AS61580
Nucleo de Inf. e Coord. do Ponto BR - NIC.BR
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
About Brazilian Network Information and Coordination Center
The Núcleo de Informação e Coordenação do Ponto BR is a non-profit organization created to implement the decisions and projects designed by the Brazilian Internet Steering Committee. Some of NIC.br's responsibilities include maintaining Registro.br, responsible for the .br domain name, handle internet security and network security in Brazil, handle infrastructure for the Internet in Brazil, and gather and publish statistics about internet usage in Brazil.
Network profile
Source: PeeringDB →Present at 10 internet exchanges: IX.br (PTT.br) São Paulo: ATM/MPLA, IX.br (PTT.br) Brasília: ATM/MPLA, IX.br (PTT.br) Manaus: ATM/MPLA, IX.br (PTT.br) Salvador: ATM/MPLA, IX.br (PTT.br) Belo Horizonte: ATM/MPLA, IX.br (PTT.br) Recife: ATM/MPLA, IX.br (PTT.br) Belém: ATM/MPLA, IX.br (PTT.br) Caruaru, IX.br (PTT.br) Feira de Santana, IX.br (PTT.br) Goiânia: ATM/MPLA
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 168.181.20.0/22 | 1.0K |
80.9%
|
Nucleo de Inf. e Coord. do Ponto BR - NIC. | BR | — | — |
| 2.21.67.0/24 | 256 |
88.7%
|
Nucleo de Inf. e Coord. do Ponto BR - NIC. | NL | — | — |
| 2.22.51.0/24 | 256 |
89.8%
|
Nucleo de Inf. e Coord. do Ponto BR - NIC. | NL | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS61580 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 168.181.20.0/24 | 69,547 | 2026-07-23 17:53:36 |
| 2.22.51.0/24 | 56,551 | 2026-07-23 17:53:35 |
| 2.21.67.0/24 | 34,480 | 2026-07-23 18:17:29 |
| 168.181.20.0/22 | 32,923 | 2026-07-23 18:17:38 |
| 200.192.104.0/24 | 1,023 | 2026-07-23 17:55:46 |
| 168.181.22.0/24 | 517 | 2026-07-23 12:06:39 |
| 168.181.23.0/24 | 356 | 2026-05-28 12:23:14 |
| 168.181.21.0/24 | 136 | 2026-07-23 17:51:45 |
Frequently Asked Questions
What is AS61580?
AS61580 is an Autonomous System Number assigned to Nucleo de Inf. e Coord. do Ponto BR - NIC.BR. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS61580 announce?
AS61580 announces 1.5K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Brazil.
Who operates AS61580?
AS61580 is operated by Nucleo de Inf. e Coord. do Ponto BR - NIC.BR. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.
What country is AS61580 registered in?
AS61580 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
