fridericianum.org

Valid Email Server
Domain Lookup › fridericianum.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fridericianum.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 23:27:16 UTC · ↺ Refresh

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MX Hostnames

  • fridericianum-org.mail.protection.outlook.com

MX Priorities

  • fridericianum-org.mail.protection.outlook.com: 10

A / AAAA Records

  • 78.46.146.233 ↩ www368.your-server.de

Mail Server IPs

  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.first-ns.de dns.hetzner.com 2026011300 86400 10800 3600000 300
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026011300
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
300s

Nameservers (NS)

robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:80.69.200.62 ip4:213.133.123.138 ip4:46.4.112.44 mx include:spf.mandrillapp.com include:_spf.createsend.com include:spf.protection.outlook.com include:spf.nl2go.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; rua=mailto:[email protected]; adkim=s; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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

6 records
  • h8+vcQKeVFH100ABJvDZF9atfZ4nV5SCAtGhSe+Iq8HEe9WAoNaG5UMxXk/w9vpKLVxhU5tSGduKSfofKxyPfw==
  • swisssign-check=lN6lUB1Mk4JFYt3e6da-0pebt9k
  • SPFv=spf1 ip4:80.69.200.62 ip4:213.133.123.138 ip4:46.4.112.44 mx include:spf.mandrillapp.com include:_spf.createsend.com include:spf.protection.outlook.com include:spf.nl2go.com -all
  • apple-domain-verification=HiC0jXU0ZZSzNTDW
  • brevo-code:a1ee5990897edbcf563ac64df180968b
  • MS=ms95483824
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