Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
southampton.ac.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 19:39:04 UTC · ↺ Refresh
MX Hostnames
- southampton-ac-uk.mail.protection.outlook.com
MX Priorities
- southampton-ac-uk.mail.protection.outlook.com: 10
A / AAAA Records
- 152.78.118.52 (no PTR)
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
srv03247.soton.ac.uk network.soton.ac.uk 2002076294 10800 3600 2419200 900
Primary NS (mname)
srv03247.soton.ac.uk
Admin Email (rname)
network@soton.ac.uk
Serial
2002076294
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
ns0.soton.ac.uk
ns3.ja.net
ns3.soton.ac.uk
ns2.soton.ac.uk
ns1.soton.ac.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:185.3.164.176 mx include:spf.protection.outlook.com include:servers.mcsv.net include:hobsonsmail.com include:mail-eu.geckoform.com include:_spf.mailgun.org -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
14 records- efcac4e7-3b81-4ea0-8d6a-0afb3c90f150
- d365mktkey=f2GFbhzY9JE2l4ZUosMGJ69aJRLMgc7945ci4XQYPDMx
- d365mktkey=tc1uwdVKxb2jMSRg4yVdzAx62c5ub4zrFdtiSqA3u00x
- d365mktkey=RE93RTaFa9pBUERjbn5w0o7ApZ5TsSdGxGO6wrBeKBsx
- MCvCAISxjU7MLuMFbSWlluLLrmWq0uCT85YNa8tko3DG9+80PV6aqA94f/KsnZotfQRPpo+OYnM9PktOLDwO0A==
- SPFv=spf1 ip4:185.3.164.176 mx include:spf.protection.outlook.com include:servers.mcsv.net include:hobsonsmail.com include:mail-eu.geckoform.com include:_spf.mailgun.org -all
- atlassian-domain-verification=f3XIbt5bntQLibPspuvGMdawhGZhwLD0Dh9UBfk0sDlYKhOdLcUZmW5KCGbmAXt2
- Q1ZupViWEenfU6fRL0GqvqcEgWJ+dDXOGemkJw5wdcL0sb1Stu9/eZk9pdiB++Yh29gltBydeG9XfiNna7bAdA==
- google-site-verification=p4KCmcLwGDDOTq3au6PlsSf_avUgEOcCNdCOHSRy6Zc
- d365mktkey=mTRDh9IU0CXISa67nOdx5NrMgCbo7Khdr3XJToesHeQx
- msfpkey=4gmvq3p8xt90taw3gurv1crrf
- atlassian-domain-verification=UhgQdSlTFF5ICrMhdfm73YRzvx45gm5lGhhQsqdiwiv5QYEGLCdb4f/LMGwOxIgI
- MS=ms83238610
- d365mktkey=rfYYOraCyh8hiZhK1yqHCXv2F2psd1DyxEP2gZG1PyQx
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