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Data as of Nov 13, 2026

171.231.243.0/24

No anonymizer space · no proxy exits in 30 days

Viettel Group

Announcement

171.231.240.0/21

RPKI valid

Announced by

Type

Residential

Risk

0 / 100 · Low

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
171.228.0.0/14 since Apr 2011	AS7552	Residential	34,839 756 always on	Viettel Group
171.224.0.0/13 since Apr 2011	AS7552	Residential	72,759 4,858 always on	Viettel Group
171.224.0.0/12 since May 2011	AS7552	Residential	156,951 6,875 always on	Viettel Group
171.224.0.0/11	AS7552	Residential	323,586 13,070 always on	Viettel Group

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

171.231.240.0/21

Routing history

Pattern: Stable
First seen: Dec 2017
Current origin since: Dec 2017 · 8.9 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
171.224.0.0/11	AS7552	/24	APNIC	RPKI valid
171.224.0.0/11	AS24086	/24	APNIC	Another network
171.224.0.0/11	AS38731	/24	APNIC	Another network

IRR

Route objects on 171.231.240.0/21

Origin	Registry	Description	Maintainer	Modified
AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023