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Data as of Nov 9, 2026

144.126.148.0/22

1 anonymizer address · 0.10% · VPN2 residential-proxy exits · 30 days

Contabo Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS40021
Type
Hosting
>99% of it

Residential-proxy exits

Proxy exits
2
0.20% of its addresses · 30 days
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

4 observations
IPv4 market

Path

1 · Holder
Contabo Inc.
record created Mar 16, 2021
2 · Leased from
not leased
3 · Announced by
AS40021 Contabo Inc.
since Jun 2021 · 5.4 yr ago
4 · Use
VPN servicesnamed VPN Gate
Hosting

Operators, sellers and brokers

VPN services

NameParentIn 144.126.148.0/22/24s
VPN GateUniversity of Tsukuba
10.10%
1

Lineage

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

144.126.148.0/22

From the registry to its use

  1. Mar 16, 2021
    Registry record
    Contabo Inc.
    Direct Allocation
    144.126.128.0/19
  2. Jun 26, 2021– today
    Announced
    AS40021 Contabo Inc.
    Hosting
  3. Jul 20, 2023
    Route object
    AS40021 Contabo Inc.
    ARIN route object for AS40021 Contabo Inc., maintainer MNT-CONTA-48
  4. Jul 27, 2023
    Route object
    AS40021 Contabo Inc.
    RADB route object for AS40021 Contabo Inc., maintainer MAINT-AS51167
  5. today
    Used
    VPN Gate
    VPN

Composition

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

Announced space

Address share

Announced space

Types across the prefix

1,024 addresses
TypeAddressesShareRanges
Hosting1,023>99%2
VPNanonymizer10.10%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS40021

US
Name
Contabo Inc.
Type
Hosting
Registered
May 16, 2023
Domain
contabo.com
Website
contabo.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed
VPN servers
1