Country
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ASN LANDING PAGE
AS1237
KREONET-AS-KR-KR - KISTI
Last updated · Jul 20, 2026
Total prefixes
216
IPv4 prefixes
212
IPv6 prefixes
4
ASN summary
How to read the scale of AS1237
KREONET-AS-KR-KR - KISTI currently reports 216 prefixes and 43 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?
KREONET-AS-KR-KR - KISTI 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 AS1237 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
AS1237 ASN lookupAS1237 BGPAS1237 peersAS1237 prefixesAS1237 upstreamsKREONET-AS-KR-KR - KISTI ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS23596
AS23596
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AS1704
AS1704
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AS152671
AS152671
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AS9489
AS9489
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AS10052
AS10052
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AS38426
AS38426
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AS9488
AS9488
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AS45379
AS45379
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AS17595
AS17595
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AS131795
AS131795
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AS9637
AS9637
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AS9695
AS9695
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AS9949
AS9949
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AS18297
AS18297
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AS2385
AS2385
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AS9568
AS9568
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AS10070
AS10070
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AS10162
AS10162
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AS17856
AS17856
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AS17866
AS17866
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AS152212
AS152212
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AS18336
AS18336
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AS131869
AS131869
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AS10063
AS10063
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AS131830
AS131830
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AS55616
AS55616
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AS10187
AS10187
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AS7564
AS7564
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AS9275
AS9275
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AS1781
AS1781
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AS17579
AS17579
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AS9317
AS9317
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AS3784
AS3784
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AS38696
AS38696
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AS45963
AS45963
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AS18026
AS18026
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AS18034
AS18034
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AS18298
AS18298
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AS9686
AS9686
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AS9270
AS9270
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Peers
Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 134.75.0.0/16 | AS1237 | — |
| 134.75.20.0/24 | AS1237 | — |
| 134.75.250.0/24 | AS1237 | — |
| 134.75.52.0/23 | AS1237 | — |
| 147.47.120.0/21 | AS1237 | — |
| 147.47.124.0/24 | AS1237 | — |
| 147.47.125.0/24 | AS1237 | — |
| 150.183.0.0/16 | AS1237 | — |
| 150.183.11.0/24 | AS1237 | — |
| 2001:320:4002:1000::/64 | AS1237 | — |
| 2001:320:4002:2000::/64 | AS1237 | — |
| 2001:320::/32 | AS1237 | — |
| 2001:320:b00:1000::/64 | AS1237 | — |
| 202.30.40.0/22 | AS1237 | — |
| 202.30.60.0/22 | AS1237 | — |
| 202.31.182.0/24 | AS1237 | — |
| 203.230.0.0/24 | AS1237 | — |
| 203.230.108.0/22 | AS1237 | — |
| 203.230.116.0/23 | AS1237 | — |
| 203.230.116.0/24 | AS1237 | — |
| 203.230.120.0/24 | AS1237 | — |
| 203.230.126.0/24 | AS1237 | — |
| 203.230.16.0/23 | AS1237 | — |
| 203.230.2.0/24 | AS1237 | — |
| 203.230.22.0/23 | AS1237 | — |
| 203.230.24.0/21 | AS1237 | — |
| 203.230.3.0/24 | AS1237 | — |
| 203.230.6.0/24 | AS1237 | — |
| 203.230.60.0/22 | AS1237 | — |
| 203.230.64.0/21 | AS1237 | — |
| 203.230.7.0/24 | AS1237 | — |
| 203.230.72.0/24 | AS1237 | — |
| 203.230.73.0/24 | AS1237 | — |
| 203.230.74.0/23 | AS1237 | — |
| 203.230.76.0/22 | AS1237 | — |
| 203.230.8.0/22 | AS1237 | — |
| 203.233.155.0/24 | AS1237 | — |
| 203.233.156.0/24 | AS1237 | — |
| 203.241.116.0/23 | AS1237 | — |
| 203.241.118.0/24 | AS1237 | — |
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Related lookups and next steps
Frequently asked questions about this ASN page
What does AS1237 represent?
AS1237 is an autonomous system number. The current source associates it with KREONET-AS-KR-KR - KISTI 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 AS1237 page?
They help explain the scale, interconnection depth, and route structure of AS1237. 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 AS1237?
Open a concrete IP page to check how the address maps into AS1237, 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
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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.