Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cerescos.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 18:20:05 UTC · ↺ Refresh
MX Hostnames
- cerescos-com.mail.protection.outlook.com
MX Priorities
- cerescos-com.mail.protection.outlook.com: 0
A / AAAA Records
- 23.227.38.65 ↩ myshopify.com
Mail Server IPs
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns37.domaincontrol.com dns.jomax.net 2025111005 28800 7200 604800 3600
Primary NS (mname)
ns37.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025111005
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns37.domaincontrol.com
ns38.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:200.26.137.32/27 ip4:181.48.12.0/24 ip4:190.143.76.112/28 ip4:190.144.150.32/28 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=r; aspf=s; pct=100; rf=afrf; ri=86400; sp=none
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:200.26.137.32/27 ip4:181.48.12.0/24 ip4:190.143.76.112/28 ip4:190.144.150.32/28 include:spf.protection.outlook.com ~all
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