Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
1800plumber.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 03:53:15 UTC · ↺ Refresh
MX Hostnames
- 1800plumber-com.mail.protection.outlook.com
MX Priorities
- 1800plumber-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.21.106 (no PTR)
- 172.67.197.244 (no PTR)
- 2606:4700:3030::ac43:c5f4
- 2606:4700:3037::6815:156a
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
isla.ns.cloudflare.com dns.cloudflare.com 2399536933 10000 2400 604800 1800
Primary NS (mname)
isla.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399536933
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
isla.ns.cloudflare.com
watson.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:14488589.spf02.hubspotemail.net ip4:149.72.206.97 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- apple-domain-verification=MqtCVoaPfooM6ci9
- apple-domain-verification=orWBec1ucArfOTLhF4E8-TIdjaG1ZYQqoi04J5CXaUE
- google-site-verification=YwDwW25-LoyiLqnRLyQ_yx4WXM3Lu7j6kDEQXljKiYM
- google-site-verification=mFXqJWPfcwiqU8RyYkRpf_rdifB4QUetYakJlFAWBr8
- google-site-verification=qbHm8t7-9gKTj9xvObFDIPzw6tL3G1Ke6fq0Kf4J7I4
- SPFv=spf1 include:spf.protection.outlook.com include:14488589.spf02.hubspotemail.net ip4:149.72.206.97 -all
- K699STN53FU63KYF2TWZE2JB8KJZFX2U
- MS=ms28878276
Full email verification for 1800plumber.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits