Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
silverbackexp.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 17:13:34 UTC · ↺ Refresh
MX Hostnames
- silverbackexp-com.mail.protection.outlook.com
MX Priorities
- silverbackexp-com.mail.protection.outlook.com: 0
A / AAAA Records
- 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com
- 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com
Mail Server IPs
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns67.domaincontrol.com dns.jomax.net 2025111403 28800 7200 604800 600
Primary NS (mname)
ns67.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025111403
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns68.domaincontrol.com
ns67.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com ip4:71.41.184.138 ip4:96.73.107.133 ip4:207.70.154.30 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- 7d158bb67e65703ac63837eb99f58f19d084a1695e392c6955918d53168a8068
- SPFv=spf1 mx include:spf.protection.outlook.com ip4:71.41.184.138 ip4:96.73.107.133 ip4:207.70.154.30 -all
Full email verification for silverbackexp.com
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