Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oswebstyle.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 13:27:48 UTC · ↺ Refresh
MX Hostnames
- valhalla.nano-srv.net
- midgard.nano-srv.net
MX Priorities
- valhalla.nano-srv.net: 10
- midgard.nano-srv.net: 20
A / AAAA Records
- 138.201.40.43 ↩ web01.nano-srv.net
- 2a01:4f8:171:1fd3::80 ↩ web01.nano-srv.net
Mail Server IPs
- 136.243.170.212 ↩ valhalla.nano-srv.net
- 2a01:4f8:171:1fd3::2 ↩ valhalla.nano-srv.net
- 94.130.173.219 ↩ midgard.nano-srv.net
- 2a01:4f8:c0c:4125::2 ↩ midgard.nano-srv.net
SOA Record
Raw SOA
ns1.first-ns.de hostmaster.nano-srv.net 2021092501 3600 300 1209600 3600
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
hostmaster@nano-srv.net
Serial
2021092501
Refresh
3600s
Retry
300s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:_spf.nano-srv.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=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: 736 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
1 record- SPFv=spf1 mx include:_spf.nano-srv.net ~all
Full email verification for oswebstyle.de
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