AS204391 — nbestihosting NBI SIA

AS204391 announces 3 IPv4 prefixes covering 1,792 addresses and 0 IPv6 prefixes.

About this network

The AS handle NBESTIHOSTING is held by NBI SIA.

What it's used for

• The address space carries SMTP mail infrastructure, evidenced by reverse DNS entries such as pr-ist-mta-254.expresssmtp.com and multiple pr--mta.testmailscore.top records.
• The network announces 1792 IPv4 addresses across 3 prefixes with only 1 observed neighbour, indicating a small, isolated hosting or service provider rather than a transit or access network.
• Traffic from this AS consists of outbound and inbound email traffic, specifically mail transfer agents (MTAs) associated with the domains expresssmtp.com and testmailscore.top.

Notable

• Registrants for the largest prefixes are consistent with the announcer, listing NBI SIA for 45.95.80.0/22 and 185.250.118.0/23, while 185.250.116.0/24 lists Abuse-C Role.
• The inventory is composed of three distinct IPv4 blocks: 45.95.80.0/22, 185.250.118.0/23, and 185.250.116.0/24, all located in Latvia.

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

Announced prefixes

• 45.95.80.0/22
• 185.250.116.0/24
• 185.250.118.0/23

Upstream networks

• AS58269 CloudHosting SIA

Adjacent networks

• AS58269 CloudHosting SIA

Routing security

• RPKI: 0 valid, 0 invalid and 7 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 8 route objects.
• Listed in as-sets: AS-CLOUDHOSTING, AS-NIC-LV, AS-RETN-ACTUAL-V4, AS-TRANSROUTE-SPEC.