AS57077 — AB-NET AB-NET s.r.o.

AS57077 announces 2 IPv4 prefixes covering 3,072 addresses and 1 IPv6 prefixes.

About this network

AB-NET is operated by AB-NET s.r.o.

What it's used for

• The address space carries residential customer traffic, evidenced by the reverse DNS record 254F.customer.trinity.cz associated with the 188.95.56.0/21 block.
• The AS announces 3072 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, maintaining only 2 observed neighbours, a ratio indicative of an access network rather than a transit provider.
• As a Czech internet service provider, the traffic consists of subscriber eyeballs accessing the internet via fixed-line connections.

Notable

• Registrants for both announced IPv4 prefixes (CZ-ABNET-20090623 and CZ-ABNET-20150219) are listed as AB-NET s.r.o., consistent with the AS holder.
• The address inventory is compact, comprising two distinct IPv4 blocks and a single IPv6 /32 prefix.

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

Announced prefixes

• 185.88.248.0/22
• 188.95.56.0/21
• 2a03:3ac0::/32

Upstream networks

• AS16019 Vodafone Czech Republic a.s.
• AS47232 ISP Alliance a.s.

Adjacent networks

• AS16019 Vodafone Czech Republic a.s.
• AS47232 ISP Alliance a.s.

Routing security

• RPKI: 3 valid, 0 invalid and 0 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-2CONNECT-FENIX, AS-2CONNECT-NIX, AS-ABNET, AS-ISPALLIANCE-CZ, AS-VODAFONE-CZ-B2B, AS8508:AS-SASK-UPC-IN.