zittau.de
Observed Jul 26, 2026, 10:02 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 byBrevo (Sendinblue)
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zittau.de actually stands on - every host below is a signed observation
zittau.de
A / AAAA
89.22.123.76
unattributedserves the site
NS
ns1.nodesecure.comns2.nodesecure.de
nodesecure.com + nodesecure.deanswers its DNS
MX
mx01.hornetsecurity.commx02.hornetsecurity.commx03.hornetsecurity.commx04.hornetsecurity.com
Brevo (Sendinblue)receives its email
TLS
zittau.de
Let's Encryptissued its certificate
DNS Records
A 1
89.22.123.76
MX 4
10mx01.hornetsecurity.com20mx02.hornetsecurity.com30mx03.hornetsecurity.com40mx04.hornetsecurity.com
TXT 10
apple-domain-verification=voxr0Y1omJFn2v6Ybrevo-code:1c005ab77a2e9e150ee83011f924c2b2brevo-code:5bdf89758400961dd3d0ee197a003089google-site-verification=1l-6RtzVVp5dyJ8ICcSHImjy5AwQS_S5-P92wE8H1Ao_globalsign-domain-verification=veZJBzAc0w83U8yHDIEUYA8auXvRGi-c_cbxiFyOBCcisco-ci-domain-verification=7db1fad3897c45823d4e84684209f830c96f2607961751d661194b999e97ece0v=spf1 mx ip4:93.90.178.159 include:spf.brevo.com include:pzd-svn.de include:spf.hornetsecurity.com -allv=DMARC1; p=quarantine; rua=mailto:42cpda2ahj@rua.powerdmarc.com; ruf=mailto:42cpda2ahj@ruf.powerdmarc.com; fo=0:1:d:s; t=n;v=BIMI1;l=https://hostedbimi.com/116131/6662ef22-df79-491a-aac8-5673f1cba51c.svg;v=STSv1; id=20250729150655610908;
NS 2
ns1.nodesecure.comns2.nodesecure.de
SOA 1
ns1.nodesecure.com hostmaster.bwk.net
SRV 1
webmail.zittau.de:443 p0
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
zittau.de |
C=US, O=Let's Encrypt, CN=YR2 | Thu, 22 Oct 2026 03:32:56 +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 (1)
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_1d89fe3ea1bb8e76- Output Hash
956da20543b0e2cb2ef7b10115dd3bac6a0cc318177fa624f9d9b65e3ecf99a7- Signature
ed25519:783840c267fb026609a0996972f176c9bebdda85c82c04961fc072deb912a976b39e6e3e3e1b8fd1c5e73789621ecdf0ee776082d89f061fcf3eb2d8cde45801- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast