Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stembrothers.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 19:30:16 UTC · ↺ Refresh
MX Hostnames
- stembrothers.com.mx4.rcimx.com
- stembrothers.com.mx1.rcimx.com
- stembrothers.com.mx3.rcimx.com
- stembrothers.com.mx2.rcimx.com
MX Priorities
- stembrothers.com.mx3.rcimx.com: 40
- stembrothers.com.mx1.rcimx.com: 10
- stembrothers.com.mx2.rcimx.com: 20
- stembrothers.com.mx4.rcimx.com: 50
A / AAAA Records
- 209.59.190.145 ↩ stembrothers.com
Mail Server IPs
- 208.80.204.150 ↩ smtp.email-protect.gosecure.net
- 208.80.204.253 ↩ spoolers.redcondor.net
SOA Record
Raw SOA
ns2.prisvr3.com monitoring.prisvr6.com 2025070701 3600 3600 604800 10800
Primary NS (mname)
ns2.prisvr3.com
Admin Email (rname)
monitoring@prisvr6.com
Serial
2025070701
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns1.prisvr3.com
ns2.prisvr3.com
SPF Record
✓ Strict (-all)
v=spf1 a mx a:host.prisvr3.com a:host.prisvr4.com a:stembrothers.com a:mailman02.bestbill.com ip4:50.28.78.182/32 ip4:104.192.32.80/32 ip4:24.229.4.26/32 ip4:209.59.190.143/32 ip4:209.59.190.145/32 include:_spf.safewebservices.com ip4:40.141.118.4 -all
📊 DNS lookups: 7/10
✓ 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
✓ 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- google-site-verification=Xb3h3HjTYcqz2sd47Ur3YszR38pEn1VZ0sxER6rRwms
- SPFv=spf1 a mx a:host.prisvr3.com a:host.prisvr4.com a:stembrothers.com a:mailman02.bestbill.com ip4:50.28.78.182/32 ip4:104.192.32.80/32 ip4:24.229.4.26/32 ip4:209.59.190.143/32 ip4:209.59.190.145/32 include:_spf.safewebservices.com ip4:40.141.118.4 -all
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