grupocastilla.es

Valid Email Server
Domain Lookup › grupocastilla.es
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
grupocastilla.es
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 18:34:30 UTC · ↺ Refresh

MX Hostnames

  • grupocastilla-es.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 107.154.215.59
  • 107.154.80.59

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns1.acens.net
ns2.acens.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:82.159.138.148 ip4:91.126.134.50 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.jupiter.salesmanago.pl -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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

12 records
  • jv76233v42m6afrdju0qplv9ta
  • google-gws-recovery-domain-verification=66396807
  • 5sdc1bfro6qrda01kmrvrkkhjs
  • atlassian-sending-domain-verification=889304ad-2d89-46f6-818d-8fb9f7a42914
  • globalsign-domain-verification=1A6C55C77F5E1F950269181F888A8E74
  • lsjl7fc289silljf5ljp0q839o
  • d365mktkey=ZVHujVP9LY0CMRG0ipxmzU34Zqm6x2MXixvoMcq3daUx
  • 2gk6S1ixvw+qbbH1W5s6QoUVHJKBmgxKICh2QEixptMTFXW4iAo3qvX8eGLZoHFQFFlNSn44/2hS2zySAeWcSg==
  • atlassian-domain-verification=r4HOlJjRti345RifAEE08fLkgjp68qMteTyq0HtwaSqt3vp979qV2cb0dCBJT7C6
  • amazonses:fw8HQkfz+SAVC+sG0QH4bR7zPsO/3RgzuRRE0ee+cJI=
  • 6B4BB362567A558B2B90E31039DD76066D3B58A8DAED331706CC1FF1C5BDEE4F
  • SPFv=spf1 ip4:82.159.138.148 ip4:91.126.134.50 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.jupiter.salesmanago.pl -all
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