jacks.nl
Observed Jul 24, 2026, 02:04 UTC (8h 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
Runs onCloudflare
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesFacebook/MetaGoogle Search Console
IPv6 · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat jacks.nl actually stands on - every host below is a signed observation
jacks.nl
A / AAAA
104.18.22.87104.18.23.872606:4700::6812:16572606:4700::6812:1757
Cloudflareserves the site
NS
alan.ns.cloudflare.comcoraline.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
jacks-nl.mail.protection.outlook.com
Microsoft 365receives its email
TLS
jacks.nl
Let's Encryptissued its certificate
DNS Records
A 2
104.18.22.87104.18.23.87
AAAA 2
2606:4700::6812:16572606:4700::6812:1757
MX 1
0jacks-nl.mail.protection.outlook.com
TXT 13
MS=ms27003063MS=ms90550892QuoVadis=8b8c2657-ffdb-4e92-bcbe-fd6b911f23ccQuoVadis=8f30b213-6e6f-4eda-afaa-83cbd1eecd60Sendinblue-code:b427105839f6e222d1832b56f89b5fa8_r8ea6dwcnje23n6uoyk6iec2kew0ewpfacebook-domain-verification=i4bm3a994bps2yrq1sr4xs6a2u0dh8google-site-verification=PYwvxwYCRKUQjBgZIdfN6FgF_EwwtgK0-ImFJPQMkn8google-site-verification=Qo8bTApDm0zAVELcl5f-jAGmSQEdTAg8PGMtf6i2JzMgoogle-site-verification=fl6RKDQKFAf9WTYmuD7l_asrtJaEeQ7_5yWq7Tp8LQM
NS 2
alan.ns.cloudflare.comcoraline.ns.cloudflare.com
SOA 1
alan.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
jacks.nl |
C=US, O=Let's Encrypt, CN=YE2 | Tue, 20 Oct 2026 16:41:31 +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_5e357407a33f014e- Output Hash
4c75f96c218ddb6ab2a1f4852243abb3b6f3f9581e3b69d645f039c3aad337b1- Signature
ed25519:bfb42587d005cd211d58d44c928b2bfcff9fbc0de687e0166ce339358c361509340d369c834e56a8263b46aad2c3359b96e51ebb553e2c6aff832d93be98d206- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast