Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mufoundation.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 18:50:58 UTC · ↺ Refresh
MX Hostnames
- cluster1a.eu.messagelabs.com
- cluster1.eu.messagelabs.com
- mufoundation-org.mail.protection.outlook.com
MX Priorities
- mufoundation-org.mail.protection.outlook.com: 0
- cluster1.eu.messagelabs.com: 10
- cluster1a.eu.messagelabs.com: 10
A / AAAA Records
- 204.74.99.103
Mail Server IPs
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 195.245.231.67 ↩ mail872.messagelabs.com
- 85.158.142.217 ↩ mail830.messagelabs.com
- 85.158.142.213
- 195.245.230.197
- 195.245.231.74
- 195.245.230.192
- 34.91.159.228
SOA Record
Raw SOA
udns1.cscdns.net premiumdns.support.neustar 2019102558 10800 1800 3600000 21600
Primary NS (mname)
udns1.cscdns.net
Admin Email (rname)
premiumdns@support.neustar
Serial
2019102558
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
21600s
Nameservers (NS)
udns1.cscdns.net
udns2.cscdns.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:212.54.131.24 ip4:185.113.241.164 include:_spf.createsend.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;adkim=s;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- SPFv=spf1 ip4:212.54.131.24 ip4:185.113.241.164 include:_spf.createsend.com include:spf.protection.outlook.com -all
- MS=ms17114744
- apple-domain-verification=MRZJy9TnChKFmE0Z
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 mufoundation.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits