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ASN LANDING PAGE

AS200454

TOM-AS Tomas Oliveira Valente Leite de Castro

Last updated · Jul 20, 2026

Country

—

Total prefixes

6

IPv4 prefixes

3

IPv6 prefixes

3

ASN summary

How to read the scale of AS200454

TOM-AS Tomas Oliveira Valente Leite de Castro currently reports 6 prefixes and 42 upstream, downstream, or peer relationships. These counts describe the current dataset; they do not by themselves prove network quality, reach, or service use.

What can an ASN page answer?

An ASN page shows the public organization label, country or region, BGP prefixes, and available peer and upstream relationships. It adds network context but cannot confirm a website host, physical facility, security status, or service quality.

How should you read the organization and region fields?

TOM-AS Tomas Oliveira Valente Leite de Castro is currently associated with an unknown region. These values come from public network sources and are useful lookup clues; an organization label, registration region, and actual service location may differ.

How should you verify the AS200454 result?

The page shows ASN data returned by the current upstream query; interpret it with the update time. Open representative IP pages from the same network and compare prefixes, source labels, and query times. Verify operator or service claims with the relevant registry or network operator.

How to verify this ASN result

AS200454 ASN lookupAS200454 BGPAS200454 peersAS200454 prefixesAS200454 upstreamsTOM-AS Tomas Oliveira Valente Leite de Castro ASN

Upstreams

Detailed data for this ASN is not available right now.

Peers

AS6939

AS6939

—

AS12186

AS12186

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AS50666

AS50666

—

AS13335

AS13335

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AS393577

AS393577

—

AS5056

AS5056

—

AS32097

AS32097

—

AS10242

AS10242

—

AS11232

AS11232

—

AS400146

AS400146

—

AS10310

AS10310

—

AS36236

AS36236

—

AS44324

AS44324

—

AS53597

AS53597

—

AS215172

AS215172

—

AS2495

AS2495

—

AS22295

AS22295

—

AS52025

AS52025

—

AS13329

AS13329

—

AS64289

AS64289

—

AS216107

AS216107

—

AS2572

AS2572

—

AS18451

AS18451

—

AS34927

AS34927

—

AS40581

AS40581

—

AS42

AS42

—

AS835

AS835

—

AS8674

AS8674

—

AS11317

AS11317

—

AS11588

AS11588

—

AS14593

AS14593

—

AS16909

AS16909

—

AS23404

AS23404

—

AS27523

AS27523

—

AS40536

AS40536

—

AS44354

AS44354

—

AS52210

AS52210

—

AS53610

AS53610

—

AS214344

AS214344

—

AS395662

AS395662

—

Prefix inventory

PrefixNameCountry
131.143.87.0/24AS200454—
199.16.240.0/22AS200454—
23.147.168.0/24AS200454—
2602:faa5::/36AS200454—
2a0a:6040:aa00::/40AS200454—
2a0f:b241:10::/48AS200454—

Related ASN pages

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AS8075 · Microsoft

Review Microsoft network organization fields, prefixes, peers, upstreams, and downstreams.

AS16509 · Amazon

Review Amazon network organization fields, prefixes, peers, upstreams, and downstreams.

Related lookups and next steps

Frequently asked questions about this ASN page

What does AS200454 represent?

AS200454 is an autonomous system number. The current source associates it with TOM-AS Tomas Oliveira Valente Leite de Castro and the region field an unknown region; those values add network context but do not prove a specific service, physical location, or quality level.

What are peers, upstreams, and prefixes useful for on the AS200454 page?

They help explain the scale, interconnection depth, and route structure of AS200454. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.

What should you do after reviewing AS200454?

Open a concrete IP page to check how the address maps into AS200454, then compare the prefix, source labels, and query time. Verify operator or service claims with the relevant registry or network operator.

Related topics

BGP and ASN Basics Guide

Use real IP and ASN pages to understand ASNs, BGP prefixes, peers, upstreams, and downstreams, including the limits of each snapshot.

Routing Troubleshooting and Network Analysis

Build troubleshooting context from an IP, BGP prefix, ASN, and public network relationships without treating static route data as a packet path.

Cloud Network and ASN Comparison

Compare representative cloud and edge networks by ASN, announced prefixes, peers, upstreams, and downstreams without inferring a specific host or customer workload.