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Autonomous System

AS203160

Open Text Corporation

Announced IPs
15,104
CIDR prefixes
11
ASN
AS203160

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
149.235.0.0/20 4.1K
40.4%
Open Text Corporation GB — —
150.105.112.0/20 4.1K
3.5%
Open Text Corporation CA — —
149.235.0.0/21 2.0K
24.3%
Open Text Corporation GB — —
149.235.40.0/21 2.0K
2.5%
Open Text Corporation GB — —
149.235.48.0/21 2.0K
0.0%
Open Text Corporation GB — —
150.105.112.0/21 2.0K
2.1%
Open Text Corporation GB — —
150.105.120.0/21 2.0K
4.9%
Open Text Corporation NL — —
149.235.36.0/22 1.0K
0.3%
Open Text Corporation GB — —
149.235.44.0/22 1.0K
0.0%
Open Text Corporation GB — —
149.235.52.0/22 1.0K
0.0%
Open Text Corporation GB — —
5.152.188.0/23 512
4.3%
Open Text Corporation CH — —
149.235.10.0/23 512
52.0%
Open Text Corporation NL — —
149.235.12.0/23 512
44.9%
Open Text Corporation NL — —
149.235.14.0/23 512
84.0%
Open Text Corporation GB — —
149.235.38.0/23 512
0.0%
Open Text Corporation GB — —
149.235.42.0/23 512
0.0%
Open Text Corporation GB — —
149.235.48.0/23 512
0.0%
Open Text Corporation GB — —
5.152.186.0/24 256
0.0%
Open Text Corporation CH — —
91.209.6.0/24 256
5.5%
Open Text Corporation US — —
140.236.89.0/24 256
0.0%
Open Text Corporation US — —
149.235.9.0/24 256
86.7%
Open Text Corporation NL — —
149.235.37.0/24 256
0.4%
Open Text Corporation GB — —
149.235.40.0/24 256
19.9%
Open Text Corporation NL — —
149.235.41.0/24 256
0.4%
Open Text Corporation GB — —
149.235.50.0/24 256
0.0%
Open Text Corporation NL — —
149.235.51.0/24 256
0.0%
Open Text Corporation GB — —
204.90.181.0/24 256
89.1%
Open Text Corporation US — —
204.90.182.0/24 256
24.2%
Open Text Corporation US — —
149.235.8.128/25 128
3.1%
Open Text Corporation NL — —
149.235.36.64/26 64
1.6%
Open Text Corporation NL — —
149.235.36.128/26 64
1.6%
Open Text Corporation NL — —
149.235.8.32/27 32
3.1%
Open Text Corporation NL — —
149.235.8.64/27 32
3.1%
Open Text Corporation NL — —
149.235.36.32/27 32
0.0%
Open Text Corporation NL — —
149.235.36.224/27 32
0.0%
Open Text Corporation NL — —
149.235.8.0/28 16
0.0%
Open Text Corporation NL — —
149.235.8.112/28 16
0.0%
Open Text Corporation NL — —
149.235.36.0/28 16
0.0%
Open Text Corporation NL — —
149.235.36.192/28 16
0.0%
Open Text Corporation NL — —
149.235.8.16/29 8
0.0%
Open Text Corporation NL — —
149.235.8.96/29 8
0.0%
Open Text Corporation NL — —
149.235.36.24/29 8
0.0%
Open Text Corporation NL — —
149.235.36.208/29 8
0.0%
Open Text Corporation NL — —
149.235.8.28/30 4
0.0%
Open Text Corporation NL — —
149.235.8.108/30 4
0.0%
Open Text Corporation NL — —
149.235.36.20/30 4
0.0%
Open Text Corporation NL — —
149.235.36.216/30 4
0.0%
Open Text Corporation NL — —
149.235.8.24/31 2
0.0%
Open Text Corporation NL — —
149.235.8.106/31 2
0.0%
Open Text Corporation NL — —
149.235.36.18/31 2
0.0%
Open Text Corporation NL — —
149.235.36.222/31 2
0.0%
Open Text Corporation NL — —
149.235.8.26/32 1
0.0%
Open Text Corporation DE — —
149.235.8.27/32 1
0.0%
Open Text Corporation NL — —
149.235.8.104/32 1
0.0%
Open Text Corporation NL — —
149.235.8.105/32 1
0.0%
Open Text Corporation DE — —
149.235.36.16/32 1
0.0%
Open Text Corporation NL — —
149.235.36.17/32 1
0.0%
Open Text Corporation DE — —
149.235.36.220/32 1
0.0%
Open Text Corporation NL — —
149.235.36.221/32 1
0.0%
Open Text Corporation DE — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS203160 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
5.152.188.0/23 36,926 2026-11-13 15:29:36
91.209.6.0/24 34,770 2026-11-13 15:29:36
150.105.112.0/21 33,082 2026-11-13 15:23:15
140.236.89.0/24 33,037 2026-11-13 15:23:15
149.235.0.0/21 33,030 2026-11-13 15:23:15
149.235.0.0/20 32,973 2026-11-13 15:23:15
5.152.186.0/24 17,746 2026-11-13 15:29:36
149.235.8.0/24 16,973 2026-11-13 15:23:23
149.235.40.0/21 16,666 2026-11-13 15:23:23
149.235.10.0/24 16,629 2026-11-13 15:23:23
149.235.11.0/24 16,617 2026-11-13 15:23:23
149.235.8.0/21 16,539 2026-11-13 15:23:23
150.105.120.0/21 16,462 2026-11-13 15:23:23
149.235.12.0/24 16,452 2026-11-13 15:23:23
149.235.15.0/24 16,440 2026-11-13 15:23:23
149.235.13.0/24 16,424 2026-11-13 15:23:23
149.235.14.0/24 16,417 2026-11-13 15:23:23
204.90.181.0/24 16,120 2026-11-13 15:23:23
204.90.182.0/24 16,086 2026-11-13 15:23:23
149.235.48.0/21 16,026 2026-11-13 15:23:23
149.235.36.0/22 7,566 2026-11-13 15:23:23

Frequently Asked Questions

What is AS203160?

AS203160 is an Autonomous System Number assigned to Open Text Corporation. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS203160 announce?

AS203160 announces 15.1K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Canada.

Who operates AS203160?

AS203160 is operated by Open Text Corporation. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.

What country is AS203160 registered in?

AS203160 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 15:39:04 UTC
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