Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iubh-corporateprogrammes.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 16:45:10 UTC · ↺ Refresh
MX Hostnames
- iubhcorporateprogrammes-de01b.mail.protection.outlook.com
MX Priorities
- iubhcorporateprogrammes-de01b.mail.protection.outlook.com: 0
A / AAAA Records
- 89.106.200.1 ↩ edge.redirect.pizza
Mail Server IPs
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.dns1.de hostmaster.internetwire.de 2025010801 28800 7200 1209600 3600
Primary NS (mname)
dns.dns1.de
Admin Email (rname)
hostmaster@internetwire.de
Serial
2025010801
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns.dns1.de
dns.dns3.de
dns.dns2.de
dns.dns4.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.careerpartner.eu -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; aspf=r; adkim=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ 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
4 records- MS=ms67471751
- MS=ms53256212
- adobe-idp-site-verification=49851c8e79998fd28508668bd86fa6dc1aec495f94f5c01a9343f99bc7ecfd8a
- SPFv=spf1 mx include:spf.careerpartner.eu -all
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