Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
signtek.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:47:27 UTC · ↺ Refresh
MX Hostnames
- signtek-de.mail.protection.outlook.com
MX Priorities
- signtek-de.mail.protection.outlook.com: 15
A / AAAA Records
- 198.49.23.145 (no PTR)
- 198.185.159.144 (no PTR)
- 198.185.159.145
- 198.49.23.144
Mail Server IPs
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2026032009 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026032009
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
helium.ns.hetzner.de
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:148.251.44.94 ip4:144.76.71.156 include:spf.protection.outlook.com a:local.signtek.de a:local2.signtek.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 ip4:148.251.44.94 ip4:144.76.71.156 include:spf.protection.outlook.com a:local.signtek.de a:local2.signtek.de -all
- zCdtymRsgS7FiWK9vxRt7+lY91IGqZIZ91OKWN1GC7ik8vvCUR18ACvQhR673Z/VmNhrEH7EfmuQrBnBVZ+TxQ==
- atlassian-domain-verification=ayXmFrMYi6VvUyRP6qUpd8c7/roYaPa5pxSftnZpir07FeNS5hlhLmhuPlWTPbIT
- atlassian-sending-domain-verification=f06c3ad5-4e2d-4509-aa56-572110dba35e
Full email verification for signtek.de
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