Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schellbrothers.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 04:15:39 UTC · ↺ Refresh
MX Hostnames
- schellbrothers-com.mail.protection.outlook.com
MX Priorities
- schellbrothers-com.mail.protection.outlook.com: 0
A / AAAA Records
- 98.89.131.13 ↩ ec2-98-89-131-13.compute-1.amazonaws.com
- 100.49.26.3 ↩ ec2-100-49-26-3.compute-1.amazonaws.com
Mail Server IPs
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-388.awsdns-48.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-388.awsdns-48.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-388.awsdns-48.com
ns-551.awsdns-04.net
ns-1434.awsdns-51.org
ns-1820.awsdns-35.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net a:email.schellbrothers.com include:sendgrid.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
⚠ p=none — monitoring only, no enforcement
📋 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
4 records- google-site-verification=eDnLl5Fs6AA60I-EGgKkmWICon4mNNUWLiWAQVElQBo
- lmqaqt69sks7vvkatgdkhslinf
- SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net a:email.schellbrothers.com include:sendgrid.net ~all
- apple-domain-verification=Z0mfrr5Cu0Oi9LD6
Full email verification for schellbrothers.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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