Country
—
ASN LANDING PAGE
AS203405
DALUN-AS Lin Kai-Lun
Last updated · Jul 20, 2026
Total prefixes
5
IPv4 prefixes
0
IPv6 prefixes
5
ASN summary
How to read the scale of AS203405
DALUN-AS Lin Kai-Lun currently reports 5 prefixes and 21 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?
DALUN-AS Lin Kai-Lun 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 AS203405 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
AS203405 ASN lookupAS203405 BGPAS203405 peersAS203405 prefixesAS203405 upstreamsDALUN-AS Lin Kai-Lun ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Detailed data for this ASN is not available right now.
Peers
AS20473
AS20473
—
AS18041
AS18041
—
AS47498
AS47498
—
AS22356
AS22356
—
AS50869
AS50869
—
AS8298
AS8298
—
AS14840
AS14840
—
AS34927
AS34927
—
AS39351
AS39351
—
AS41051
AS41051
—
AS61049
AS61049
—
AS39120
AS39120
—
AS41666
AS41666
—
AS58299
AS58299
—
AS60326
AS60326
—
AS198150
AS198150
—
AS205794
AS205794
—
AS209022
AS209022
—
AS209823
AS209823
—
AS212483
AS212483
—
AS212635
AS212635
—
Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 2a0a:b707:aaa1::/48 | AS203405 | — |
| 2a0a:b707:aaa2::/48 | AS203405 | — |
| 2a0a:b707:aaa3::/48 | AS203405 | — |
| 2a0a:b707:aaa6::/48 | AS203405 | — |
| 2a0a:b707:aaa7::/48 | AS203405 | — |
Related ASN pages
AS15169 · Google
Review Google network organization fields, prefixes, peers, upstreams, and downstreams.
AS13335 · Cloudflare
Review Cloudflare network organization fields, prefixes, peers, upstreams, and downstreams.
AS8075 · Microsoft
Review Microsoft network organization fields, prefixes, peers, upstreams, and downstreams.
AS16509 · Amazon
Review Amazon network organization fields, prefixes, peers, upstreams, and downstreams.
Related lookups and next steps
Frequently asked questions about this ASN page
What does AS203405 represent?
AS203405 is an autonomous system number. The current source associates it with DALUN-AS Lin Kai-Lun 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 AS203405 page?
They help explain the scale, interconnection depth, and route structure of AS203405. 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 AS203405?
Open a concrete IP page to check how the address maps into AS203405, 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
Use real IP and ASN pages to understand ASNs, BGP prefixes, peers, upstreams, and downstreams, including the limits of each snapshot.
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.