Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
acerta-cert.es
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 07:18:29 UTC · ↺ Refresh
MX Hostnames
- acertacert-es01e.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 217.160.0.97
- 2001:8d8:100f:f000::200
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns1105.ui-dns.org
ns1085.ui-dns.de
ns1078.ui-dns.biz
ns1049.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf-eu.ionos.com include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- SPFv=spf1 include:_spf-eu.ionos.com include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com ~all
- MS=ms73371300
- apple-domain-verification=zdv0ycUTAPfwkPKA
- brevo-code:4a197103e31f9b711582af38fbaadea2
- a0cd54b5-4ad6-4497-adc5-4be8236d2d58
- anthropic-domain-verification-q064r2=SiLTIuvAHWUHPlRpfyPNYtOWU
- HexssKodDhelQJt9cFHcRRF7jwSyUEi4
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