academy-group.de

Valid Email Server
Domain Lookup › academy-group.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
academy-group.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 21:14:35 UTC · ↺ Refresh

MX Hostnames

  • academygroup-de01i.mail.protection.outlook.com

MX Priorities

  • academygroup-de01i.mail.protection.outlook.com: 5

A / AAAA Records

  • 87.237.120.113 ↩ nb2240.yas.netbuild.net

Mail Server IPs

  • 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
  • 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.netbuild.net support.netbuild.net 2024100702 10800 3600 604800 86400
Primary NS (mname)
ns1.netbuild.net
Admin Email (rname)
support@netbuild.net
Serial
2024100702
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns2.net-server.de
ns1.net-server.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:81.89.193.126 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

2 records
  • MS=ms59607035
  • SPFv=spf1 ip4:81.89.193.126 include:spf.protection.outlook.com -all
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