Fourth One
FourthOne
Data as of 2026-09-13
Registry
Limited data: only 1 range found registered
under this exact name. This may not reflect the organisation's full internet footprint — many companies'
web and cloud infrastructure is hosted under a third-party provider's own registration rather than their own.
This organisation
| Netblocks | 1 · 256 IPv4 addresses |
| Record ID | 243641052 |
| Registry | APNIC |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (1)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 202.153.190.0/24 | FourthOne | APNIC | ALLOCATED NON-PORTABLE | ● high |
Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(1 of 1)
Possible discrepancies (1)
These blocks are registered to FourthOne 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.
| 202.153.190.0/24 /24 | authorized for AS32787 — Akamai Technologies, Inc. |
NIC Handles
AU223-AP
MAINT-TW-UNIGATE
MC1733-AP
MC1733-AP