Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
princes-trust.org.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 21:38:43 UTC · ↺ Refresh
MX Hostnames
- princestrust-org-uk01i.mail.protection.outlook.com
MX Priorities
- princestrust-org-uk01i.mail.protection.outlook.com: 0
A / AAAA Records
- 89.106.200.1 ↩ edge.redirect.pizza
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1276.awsdns-31.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1276.awsdns-31.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-2000.awsdns-58.co.uk
ns-696.awsdns-23.net
ns-73.awsdns-09.com
ns-1276.awsdns-31.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:91.146.110.204 ip4:52.18.185.124 ip4:50.31.34.113 ip4:85.255.17.135 ip4:85.255.26.148 include:rnmk.com include:spf.emailsignatures365.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; 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
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
16 records- SPFv=spf1 ip4:91.146.110.204 ip4:52.18.185.124 ip4:50.31.34.113 ip4:85.255.17.135 ip4:85.255.26.148 include:rnmk.com include:spf.emailsignatures365.com include:spf.protection.outlook.com -all
- workplace-domain-verification=ae129fc8-cda8-4bf9-91b5-f59b4265c2cd
- RP=2fa-validation-15102024-670e928e8143268da03dd4a4
- _7czl04hjts9s1qyp2yc4scv13x4u8hi
- atlassian-domain-verification=POBTj+/XTILVpHRbLJhOiw4ivn6rGnibMSvlqWLkZnC+zKxtPJK1Y72NufBmiY1t
- canva-site-verification=6wCf7bt0RaPZOI2ih8iZAA
- docusign=5dc2c7b3-95fe-4bb2-8001-5466973912cc
- docusign=6c119a98-004a-4ef9-a6f1-1ea5eeb59c67
- facebook-domain-verification=e9a5byc9vf3nt8926g4a4m0ekncrc9
- jq5tbsalbph4n6mb6gsg41nbp8
- miro-verification=8218f978ba0df1526dc6a110bcf6ab5e7d6cd46c
- ms=ms89103121
- ms=ms94085160
- nZkRXhsOrgGFQb3APJmX6CX4uklqpRt/3UjloKRMU73ZYKsgembdWQFBanz3zSH16PC/RAy9EYkSFA+6hiI6SQ==
- o30oon3k9uuofrj8g51ii1jeqv
- stripe-verification=8b86b146febc6ed66aa2c4ebe3ce9e927794709858e4c92337b676d3e033b060
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for princes-trust.org.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits