Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mtplumbing.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:21:15 UTC · ↺ Refresh
MX Hostnames
- mtplumbing.com.1.0001.arsmtp.com
- mtplumbing.com.2.0001.arsmtp.com
MX Priorities
- mtplumbing.com.2.0001.arsmtp.com: 20
- mtplumbing.com.1.0001.arsmtp.com: 10
A / AAAA Records
- 35.212.127.26 ↩ 26.127.212.35.bc.googleusercontent.com
Mail Server IPs
- 8.19.118.225 ↩ server2019.appriver.com
- 8.31.233.244 ↩ server2018.appriver.com
SOA Record
Raw SOA
ns1.siteground.net root.mtplumbing.com 66 10800 3600 1209600 3600
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
root@mtplumbing.com
Serial
66
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.siteground.net
ns1.siteground.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms69758398
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