Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mayer-dau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:49:27 UTC · ↺ Refresh
MX Hostnames
- mx2.onoffice.de
- mx1.onoffice.de
MX Priorities
- mx2.onoffice.de: 50
- mx1.onoffice.de: 5
A / AAAA Records
- 116.202.184.90 ↩ fip1.onitec.de
Mail Server IPs
- 95.130.253.71 ↩ mx2.onoffice.de
- 95.130.253.60 ↩ mx1.onoffice.de
SOA Record
Raw SOA
ns1.antagus.de root.ns1.antagus.de 1770288255 10800 3600 604800 3600
Primary NS (mname)
ns1.antagus.de
Admin Email (rname)
root@ns1.antagus.de
Serial
1770288255
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.antagus.de
ns2.antagus.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a a:astra.onitec.de ip4:62.138.3.41 ip4:95.130.253.0/24 ip6:2a00:12c0:1013::/48 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- ske1nubpu19t2mjb1h16cojpai
- brevo-code:ff02d5bc1f4022297bacf66f4d7329af
- google-site-verification=RyrFdLZjcLg3ZGU52gQWLIL0Z55nDgMUy7RswHNuXrk
- SPFv=spf1 a a:astra.onitec.de ip4:62.138.3.41 ip4:95.130.253.0/24 ip6:2a00:12c0:1013::/48 ~all
- y93r9b8sjdnvxfz6k0p2q695m82nlmlt
- _3zfpgzbghg07wg45gtt2r7952arvsen
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