Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dalton.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 16:21:24 UTC · ↺ Refresh
MX Hostnames
- smtp.dalton.com.mx
MX Priorities
- smtp.dalton.com.mx: 10
A / AAAA Records
- 148.244.76.202 ↩ smtp.dalton.com.mx
- 201.162.217.139 ↩ pc201162217139.optele.net
Mail Server IPs
- 148.244.76.202 ↩ smtp.dalton.com.mx
SOA Record
Raw SOA
ns1-04.azure-dns.com hostmaster.dalton.com.mx 2016111098 1200 120 1209600 600
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
hostmaster@dalton.com.mx
Serial
2016111098
Refresh
1200s
Retry
120s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns1-04.azure-dns.com
ns2-04.azure-dns.net
ns3-04.azure-dns.org
ns4-04.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 a mx ptr ip4:148.244.76.204 ip4:148.244.76.206 ip4:201.163.217.141 ip4:200.94.105.227 ip4:148.244.76.202 include:spf.protection.outlook.com include:spf.mandrillapp.com include:amazonses.com include:mail.zendesk.com include:sendgrid.net -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
18 records- e571u5q74gdi3iqqgu8nba7l82
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB;
- d365mktkey=lEkxhEaVSmIbhHYTfxxriLiySAxvxYApUraahBAEpjgx
- od9tdc63260svk1a15cpqdjbiq
- SPFv=spf1 a mx ptr ip4:148.244.76.204 ip4:148.244.76.206 ip4:201.163.217.141 ip4:200.94.105.227 ip4:148.244.76.202 include:spf.protection.outlook.com include:spf.mandrillapp.com include:amazonses.com include:mail.zendesk.com include:sendgrid.net -all
- 5qe2qdheskn1r33ekp1c0mmm1v
- apple-domain-verification=shEq2hAn27Ia2UJz
- e8k97sq7anm13amh4dc7bsa609
- cvbe272qictfivgg4lv9l5n1ts
- 245iu9a6s40tus1lbvublon9vj
- vp1qakki87cv89j67tt6bfpjpp
- 9n4i8eed6t2fmqsl7hipve22m0
- twilio-domain-verification=b412a9d78a677eb465551010af524f29
- cn7s6eg0rapqsqbj0fbdcsrlk2
- p7hu66khv4jbdp1rgm96ntfi2q
- MS=ms66474845
- google-site-verification=g7ETS-hc-hHXEzWwDQjStb7UwWYrU7yr9Q7bPCeAFpw
- Z41hpiC8qFpDuhlU8ASpQqwuaGr2hZEcklX8YeeGxovYy/Ppy395LWYDeIRqpQCMSE/8PyB+IjuY5o6v9UujgA==
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