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Data as of Nov 6, 2026

91.90.81.0/24

Anonymizer · Datacenter proxy

Contabo GmbH · space held by Net1 GmbH

Announcement
91.90.80.0/23
RPKI valid
Announced by
AS51167
Type
Datacenter proxy
Risk
85 / 100 · Critical
Recent change
New origin Nov 5, 2026
its first announcement on record
IPv4 market

Path

Announced by AS51167 since Nov 5, 2026 · this week
1 · Holder
Net1 GmbH
record created Dec 27, 2024
2 · Leased from
Net1 GmbH
its owner, directly
3 · Announced by
AS51167 Contabo GmbH
since Nov 5, 2026 · this week
4 · Use
Proxy providersnamed Oxylabs
Datacenter proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 91.90.81.0/24/24s
OxylabsTesonet
256100%
1
Leased from

Owners leasing their own space

NameIn 91.90.81.0/24/24s
Net1 GmbH
256100%
1

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
91.90.80.0/221,024DE-NET1-20180622Net1 GmbH (ORG-NG107-RIPE) · DEALLOCATED PADec 27, 2024abuse@net1.de
└ 91.90.81.0/24256Code200-USUAB code200 (ORG-UC49-RIPE)ASSIGNED PAFeb 3, 2025abuse@code200.global

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 91.90.80.0/23

Prefix
91.90.80.0/23
Announced by
AS51167 Contabo GmbH
Type
Hosting
Anonymizer addresses
allDatacenter proxy
Operator
Proxy providersoperated by Oxylabs
RPKI
RPKI valid
Netname
TT-20261104
Registrant
Contabo GmbH
RIR
RIPE NCC
IPv4 market

Holder

Holder in the market →
Organization
Net1 GmbH
Handle
ORG-NG107-RIPE
Range
91.90.80.0/22
Registration type
ALLOCATED PA
Record created
Dec 27, 2024
Origin network

AS51167

DE
Name
Contabo GmbH
Type
Hosting
Registered
Jun 11, 2010
Domain
contabo.com
Website
www.contabo.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed
Tor exits
3