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Autonomous System

AS28642

Contato Internet Ltda

Announced IPs
10,240
CIDR prefixes
4
ASN
AS28642

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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 50-100Gbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Open
IRR record RADB::AS-CONTATO

Present at 4 internet exchanges: IX.br (PTT.br) São Paulo: ATM/MPLA, IX.br (PTT.br) Porto Alegre: ATM/MPLA, IX.br (PTT.br) Florianópolis: ATM/MPLA, IX.br (PTT.br) Curitiba: ATM/MPLA

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28642 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
179.108.164.0/24 172,037 2026-10-12 19:25:27
179.108.160.0/24 121,848 2026-10-12 19:31:47
179.108.165.0/24 119,051 2026-10-12 19:31:47
179.108.170.0/24 116,112 2026-10-12 19:31:44
179.108.168.0/24 102,975 2026-10-12 19:31:47
201.76.2.0/24 102,544 2026-10-12 19:31:47
168.228.180.0/24 101,741 2026-10-12 19:31:46
179.108.174.0/24 100,600 2026-10-12 19:31:46
201.76.0.0/24 85,887 2026-10-12 19:31:48
179.108.161.0/24 85,828 2026-10-12 19:31:44
201.76.15.0/24 79,675 2026-10-12 19:31:47
179.108.171.0/24 76,892 2026-10-12 19:31:46
201.76.1.0/24 75,505 2026-10-12 19:31:47
201.76.12.0/24 75,440 2026-10-12 19:31:46
179.108.160.0/22 75,387 2026-10-12 19:31:45
201.76.13.0/24 75,283 2026-10-12 19:31:46
170.246.131.0/24 75,273 2026-10-12 19:31:47
201.76.3.0/24 74,805 2026-10-12 19:31:46
179.108.162.0/24 73,507 2026-10-12 19:31:44
201.76.4.0/22 70,586 2026-10-12 19:31:48
201.76.5.0/24 70,203 2026-10-12 19:31:46
201.76.6.0/24 69,912 2026-10-12 19:31:46
201.76.4.0/24 68,933 2026-10-12 19:31:46
201.76.0.0/22 68,126 2026-10-12 19:31:47
170.246.130.0/24 67,171 2026-10-12 19:31:44
179.108.163.0/24 67,051 2026-10-12 19:31:44
179.108.169.0/24 66,972 2026-10-12 19:31:44
179.108.166.0/24 66,956 2026-10-12 19:31:44
179.108.167.0/24 66,946 2026-10-12 19:31:44
201.76.14.0/24 66,867 2026-10-12 19:31:44
170.246.128.0/24 66,818 2026-10-12 19:31:44
170.246.129.0/24 66,784 2026-10-12 19:31:44
201.76.10.0/24 56,183 2026-10-12 19:31:46
168.228.183.0/24 55,702 2026-10-12 19:31:46
168.228.181.0/24 55,677 2026-10-12 19:31:46
168.228.182.0/24 53,939 2026-10-12 19:31:46
201.76.9.0/24 51,890 2026-10-12 19:31:46
201.76.8.0/22 51,490 2026-10-12 19:31:49
201.76.8.0/24 51,352 2026-10-12 19:31:43
170.246.128.0/22 50,408 2026-10-12 19:31:46
168.228.180.0/22 50,313 2026-10-12 19:31:46
179.108.160.0/20 48,767 2026-10-12 19:31:46
201.76.0.0/20 47,836 2026-10-12 19:31:46

Frequently Asked Questions

What is AS28642?

AS28642 is an Autonomous System Number assigned to Contato Internet 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 AS28642 announce?

AS28642 announces 10.2K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS28642?

AS28642 is operated by Contato Internet Ltda. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS28642 registered in?

AS28642 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-12 19:54:05 UTC
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