Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lingneronline.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 10:12:53 UTC · ↺ Refresh
MX Hostnames
- lingneronline-de.mail.protection.outlook.com
MX Priorities
- lingneronline-de.mail.protection.outlook.com: 0
A / AAAA Records
- 185.215.158.114 (no PTR)
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
robotns2.second-ns.de konstantin\.gilstein.lingner.de 1775056927 600 3600 604800 10800
Primary NS (mname)
robotns2.second-ns.de
Admin Email (rname)
konstantin\@gilstein.lingner.de
Serial
1775056927
Refresh
600s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:188.94.250.251 ip4:185.243.132.157 ip4:178.77.75.153 include:spf.protection.outlook.com +a +mx -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
6 records- domainVerification=cad3d97e-04e7-4d38-a63d-9c46f8592a83
- google-site-verification=1o87n6U4jDzMXcQ1Fycv5rPePLC1DDdaptLpbc9rq8Y
- SPFv=spf1 ip4:188.94.250.251 ip4:185.243.132.157 ip4:178.77.75.153 include:spf.protection.outlook.com +a +mx -all
- MS=ms12730461
- d8706hhe6j4819jucblk7tpbic
- vmulo55er0d8ek93tls7u1t92r
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