Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gehr.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 03:35:12 UTC · ↺ Refresh
MX Hostnames
- gehr-de.mail.protection.outlook.com
MX Priorities
- gehr-de.mail.protection.outlook.com: 9
A / AAAA Records
- 85.215.104.244 (no PTR)
Mail Server IPs
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1107.ui-dns.com hostmaster.1und1.com 2017060333 28800 7200 604800 600
Primary NS (mname)
ns1107.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060333
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1107.ui-dns.biz
ns1107.ui-dns.com
ns1107.ui-dns.org
ns1107.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:212.227.132.181 ip4:217.160.188.241 ip4:82.223.18.189 ip4:85.215.104.244 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 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
1 record- SPFv=spf1 a mx ip4:212.227.132.181 ip4:217.160.188.241 ip4:82.223.18.189 ip4:85.215.104.244 include:spf.protection.outlook.com -all
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