Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mwbuilders.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 20:49:25 UTC · ↺ Refresh
MX Hostnames
- mx1.hc4608-18.iphmx.com
- mx2.hc4608-18.iphmx.com
MX Priorities
- mx2.hc4608-18.iphmx.com: 1
- mx1.hc4608-18.iphmx.com: 0
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10 (no PTR)
Mail Server IPs
- 139.138.34.168 ↩ esa2.hc4608-18.iphmx.com
- 207.54.81.29 ↩ esa1.hc4608-18.iphmx.com
SOA Record
Raw SOA
ns55.domaincontrol.com dns.jomax.net 2025112600 28800 7200 604800 3600
Primary NS (mname)
ns55.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns56.domaincontrol.com
ns55.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:136.40.24.181 ip4:12.133.22.192/27 include:amazonses.com include:spf.protection.outlook.com include:isqftmail.com include:spf.happyfox.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- smartsheet-site-validation=7BNg4KD9MBHQytUUtJB8pqXCKevH1y45
- notion-domain-verification=ukgwLpyG8XoqU42ydpuejeRsFcrC99bXW2UCyIVHJSn
- apple-domain-verification=NX0D5kZtHbkLoWnh
- SPFv=spf1 ip4:136.40.24.181 ip4:12.133.22.192/27 include:amazonses.com include:spf.protection.outlook.com include:isqftmail.com include:spf.happyfox.com -all
- TNloY/6vsPBqrr2wykCwXGnXImCHEjzmrDD1Meb3OMi5vY16lXeaz0G5LPV/bi7nvwcCD91W64j5dTQnFXvIxw==
- MS=ms74657990
- knowbe4-site-verification=292c8b143c72d02cb5c9b0c1d384740b
- 122c236af1b9f375e05cfdf40fb01e0fb1b02546e62e883a9bb3180605cc5c95
Full email verification for mwbuilders.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits