Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
shuttleworth.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 23:40:26 UTC · ↺ Refresh
MX Hostnames
- shuttleworth-com.mail.protection.outlook.com
- shuttleworth-com.mail.eo.outlook.com
MX Priorities
- shuttleworth-com.mail.eo.outlook.com: 10
- shuttleworth-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.216.49
- 104.21.43.24
- 2606:4700:3037::ac43:d831
- 2606:4700:3035::6815:2b18
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.41.58
- 52.101.41.28
- 2a01:111:f403:f907::1
- 2a01:111:f403:c902::5
- 2a01:111:f403:c946::6
- 2a01:111:f403:f901::1
SOA Record
Raw SOA
igor.ns.cloudflare.com dns.cloudflare.com 2398628185 10000 2400 604800 1800
Primary NS (mname)
igor.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398628185
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
igor.ns.cloudflare.com
sara.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:66.129.119.102 ip4:63.236.100.0/24 ip4:66.77.16.0/24 ip4:74.202.227.32/27 ip4:216.27.93.0/25 ip4:216.27.84.64/27 ip4:66.192.165.128/28 ip4:66.162.193.224/28 ip4:64.132.109.48/28 ip4:216.27.86.128/26 ip4:207.254.213.192/26 ip4:81.82.222.223 ip4:50.195.210.41 include:outlook.com exists:%{i}._spf.mta.salesforce.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; rf=afrf; pct=100;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=FycXH_w5wBNdfuRm593M8aRh06GSdZz5aaAEG_CyBJM
- linkedin-site-verification=4d4e5967-89d9-4ed9-bb80-614199bcf56e
- pardot892951=6e4a3279fefaf95a4215214a25a1a209928550a80dee7e7ce556649dd660b4a0
- SPFv=spf1 ip4:66.129.119.102 ip4:63.236.100.0/24 ip4:66.77.16.0/24 ip4:74.202.227.32/27 ip4:216.27.93.0/25 ip4:216.27.84.64/27 ip4:66.192.165.128/28 ip4:66.162.193.224/28 ip4:64.132.109.48/28 ip4:216.27.86.128/26 ip4:207.254.213.192/26 ip4:81.82.222.223 ip4:50.195.210.41 include:outlook.com exists:%{i}._spf.mta.salesforce.com ~all
- 4itf5kcagtao6350j14u9eceal
- 4l5q3d5rqtcll362l8t10j1lr9
- MS=ms79563649
Full email verification for shuttleworth.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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