rothstein.dk
Observed Jul 26, 2026, 06:24 UTC (7d 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
Secured byLet's Encrypt
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rothstein.dk actually stands on - every host below is a signed observation
rothstein.dk
A / AAAA
77.111.240.1552a02:2350:5:102:db:343:7135:8537
2a02serves the site
NS
ns01.one.comns02.one.com
one.comanswers its DNS
MX
aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.l.google.com+3 more
Google Workspacereceives its email
TLS
*.rothstein.dk
Let's Encryptissued its certificate
DNS Records
A 1
77.111.240.155
AAAA 1
2a02:2350:5:102:db:343:7135:8537
MX 7
1aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com10aspmx2.l.google.com10aspmx3.l.google.com10aspmx4.l.google.com10aspmx5.l.google.com
NS 2
ns01.one.comns02.one.com
SOA 1
ns01.one.com hostmaster.one.com
TLS Certificates (5)
| Common Name | Issuer | Expires |
|---|---|---|
*.rothstein.dk |
C=US, O=Let's Encrypt, CN=YE2 | Tue, 06 Oct 2026 03:36:12 +0000 |
YE2 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X1 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Mon, 04 Jun 2035 11:04:38 +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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_c8279378a7c535df- Output Hash
492bfe8f91d58a236b78eff5532e638138ce23334c3c0bccddb1c518c8dcc39b- Signature
ed25519:0562759904f1be939d4742fca6a313f26a6e42836e480a4a3075f4f25dc54faa2fc0dd121d57e1666075e53cae05061bf13e48db40a97bff783f57c0c7ef890b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast