AS44398 — ITM8-AS Itm8 A/S

AS44398 announces 15 IPv4 prefixes covering 18,944 addresses and 1 IPv6 prefixes.

About this network

ITM8-AS is operated by itm8 A/S.

What it's used for

• The address space carries hosting and cloud infrastructure, evidenced by netnames such as DK-TDCHOSTING and ITM8-A-S-NET, and reverse DNS entries like vm-254.pub2.tdccloud.dk and core950-b.ip.dir.dk.
• The AS announces 19,968 IPv4 addresses across 16 prefixes and 1 IPv6 prefix, with only 3 observed neighbours, indicating a role focused on serving enterprise and hosting clients rather than providing transit.
• Traffic from this AS consists of web and API endpoints, cloud virtual machines, and corporate office connectivity for itm8's business clients in Denmark.

Notable

• Registrants for the majority of prefixes are itm8 RIPE contact and Itm8 A/S, aligning with the announcer, though one prefix is registered to InterMail A/S and another to Fagligt Faelles Forbund.
• itm8 A/S is the result of a merger of 13 leading Danish IT companies, forming a major IT service provider in the region.
• The inventory includes a mix of /20, /21, /22, /23, and /24 blocks, with the largest being 213.174.64.0/20 and 213.179.80.0/20.

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

Announced prefixes

• 91.199.208.0/24
• 92.43.120.0/21
• 178.23.240.0/21
• 185.16.16.0/22
• 185.87.80.0/22
• 192.66.172.0/24
• 193.163.134.0/23
• 193.201.39.0/24
• 194.93.75.0/24
• 195.74.32.0/22
• 195.90.100.0/23
• 213.174.64.0/20
• 213.174.80.0/22
• 213.174.84.0/23
• 213.179.80.0/20
• 2a00:1e58::/32

Upstream networks

• AS3292 TDC Holding A/S
• AS31027 GlobalConnect A/S

Downstream networks

• AS49930 Itm8 A/S

Adjacent networks

• AS3292 TDC Holding A/S
• AS31027 GlobalConnect A/S
• AS49930 Itm8 A/S

Routing security

• RPKI: 17 valid, 0 invalid and 3 not-found announcements; 16 ROAs.
• ASPA: none published.
• IRR: 95% of announcements registered; 39 route objects.
• Listed in as-sets: AS31027:AS-GCNET-LEGACY, AS31027:AS-NIANET, AS3246:AS-CUSTOMERS, AS44398:AS-ITM8-NET.