AS28328 — AS28328 - NUV BRASIL

AS28328 announces 1 IPv4 prefixes covering 8,192 addresses and 0 IPv6 prefixes.

About this network

AS28328 is operated by Nuv Brasil, a Brazilian fiber optic and data services provider.

What it's used for

• The address space carries corporate and business connectivity, evidenced by reverse DNS entries such as host-189-14-212-0.nuvbrasil.net.br and host-189-14-200-64.nuvbrasil.net.br.
• The AS announces 8192 IPv4 addresses across 6 prefixes and 15 IPv6 prefixes, with only 2 observed neighbours, indicating a role focused on serving specific enterprise or fiber clients rather than general transit.

Notable

• All registrants for the announced IPv4 prefixes are listed as NUV BRASIL, consistent with the AS holder name.
• The address inventory is concentrated in the 189.14.192.0/18 range, with the largest block being 189.14.208.0/20.
• The AS was first seen in RIS in 2007, suggesting a long-standing presence in the Brazilian routing table.

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

Announced prefixes

• 189.14.192.0/19

Upstream networks

• AS268235 VLA TELECOMUNICACOES LTDA
• AS7738 V tal

Adjacent networks

• AS268235 VLA TELECOMUNICACOES LTDA
• AS7738 V tal

Routing security

• RPKI: 56 valid, 0 invalid and 0 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 66 route objects.
• Listed in as-sets: AS-267613, AS-28513, AS-53078-CUST, AS-7738-BGP-CUSTOMERS, AS-7738_CUSTOMERS, AS-CTBC-CUSTOMERS168, AS-CTBC-CUSTOMERS224, AS-CTBC-TOOLS-1, AS-DB-SEC, AS-EMBRATELNET, AS-FORTE-TELECOM-CUSTOMER-ES, AS-FORTE-TELECOM-DOWNSTREAMS, AS-HUGENET-FORTE, AS-HURRICANE, AS-RGSILVEIRA-CUSTOMERS, AS-RGSILVEIRA-CUSTOMERS, AS-SB-AUTOMATION-CUSTOMER, AS-SEABONECUSTLA, AS-TUDDO-CLI2, AS-UDOS, AS-UFINET-LATAM-BRASIL, AS268235:AS-CUSTOMERS, AS3491:AS-CUSTOMERS-NA, AS53013:AS-CONE.

Internet exchanges

• IX.br (PTT.br) Vitória — Vitória, Brazil