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Autonomous System

AS28219

Net Rosas Telecomunicacoes Ltda.

Announced IPs
8,192
CIDR prefixes
2
ASN
AS28219

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 100-200Gbps
Geographic scope Regional
Traffic ratio Heavy Inbound
Peering policy Open
IRR record AS28219:AS-NETROSAS

Present at 1 internet exchange: IX.br (PTT.br) São Paulo: ATM/MPLA

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28219 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
186.236.231.0/24 50,130 2026-07-29 11:59:56
186.236.229.0/24 50,130 2026-07-29 11:59:56
186.236.227.0/24 50,107 2026-07-29 11:59:56
186.236.232.0/24 50,100 2026-07-29 11:59:56
186.236.230.0/24 50,099 2026-07-29 11:59:56
186.236.228.0/24 50,069 2026-07-29 11:59:56
189.124.16.0/20 41,727 2026-07-29 11:59:47
189.124.18.0/24 41,685 2026-07-29 11:59:47
189.124.20.0/24 41,619 2026-07-29 11:59:50
189.124.21.0/24 41,613 2026-07-29 11:59:50
189.124.19.0/24 41,606 2026-07-29 11:59:50
189.124.16.0/24 41,527 2026-07-29 11:59:50
189.124.17.0/24 41,495 2026-07-29 11:59:50
186.236.239.0/24 41,373 2026-07-29 11:59:56
189.124.28.0/24 41,351 2026-07-29 11:59:56
186.236.237.0/24 41,347 2026-07-29 11:59:56
189.124.26.0/24 41,346 2026-07-29 11:59:56
189.124.27.0/24 41,336 2026-07-29 11:59:56
189.124.31.0/24 41,329 2026-07-29 11:59:56
186.236.233.0/24 41,326 2026-07-29 11:59:56
186.236.235.0/24 41,323 2026-07-29 11:59:56
189.124.24.0/24 41,321 2026-07-29 11:59:56
189.124.30.0/24 41,320 2026-07-29 11:59:56
189.124.29.0/24 41,311 2026-07-29 11:59:56
186.236.234.0/24 41,309 2026-07-29 11:59:56
186.236.224.0/20 41,306 2026-07-29 11:59:56
186.236.236.0/24 41,295 2026-07-29 11:59:56
186.236.238.0/24 41,289 2026-07-29 11:59:56
186.236.226.0/24 41,286 2026-07-29 11:59:56
186.236.225.0/24 41,284 2026-07-29 11:59:56
189.124.23.0/24 41,256 2026-07-29 11:59:56
189.124.25.0/24 41,252 2026-07-29 11:59:56
189.124.22.0/24 41,245 2026-07-29 11:59:56
186.236.224.0/24 36,574 2026-07-29 11:55:11

Frequently Asked Questions

What is AS28219?

AS28219 is an Autonomous System Number assigned to Net Rosas Telecomunicacoes Ltda.. 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 AS28219 announce?

AS28219 announces 8.2K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS28219?

AS28219 is operated by Net Rosas Telecomunicacoes Ltda.. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS28219 registered in?

AS28219 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-29 12:10:32 UTC
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