Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
msrtron.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-15 04:25:30 UTC · ↺ Refresh
MX Hostnames
- msrtron.com
MX Priorities
- msrtron.com: 0
A / AAAA Records
- 206.168.149.74 ↩ fiber100-r.iaasdns.com
Mail Server IPs
- 206.168.149.74 ↩ fiber100-r.iaasdns.com
SOA Record
Raw SOA
ns9.iaasdns.com root.fiber100-r.iaasdns.com 2026021002 3600 1800 1209600 86400
Primary NS (mname)
ns9.iaasdns.com
Admin Email (rname)
root@fiber100-r.iaasdns.com
Serial
2026021002
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns10.iaasdns.com
ns9.iaasdns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:206.168.149.74 include:relay.mailbaby.net ip4:206.168.149.42 +a +mx +ip4:142.171.187.250 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 ip4:206.168.149.74 include:relay.mailbaby.net ip4:206.168.149.42 +a +mx +ip4:142.171.187.250 ~all
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