Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alumber.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 18:02:54 UTC · ↺ Refresh
MX Hostnames
- alumber-com.mail.protection.outlook.com
MX Priorities
- alumber-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.15.183 (no PTR)
- 172.67.70.200 (no PTR)
- 104.26.14.183
- 2606:4700:20::681a:fb7
- 2606:4700:20::681a:eb7
- 2606:4700:20::ac43:46c8
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
adrian.ns.cloudflare.com dns.cloudflare.com 2398873587 10000 2400 604800 1800
Primary NS (mname)
adrian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398873587
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
noah.ns.cloudflare.com
adrian.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:184.74.36.139/32 ip4:173.64.30.11/32 ip4:4.15.90.190/32 ip4:104.130.29.20/32 ip4:68.64.140.11/32 include:spf-001cb501.pphosted.com include:aspmx.pardot.com include:spf.protection.outlook.com include:usb._netblocks.mimecast.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; adkim=r; aspf=r
⚠ 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: 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
5 records- SPFv=spf1 ip4:184.74.36.139/32 ip4:173.64.30.11/32 ip4:4.15.90.190/32 ip4:104.130.29.20/32 ip4:68.64.140.11/32 include:spf-001cb501.pphosted.com include:aspmx.pardot.com include:spf.protection.outlook.com include:usb._netblocks.mimecast.com ~all
- MS=ms14783849
- SFMC-DcENJCWJ9cIvPzZBsGTKPdtjL0TcAQnNSrxOPkjN
- google-site-verification=uu15zr7f-onluZjl7qKW4omzoEpyHGIWByPWF367CAY
- knowbe4-site-verification=2593ae56f04fab75995884988defdb08
Full email verification for alumber.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits