Country
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ASN LANDING PAGE
AS680
DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
Last updated · Jul 20, 2026
Total prefixes
319
IPv4 prefixes
295
IPv6 prefixes
24
ASN summary
How to read the scale of AS680
DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. currently reports 319 prefixes and 71 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?
DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 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 AS680 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
AS680 ASN lookupAS680 BGPAS680 peersAS680 prefixesAS680 upstreamsDFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS12816
AS12816
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AS5501
AS5501
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AS43066
AS43066
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AS5520
AS5520
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AS200943
AS200943
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AS47610
AS47610
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AS56357
AS56357
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AS210482
AS210482
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AS34520
AS34520
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AS41289
AS41289
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AS199578
AS199578
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AS1754
AS1754
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AS31705
AS31705
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AS2117
AS2117
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AS8519
AS8519
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AS20588
AS20588
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AS60824
AS60824
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AS207611
AS207611
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AS49234
AS49234
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AS205046
AS205046
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AS34878
AS34878
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AS29484
AS29484
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AS41969
AS41969
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AS20633
AS20633
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AS207592
AS207592
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AS13040
AS13040
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AS209499
AS209499
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AS6733
AS6733
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AS553
AS553
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AS12643
AS12643
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AS12654
AS12654
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Peers
AS2914
AS2914
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AS3356
AS3356
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AS6939
AS6939
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AS6461
AS6461
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AS1299
AS1299
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AS9002
AS9002
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AS20965
AS20965
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AS7195
AS7195
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AS33891
AS33891
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AS3216
AS3216
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AS8220
AS8220
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AS5405
AS5405
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AS13335
AS13335
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AS32787
AS32787
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AS8359
AS8359
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AS12741
AS12741
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AS4134
AS4134
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AS6910
AS6910
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AS13030
AS13030
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AS20562
AS20562
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AS31027
AS31027
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AS1828
AS1828
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AS3303
AS3303
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AS8455
AS8455
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AS20804
AS20804
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AS24961
AS24961
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AS12552
AS12552
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AS8218
AS8218
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AS12874
AS12874
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AS15830
AS15830
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AS8447
AS8447
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AS20473
AS20473
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AS16276
AS16276
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AS31500
AS31500
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AS13237
AS13237
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AS41327
AS41327
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AS702
AS702
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AS24724
AS24724
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AS5400
AS5400
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AS25091
AS25091
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 128.140.208.0/21 | AS680 | — |
| 128.176.0.0/16 | AS680 | — |
| 128.7.0.0/16 | AS680 | — |
| 129.217.0.0/16 | AS680 | — |
| 129.233.128.0/18 | AS680 | — |
| 129.233.202.0/24 | AS680 | — |
| 129.233.210.0/24 | AS680 | — |
| 129.233.224.0/20 | AS680 | — |
| 129.247.0.0/16 | AS680 | — |
| 129.26.0.0/16 | AS680 | — |
| 129.70.0.0/16 | AS680 | — |
| 130.133.0.0/16 | AS680 | — |
| 130.149.0.0/16 | AS680 | — |
| 130.183.0.0/16 | AS680 | — |
| 130.73.0.0/16 | AS680 | — |
| 130.75.0.0/16 | AS680 | — |
| 131.173.0.0/16 | AS680 | — |
| 131.188.0.0/16 | AS680 | — |
| 131.220.0.0/16 | AS680 | — |
| 131.234.0.0/16 | AS680 | — |
| 132.176.0.0/16 | AS680 | — |
| 132.180.0.0/16 | AS680 | — |
| 132.187.0.0/16 | AS680 | — |
| 132.195.0.0/16 | AS680 | — |
| 132.199.0.0/16 | AS680 | — |
| 132.231.0.0/16 | AS680 | — |
| 132.252.0.0/16 | AS680 | — |
| 134.1.0.0/16 | AS680 | — |
| 134.100.0.0/16 | AS680 | — |
| 134.102.0.0/16 | AS680 | — |
| 134.104.0.0/16 | AS680 | — |
| 134.106.0.0/15 | AS680 | — |
| 134.106.0.0/16 | AS680 | — |
| 134.109.0.0/16 | AS680 | — |
| 134.110.0.0/16 | AS680 | — |
| 134.169.0.0/16 | AS680 | — |
| 134.176.0.0/16 | AS680 | — |
| 134.245.0.0/16 | AS680 | — |
| 134.28.0.0/16 | AS680 | — |
| 134.30.0.0/16 | AS680 | — |
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Related lookups and next steps
Frequently asked questions about this ASN page
What does AS680 represent?
AS680 is an autonomous system number. The current source associates it with DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 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 AS680 page?
They help explain the scale, interconnection depth, and route structure of AS680. 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 AS680?
Open a concrete IP page to check how the address maps into AS680, then compare the prefix, source labels, and query time. Verify operator or service claims with the relevant registry or network operator.
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