RCTS, FCCN (AS1930)
AFR-IX Telecom (AS60171)
Akamai (AS20940)
Anacom (AS205558)
AngolaCables, Angola Cables (AS37468)
ARTelecom, Ar Telecom, Acessos e Redes Telecomunicações. S.A. (AS12926)
Claranet (AS8426)
Cloudflare (AS13335)
Cloud Telecom (AS208457)
COLT, COLT Technology Services Group Limited (AS8220)
Dotsi, Dotsi Unipessoal Lda. (AS49349)
Facebook (AS32934)
G9Telecom, G9SA Telecomunicações, S.A (AS12305)
Google, Google Inc. (AS15169)
Hashpower (AS47787)
Hurricane, Hurricane Electric, Inc. (AS6939)
Interfiber (AS205996)
Internet Systems Consortium, Inc. (F-ROOT) (AS30129)
IPTelecom, IP Telecom, Serviços de Telecomunicações, S.A. (AS29003)
MakeItSimple, Make It Simple Consultoria Informática, Lda (AS201782)
CPRM, MEO – Serviços de Comunicações e Multimédia, S.A. (AS8657)
Microsoft, MSFT (AS8075)
NOS (AS2860)
O3B Networks (AS60725)
Oni, ONITELECOM (AS9186)
Paratus (AS33763)
PCH DNS (AS42)
PCH Route Collector (AS3856)
PTISP, Almouroltec Lda (AS24768)
Rediris, RedIris (AS766)
Unitel (AS37119)
Vodafone, Vodafone Portugal (AS12353)
Verisign (AS26415)
Virtual Technologies and Solutions (VTS) (AS37721)
Vivendi Africa (AS36924)
WebTuga (AS39384)
Xervers (AS206316)
RCTS, FCCN (AS1930)
PortoDigital, Associação Porto Digital (AS29615)
Icann (L-Root) (AS20144)