Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
discoveryeb.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 01:52:17 UTC · ↺ Refresh
MX Hostnames
- ns2.bdm.microsoftonline.com
- discoveryeb-com.mail.protection.outlook.com
- ns1.bdm.microsoftonline.com
MX Priorities
- discoveryeb-com.mail.protection.outlook.com: 0
- ns1.bdm.microsoftonline.com: 1
- ns2.bdm.microsoftonline.com: 2
A / AAAA Records
- 172.67.213.151
- 104.21.37.215
- 2606:4700:3033::6815:25d7
- 2606:4700:3032::ac43:d597
Mail Server IPs
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 13.107.236.208 ↩ ns1-208.azure-dns.com
- 2603:1061::700:0:0:0:d0 ↩ ns1-208.azure-dns.com
- 150.171.21.208
- 2620:1ec:8ec:700::d0
SOA Record
Raw SOA
clarissa.ns.cloudflare.com dns.cloudflare.com 2399203598 10000 2400 604800 1800
Primary NS (mname)
clarissa.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399203598
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
clarissa.ns.cloudflare.com
noah.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:eu.sparkpostmail.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=BGpskX2NOJqxADz57c6AI_HawIzqGI1PiOQRA3TLnYc
- SPFv=spf1 include:spf.protection.outlook.com include:eu.sparkpostmail.com -all
- MS=ms23120514
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