Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
regents.ac.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 16:20:52 UTC · ↺ Refresh
MX Hostnames
- regents-ac-uk.mail.protection.outlook.com
MX Priorities
- regents-ac-uk.mail.protection.outlook.com: 10
A / AAAA Records
- 104.20.38.200 (no PTR)
- 172.66.170.166 (no PTR)
Mail Server IPs
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
xdns2.regents.ac.uk servicedesk.regents.ac.uk 2008024436 10800 3600 2419200 900
Primary NS (mname)
xdns2.regents.ac.uk
Admin Email (rname)
servicedesk@regents.ac.uk
Serial
2008024436
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
xdns2.regents.ac.uk
xdns1-her.regents.ac.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:159.183.229.115 ip4:194.83.242.250 ip4:80.69.25.58 ip4:80.69.25.59 include:wpm.flywire.com include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.aluminate.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;fo=1;ri=3600;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
✓ 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
17 records- QuoVadis=39c252bb-5b0f-4145-8198-d3f12edf52f5
- have-i-been-pwned-verification=dweb_jnv5b5rz9dyb4icxafph14jv
- _rc23w9w5sxy4vxcm22xcewpgmwv2bj8
- 249tLv2eO7LZiIiQPencQC/V0iLvXhXdfaZhauxUTeUign0uoSRLqN/zYhW3xGDQZvfAwDbzvssGYGWPFk3suw==
- facebook-domain-verification=v7zd9kilf6ndyxt20h4s50q96f88w2
- apple-domain-verification=oeVfALLVIrtIMT5M
- google-site-verification=jf0hy_92CMN4DDr_8R_mzlllrX0BS1y4Vp5ztgBL0OA
- bw=KXit3yM3qQuJ8jrieWDhj5aSkJbb7eQJx96UH8R35dkY
- AED9B88C-2B1B-4B85-8636-3255D98CC14B
- adobe-idp-site-verification=e9fe6e05-fbcc-4921-8385-7f84f11fb6d7
- autodesk-domain-verification=3KEzCUZ7S6LClwi0BztB
- jamf-site-verification=YITeTzZWdgkHi0G7cemgJA
- adeptat-domain-verification=vd94VuPVFo1WIUS0ciVQ8mIgZe2Hi5CJYw2MeAEa
- adobe-idp-site-verification=1c20ba974005e0ee13d6c853cd1be3da1d601b30ba0a886495ab34f27f73e07b
- MS=ms72092650
- SPFv=spf1 ip4:159.183.229.115 ip4:194.83.242.250 ip4:80.69.25.58 ip4:80.69.25.59 include:wpm.flywire.com include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.aluminate.net -all
- QuoVadis=e9594cfe-8653-478d-bb5b-8af6e667836b
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