AS275843 J. F. A. BARBOSA LTDA 🇧🇷 BR

Announcing 3 prefixes, seen at the RIS collectors.

IPv4 prefixes

512 (2 × /24)

IPv6 prefixes

1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS275843
Name: J. F. A. BARBOSA LTDA
Organisation: J. F. A. BARBOSA LTDA
Country: 🇧🇷 BR
RIR: LACNIC
Allocated: 2026-09-14

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (33.3%) 1 invalid (33.3%) 1 no ROA (33.3%)

Whois

Fetched from whois.lacnic.net

aut-num:     AS275843
owner:       J. F. A. BARBOSA LTDA
ownerid:     58.035.267/0001-02
responsible: Jose Fabio Alves Barbosa
country:     BR
owner-c:     JFABA33
routing-c:   JFABA33
abuse-c:     JFABA33
created:     20260914
changed:     20260914
inetnum:     2804:9a88::/32

nic-hdl-br:  JFABA33
person:      Jose Fabio Alves Barbosa
e-mail:      josefabioalvesbarbosa@gmail.com
country:     BR
created:     20250121
changed:     20260810