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Data as of Nov 5, 2026

43.239.148.0/22

No anonymizer space · no proxy exits in 30 days

FPT Telecom Company · space held by FPT Telecom

Announcement

this exact prefix

RPKI valid

Announced by

Type

Residential

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
43.239.149.0/24 since May 2026	AS18403	Residential	FPT Telecom
43.239.151.0/24 since May 2021	AS18403	Residential	FPT Telecom

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS18403

VN

Name: FPT Telecom Company
Type: Internet provider
Registered: Jan 3, 2003
Domain: fpt.vn
Website: www.fpt.vn
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
43.239.148.0/22	AS18403	/24	APNIC	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS18403	APNIC	FPT-VN	MAINT-VN-FPT	Aug 1, 2019
AS18403	RADB	FPT Telecom Company	MAINT-AS18403	Nov 13, 2023

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
43.239.148.0/23	AS18403	APNIC	Vietnam Internet Network Information Center (VNNIC)	MAINT-VN-FPT	Aug 1, 2019
43.239.148.0/24	AS18403	APNIC	Vietnam Internet Network Information Center (VNNIC)	MAINT-VN-FPT	Aug 1, 2019
43.239.150.0/23	AS18403	APNIC	Vietnam Internet Network Information Center (VNNIC)	MAINT-VN-FPT	Aug 1, 2019
43.239.150.0/24	AS18403	APNIC	Vietnam Internet Network Information Center (VNNIC)	MAINT-VN-FPT	Aug 1, 2019