Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prexcard.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 00:33:42 UTC · ↺ Refresh
MX Hostnames
- prexcard-com.mail.protection.outlook.com
MX Priorities
- prexcard-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.31.86 (no PTR)
- 104.18.30.86 (no PTR)
- 2606:4700::6812:1e56
- 2606:4700::6812:1f56
Mail Server IPs
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
coby.ns.cloudflare.com dns.cloudflare.com 2399438532 10000 2400 604800 1800
Primary NS (mname)
coby.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399438532
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lana.ns.cloudflare.com
coby.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.27.122.28 ip4:190.64.144.78 include:spf.ipzmarketing.com include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com include:sendgrid.net include:fdspfus.freshemail.io include:zcsend.net -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 7 found
selector1._domainkey
selector2._domainkey
default._domainkey
dkim._domainkey
k1._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
12 records- cursor-domain-verification-ghgxn0=wfmAMu5WMzPzzf41nAzOTtoGV
- google-site-verification=Ul7Po5MfRnHyQgMhjaQqk2jTje3hR3E4tkq5PP0aPfY
- rqlj0bn56d2it5e0599pkstssn
- teamviewer-sso-verification=b50302951e794a05a2a3c4b24f530758
- SPFv=spf1 ip4:52.27.122.28 ip4:190.64.144.78 include:spf.ipzmarketing.com include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com include:sendgrid.net include:fdspfus.freshemail.io include:zcsend.net -all
- 4bb2d25dcdfa9835a829dc0e77ebf7bff2a1bf23
- MS=ms92307417
- apple-domain-verification=D2h0rFLUJsjVV1Ov
- atlassian-domain-verification=UjsaKEt5mfmdoPRptgFYzpbHFtUA0dcGdPbv7Dfjfgor5Uh0De/GHZ7shPE8vOlk
- atlassian-sending-domain-verification=d4788445-0136-4057-9225-6cbdc11327c2
- browserstack-domain-verification=dd0683ff-1fb8-4a15-9c05-98d27fc89da9
- cloudflare_dashboard_sso=94e676b536d32eb028add17cf503af30
Full email verification for prexcard.com
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