Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gps-srp.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 13:32:22 UTC · ↺ Refresh
MX Hostnames
- gpssrp-de0i.mail.protection.outlook.com
MX Priorities
- gpssrp-de0i.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.125 ↩ 217-160-0-125.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2fc ↩ 2001-08d8-100f-f000-0000-0000-0000-02fc.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1046.ui-dns.de hostmaster.1und1.de 2017080782 28800 7200 604800 300
Primary NS (mname)
ns1046.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2017080782
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1046.ui-dns.de
ns1046.ui-dns.biz
ns1046.ui-dns.com
ns1046.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=50
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- v=verifydomain MS=3847408
- SPFv=spf1 include:spf.protection.outlook.com ~all
- MS=761B8E2F87DBE65ADC3255ED57A87DD80338F361
- google-site-verification=yOjbGCgnfUmkG0k_aXTgMPaSkExyL6qtmY_v3kUl8vE
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