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Data as of Nov 15, 2026

203.0.228.0/22

No anonymizer space · no proxy exits in 30 days

Primary Health Care

Announcement

this exact prefix

RPKI valid

Announced by

Type

Business

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
203.0.228.0/24 since Jun 2018	AS133787	Business	Primary Health Care
203.0.229.0/24 since May 2018	AS133787	Business	Primary Health Care
203.0.230.0/24 since Sep 2015	AS133787	Business	Primary Health Care

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: Feb 2026
Current origin since: Feb 2026 · 9 mo
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
203.0.228.0/22	AS133787	/22	APNIC	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS133787	APNIC	Primary Health Care	MAINT-AP-PRIMARYHEALTH	May 8, 2018

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
203.0.228.0/23	AS133787	APNIC	Primary Health Care	MAINT-AP-PRIMARYHEALTH	Feb 26, 2026
203.0.230.0/23	AS133787	APNIC	Primary Health Care	MAINT-AP-PRIMARYHEALTH	Feb 26, 2026
203.0.231.0/24	AS133787	RADB	Proxy route object registered by AS2764	MAINT-AS2764	Nov 6, 2025
203.0.231.0/24	AS133787	APNIC	Primary Health Care	MAINT-AP-PRIMARYHEALTH	Feb 26, 2026