ASN LANDING PAGE

AS20836

CDLAN-AS CDLAN SpA

Last updated · Jul 20, 2026

Country

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Total prefixes

IPv4 prefixes

IPv6 prefixes

ASN summary

How to read the scale of AS20836

CDLAN-AS CDLAN SpA currently reports 21 prefixes and 50 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?

CDLAN-AS CDLAN SpA 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 AS20836 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

AS20836 ASN lookupAS20836 BGPAS20836 peersAS20836 prefixesAS20836 upstreamsCDLAN-AS CDLAN SpA ASN

Upstreams

Detailed data for this ASN is not available right now.

Downstreams

AS42692

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AS199321

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AS34971

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AS44473

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AS202095

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AS13160

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AS49431

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AS211740

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AS44567

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AS202889

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Peers

Prefix inventory

Prefix	Name	Country
178.249.184.0/21	AS20836	—
178.249.189.0/24	AS20836	—
185.112.90.0/24	AS20836	—
185.142.120.0/24	AS20836	—
185.164.176.0/23	AS20836	—
185.43.151.0/24	AS20836	—
185.47.228.0/22	AS20836	—
193.234.181.0/24	AS20836	—
193.235.114.0/24	AS20836	—
2001:b60::/32	AS20836	—
2001:b61::/32	AS20836	—
217.171.32.0/20	AS20836	—
2a07:2840::/32	AS20836	—
2a07:2847::/32	AS20836	—
2a0a:ec00::/32	AS20836	—
37.220.41.0/24	AS20836	—
37.220.42.0/24	AS20836	—
5.253.198.0/24	AS20836	—
91.142.143.0/24	AS20836	—
95.157.64.0/19	AS20836	—
95.157.96.0/19	AS20836	—

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Related lookups and next steps

Frequently asked questions about this ASN page

What does AS20836 represent?

AS20836 is an autonomous system number. The current source associates it with CDLAN-AS CDLAN SpA 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 AS20836 page?

They help explain the scale, interconnection depth, and route structure of AS20836. 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 AS20836?

Open a concrete IP page to check how the address maps into AS20836, then compare the prefix, source labels, and query time. Verify operator or service claims with the relevant registry or network operator.