marc-official.com
Observed Aug 16, 2026, 07:22 UTC (7m 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.
Up right now
Email byGoogle Workspace
Google WorkspaceSecured byLet's Encrypt
Let's EncryptRegistered toSEO YOUNGJIN
Registered withMegazone Corp., dba HOSTING.KR
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat marc-official.com actually stands on - every host below is a signed observation
marc-official.com
A / AAAA
211.249.222.34
unattributedserves the site
NS
ns3.hosting.co.krns2.hosting.co.krns4.hosting.co.krns1.hosting.co.kr
hosting.co.kranswers its DNS
MX
alt3.aspmx.l.google.comsf7vx3hw2vyvlmacm5uiobktbep6e72rvmdw2ktvolopy3wozkmq.mx-verification.google.comalt2.aspmx.l.google.comalt4.aspmx.l.google.com+2 more
Google Workspacereceives its email
TLS
marc-official.com
Let's Encryptissued its certificate
DNS Records
A 1
211.249.222.34
MX 6
10alt3.aspmx.l.google.com15sf7vx3hw2vyvlmacm5uiobktbep6e72rvmdw2ktvolopy3wozkmq.mx-verification.google.com5alt2.aspmx.l.google.com10alt4.aspmx.l.google.com1aspmx.l.google.com5alt1.aspmx.l.google.com
TXT 1
be8920449d74a58d039ffa22b74285f0a1982bb6fabf5132c0ff032dd1db2772
NS 4
ns3.hosting.co.krns2.hosting.co.krns4.hosting.co.krns1.hosting.co.kr
SOA 1
ns1.hosting.co.kr admin.marc-official.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
marc-official.com |
C=US, O=Let's Encrypt, CN=YR2 | Tue, 20 Oct 2026 15:14:59 +0000 |
YR2 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_ba1ded7db26f460f- Output Hash
0645cc1978eb5b706bfe808654cac839faaf09c971d40e7ec374e97614cd7e6b- Signature
ed25519:632139129f0c69a7bccd4b8725d7e0aabe132589b2ee6e7e62432918a6b83b5d7f254196e5a44e38fcb3cde6ae05df39003dcf5329dd3bff1fba5f2c477bf00f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast