Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
virtuoso.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:46:26 UTC · ↺ Refresh
MX Hostnames
- virtuoso-com.mail.protection.outlook.com
MX Priorities
- virtuoso-com.mail.protection.outlook.com: 0
A / AAAA Records
- 13.107.213.40 (no PTR)
- 13.107.246.40 (no PTR)
Mail Server IPs
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-09.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-09.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-09.azure-dns.com
ns2-09.azure-dns.net
ns3-09.azure-dns.org
ns4-09.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf-a.virtuoso.com include:spf-b.virtuoso.com include:spf.protection.outlook.com include:sender.zohosubscriptions.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
8 records- apple-domain-verification=ArV5FO_PJjL6fXf6R0eLd1lQ45f10jPSdnnneteIrnc
- hibp-verify=dweb_lyvbmip2j8p1uekkv1mxxucb
- yahoo-verification-key=qmc84QExA5vLl6MdwFsuOL2/kYzc+lYBGjqUrSCMh4Y=
- atlassian-domain-verification=9O2GMq453YmuUNxcD5z9HBkfqBEyKaMGOavedDyMEJ5h2ehQ/KBR43Jt1/NY6cRa
- linear-domain-verification=qgsvmubggxs5
- SPFv=spf1 mx include:spf-a.virtuoso.com include:spf-b.virtuoso.com include:spf.protection.outlook.com include:sender.zohosubscriptions.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 -all
- beautifulai-site-verification=18ad8b2a-5dc0-4211-af69-52895b155cd6
- google-site-verification=pyZT-GH8Q23cw7wKHEOVPpO0F70iYO59BcNNNY_troY
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