Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
siweklumber.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 23:05:34 UTC · ↺ Refresh
MX Hostnames
- siweklumber-com.mail.protection.outlook.com
MX Priorities
- siweklumber-com.mail.protection.outlook.com: 0
A / AAAA Records
- 192.185.163.101 ↩ 192-185-163-101.unifiedlayer.com
Mail Server IPs
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.domaincontrol.com dns.jomax.net 2025101400 28800 7200 604800 3600
Primary NS (mname)
ns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025101400
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns02.domaincontrol.com
ns01.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spfa.cpmails.com include:spf.serverdata.net ip4:96.87.132.229 ip4:159.66.240.102 ip4:192.185.163.101 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- google-site-verification=HTKyshu7AF45xA0opTs3L5jsu5vSDfGibtNO_3YT4o4
- brevo-code:520ac47bdeb95fdab53629adf47836d2
- SPFv=spf1 include:spf.protection.outlook.com include:spfa.cpmails.com include:spf.serverdata.net ip4:96.87.132.229 ip4:159.66.240.102 ip4:192.185.163.101 -all
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