Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
imp.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 08:43:03 UTC · ↺ Refresh
MX Hostnames
- imp-mx.mail.protection.outlook.com
MX Priorities
- imp-mx.mail.protection.outlook.com: 1
A / AAAA Records
- 192.100.181.151 (no PTR)
Mail Server IPs
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-08.azure-dns.com azuredns-hostmaster.microsoft.com 2022101301 3600 300 2419200 300
Primary NS (mname)
ns1-08.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
2022101301
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-08.azure-dns.net
ns3-08.azure-dns.org
ns4-08.azure-dns.info
ns1-08.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:192.100.180.9 ip4:192.100.180.7 ip4:192.100.181.14 -all
📊 DNS lookups: 1/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._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
11 records- O83WyqLyuF4jm3Q4yl7RDD4N44CuVdm1rwPPKozsC52arLv+0OPJishXo6eu/RypK0+ayS77BIo6VplDo777zg==
- m2hkae1jfcm98kl40g92ojmqbg
- q194n3zfcg0k05mw2dz6t83jh8rql5s9
- 21bs4j2n1u567j58bp3ujr527
- u24mr45vff340ret7rg4pk3mnl
- MS=3b4g5paahc00ko1fa408i76td6
- SPFv=spf1 include:spf.protection.outlook.com ip4:192.100.180.9 ip4:192.100.180.7 ip4:192.100.181.14 -all
- MS=ms96778247
- 8VZ+vAgWlKmQZXxj5Rs4uOd7v6MhP5SA43TjJRLLdWlBJFbkbIpb1vVeeiMauspSc5Qi/acTJYTGthonQNr7cg==
- MS=MS70084459
- MS=MS=8RR-5LM-3FP
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