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Autonomous System

AS53088

FORNET COMUNICACOES LTDA

Announced IPs
8,192
CIDR prefixes
2
ASN
AS53088

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 20-50Gbps
Geographic scope South America
Traffic ratio Mostly Inbound
Peering policy Open

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

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
177.21.80.0/20 4.1K
80.5%
FORNET COMUNICACOES LTDA BR Paraná Paranavaí
187.33.208.0/20 4.1K
83.9%
FORNET COMUNICACOES LTDA BR Paraná Paranavaí

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS53088 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
187.33.208.0/21 42,417 2026-09-13 04:55:14
187.33.208.0/23 42,219 2026-09-13 04:55:14
177.21.80.0/21 40,702 2026-09-13 04:55:14
187.33.216.0/21 39,634 2026-09-13 04:55:14
177.21.88.0/22 39,460 2026-09-13 04:55:14
187.33.208.0/20 31,672 2026-09-13 03:24:43
177.21.80.0/20 30,204 2026-09-13 03:24:43
177.21.94.0/23 30,043 2026-09-13 03:24:43
177.21.92.0/23 29,904 2026-09-13 03:24:43
177.21.88.0/24 29,784 2026-09-13 03:24:43
177.21.91.0/24 29,750 2026-09-13 03:24:43
187.33.208.1/32 43 2026-09-10 22:56:41
187.33.208.17/32 41 2026-09-10 22:56:41
187.33.208.2/32 36 2026-09-10 22:56:41
187.33.209.182/32 24 2026-07-05 23:58:34
177.21.95.163/32 20 2026-09-01 22:01:30
177.21.86.59/32 19 2026-08-01 03:42:05
177.21.88.240/32 15 2026-09-06 15:42:30
177.21.90.245/32 13 2026-08-31 19:42:10
187.33.212.101/32 12 2026-07-28 05:06:43
187.33.223.151/32 12 2026-07-15 21:59:56
187.33.218.228/32 12 2026-07-16 22:44:10
187.33.220.199/32 7 2026-07-14 21:29:05
177.21.84.19/32 6 2026-05-23 14:57:25
187.33.218.171/32 6 2026-05-29 21:54:09
187.33.209.2/32 6 2026-05-23 14:43:54
177.21.80.211/32 6 2026-05-22 02:51:52
187.33.218.147/32 6 2026-06-01 03:12:47
177.21.95.171/32 5 2026-08-30 01:39:25
187.33.213.149/32 5 2026-09-09 23:29:36
177.21.88.230/32 5 2026-09-05 22:37:16
177.21.80.229/32 5 2026-08-27 19:04:25
177.21.95.143/32 5 2026-09-12 20:27:08
177.21.95.191/32 5 2026-09-02 02:23:14

Frequently Asked Questions

What is AS53088?

AS53088 is an Autonomous System Number assigned to FORNET COMUNICACOES 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 AS53088 announce?

AS53088 announces 8.2K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS53088?

AS53088 is operated by FORNET COMUNICACOES LTDA. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS53088 registered in?

AS53088 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-13 05:26:14 UTC
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