St. Michaels Hospital
St. Michael's Hospital
Cluster stats
| Netblocks | 14 |
| All fragments | 293 blocks across 59 clusters |
| Cluster ID | 191603557 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 22 shared RIR contact/maintainer handles |
| Registry names | 9 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 64.25.221.0/24 | St Michael's College | BGP | ANNOUNCED | ● high |
| 103.243.176.0/24 | ST MICHAEL'S COLLEGE | BGP | ANNOUNCED | ● high |
| 103.243.176.0/24 | ST MICHAEL'S COLLEGE | APNIC | ASSIGNED PORTABLE | ● high |
| 192.80.64.0/24 | St Michael's College | BGP | ANNOUNCED | ● high |
| 199.71.168.0/21 | St. Michael's Hospital | ARIN | ● high | |
| 199.71.169.0/24 | St. Michael's Hospital | BGP | ANNOUNCED | ● high |
| 199.71.172.0/22 | St. Michael's Hospital | BGP | ANNOUNCED | ● high |
| 199.246.160.0/24 | St. Michael's Hospital | BGP | ANNOUNCED | ● high |
| 199.246.162.0/24 | St. Michael's Hospital | BGP | ANNOUNCED | ● high |
| 203.16.177.0/24 | St Michael's Collegiate School | APNIC | ASSIGNED PORTABLE | ● high |
| 203.16.177.0/24 | St Michael's Collegiate School | BGP | ANNOUNCED | ● high |
| 203.16.246.0/23 | St Michael's Grammar School | APNIC | ASSIGNED PORTABLE | ● high |
| 203.16.246.0/24 | St Michael's Grammar School | BGP | ANNOUNCED | ● high |
| 2001:df2:40c0::/48 | ST MICHAEL'S COLLEGE | APNIC | ASSIGNED PORTABLE | ● high |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
42.9%
of checked blocks have valid RPKI ROA coverage
(6 of 14)
Possible discrepancies (2)
These blocks are registered to St. Michael's Hospital 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.
| 203.16.177.0/24 /24 | authorized for AS150672 — Hutchins School Board of Management |
| 203.16.177.0/24 /24 | authorized for AS150672 — Hutchins School Board of Management |
NIC Handles
APNIC-HM
AS151079
AS153892
AS16384
AS2663-AP
AS3411
AS3510-AP
AS3577-AP
AS59202
DIT4-ARIN
GP510-AP
GP510-AP
+10 more