Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rgplumbinginc.com
Yes
✓ Yes
Yahoo
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 10:52:16 UTC · ↺ Refresh
MX Hostnames
- mx-biz.mail.am0.yahoodns.net
- mx-biz.mail.am0.yahoodns.net
- mail.rgplumbinginc.com
MX Priorities
- mail.rgplumbinginc.com: 19
- mx-biz.mail.am0.yahoodns.net: 20
- mx-biz.mail.am0.yahoodns.net: 30
A / AAAA Records
- 159.89.151.179 (no PTR)
Mail Server IPs
- 67.195.204.83 ↩ mtaproxy1.biz.mail.vip.bf1.yahoo.com
- 67.195.228.75 ↩ mtaproxy1.biz.mail.vip.gq1.yahoo.com
SOA Record
Raw SOA
ns1.digitalocean.com hostmaster.rgplumbinginc.com 1683183699 10800 3600 604800 1800
Primary NS (mname)
ns1.digitalocean.com
Admin Email (rname)
hostmaster@rgplumbinginc.com
Serial
1683183699
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns1.digitalocean.com
ns3.digitalocean.com
ns2.digitalocean.com
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- google-site-verification=smhkXI3jIeo6KDna31fg1DRyAfywJ9XX1T0x89dta1c
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