Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
1-2-social.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 13:55:09 UTC · ↺ Refresh
MX Hostnames
- 12social-de0k.mail.protection.outlook.com
MX Priorities
- 12social-de0k.mail.protection.outlook.com: 0
A / AAAA Records
- 46.30.59.204 (no PTR)
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2026022201 14400 1800 604800 600
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026022201
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:emsd1.com include:spf.easybill-mail.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; ri=84600;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
3 records- apple-domain-verification=7jpnYM0iNvowgGh9
- brevo-code:6c35000913d4675dc926f8e2a24167a9
- SPFv=spf1 include:spf.protection.outlook.com include:emsd1.com include:spf.easybill-mail.de -all
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