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Data as of Nov 10, 2026

221.133.16.0/24

2 residential-proxy exits · 30 days

Sai gon Postel Corporation

Announcement
221.133.16.0/22
RPKI valid
Announced by
AS7602
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
2
0.78% of its addresses · 30 days
Providers
23
selling exits here
Oct 11, 2026 – Nov 8, 2026

Exits seen per day

92 observations

Proxy providers listing exits

  • BirdProxies
  • ByteProxies
  • Byteful
  • CliProxy
  • EnigmaProxy
  • FastProxy
  • GSocks
  • Geonix
  • Infatica
  • LemonBright
  • LemonPrime
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • Proxyma
  • RainProxy
  • Shifter
  • Thordata
  • VantageProxies
  • VitalExclusive

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
221.133.0.0/198,192SPT-VNSai gon Postel CorporationALLOCATED PORTABLE—hm-changed@vnnic.vn
└ 221.133.16.0/221,024POPHanoi-NETISP tai POP Ha NoiALLOCATED NON-PORTABLE—hm-changed@vnnic.vn

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 221.133.16.0/22

Prefix
221.133.16.0/22
Announced by
AS7602 Sai gon Postel Corporation
Type
Residential
Proxy exits
6
RPKI
RPKI valid
Netname
POPHanoi-NET
Registrant
ISP tai POP Ha Noi
RIR
APNIC
IPv4 market

Holder

Holder in the market →
Organization
Sai gon Postel Corporation
Range
221.133.0.0/19
Registration type
ALLOCATED PORTABLE
Reallocated to
ISP tai POP Ha Noi
Reallocated range
221.133.16.0/22
Reallocation type
ALLOCATED NON-PORTABLE
Origin network

AS7602

VN
Name
Sai gon Postel Corporation
Type
Internet provider
Registered
Aug 28, 2003
Domain
spt.vn
Website
www.spt.vn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed