 Boston University BGP ANNOUNCED ● high
192.54.224.0/24 Boston University BGP ANNOUNCED ● high
2631:5000::/28 Boston University BGP ANNOUNCED ● high
80.5.91.160/27 BOSTON-UNIVERSITY RIPE ASSIGNED PA ● low
109.231.226.224/28 BOSTON-UNIVERSITY-VIA-TIKIT-NETID8653 RIPE ASSIGNED PA ● low
109.231.226.240/29 BOSTON-UNIVERSITY-VIA-TIKIT-NETID8654 RIPE ASSIGNED PA ● low
204.8.152.0/21 Boston University ARIN DIRECT ALLOCATION ● low

IPv6 ranges (1)

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: F how networks compare →
16.7% of checked blocks have valid RPKI ROA coverage (3 of 18)
No discrepancies found among checked blocks.

NIC Handles

AS111 AS5089-MNT BOSU BOSU-Z DUMY-RIPE DUMY-RIPE EXPONENTIAL-E-MNT IRT1-ARIN NOC319-ARIN NOC319-ARIN NOC319-ARIN