AS50821 — ASHPDC Bredband2 Stockholms Stadsnaet AB

AS50821 announces 12 IPv4 prefixes covering 60,416 addresses and 1 IPv6 prefixes.

About this network

The AS handle ASHPDC is held by Bredband2 Stockholms Stadsnaet AB.

What it's used for

• The address space carries residential customer traffic, evidenced by reverse DNS entries such as customer-46-39-119-254.stosn.net and customer-145-14-119-254.stosn.net.
• The network announces 60,416 IPv4 addresses across 12 prefixes and 1 IPv6 prefix, with only 2 observed neighbours, indicating a local access network rather than a transit provider.
• Traffic consists of subscriber eyeballs for cable and DSL services in the Stockholm region, consistent with the operator's business model as a regional ISP.

Notable

• All registrants for the announced prefixes are listed as Bredband2 Stockholms Stadsnaet AB, matching the AS holder.
• Bredband2 acquired Stockholms Stadsnät AB, which operated the network under the STOSN brand, integrating its customer base into the Bredband2 portfolio.
• The inventory includes a mix of /19, /20, /21, and /22 blocks, with netnames ranging from SE-HPDC-19930901 to SE-HPDC-20141216, reflecting long-term address allocation.

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

Announced prefixes

• 46.39.96.0/19
• 79.142.240.0/20
• 89.255.224.0/20
• 109.238.128.0/20
• 145.14.96.0/19
• 145.40.16.0/20
• 147.28.64.0/19
• 178.16.208.0/20
• 178.251.128.0/21
• 185.81.108.0/22
• 212.100.96.0/19
• 217.69.144.0/20
• 2001:1ba8::/29

Upstream networks

• AS29518 Bredband2 AB

Downstream networks

• AS35073 P.A Granlund kommunikation AB

Adjacent networks

• AS29518 Bredband2 AB
• AS35073 P.A Granlund kommunikation AB

Routing security

• RPKI: 13 valid, 0 invalid and 0 not-found announcements; 13 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 17 route objects.
• Listed in as-sets: AS-STOSN, AS-TOMBII-STHIX, AS29518:AS-BREDBAND2.