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Data as of Nov 6, 2026

171.250.192.0/21

2 residential-proxy exits · 30 days

Viettel Group

Announcement

this exact prefix

RPKI valid

Announced by

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

2

0.10% of its addresses · 30 days

Spread

2 of 8

/24s with at least one exit

Providers

2

selling exits here

Oct 7, 2026 – Nov 5, 2026

Exits seen per day

3 observations

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
171.250.197.0/24	0	1
171.250.198.0/24	0	1

Proxy providers listing exits

Geonix
Thordata

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
171.248.0.0/14 since Apr 2011	AS7552	Residential	35,136 3,261 always on	Viettel Group
171.248.0.0/13 since Apr 2011	AS7552	Residential	80,640 4,555 always on	Viettel Group
171.224.0.0/11	AS7552	Residential	283,007 13,623 always on	Viettel Group

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS7552

VN

Name: Viettel Group
Type: Internet provider
Registered: Oct 8, 2002
Domain: viettel.com.vn
Website: www.viettel.com.vn
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed
VPN servers: 1
Tor exits: 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 the exact prefix

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

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
171.250.192.0/22	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.192.0/23	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.192.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.193.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.194.0/23	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.194.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.195.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.196.0/22	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.196.0/23	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.196.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.197.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.198.0/23	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.198.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
171.250.199.0/24	AS7552	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023