Country
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ASN LANDING PAGE
AS266140
AS266140 - CMC TELECOM LTDA
Last updated · Jul 20, 2026
Total prefixes
17
IPv4 prefixes
3
IPv6 prefixes
14
ASN summary
How to read the scale of AS266140
AS266140 - CMC TELECOM LTDA currently reports 17 prefixes and 27 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?
AS266140 - CMC TELECOM LTDA 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 AS266140 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
AS266140 ASN lookupAS266140 BGPAS266140 peersAS266140 prefixesAS266140 upstreamsAS266140 - CMC TELECOM LTDA ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Detailed data for this ASN is not available right now.
Peers
AS16735
AS16735
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AS262643
AS262643
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AS6939
AS6939
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AS35280
AS35280
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AS137409
AS137409
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AS6057
AS6057
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AS7195
AS7195
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AS14840
AS14840
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AS22548
AS22548
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AS24482
AS24482
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AS28624
AS28624
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AS28634
AS28634
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AS36236
AS36236
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AS37721
AS37721
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AS39120
AS39120
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AS51185
AS51185
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AS52873
AS52873
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AS60503
AS60503
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AS61573
AS61573
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AS61626
AS61626
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AS198150
AS198150
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AS199524
AS199524
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AS262427
AS262427
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AS263152
AS263152
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AS263237
AS263237
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AS264479
AS264479
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AS271253
AS271253
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 2804:3b4c:2000::/35 | AS266140 | — |
| 2804:3b4c:4000::/34 | AS266140 | — |
| 2804:3b4c:4000::/35 | AS266140 | — |
| 2804:3b4c:6000::/35 | AS266140 | — |
| 2804:3b4c:8000::/33 | AS266140 | — |
| 2804:3b4c:8000::/34 | AS266140 | — |
| 2804:3b4c:8000::/35 | AS266140 | — |
| 2804:3b4c::/32 | AS266140 | — |
| 2804:3b4c::/33 | AS266140 | — |
| 2804:3b4c::/34 | AS266140 | — |
| 2804:3b4c::/35 | AS266140 | — |
| 2804:3b4c:a000::/35 | AS266140 | — |
| 2804:3b4c:c000::/35 | AS266140 | — |
| 2804:3b4c:e000::/35 | AS266140 | — |
| 45.6.164.0/22 | AS266140 | — |
| 45.6.164.0/23 | AS266140 | — |
| 45.6.166.0/23 | AS266140 | — |
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Related lookups and next steps
Frequently asked questions about this ASN page
What does AS266140 represent?
AS266140 is an autonomous system number. The current source associates it with AS266140 - CMC TELECOM LTDA 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 AS266140 page?
They help explain the scale, interconnection depth, and route structure of AS266140. 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 AS266140?
Open a concrete IP page to check how the address maps into AS266140, 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
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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.