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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
186.236.229.0/24 74,431 2026-09-17 04:38:36
186.236.230.0/24 74,394 2026-09-17 04:38:24
186.236.231.0/24 74,360 2026-09-17 04:38:36
186.236.232.0/24 74,340 2026-09-17 04:38:32
186.236.227.0/24 74,309 2026-09-17 04:29:06
186.236.228.0/24 74,245 2026-09-17 04:38:55
189.124.16.0/20 64,611 2026-09-17 04:38:36
189.124.18.0/24 64,405 2026-09-17 04:38:45
189.124.19.0/24 64,401 2026-09-17 04:38:32
189.124.21.0/24 64,305 2026-09-17 04:38:24
189.124.20.0/24 64,281 2026-09-17 04:38:32
189.124.16.0/24 64,223 2026-09-17 04:38:32
189.124.17.0/24 64,216 2026-09-17 04:38:32
189.124.27.0/24 64,053 2026-09-17 04:38:36
189.124.31.0/24 64,051 2026-09-17 04:38:55
189.124.26.0/24 64,039 2026-09-17 04:38:32
186.236.239.0/24 64,012 2026-09-17 04:38:36
189.124.29.0/24 63,982 2026-09-17 04:38:32
189.124.28.0/24 63,982 2026-09-17 04:38:55
189.124.24.0/24 63,981 2026-09-17 04:38:55
186.236.234.0/24 63,940 2026-09-17 04:38:32
189.124.23.0/24 63,939 2026-09-17 04:25:50
189.124.22.0/24 63,921 2026-09-17 04:38:50
186.236.237.0/24 63,919 2026-09-17 04:38:40
186.236.224.0/20 63,900 2026-09-17 04:38:32
186.236.235.0/24 63,898 2026-09-17 04:38:32
186.236.238.0/24 63,894 2026-09-17 04:38:40
189.124.30.0/24 63,879 2026-09-17 04:38:36
186.236.225.0/24 63,878 2026-09-17 04:38:32
186.236.226.0/24 63,877 2026-09-17 04:39:00
189.124.25.0/24 63,857 2026-09-17 04:38:50
186.236.236.0/24 63,847 2026-09-17 04:38:50
186.236.233.0/24 63,801 2026-09-17 04:38:55
186.236.224.0/24 57,771 2026-09-17 04:26:11

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: 2026-09-17 04:39:05 UTC
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