Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
label-software.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 14:47:14 UTC · ↺ Refresh
MX Hostnames
- labelsoftware-de01c.mail.protection.outlook.com
MX Priorities
- labelsoftware-de01c.mail.protection.outlook.com: 10
A / AAAA Records
- 217.160.0.86 ↩ 217-160-0-86.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2f5 ↩ 2001-08d8-100f-f000-0000-0000-0000-02f5.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.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::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1047.ui-dns.org hostmaster.1and1.com 2017081602 28800 7200 604800 300
Primary NS (mname)
ns1047.ui-dns.org
Admin Email (rname)
hostmaster@1and1.com
Serial
2017081602
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1047.ui-dns.org
ns1065.ui-dns.de
ns1016.ui-dns.biz
ns1032.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 mx a:mail.label-software.de include:_spf-eu.ionos.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 mx a:mail.label-software.de include:_spf-eu.ionos.com include:spf.protection.outlook.com -all
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