Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mstd.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 07:35:23 UTC · ↺ Refresh
MX Hostnames
- mail.mstd.mx
MX Priorities
- mail.mstd.mx: 10
A / AAAA Records
- 20.119.128.11 (no PTR)
Mail Server IPs
- 72.52.252.26 ↩ mail.sysop4.com
SOA Record
Raw SOA
ns.mstd.mx soporte.sysop.mx 1769465224 10800 3600 604800 10800
Primary NS (mname)
ns.mstd.mx
Admin Email (rname)
soporte@sysop.mx
Serial
1769465224
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns.mstd.mx
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx ip4:70.32.112.62 ip4:72.52.252.26 ip4:72.167.148.134 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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: 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
4 records- SPFv=spf1 +a +mx ip4:70.32.112.62 ip4:72.52.252.26 ip4:72.167.148.134 ~all
- bu2p09nphtlmfttnp3kpat9m8v
- 1dnau3ukahg3tavva9ikfmrehm
- facebook-domain-verification=8l7qoxihakoesyugn7vqrs6y2ww1xk
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