AS43843 — BRIANTEL OPIQUAD S.P.A.

Network type: residential

AS43843 announces 5 IPv4 prefixes covering 7,424 addresses and 0 IPv6 prefixes.

About this network

The AS handle BRIANTEL is held by OPIQUAD S.P.A., a regional telecommunications provider based in Merate, Italy.

What it's used for

• The address space carries residential broadband traffic, evidenced by reverse DNS entries such as 0-25-94.93.mi.wifi.briantel.com and netnames like IT-BRIANTELSRL-20100805.
• With 7,424 IPv4 addresses announced across 9 prefixes and 35 observed neighbours, the ratio indicates an access network serving local subscribers rather than a transit provider.
• Traffic consists of subscriber eyeballs for cable and DSL internet services in the Brianza region, consistent with the operator's business as a regional ISP.

Notable

• Registrants for all major prefixes list both BrianTel Srl and OPIQUAD S.P.A., reflecting the corporate evolution from the original BrianTel entity to its current name.
• BrianTel Srl, founded in 2007, acquired Promo.it in 2021 and subsequently rebranded as OPIQUAD SRL, which converted to OPIQUAD S.P.A. in 2025.
• The inventory includes a prefix 212.78.31.0/24 with netname YAMAHA-MI-NET and registrant Promo Noc; BrianTel Srl, indicating legacy or specific service space within the broader estate.

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

Announced prefixes

• 91.142.64.0/21
• 93.94.24.0/21
• 109.69.128.0/21
• 185.74.248.0/22
• 212.78.31.0/24

Upstream networks

• AS3257 GTT Communications Inc.
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS31543 myNet GmbH
• AS8218 Zayo Infrastructure France SA
• AS59919 Brainbox S.r.l.

Downstream networks

• AS8855 OPIQUAD S.P.A.

Adjacent networks

• AS3257 GTT Communications Inc.
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS8855 OPIQUAD S.P.A.
• AS24482 SG.GS
• AS8218 Zayo Infrastructure France SA
• AS31543 myNet GmbH
• AS59919 Brainbox S.r.l.

Routing security

• RPKI: 20 valid, 0 invalid and 0 not-found announcements; 20 ROAs.
• ASPA: none published.
• IRR: 95% of announcements registered; 34 route objects.
• Listed in as-sets: AS-BRIANTEL, AS-IBSCUST, AS-IT-SUPERNAP, AS-PROMOIT, AS-UDOS.

Internet exchanges

• Milan Internet Exchange — Milan, Italy