AS19611 — Associacao Antonio Vieira - Unisinos

AS19611 announces 2 IPv4 prefixes covering 69,632 addresses and 1 IPv6 prefixes.

About this network

AS19611 is operated by Associação Antônio Vieira - Unisinos.

What it's used for

• The address space carries university infrastructure, evidenced by reverse DNS entries such as asav-95-254.unisinos.br and asav-183-254.unisinos.br.
• The AS announces 69,632 IPv4 addresses across 17 prefixes and 1 IPv6 prefix, with 6 observed neighbours, indicating a self-contained institutional network rather than a transit provider.

Notable

• All registrants in the RDAP data match the announcer, consistently listed as Associação Antônio Vieira - Unisinos.
• The inventory is dominated by the 191.4.0.0/17 block, with smaller allocations in 200.188.160.0/21 and 200.188.168.0/22, reflecting a consolidated internal estate.

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

Announced prefixes

• 191.4.0.0/16
• 200.188.160.0/20
• 2804:1f02::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS2716 Universidade Federal do Rio Grande do Sul

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS2716 Universidade Federal do Rio Grande do Sul

Internet exchanges

• IX.br (PTT.br) Porto Alegre — Porto Alegre, Brazil