learnus.org
Observed Jul 22, 2026, 00:45 UTC (7h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.
Not responding
Runs onNAVER BUSINESS PLATFORM ASIA PACIFIC PTE
Also usesGoogle Search Console
tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat learnus.org actually stands on - every host below is a signed observation
learnus.org
A / AAAA
220.230.127.66115.85.177.153
NAVER BUSINESS PLATFORM ASIA PACIFIC PTEserves the site
NS
ns1-2.ns-ncloud.comns1-1.ns-ncloud.com
ns-ncloud.comanswers its DNS
DNS Records
A 2
220.230.127.66115.85.177.153
TXT 2
google-site-verification=BYK98N5B8u_5ApMc7P4aFUr3xLTqVc8mKNbO1ishNrs_bz5qrwzi1ukw9z1urc9g96uzshegtxn
NS 2
ns1-2.ns-ncloud.comns1-1.ns-ncloud.com
SOA 1
ns1-1.ns-ncloud.com ns1-2.ns-ncloud.com
TLS Certificates (0)
None.
Subdomains (0)
None observed.
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_cc63bac5fb890e25- Output Hash
0da0efb59dba3493ff3b04687eeaf07487b90e826e278bc6b509df289b0322b1- Signature
ed25519:2ddccb921945ec20e09f1bc32f5ea8b3199ef67f968694d7a5d808f67db37315b22d0f03110e814b2cb25ba8f25e31446564ce27baf43362e6dd779197731e04- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast