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Data as of Nov 5, 2026

42.112.144.0/20

1,523 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
1,523
37% of its addresses · 30 days
Always-on exits
4
0.26% of its exits
Spread
13 of 16
/24s with at least one exit
Providers
107
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

247K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
42.112.150.0/241256
42.112.152.0/241253
42.112.153.0/241252
42.112.145.0/2417
42.112.146.0/240256
42.112.148.0/240102
42.112.144.0/24084
42.112.147.0/24081
42.112.155.0/24070
42.112.157.0/24060
42.112.154.0/24054
42.112.156.0/24047
42.112.151.0/2401

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Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
42.112.128.0/18
since Sep 2019
AS18403Residential6,171
38 always on
FPT Telecom Company
42.112.0.0/16
since Sep 2019
AS18403Residential20,087
118 always on
FPT Telecom Company
42.112.0.0/13AS18403Residential167,162
875 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
42.112.144.0/24AS18403Residential84FPT Telecom Company
via FPT Telecom Company
42.112.145.0/24
since Jan 2026
AS18403Residential7
1 always on
FPT Telecom Company
via FPT Telecom Company
42.112.146.0/24
since Sep 18, 2026
AS18403Residential256FPT Telecom Company
via FPT Telecom Company
42.112.147.0/24
since Sep 18, 2026
AS18403Residential81FPT Telecom Company
via FPT Telecom Company
42.112.148.0/24
since Sep 18, 2026
AS18403Residential102FPT Telecom Company
via FPT Telecom Company
42.112.150.0/24AS18403Residential256
1 always on
FPT Telecom Company
via FPT Telecom Company
42.112.151.0/24AS18403Residential1FPT Telecom Company
via FPT Telecom Company
42.112.152.0/24
since Sep 18, 2026
AS18403Residential253
1 always on
FPT Telecom Company
via FPT Telecom Company
42.112.153.0/24
since Sep 18, 2026
AS18403Residential252
1 always on
FPT Telecom Company
via FPT Telecom Company
42.112.154.0/23AS18403Residential124FPT Telecom Company
via FPT Telecom Company
42.112.156.0/23AS18403Residential107FPT Telecom Company
via FPT Telecom Company

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
└ 42.112.144.0/204,096FPT-STATICIP-NETFPT Telecom CompanyALLOCATED 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
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