Data as of Nov 3, 2026

43.243.75.0/24

No anonymizer space · no proxy exits in 30 days

CTG Server Limited · space held by FE Studio Limited

Announcement

this exact prefix

RPKI valid

Announced by

Type

Hosting

Risk

95 / 100 · Critical

Spamhaus DROP

Announcements

Less specific

Prefix	Origin	Type	Holder	RPKI
43.243.72.0/22 since Apr 2024	AS152194	Hosting	FE Studio Limited

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
43.243.72.0/22	1,024	FES-HK	FE Studio Limited (ORG-FSL4-AP) · HK	ALLOCATED PORTABLE	—	[email protected]
└ 43.243.75.0/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.32/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.64/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.96/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.128/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.160/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.192/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]
└ 43.243.75.224/27	32	SUN-HK	Sun Network (Hong Kong) Limited	ALLOCATED NON-PORTABLE	—	[email protected]

Origin network

RPKI

ROA prefix	ASN	Max len	Anchor	Verdict
43.243.75.0/24	AS152194	/24	APNIC	RPKI valid
43.243.72.0/22	AS13335	/24	APNIC	Another network
43.243.72.0/22	AS152194	/22	APNIC	Too specific

IRR

Origin	Registry	Description	Maintainer	Modified
AS13335 not the origin	APNIC	FE Studio Limited	MAINT-FES-HK	Mar 11, 2026
AS152194	RADB		MAINT-AS38197	Apr 1, 2024
AS152194	APNIC	FE Studio Limited	MAINT-FES-HK	Dec 15, 2025