AS19978 — CIRION TECHNOLOGIES ARGENTINA S.A.

AS19978 announces 5 IPv4 prefixes covering 3,328 addresses and 1 IPv6 prefixes.

About this network

The AS handle CIRION TECHNOLOGIES ARGENTINA S.A. is held by Cirion Technologies.

What it's used for

• The address space carries static business and data center infrastructure, evidenced by reverse DNS entries such as 190-216-228-64.dia.static.centurylink.com.ve and registrant netnames like NET-8-243-248-0-21 and LPL-141-CL-1905-67-73-128.
• The AS announces 3328 IPv4 addresses and 15 IPv6 prefixes against 16 observed neighbours, a ratio consistent with a regional infrastructure provider rather than a large-scale transit carrier.

Notable

• Registrants include CTL Venzuela, CTL LATAM, and Level 3 Venezuela S.A., reflecting the historical ownership of the address space prior to the operator's rebranding.
• Cirion Technologies is the rebranded entity of Level 3 Communications' Latin American operations, which was acquired by CyrusOne and subsequently renamed to reflect its focus on data center and colocation services.
• The inventory consists of five IPv4 prefixes and ten IPv6 prefixes, with the largest IPv4 block being 8.243.248.0/21.

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

Announced prefixes

• 8.243.248.0/21
• 67.73.192.0/24
• 67.73.200.0/23
• 190.216.228.0/24
• 190.216.239.0/24
• 2001:13b3:c000::/34

Upstream networks

• AS3356 Level 3 Parent, LLC

Downstream networks

• AS6306 TELEFONICA VENEZOLANA, C.A.
• AS272809 THUNDERNET, C.A.
• AS11562 Net Uno, C.A.
• AS27648 TELECOMUNICACIONES BANTEL, C.A.
• AS263767 CORPORACION GALA IT, C.A.
• AS263806 GALAXY ENTERTAINMENT DE VENEZUELA, S.C.A.
• AS263703 VIGINET C.A
• AS264778 TotalCom Venezuela C.A.
• AS271813 COMUNICACIONES MIGTEL C.A.
• AS274062 SOLUCION TV 555, C.A
• AS28089 BANCO CENTRAL DE VENEZUELA
• AS274092 SURNET TELECOM C.A.
• AS273125 OIT SERVICIO DE DATOS, C.A.
• AS28012 BBVA Banco Provincial S.A.

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS6306 TELEFONICA VENEZOLANA, C.A.
• AS272809 THUNDERNET, C.A.
• AS11562 Net Uno, C.A.
• AS263703 VIGINET C.A
• AS27648 TELECOMUNICACIONES BANTEL, C.A.
• AS263767 CORPORACION GALA IT, C.A.
• AS263806 GALAXY ENTERTAINMENT DE VENEZUELA, S.C.A.
• AS264778 TotalCom Venezuela C.A.
• AS271813 COMUNICACIONES MIGTEL C.A.
• AS274062 SOLUCION TV 555, C.A
• AS28089 BANCO CENTRAL DE VENEZUELA
• AS274092 SURNET TELECOM C.A.
• AS273125 OIT SERVICIO DE DATOS, C.A.
• AS28012 BBVA Banco Provincial S.A.

Internet exchanges

• NAP VE Caracas — Caracas, Venezuela