AS51790 — SIEL SIEL, d.o.o.

Network type: hosting

AS51790 announces 14 IPv4 prefixes covering 8,192 addresses and 2 IPv6 prefixes.

About this network

SIEL is operated by SIEL, d.o.o.

What it's used for

• The address space carries business and cloud services, evidenced by netnames such as SI-SIEL-20101104, SI-SIEL-customers, and NETKO.
• The AS announces 8192 IPv4 addresses across 14 prefixes and 3 IPv6 prefixes, with 15 observed neighbours, indicating a business network providing connectivity and hosting services.
• Traffic from this AS consists of enterprise clients, cloud infrastructure, and IT service providers, consistent with SIEL's role as a provider of cloud, systems, and development services.

Notable

• Registrants for the majority of prefixes are SIEL, d.o.o. or SiEL RIPE team, aligning with the announcer; exceptions include RVO d.o.o. for 91.230.238.0/24 and SymTech IT S.R.L. for 185.57.146.0/24.
• The address inventory is finely subdivided into multiple /22, /23, and /24 blocks, reflecting a segmented corporate estate for different customer or service segments.

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

Announced prefixes

• 45.136.188.0/22
• 46.19.8.0/21
• 91.230.238.0/24
• 185.57.144.0/23
• 185.57.146.0/24
• 185.92.228.0/24
• 185.97.52.0/22
• 185.185.88.0/23
• 185.185.91.0/24
• 193.3.59.0/24
• 195.128.141.0/24
• 198.60.216.0/24
• 209.16.152.0/22
• 217.61.252.0/24
• 2a02:28b0::/30
• 2a02:28b7::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS3356 Level 3 Parent, LLC
• AS3212 Telemach Slovenija d.o.o.
• AS3223 Voxility LLP
• AS36236 NetActuate, Inc
• AS174 Cogent Communications, LLC
• AS44306 OMONIA d.o.o.
• AS3303 Swisscom (Schweiz) AG
• AS5511 Orange S.A.

Downstream networks

• AS52035 D1, informacijske tehnologije, d.o.o.
• AS44615 PRO PLUS, d.o.o.
• AS49618 ERA d.o.o.
• AS60114 SIEL, d.o.o.

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS3356 Level 3 Parent, LLC
• AS3223 Voxility LLP
• AS3212 Telemach Slovenija d.o.o.
• AS36236 NetActuate, Inc
• AS52035 D1, informacijske tehnologije, d.o.o.
• AS174 Cogent Communications, LLC
• AS44306 OMONIA d.o.o.
• AS44615 PRO PLUS, d.o.o.
• AS49618 ERA d.o.o.
• AS60114 SIEL, d.o.o.
• AS3303 Swisscom (Schweiz) AG
• AS5511 Orange S.A.

Routing security

• RPKI: 24 valid, 0 invalid and 2 not-found announcements; 23 ROAs.
• ASPA: none published.
• IRR: 96% of announcements registered; 37 route objects.
• Listed in as-sets: AS-HOSTVIRTUAL, AS-HURRICANE, AS-HURRICANEV6, AS-NETACTUATE, AS-OPENTRANSIT, AS-SIEL, AS-SIX-MEMBERS, AS-TELEMACH, AS-TUSMOBIL, AS-VOLJATEL, AS3212:AS-TELEMACH, AS3212:AS-TELEMACH6.

Internet exchanges

• Slovenian Internet Exchange — Ljubljana, Slovenia