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Autonomous System

AS28299

LWSA S/A

LWSA S/A Brazil 🌐 king.host
Announced IPs
24,576
CIDR prefixes
41
ASN
AS28299

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Content
Traffic level 10-20Gbps
Geographic scope South America
Traffic ratio Heavy Outbound
Peering policy Selective
IRR record RADB::AS-KINGHOST

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

Website ↗ Looking glass ↗

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
191.6.192.0/19 8.2K
54.6%
LWSA SA BR — —
177.12.160.0/20 4.1K
48.0%
LWSA SA BR São Paulo Cotia
177.185.192.0/20 4.1K
33.5%
LWSA SA BR — —
187.1.128.0/20 4.1K
43.4%
LWSA SA BR Rio Grande do Sul Porto Alegre
189.38.80.0/20 4.1K
30.8%
LWSA SA BR Rio Grande do Sul Porto Alegre
191.6.208.0/20 4.1K
62.2%
LWSA SA BR — —
191.6.216.0/21 2.0K
61.0%
LWSA SA BR — —
177.12.160.0/22 1.0K
0.0%
LWSA S/A BR — —
177.12.168.0/22 1.0K
78.8%
LWSA SA BR — —
187.1.128.0/22 1.0K
50.4%
LWSA SA BR — —
187.1.136.0/22 1.0K
79.0%
LWSA SA BR — —
191.6.196.0/22 1.0K
88.2%
LWSA SA BR — —
191.6.212.0/22 1.0K
41.7%
LWSA SA BR — —
191.6.216.0/22 1.0K
54.1%
LWSA SA BR — —
177.12.162.0/23 512
34.0%
LWSA SA BR — —
177.12.166.0/23 512
55.3%
LWSA SA BR — —
177.185.192.0/23 512
4.3%
LWSA SA BR — —
187.1.128.0/23 512
30.5%
Locaweb Servicos de Internet SA BR — —
187.1.134.0/23 512
4.5%
LWSA SA BR — —
187.1.142.0/23 512
46.7%
LWSA SA BR — —
191.6.208.0/23 512
85.5%
LWSA SA BR — —
191.6.216.0/23 512
53.1%
LWSA S/A BR — —
191.6.220.0/23 512
51.4%
LWSA SA BR — —
177.12.161.0/24 256
24.2%
LWSA SA BR — —
177.12.164.0/24 256
3.5%
LWSA SA BR — —
177.12.172.0/24 256
87.5%
LWSA SA BR — —
177.185.197.0/24 256
5.5%
LWSA SA BR — —
177.185.204.0/24 256
10.5%
LWSA SA BR — —
187.1.129.0/24 256
40.6%
LWSA SA BR — —
187.1.130.0/24 256
66.4%
LWSA SA BR — —
187.1.132.0/24 256
29.7%
LWSA S/A BR — —
187.1.141.0/24 256
2.0%
LWSA SA BR — —
189.38.85.0/24 256
10.2%
LWSA SA BR — —
189.38.87.0/24 256
36.7%
LWSA SA BR — —
189.38.88.0/24 256
2.0%
LWSA SA BR — —
189.38.95.0/24 256
5.9%
LWSA SA BR — —
191.6.192.0/24 256
43.4%
LWSA SA BR — —
191.6.208.0/24 256
84.0%
LWSA SA BR — —
191.6.211.0/24 256
79.7%
Locaweb Servicos de Internet SA BR — —
191.6.219.0/24 256
25.0%
LWSA S/A BR — —
191.6.223.0/24 256
85.5%
LWSA SA BR — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28299 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
189.38.80.0/21 48,997 2026-07-23 18:17:39
191.6.192.0/22 48,974 2026-07-23 18:17:39
177.12.164.0/22 48,862 2026-07-23 18:17:39
191.6.216.0/21 48,854 2026-07-23 18:17:39
177.12.168.0/21 48,839 2026-07-23 18:17:39
191.6.192.0/21 48,760 2026-07-23 18:17:39
187.1.140.0/22 48,758 2026-07-23 18:17:39
177.12.160.0/21 48,737 2026-07-23 18:17:39
177.12.168.0/22 48,732 2026-07-23 18:17:39
189.38.84.0/22 48,728 2026-07-23 18:17:39
187.1.128.0/22 48,710 2026-07-23 18:17:39
191.6.196.0/22 48,678 2026-07-23 18:17:39
177.12.160.0/22 48,643 2026-07-23 18:17:39
191.6.212.0/22 48,633 2026-07-23 18:17:39
191.6.192.0/19 48,620 2026-07-23 18:17:39
191.6.216.0/22 48,553 2026-07-23 18:17:39
191.6.208.0/21 48,537 2026-07-23 18:17:39
189.38.80.0/20 48,536 2026-07-23 18:17:39
191.6.220.0/22 48,519 2026-07-23 18:17:39
187.1.128.0/21 48,488 2026-07-23 18:17:39
187.1.136.0/22 48,476 2026-07-23 18:17:39
187.1.132.0/22 48,432 2026-07-23 18:17:39
187.1.136.0/21 48,410 2026-07-23 18:17:39
177.12.172.0/22 48,385 2026-07-23 18:17:39
191.6.208.0/22 48,378 2026-07-23 18:17:39
189.38.92.0/22 48,326 2026-07-23 18:17:39
177.12.160.0/20 48,305 2026-07-23 18:17:39
187.1.128.0/20 48,240 2026-07-23 18:17:39
177.185.192.0/20 48,189 2026-07-23 18:17:39
177.185.196.0/22 48,170 2026-07-23 18:17:39
191.6.218.0/23 23,346 2026-07-23 18:17:40
177.185.204.0/23 20,572 2026-07-23 18:17:40
191.6.216.0/23 20,568 2026-07-23 18:17:39
191.6.192.0/23 20,518 2026-07-23 18:17:39
191.6.222.0/23 20,503 2026-07-23 18:17:39
187.1.134.0/23 20,470 2026-07-23 18:17:39
191.6.208.0/23 20,444 2026-07-23 18:17:39
191.6.210.0/23 20,441 2026-07-23 18:17:39
191.6.212.0/23 20,440 2026-07-23 18:17:39
191.6.214.0/23 20,424 2026-07-23 18:17:39
187.1.138.0/23 20,404 2026-07-23 18:17:39
189.38.86.0/23 20,389 2026-07-23 18:17:39
177.12.166.0/23 20,380 2026-07-23 18:17:39
177.185.192.0/23 20,044 2026-07-23 18:17:40
187.1.130.0/23 19,366 2026-07-23 18:17:40
191.6.196.0/23 18,519 2026-07-23 18:17:39
187.1.142.0/23 18,437 2026-07-23 18:17:39
191.6.198.0/23 18,412 2026-07-23 18:17:39
177.12.168.0/23 18,402 2026-07-23 18:17:39
187.1.136.0/23 18,382 2026-07-23 18:17:39

Showing top 50 of 62 announced prefixes by sample volume.

Frequently Asked Questions

What is AS28299?

AS28299 is an Autonomous System Number assigned to LWSA S/A. 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 AS28299 announce?

AS28299 announces 24.6K IPv4 addresses distributed across 41 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS28299?

AS28299 is operated by LWSA S/A. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS28299 registered in?

AS28299 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 18:25:31 UTC
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