Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
plumbsupply.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:28:02 UTC · ↺ Refresh
MX Hostnames
- plumbsupply-com.mail.protection.outlook.com
MX Priorities
- plumbsupply-com.mail.protection.outlook.com: 0
A / AAAA Records
- 65.56.148.69 (no PTR)
Mail Server IPs
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010249 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010249
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns1.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns4.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns0.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:65.56.148.64/28 ip4:216.81.149.40/29 ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:spf.protection.outlook.com include:spf.us.exclaimer.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- google-site-verification=knJFFBBdm5mzV_AHqkIWADR-RwPYvR5zOUJX5MD9eQc
- MS=ms13493171
- cisco-ci-domain-verification=65fadbb18fb07a6a627d2fa969508cb569fc8886b0b9da2127418b78ff4b7631
- apple-domain-verification=uq9N85aps6c1nJOc
- SPFv=spf1 ip4:65.56.148.64/28 ip4:216.81.149.40/29 ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:spf.protection.outlook.com include:spf.us.exclaimer.net -all
- zoho-verification=zb80094772.zmverify.zoho.com
- duo_sso_verification=cgINhWrYQj7vGKqyhKmf4zNcOIbVEugLQVpK8gu04BzIsL4Sgq3D4P1ff55Ocp57
- ZOOM_verify_AkkMRW4v5pR9Ab0Kfx3Tt3
- ZA=QLfoXupZcLh5iOiaPB3IGA==
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