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Data as of Nov 7, 2026

42.112.16.0/20

482 residential-proxy exits · 30 days

FPT Telecom Company

Announcement
this exact prefix
RPKI valid
Announced by
AS18403
Type
Residential
Recent change
New origin Sep 18, 2026
from AS18403 FPT Telecom Company, after 6.1 years unannounced

Residential-proxy exits

Proxy exits
482
12% of its addresses · 30 days
Spread
16 of 16
/24s with at least one exit
Providers
53
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

973 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
42.112.30.0/24044
42.112.28.0/24035
42.112.24.0/24035
42.112.23.0/24033
42.112.29.0/24033
42.112.25.0/24033
42.112.21.0/24032
42.112.31.0/24032
42.112.27.0/24031
42.112.20.0/24031
42.112.17.0/24027
42.112.18.0/24025
42.112.22.0/24025
42.112.26.0/24025
42.112.19.0/24025
42.112.16.0/24021

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Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
42.112.0.0/18
since Sep 2019
AS18403Residential3,472
21 always on
FPT Telecom Company
42.112.0.0/16
since Sep 2019
AS18403Residential20,788
103 always on
FPT Telecom Company
42.112.0.0/13AS18403Residential173,268
859 always on
FPT Telecom Company
Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
42.112.16.0/24
since Aug 2013
AS18403Residential21FPT Telecom Company
via FPT Telecom
42.112.20.0/24
since Jul 2022
AS18403Residential31FPT Telecom Company
via FPT Telecom
42.112.24.0/24
since Dec 2013
AS18403Residential35FPT Telecom Company
via FPT Telecom
42.112.25.0/24
since Dec 2013
AS18403Residential33FPT Telecom Company
via FPT Telecom
42.112.26.0/24
since Dec 2013
AS18403Residential25FPT Telecom Company
via FPT Telecom
42.112.27.0/24
since Aug 2014
AS18403Residential31FPT Telecom Company
via FPT Telecom
42.112.28.0/24
since Dec 2013
AS18403Residential35FPT Telecom Company
via FPT Telecom
42.112.31.0/24
since Aug 2014
AS18403Residential32FPT Telecom Company
via FPT Telecom

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
42.112.0.0/13524,288FPT-VNFPT Telecom CompanyALLOCATED PORTABLE—hm-changed@vnnic.vn
└ 42.112.16.0/204,096FPT-STATICIP-NETFPT TelecomALLOCATED NON-PORTABLE—hm-changed@vnnic.vn

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
FPT Telecom Company
Range
42.112.0.0/13
Registration type
ALLOCATED PORTABLE
Reallocated to
FPT Telecom
Reallocated range
42.112.16.0/20
Reallocation type
ALLOCATED NON-PORTABLE
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