Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grundfos.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 14:04:17 UTC · ↺ Refresh
MX Hostnames
- grundfos-de.q-v1.mx.microsoft
MX Priorities
- grundfos-de.q-v1.mx.microsoft: 0
A / AAAA Records
- 193.3.2.12 ↩ dkdynweb.grundfos.com
Mail Server IPs
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
a1-185.akam.net hostmaster.grundfos.com 2020030320 14400 3600 1209600 86400
Primary NS (mname)
a1-185.akam.net
Admin Email (rname)
hostmaster@grundfos.com
Serial
2020030320
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
a1-185.akam.net
a3-65.akam.net
a26-64.akam.net
a9-67.akam.net
a8-67.akam.net
a10-64.akam.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:193.3.2.21 ip4:193.3.2.22 ip4:193.3.10.113 ip4:193.3.10.114 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; ruf=mailto:[email protected]; rua=mailto:[email protected]; fo=1; pct=100; ri=86400; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ 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
1 record- SPFv=spf1 ip4:193.3.2.21 ip4:193.3.2.22 ip4:193.3.10.113 ip4:193.3.10.114 include:spf.protection.outlook.com -all
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