Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tolsma.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 10:06:44 UTC · ↺ Refresh
MX Hostnames
- Tolsma-de.mail.protection.outlook.com
MX Priorities
- tolsma-de.mail.protection.outlook.com: 0
A / AAAA Records
- 212.45.63.20 ↩ lsw.solcon.nl
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
nsauth01.solcon.nl postmaster.solcon.nl 2025101414 28800 7200 604800 86400
Primary NS (mname)
nsauth01.solcon.nl
Admin Email (rname)
postmaster@solcon.nl
Serial
2025101414
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
nsauth01.solcon.nl
nsauth02.solcon.nl
nsauth03.solcon.nl
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms38085552
- pJhSC5gJg4g10cDkrS1zfqIPUCo1Senb1KKMArpvRl57gwb8fr2FJt97j4MCdcEXQG3lwFXZUZL7p9gh96tnzQ==
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