Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grupopromass.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 20:28:35 UTC · ↺ Refresh
MX Hostnames
- mail.grupopromass.com
MX Priorities
- mail.grupopromass.com: 5
A / AAAA Records
- 34.136.5.62 ↩ 62.5.136.34.bc.googleusercontent.com
Mail Server IPs
- 192.241.66.42 (no PTR)
SOA Record
Raw SOA
dns.redenlaces.com.mx webmaster.redenlaces.com.mx 2018042200 60 900 1209600 43200
Primary NS (mname)
dns.redenlaces.com.mx
Admin Email (rname)
webmaster@redenlaces.com.mx
Serial
2018042200
Refresh
60s
Retry
900s
Expire
1209600s
Minimum TTL
43200s
Nameservers (NS)
dns2.redenlaces.com.mx
dns.redenlaces.com.mx
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:189.212.132.185/32 ip4:201.163.145.245/32 ip4:192.241.99.203/32 ip4:192.241.99.204/32 ip4:169.45.103.160/30 ip4:192.241.66.42/32 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 mx ip4:189.212.132.185/32 ip4:201.163.145.245/32 ip4:192.241.99.203/32 ip4:192.241.99.204/32 ip4:169.45.103.160/30 ip4:192.241.66.42/32 -all
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