AS199542 — SONASSI Iomart Managed Services Limited

AS199542 announces 7 IPv4 prefixes covering 5,376 addresses and 0 IPv6 prefixes.

About this network

SONASSI is operated by Iomart Managed Services Limited.

What it's used for

• The address space carries hosting and managed service infrastructure, evidenced by reverse DNS entries pointing to srv.sonassihosting.com across all sampled prefixes.
• With 5,376 IPv4 addresses announced across 7 prefixes and only 1 observed neighbour, the network functions as a destination for hosted workloads rather than a transit provider.
• Traffic from this AS consists of web/API endpoints, hosted applications, and data centre services for Iomart’s enterprise clients, consistent with its business model of secure cloud and managed IT solutions.

Notable

• Registrants align with the announcer, listing Iomart Managed Services Limited, Iomart Group Plc, and Iomart Abuse for most prefixes; one prefix is registered to Cogent Communications, LLC, and another to SystemsUp Ltd.
• Iomart Managed Services Limited previously traded as Iomart Hosting Limited, reflecting the company’s evolution from a hosting provider to a broader managed services and cloud security firm.
• The inventory is composed of multiple /22, /23, and /24 blocks, with the largest being 149.86.96.0/21, indicating a consolidated but segmented address estate.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 45.66.68.0/24
• 45.66.70.0/24
• 149.86.96.0/21
• 185.11.184.0/22
• 185.147.132.0/22
• 185.162.111.0/24
• 185.245.116.0/23

Upstream networks

• AS20860 IOMART CLOUD SERVICES LIMITED

Adjacent networks

• AS20860 IOMART CLOUD SERVICES LIMITED

Routing security

• RPKI: 0 valid, 0 invalid and 21 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 62% of announcements registered; 17 route objects.
• Listed in as-sets: AS-BSO, AS-GRIX-ATH, AS-GRIX-ATH-RS, AS-IOMART, AS-IXREACH, AS-TALKINTERNET.