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Autonomous System

AS61900

Mais Internet LTDA EPP

Announced IPs
4,096
CIDR prefixes
4
ASN
AS61900

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 v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 50-100Gbps
Geographic scope Regional
Traffic ratio Heavy Inbound
Peering policy Open
IRR record AS61900:AS-ANNOUNCEMENTS

Present at 3 internet exchanges: IX.br (PTT.br) Porto Alegre: ATM/MPLA, IX.br (PTT.br) São Paulo: ATM/MPLA, IX.br (PTT.br) Florianópolis: ATM/MPLA

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS61900 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
138.97.32.0/23 292,224 2026-11-08 14:54:59
170.247.4.0/23 239,554 2026-11-08 14:54:59
191.243.10.0/23 201,914 2026-11-08 14:54:59
138.97.34.0/23 197,270 2026-11-08 14:54:59
170.247.6.0/23 193,599 2026-11-08 14:54:59
177.74.174.0/23 154,499 2026-11-08 14:54:59
191.243.8.0/23 149,042 2026-11-08 14:54:59
177.74.172.0/23 132,074 2026-11-08 14:54:59
177.74.172.0/24 126 2026-10-06 23:29:11
191.243.8.82/32 5 2026-07-11 21:12:54
191.243.8.88/32 5 2026-07-11 21:12:54
177.74.174.93/32 3 2026-05-24 19:59:35

Frequently Asked Questions

What is AS61900?

AS61900 is an Autonomous System Number assigned to Mais Internet LTDA EPP. 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 AS61900 announce?

AS61900 announces 4.1K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS61900?

AS61900 is operated by Mais Internet LTDA EPP. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS61900 registered in?

AS61900 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-08 15:39:06 UTC
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