Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
team-effertz.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 00:49:05 UTC · ↺ Refresh
MX Hostnames
- teameffertz-de01b.mail.protection.outlook.com
MX Priorities
- teameffertz-de01b.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.60 ↩ 217-160-0-60.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::235 ↩ 2001-08d8-100f-f000-0000-0000-0000-0235.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1039.ui-dns.de hostmaster.1und1.com 2017060144 28800 7200 604800 600
Primary NS (mname)
ns1039.ui-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060144
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1082.ui-dns.org
ns1039.ui-dns.de
ns1067.ui-dns.biz
ns1044.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100;
✓ 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com ~all
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