Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sonaesierra.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 16:33:04 UTC · ↺ Refresh
MX Hostnames
- sonaesierra-com.mail.protection.outlook.com
MX Priorities
- sonaesierra-com.mail.protection.outlook.com: 0
A / AAAA Records
- 20.67.136.115 (no PTR)
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.sonaesierra.com networking.sonaesierra.com 2026031900 3600 1800 604800 86400
Primary NS (mname)
ns1.sonaesierra.com
Admin Email (rname)
networking@sonaesierra.com
Serial
2026031900
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2.novis.pt
ns1.sonaesierra.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:213.205.84.210 ip4:20.67.142.106 ip4:20.13.180.24 ip4:135.236.195.2 ip4:48.209.163.173 ip4:4.207.239.250 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf.mandrillapp.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
13 records- google-site-verification=wHGjnNnlbIVNLIMqtd_NTb0oN1RmfHcdpCNiSNZ5Rrg
- c6cd736c59fff831b79863ea9bdb7cde8a4e45a8a32bdc43ad35093d148b0fb
- openai-domain-verification=dv-kOmxTI1Ag7viSLs6mMujAfop
- 67abae9e45305657f1e744f1e4658ec7fdf47a08b5d508b8d39c8a9698fc755
- openai-domain-verification=dv-9pzJSk3FAmzIakbMloKzwUxi
- brevo-code:238e1f4f5d656698c84aa6defc0777bc
- 5t7k9b6zdwm2ch5mx58s55q5h8s2fvck
- MS=ms11399203
- g5290o5vtq5617jpicpah24ja3
- SPFv=spf1 ip4:213.205.84.210 ip4:20.67.142.106 ip4:20.13.180.24 ip4:135.236.195.2 ip4:48.209.163.173 ip4:4.207.239.250 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf.mandrillapp.com -all
- 118k3ltnqpetfli9a664vnh33s
- brevo-code:6c899cea93f074a3d2bb4d18aa13cf55
- ad7de3d3edb9c38032ce9741d4bacd993e6b70e8684dbea7969a6bea793a4d1
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