University of Michigan - Flint
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 3 · 69,632 IPv4 addresses |
| All fragments | 33 blocks across 4 clusters |
| Cluster ID | 213671873 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (3)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 35.7.112.0/20 | University of Michigan - Flint | BGP | ANNOUNCED | ● high |
| 141.216.0.0/16 | University of Michigan - Flint | BGP | ANNOUNCED | ● high |
| 141.216.0.0/17 | University of Michigan - Flint | ARIN | ASSIGNMENT | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(3 of 3)
Possible discrepancies (1)
These blocks are registered to University of Michigan - Flint but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 35.7.112.0/20 /20 | authorized for AS237 — Merit Network Inc. |
NIC Handles
AS394769
BACON18-ARIN
NAI10-ARIN
NAI10-ARIN
UMF-7