AS39905 — ACTITO

AS39905 announces 5 IPv4 prefixes covering 13,312 addresses and 1 IPv6 prefixes.

About this network

ACTITO is operated by Actito S.A.

What it's used for

• The address space carries email infrastructure for a relationship marketing platform, evidenced by reverse DNS entries such as mta1.planetshares.emailing.bnpparibas, server-185-26-246-128.actito-campaign.com, and vmta-246-255.sfcomms.net.
• The AS announces 13,312 IPv4 addresses across 8 prefixes and 28 IPv6 prefixes, while maintaining only 3 observed neighbours, indicating a dedicated outbound email delivery network rather than a transit or general access provider.
• Traffic from this AS consists of transactional and marketing emails sent on behalf of Actito's enterprise and mid-market clients using their Relationship Marketing Portal.

Notable

• Registrants consistently identify as ACTITO S.A. or Actito Staff across all major prefixes, aligning with the AS holder.
• The address inventory is finely subdivided into multiple /20, /21, /22, /23, and /24 blocks, reflecting internal segmentation for different email delivery services or client tiers.

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

Announced prefixes

• 81.92.112.0/20
• 159.180.192.0/19
• 185.26.245.0/24
• 185.26.246.0/23
• 193.25.198.0/24
• 2a00:1058::/32

Upstream networks

• AS174 Cogent Communications, LLC
• AS2914 NTT America, Inc.

Adjacent networks

• AS174 Cogent Communications, LLC
• AS2914 NTT America, Inc.

Routing security

• RPKI: 0 valid, 0 invalid and 14 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 21 route objects.
• Listed in as-sets: AS-EASYNETFR, AS-EMAILVISION, AS-EQUINIX-PA, AS12703:AS-PEERS, AS12703:AS-PEERS-V6, AS47841:AS-OPEN-PEERING.