Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
plan8.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 21:10:08 UTC · ↺ Refresh
MX Hostnames
- plan8-de.mail.protection.outlook.com
MX Priorities
- plan8-de.mail.protection.outlook.com: 10
A / AAAA Records
- 154.59.196.2 (no PTR)
- 2001:978:800::1 (no PTR)
Mail Server IPs
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa3.schlundtech.de kontakt.ituma-gmbh.de 2025110111 43200 7200 1209600 86400
Primary NS (mname)
nsa3.schlundtech.de
Admin Email (rname)
kontakt@ituma-gmbh.de
Serial
2025110111
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsd3.schlundtech.de
nsb3.schlundtech.de
nsa3.schlundtech.de
nsc3.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:213.9.106.8/32 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:213.9.106.8/32 include:spf.protection.outlook.com -all
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