Data as of Nov 10, 2026
Autonomous system

AS203160

Open Text Corporation

Announces 15,104 addresses in 21 prefixes. None of it is anonymizer space.

Type
Business
CA

Announced prefixes

Arrived
PrefixTypeHolderRPKI
5.152.186.0/24
since Feb 2026
BusinessZix International AG
5.152.188.0/23
since Feb 2026
BusinessZix International AG
91.209.6.0/24
since Feb 2026
BusinessZix Corporation
140.236.89.0/24
since Oct 2025
BusinessMicro Focus
149.235.0.0/20
since Aug 2016
BusinessOpentext Software GmbH
149.235.0.0/21
since Aug 2016
BusinessOpentext Software GmbH
149.235.8.0/21
since Aug 2024
BusinessOpentext Software GmbH
149.235.8.0/24
since Aug 2024
BusinessOpentext Software GmbH
149.235.10.0/24
since Oct 2016
BusinessOpentext Software GmbH
149.235.11.0/24
since Jan 2017
BusinessOpentext Software GmbH
149.235.12.0/24
since Nov 2018
BusinessOpentext Software GmbH
149.235.13.0/24
since Jul 2021
BusinessOpentext Software GmbH
149.235.14.0/24
since Oct 2018
BusinessOpentext Software GmbH
149.235.15.0/24
since Aug 2016
BusinessOpentext Software GmbH
149.235.36.0/22
since Sep 2026
BusinessOpentext Software GmbH
149.235.40.0/21
since Aug 2024
BusinessOpentext Software GmbH
149.235.48.0/21
since Nov 2022
BusinessOpentext Software GmbH
150.105.112.0/21
since Jun 2023
Business
150.105.120.0/21
since Aug 2024
Business
204.90.181.0/24
since Mar 2025
BusinessGXS
204.90.182.0/24
since Mar 2025
BusinessGXS

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it