AS49033 — CRITICALCORE Critical Core BV

AS49033 announces 15 IPv4 prefixes covering 14,592 addresses and 2 IPv6 prefixes.

About this network

CRITICALCORE is operated by Critical Core BV.

What it's used for

• The address space carries static IP infrastructure, with reverse DNS entries consistently pointing to static.ritesim.com across multiple prefixes.
• The AS announces 14,592 IPv4 addresses and 2 IPv6 prefixes, maintaining 81 observed neighbours, a ratio indicative of a transit or network service provider role.
• As a Network Service Provider (NSP) in Europe, the traffic consists of IP transit and connectivity services for other networks and enterprises.

Notable

• Registrants include Critical Core BV for most prefixes, while others are registered to Scalia B.V. and Ritesim.com Limited.
• The inventory consists of 15 IPv4 prefixes, mostly /22 blocks, with a single /24, reflecting a fragmented but substantial address estate.

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

Announced prefixes

• 45.8.236.0/22
• 68.64.204.0/22
• 94.46.216.0/22
• 95.143.97.0/24
• 103.66.56.0/22
• 103.104.60.0/22
• 113.212.72.0/22
• 185.91.92.0/22
• 185.116.144.0/22
• 185.166.88.0/22
• 185.171.48.0/22
• 185.232.160.0/22
• 185.238.108.0/22
• 204.8.80.0/22
• 216.152.64.0/22
• 2a0f:dcc0::/29
• 2a0f:ddc0::/29

Upstream networks

• AS35133 Eranium B.V.
• AS24785 Broadband Hosting B.V.
• AS20562 Broadband Hosting B.V.
• AS6939 Hurricane Electric LLC
• AS6830 Liberty Global Europe Holding B.V.
• AS50304 Blix Solutions AS
• AS6696 VERIXI SA
• AS24482 SG.GS
• AS48185 team.blue NV
• AS202365 Omer GOLGELI
• AS37721 Virtual Technologies & Solutions
• AS37100 SEACOM Limited
• AS34927 iFog GmbH
• AS50629 LWLcom GmbH
• AS17639 Converge ICT Solutions Inc.
• AS204092 Association GRIFON
• AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
• AS20485 Joint Stock Company TransTeleCom
• AS58057 Securebit AG
• AS34019 Hivane Association
• AS12859 BIT BV
• AS20764 CJSC RASCOM
• AS56662 Marcin Gondek
• AS29632 Netassist International EOOD

Downstream networks

• AS62125 Proact Netherlands B.V.

Adjacent networks

• AS35133 Eranium B.V.
• AS20562 Broadband Hosting B.V.
• AS24785 Broadband Hosting B.V.
• AS6939 Hurricane Electric LLC
• AS62125 Proact Netherlands B.V.
• AS6830 Liberty Global Europe Holding B.V.
• AS50304 Blix Solutions AS
• AS6696 VERIXI SA
• AS24482 SG.GS
• AS50629 LWLcom GmbH
• AS34927 iFog GmbH
• AS37721 Virtual Technologies & Solutions
• AS202365 Omer GOLGELI
• AS37100 SEACOM Limited
• AS48185 team.blue NV
• AS17639 Converge ICT Solutions Inc.
• AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
• AS204092 Association GRIFON
• AS20485 Joint Stock Company TransTeleCom
• AS58057 Securebit AG
• AS34019 Hivane Association
• AS12859 BIT BV
• AS20764 CJSC RASCOM
• AS56662 Marcin Gondek
• AS29632 Netassist International EOOD

Routing security

• RPKI: 17 valid, 0 invalid and 0 not-found announcements; 34 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 85 route objects.
• Listed in as-sets: AS-10099, AS-BBIX-T, AS-BELGIUMIX, AS-DATACOMFORT, AS-HURRICANEV6, AS-SMARTROUTING, AS49033:AS-CRITICALCORE, AS7545:AS-TPGN-CUSTOMERS.

Internet exchanges

• Neutral Internet Exchange — Amsterdam, Netherlands
• Speed Internet Exchange — Dronten, Netherlands
• ERA-IX Amsterdam — Amsterdam, Netherlands