napier.ac.uk

Valid Email Server
Domain Lookup › napier.ac.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
napier.ac.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 04:48:29 UTC · ↺ Refresh

MX Hostnames

  • napier-ac-uk.mail.protection.outlook.com

MX Priorities

  • napier-ac-uk.mail.protection.outlook.com: 0

A / AAAA Records

  • 146.176.202.99 ↩ www.napier.ac.uk

Mail Server IPs

  • 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
  • 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
  • 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
  • 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns3.napier.ac.uk dnsmaster.napier.ac.uk 2965 10800 3600 1814400 900
Primary NS (mname)
ns3.napier.ac.uk
Admin Email (rname)
dnsmaster@napier.ac.uk
Serial
2965
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
900s

Nameservers (NS)

ns3.napier.ac.uk
ns4.napier.ac.uk
ns4.ja.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:146.176.4.6 ip4:146.176.4.10 ip4:146.176.4.18 ip4:146.176.4.20 ip4:213.206.140.0/22 ip4:128.242.118.200 ip4:78.153.200.118 ip4:46.22.140.84 ip4:193.25.186.210 ip4:213.251.59.1 ip4:149.72.228.91 ip4:116.203.110.13 ip4:159.69.3.23 ip4:34.198.56.55 include:spf.protection.outlook.com include:spf-eu.exlibrisgroup.com include:spf.topdesk.net a:smtpout.cm-hosting.com include:amazonses.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

20 records
  • ms-domain-verification=b4d223fc-de02-4baf-91d7-d9b552c77726
  • ms-domain-verification=69f202c0-9683-4fc0-adb4-26c2d375a70e
  • adobe-idp-site-verification=3bfc8ddc6edf768b1381ab51544862c5748ff5d5343dc41dba672aa49521be1d
  • figma-domain-verification=504658fac49f5387754c359262d0e6eab0ab909eb8c2be32bb5d05a930d4ab29-1725542278
  • _9a2aanisykkk2g1wtw8e6t5j2s1xymj
  • jamf-site-verification=vDCwM-w95wWb5KddPmRKHA
  • d365mktkey=H9SuzCYUvPaE1t2lY1qhR2UND5V8kY8KrF0QXEZPNWAx
  • ms-domain-verification=1a2a0064-f46b-432a-a972-bfa6c9fefc26
  • MS=ms34442972
  • ms-domain-verification=bffbf629-e320-4c53-a56c-6088e313ce5e
  • ms-domain-verification=ddfd331f-d51c-4afd-acea-17bfee4e7787
  • d365mktkey=2EkSI1pONMJv93shOffiuZKFZcvmdItcMGif2FLHBSsx
  • cisco-ci-domain-verification=3088904563f06285516c403d6839677f5474196b6c38558b0b213b5ed6b631b0
  • ms-domain-verification=65876674-0813-488a-a135-8f30add3002b
  • ms-domain-verification=a76e6385-1ae2-4d84-bcc7-97004c4ca891
  • ms-domain-verification=441f4eae-4e23-46a4-af9e-4a813134a617
  • ms-domain-verification=987cdcc2-9ae2-49f4-9c79-e28e9176c691
  • ms-domain-verification=9d22551d-0fda-4ea9-a2cd-edb134e3f22b
  • Jg5wd/JH8N+z7kZESY/Ya4oSPMxN32xtK5UG60/trl9mHOHhVdQh0mlDG/T3Qa4WvzUHbG1JnRuc0dKA5H83cA==
  • SPFv=spf1 ip4:146.176.4.6 ip4:146.176.4.10 ip4:146.176.4.18 ip4:146.176.4.20 ip4:213.206.140.0/22 ip4:128.242.118.200 ip4:78.153.200.118 ip4:46.22.140.84 ip4:193.25.186.210 ip4:213.251.59.1 ip4:149.72.228.91 ip4:116.203.110.13 ip4:159.69.3.23 ip4:34.198.56.55 include:spf.protection.outlook.com include:spf-eu.exlibrisgroup.com include:spf.topdesk.net a:smtpout.cm-hosting.com include:amazonses.com -all
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