HomeASN LookupAS28370

AS28370

🇧🇷

AS28370 - GUIFAMI Informatica Ltda.143794

LACNICallocatedASPA Published
Announced Prefixes (BGP)
27total
25 IPv42 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)9,216
Announced (BGP)26,112
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)7.9×10^28
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
10
Country
🇧🇷 BR
RIR
LACNIC
Status
allocated
Allocated
12/18/2007

Announced Prefixes

(BGP)27
|
Prefix
RPKI
IRR
Last Seen
45.172.144.0/22
 Valid
RADB
5/17/2026
45.172.144.0/23
 Valid
RADB
5/17/2026
45.172.144.0/24
 Valid
RADB
5/17/2026
45.172.145.0/24
 Valid
RADB
5/17/2026
45.172.146.0/23
 Valid
RADB
5/17/2026
45.172.146.0/24
 Valid
RADB
5/17/2026
187.45.144.0/20
 Valid
RADB
5/17/2026
187.45.152.0/21
 Valid
RADB
5/17/2026
187.45.152.0/22
 Valid
RADB
5/17/2026
187.45.152.0/23
 Valid
RADB
5/17/2026
1–10 of 27
1 / 3

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
45.172.144.0/22🇧🇷 BRLACNICallocated
187.45.144.0/20🇧🇷 BRLACNICallocated
189.84.144.0/20🇧🇷 BRLACNICallocated
2804:591c::/32🇧🇷 BRLACNICallocated

Upstream Providers(2)

ASNName
AS53013🇧🇷AS53013 - UFINET BRASIL S.A.
AS271253🇧🇷AS271253 - LINK BRASIL TELECOMUNICACOES LTDA

Downstream Customers(2)

ASNName
AS267608🇧🇷AS267608 - Micheleto Internet Eireli
AS273514🇧🇷AS273514 - AMPLE SOLUCOES TECNOLOGICAS LTDA
ASPA
Published2 upstreams, 2 downstreams
Authorized Upstream Providers
AS53013AS271253
Expires May 31, 2026
Listed as Upstream Provider by
2 ASNs
View full ASPA details →
External Links
LACNIC WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/28370

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/28370" | jq