Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nied-laechelt.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 15:38:52 UTC · ↺ Refresh
MX Hostnames
- niedlaechelt-de01b.mail.protection.outlook.com
MX Priorities
- niedlaechelt-de01b.mail.protection.outlook.com: 10
A / AAAA Records
- 172.67.160.75 (no PTR)
- 104.21.14.195 (no PTR)
- 2606:4700:3035::6815:ec3
- 2606:4700:3035::ac43:a04b
Mail Server IPs
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
dexter.ns.cloudflare.com dns.cloudflare.com 2399207405 10000 2400 604800 1800
Primary NS (mname)
dexter.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399207405
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
samara.ns.cloudflare.com
dexter.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:94.130.170.238 ip6:2a01:4f8:c0c:41f8::1 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rf=afrf; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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 include:spf.protection.outlook.com ip4:94.130.170.238 ip6:2a01:4f8:c0c:41f8::1 -all
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