artrotterdam.com
Observed Jul 25, 2026, 23:07 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 byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat artrotterdam.com actually stands on - every host below is a signed observation
artrotterdam.com
A / AAAA
51.15.73.13
unattributedserves the site
NS
aida.ns.cloudflare.comaiden.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
artrotterdam-com.mail.protection.outlook.com
Microsoft 365receives its email
TLS
artrotterdam.com
Let's Encryptissued its certificate
DNS Records
A 1
51.15.73.13
MX 1
0artrotterdam-com.mail.protection.outlook.com
TXT 5
MS=ms57314004brevo-code:010b5f000ccb5029f6adf8540044d1d3google-site-verification=eubniXw6CUNSwnk5sKYUvz54N7t-uBeumIxprs_b7OQv=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:mailgun.org include:spf.sendinblue.com include:_spf.createsend.com mx ~allv=DMARC1; p=reject; sp=none; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400
NS 2
aida.ns.cloudflare.comaiden.ns.cloudflare.com
SOA 1
aida.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
artrotterdam.com |
C=US, O=Let's Encrypt, CN=YE2 | Thu, 27 Aug 2026 09:31:53 +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 |
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_d3b61ffd96912c57- Output Hash
4e40d2b4d5abd27afe9d4bde0312d733f189c0ac7c5e419532e680ac69ff5353- Signature
ed25519:85321f06670651d9ec54415cff5adccaca1ab520617f57c78f8af786438ad88f41489263f6f189d53d81f7f6fb0ff5d5fda25d8557ab2f71f463d2460cb76b02- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast