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Data as of Nov 5, 2026

183.81.64.0/18

1 anonymizer address · <0.01% · VPN4,993 residential-proxy exits · 30 days

FPT Telecom Company · space held by FPT Telecom

Announcement
this exact prefix
RPKI valid
Announced by
AS18403
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
4,993
30% of its addresses · 30 days
Always-on exits
68
1.4% of its exits
Spread
51 of 64
/24s with at least one exit
Providers
113
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

776K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
183.81.75.0/2410256
183.81.111.0/247121
183.81.81.0/246134
183.81.70.0/246102
183.81.69.0/245120
183.81.74.0/244256
183.81.120.0/244256
183.81.93.0/244256
183.81.64.0/244125
183.81.76.0/244121
183.81.121.0/243256
183.81.104.0/243105
183.81.112.0/242256
183.81.123.0/242256
183.81.122.0/241256
183.81.105.0/24192
183.81.96.0/24110
183.81.98.0/2414
183.81.87.0/240165
183.81.86.0/240150
183.81.71.0/240120
183.81.84.0/240116
183.81.113.0/240102
183.81.78.0/24098

Proxy providers listing exits

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  • VitalData
  • VitalExclusive
  • VitalProxy
  • Webshare
  • YumiProxy
IPv4 market

Path

1 · Holder
FPT Telecom
2 · Leased from
not leased
3 · Announced by
AS18403 FPT Telecom Company
since Sep 2019 · 7.1 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 183.81.64.0/18/24s
VPN GateUniversity of Tsukuba
1<0.01%
1

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

183.81.64.0/18

From the registry to its use

  1. Nov 24, 2009
    Route object
    AS18403 FPT Telecom Company
    RADB route object for AS18403 FPT Telecom Company, maintainer MAINT-AS18403
  2. Feb 8, 2010– Nov 8, 2013
    Announced
    AS18403 FPT Telecom Company
    Internet provider
  3. Sep 8, 2010– Nov 13, 2017
    Announced
    AS18403 FPT Telecom Company
    as part of 183.81.0.0/17
    183.81.0.0/17
  4. Jan 25, 2018– Jun 17, 2018
    Announced
    AS18403 FPT Telecom Company
    as part of 183.81.0.0/17
    183.81.0.0/17
  5. Feb 13, 2019– today
    Announced
    AS18403 FPT Telecom Company
    as part of 183.81.0.0/17
    183.81.0.0/17
  6. Sep 29, 2019– today
    Announced
    AS18403 FPT Telecom Company
    Internet provider
  7. today
    Registry record
    FPT Telecom
    ALLOCATED PORTABLE
    183.81.0.0/17
  8. today
    Route object
    AS18403 FPT Telecom Company
    APNIC route object for AS18403 FPT Telecom Company, maintainer MAINT-VN-FPT
  9. today
    Route object
    AS18403 FPT Telecom Company
    APNIC route object for AS18403 FPT Telecom Company, maintainer MAINT-VN-FPT
    183.81.64.0/19
  10. today
    Route object
    AS18403 FPT Telecom Company
    APNIC route object for AS18403 FPT Telecom Company, maintainer MAINT-VN-FPT
    183.81.96.0/19
  11. today
    Used
    VPN Gate
    VPN

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
183.81.0.0/17
since Feb 2019
AS18403Residential9,735
94 always on
FPT Telecom
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

