Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
esph-sa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 09:39:23 UTC · ↺ Refresh
MX Hostnames
- esphsa-com01b.mail.protection.outlook.com
MX Priorities
- esphsa-com01b.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.5.216 (no PTR)
- 104.18.4.216 (no PTR)
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
hw-dhcp-dns-ib.isp.dcsubsur-gm.ibux.cr aarias.esph-sa.com 250 28800 7200 604800 86400
Primary NS (mname)
hw-dhcp-dns-ib.isp.dcsubsur-gm.ibux.cr
Admin Email (rname)
aarias@esph-sa.com
Serial
250
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2.esph-sa.com
ns3.esph-sa.com
hw-dhcp-dns-ib.isp.dcsubsur-02.ibux.cr
ns.esph-sa.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=esph-sa.com.spf.sophosdmarc.net
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → 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
9 records- cod_verificacion_ca_sinpe_pj=RITM0033350+3-101-042028
- kIHK6bKMyEsslFgn4X00tqy0Kl1E7jkuIAjkP4Q1ng0=
- sophos-domain-verification=7db4c908c99423ed255e9fcb3387204d9a4df825eb94e5b49fd237dcfc9ce66d
- _globalsign-domain-verification=DKthnr4j8zMKPZ53LmElpM_CkcF8hChcOHhOZFBrX4
- SPFv=spf1 redirect=esph-sa.com.spf.sophosdmarc.net
- EYzJ4PWOlLNFnZ1trc7/xJE7FnF4DYqWWSiEHy0W9lg=
- LWavdrO81UkyMlhvI0ireQcyEAuMi3qSlF8sNbewkWY=
- EeKXehxYt1H09YEMyPNe2F9RIdAtXZbfU+I73QF/ABo=
- qVT8uy0qBwlXxqVGFuvPQBm6VJcmuxnFjobA/CRa4xs=
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