Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
rmmechanical.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 10:51:23 UTC · ↺ Refresh
MX Hostnames
- rmmechanical-net.inbound.emailservice.cc
- rmmechanical-net.inbound.emailservice.co
- rmmechanical-net.inbound.emailservice.io
MX Priorities
- rmmechanical-net.inbound.emailservice.co: 30
- rmmechanical-net.inbound.emailservice.cc: 20
- rmmechanical-net.inbound.emailservice.io: 10
A / AAAA Records
- 23.185.0.4 (no PTR)
Mail Server IPs
- 107.21.241.201 ↩ ec2-107-21-241-201.compute-1.amazonaws.com
- 54.211.15.143 ↩ ec2-54-211-15-143.compute-1.amazonaws.com
- 52.44.33.109 ↩ ec2-52-44-33-109.compute-1.amazonaws.com
SOA Record
Raw SOA
ns11.worldnic.com namehost.worldnic.com 125082011 10800 3600 604800 3600
Primary NS (mname)
ns11.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125082011
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns11.worldnic.com
ns12.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.us.emailservice.io -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
5 records- 4nq5g1uiguo0mgvoagpoltihgc
- uuoev6np72a37fqdoeugm6kpcl
- 3ro9736d0t4t5nshggo275u42e
- MS=ms68293955
- SPFv=spf1 include:spf.us.emailservice.io -all
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