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IP Ranges

IBM Cloud IP Ranges

IBM Cloud (formerly SoftLayer) is an enterprise cloud and bare-metal hosting platform with global data centers. IBM Cloud includes IaaS, PaaS, and AI services and serves primarily enterprise customers with high-performance dedicated hardware.

Cloud
Provider
IBM Cloud
Primary ASN
AS36351
Category
Cloud
Headquarters
Armonk, NY, USA

Known IP ranges

The following IP prefixes are registered to IBM Cloud or commonly associated with their network. Full prefix sets change over time — use WHOIS Lookup for the authoritative current record for any specific IP.

158.175.0.0/16
158.176.0.0/15
159.122.0.0/16
161.202.0.0/16
169.38.0.0/16
169.44.0.0/14

What does a IBM Cloud IP mean in a privacy test?

An IBM Cloud IP as your exit may indicate your VPN uses IBM Cloud infrastructure. IBM Cloud is less commonly used for VPN hosting than AWS or Azure but appears in enterprise VPN configurations and some privacy-focused services.

Related tools

Frequently asked questions

What IP ranges does IBM Cloud use?

IBM Cloud (formerly SoftLayer) operates ranges including 158.175.0.0/16, 158.176.0.0/15, 161.202.0.0/16, and 169.38.0.0/16 across data centers in Dallas, Washington, London, Frankfurt, Tokyo, and other cities. ARIN WHOIS for AS36351 provides the full current prefix list.

Why does an IBM Cloud IP appear in my VPN test?

IBM Cloud is used by some enterprise VPN solutions and larger VPN providers for specific regional coverage. Seeing AS36351 as your exit typically indicates an enterprise-grade VPN or proxy configuration.

Does IBM Cloud meet enterprise security requirements?

IBM Cloud is certified for SOC 2, ISO 27001, HIPAA, and FedRAMP. This makes it suitable for regulated-industry VPN deployments. IBM Cloud cannot see inside VPN tunnels but operates the underlying physical infrastructure.

How do I look up an IBM Cloud IP address?

Use MyIPScan IP Geolocation Lookup. IBM Cloud IPs return AS36351 (SoftLayer Technologies Inc., IBM Cloud) with the data center city. WHOIS Lookup returns the registered CIDR block from ARIN.

What ASN does IBM Cloud use?

IBM Cloud uses AS36351, originally registered to SoftLayer Technologies before the IBM acquisition. The AS36351 page on MyIPScan covers this network and data center locations.