Arrived
PrefixOriginTypeAnonymizer addressesOperatorProxy exitsHolderRPKI
183.81.64.0/20
since Jun 2025
AS18403Residential1,409
33 always on
FPT Telecom
183.81.64.0/24
since Jun 2025
AS18403Residential125
4 always on
FPT Telecom
183.81.65.0/24
since Jun 2025
AS18403Residential51FPT Telecom
183.81.66.0/24
since Jun 2025
AS18403Residential33FPT Telecom
183.81.67.0/24
since Jun 2025
AS18403Residential25FPT Telecom
183.81.68.0/24
since Jun 2025
AS18403Residential27FPT Telecom
183.81.69.0/24
since Jun 2025
AS18403Residential120
5 always on
FPT Telecom
183.81.70.0/24
since Jun 2025
AS18403Residential102
6 always on
FPT Telecom
183.81.71.0/24
since Jun 2026
AS18403Residential120FPT Telecom
183.81.73.0/24
since Jun 2025
AS18403Residential12FPT Telecom
183.81.74.0/24
since Jun 2025
AS18403Residential256
4 always on
FPT Telecom
183.81.75.0/24
since Jun 2025
AS18403Residential256
10 always on
FPT Telecom
183.81.76.0/24
since Jun 2025
AS18403Residential121
4 always on
FPT Telecom
183.81.78.0/24
since Jun 2025
AS18403Residential98FPT Telecom
183.81.79.0/24
since Jun 2025
AS18403Residential63FPT Telecom
183.81.80.0/20
since Dec 2024
AS18403Residential1,253
10 always on
FPT Telecom
183.81.80.0/24
since Jun 2025
AS18403Residential46FPT Telecom
183.81.81.0/24
since Jun 2025
AS18403Residential134
6 always on
FPT Telecom
183.81.84.0/24
since Jun 2026
AS18403Residential116FPT Telecom
183.81.86.0/23
since May 2025
AS18403Residential315FPT Telecom
183.81.86.0/24
since Nov 2024
AS18403Residential150FPT Telecom
183.81.87.0/24
since Nov 2024
AS18403Residential165FPT Telecom
183.81.88.0/24
since Jun 2025
AS18403Residential48FPT Telecom
183.81.89.0/24
since Apr 2026
AS18403Residential70FPT Telecom
183.81.90.0/24
since Jun 2025
AS18403Residential40FPT Telecom
183.81.91.0/24
since Jun 2025
AS18403Residential72FPT Telecom
183.81.93.0/24
since Jun 2025
AS18403Residential256
4 always on
FPT Telecom
183.81.94.0/24
since Jun 2025
AS18403Residential73FPT Telecom
183.81.95.0/24
since Jun 2025
AS18403Residential83FPT Telecom
183.81.96.0/20
since Jun 2025
AS18403Residential806
13 always on
FPT Telecom
183.81.96.0/24
since May 2023
AS18403Residential10
1 always on
FPT Telecom
183.81.98.0/24
since May 2023
AS18403Residential4
1 always on
FPT Telecom
183.81.99.0/24
since Jun 2025
AS18403Residential59FPT Telecom
183.81.100.0/24
since Jun 2025
AS18403Residential10.39%VPNVPN servicesoperated by VPN Gate72FPT Telecom
183.81.101.0/24
since Jun 2025
AS18403Residential70FPT Telecom
183.81.103.0/24
since Jun 2025
AS18403Residential48FPT Telecom
183.81.104.0/24
since Jun 2025
AS18403Residential105
3 always on
FPT Telecom
183.81.105.0/24
since Jun 2025
AS18403Residential92
1 always on
FPT Telecom
183.81.106.0/24
since Oct 29, 2026
AS18403Residential29FPT Telecom
183.81.107.0/24
since Oct 29, 2026
AS18403Residential28FPT Telecom
183.81.108.0/23
since Jun 2025
AS18403Residential128FPT Telecom
183.81.110.0/24
since Jun 2025
AS18403Residential40FPT Telecom
183.81.111.0/24
since Jun 2025
AS18403Residential121
7 always on
FPT Telecom
183.81.112.0/20
since Jun 2025
AS18403Residential1,533
12 always on
FPT Telecom
183.81.112.0/24
since Jun 2025
AS18403Residential256
2 always on
FPT Telecom
183.81.113.0/24
since Jun 2025
AS18403Residential102FPT Telecom
183.81.115.0/24
since May 2023
AS18403Residential6FPT Telecom
183.81.116.0/23
since Jun 2025
AS18403Residential86FPT Telecom
183.81.118.0/24
since Jun 2025
AS18403Residential34FPT Telecom
183.81.119.0/24
since Jun 2025
AS18403Residential25FPT Telecom
183.81.120.0/22
since Jun 2026
AS18403Residential1,024
10 always on
FPT Telecom
183.81.124.0/23
since Jun 2025
AS18403ResidentialFPT Telecom
183.81.126.0/23
since Jun 2025
AS18403ResidentialFPT 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
183.81.0.0/1732,768FPT-VNFPT TelecomALLOCATED PORTABLE—hm-changed@vnnic.vn
└ 183.81.64.0/204,096FPTDYNAMICIP-NETFPT Telecom CompanyASSIGNED NON-PORTABLE—hm-changed@vnnic.vn
└ 183.81.80.0/204,096FPTDYNAMICIP-NETFPT Telecom CompanyASSIGNED NON-PORTABLE—hm-changed@vnnic.vn
└ 183.81.96.0/204,096FPTDYNAMICIP-NETFPT Telecom CompanyASSIGNED NON-PORTABLE—hm-changed@vnnic.vn
└ 183.81.112.0/204,096FPTDYNAMICIP-NETFPT Telecom CompanyASSIGNED NON-PORTABLE—hm-changed@vnnic.vn

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Residential16,383>99%57
VPNanonymizer1<0.01%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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