Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nationalexpress.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 10:10:59 UTC · ↺ Refresh
MX Hostnames
- nationalexpress-de.mail.protection.outlook.com
MX Priorities
- nationalexpress-de.mail.protection.outlook.com: 10
A / AAAA Records
- 167.235.16.134 ↩ dedivirt2998.your-server.de
Mail Server IPs
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026031101 86400 10800 3600000 3600
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026031101
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns3.second-ns.de
ns.second-ns.com
ns1.your-server.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:amazonses.com include:_spf.zimpel.de include:mail.timmehosting.de ip4:94.228.42.156 -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; fo=0:1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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- SPFv=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:amazonses.com include:_spf.zimpel.de include:mail.timmehosting.de ip4:94.228.42.156 -all
- google-site-verification=waeNv20I1Zu5meqg4fS5wCb-p1GBRTeSC10uLumSRhc
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