Country
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ASN LANDING PAGE
AS12387
TON TON Total optical Networks AG
Last updated · Jul 20, 2026
Total prefixes
5
IPv4 prefixes
4
IPv6 prefixes
1
ASN summary
How to read the scale of AS12387
TON TON Total optical Networks AG currently reports 5 prefixes and 66 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?
TON TON Total optical Networks AG 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 AS12387 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
AS12387 ASN lookupAS12387 BGPAS12387 peersAS12387 prefixesAS12387 upstreamsTON TON Total optical Networks AG ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS205737
AS205737
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AS48576
AS48576
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AS205183
AS205183
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AS210736
AS210736
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AS25435
AS25435
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AS206261
AS206261
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AS59748
AS59748
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AS207335
AS207335
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AS212629
AS212629
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AS205357
AS205357
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AS35535
AS35535
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AS50598
AS50598
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AS197964
AS197964
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AS39430
AS39430
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AS20914
AS20914
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AS49652
AS49652
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AS25581
AS25581
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AS61363
AS61363
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AS42128
AS42128
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AS202405
AS202405
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AS21113
AS21113
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AS56653
AS56653
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AS35223
AS35223
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AS48491
AS48491
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AS57210
AS57210
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AS208065
AS208065
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Peers
AS6939
AS6939
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AS4455
AS4455
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AS33891
AS33891
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AS9002
AS9002
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AS23764
AS23764
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AS6730
AS6730
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AS34549
AS34549
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AS6057
AS6057
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AS34019
AS34019
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AS34927
AS34927
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AS31216
AS31216
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AS4230
AS4230
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AS43531
AS43531
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AS14840
AS14840
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AS24961
AS24961
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AS35280
AS35280
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AS5405
AS5405
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AS29222
AS29222
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AS58057
AS58057
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AS8888
AS8888
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AS15547
AS15547
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AS25220
AS25220
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AS29140
AS29140
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AS39351
AS39351
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AS58299
AS58299
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AS142271
AS142271
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AS205112
AS205112
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AS206356
AS206356
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AS20485
AS20485
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AS20764
AS20764
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AS24482
AS24482
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AS29632
AS29632
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AS42541
AS42541
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AS48919
AS48919
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AS51184
AS51184
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AS64475
AS64475
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AS8529
AS8529
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AS17639
AS17639
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AS47147
AS47147
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AS199524
AS199524
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 195.4.176.0/22 | AS12387 | — |
| 2a00:c10::/32 | AS12387 | — |
| 77.237.192.0/19 | AS12387 | — |
| 77.237.206.0/23 | AS12387 | — |
| 77.237.208.0/23 | AS12387 | — |
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Related lookups and next steps
Frequently asked questions about this ASN page
What does AS12387 represent?
AS12387 is an autonomous system number. The current source associates it with TON TON Total optical Networks AG 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 AS12387 page?
They help explain the scale, interconnection depth, and route structure of AS12387. 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 AS12387?
Open a concrete IP page to check how the address maps into AS12387, then compare the prefix, source labels, and query time. Verify operator or service claims with the relevant registry or network operator.
Related topics
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