Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nationaldesign.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 14:16:45 UTC · ↺ Refresh
MX Hostnames
- smtp.pens.com
- us-smtp-inbound-2.mimecast.com
- nationaldesign-com.mail.protection.outlook.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
- smtp.pens.com: 50
- nationaldesign-com.mail.protection.outlook.com: 0
A / AAAA Records
- 108.59.160.10
- 108.59.160.11
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901::
- 2a01:111:f403:f913::
- 2a01:111:f403:c922::
- 2a01:111:f403:c946::2
SOA Record
Raw SOA
ns-1665.awsdns-16.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1665.awsdns-16.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1255.awsdns-28.org
ns-1665.awsdns-16.co.uk
ns-469.awsdns-58.com
ns-1004.awsdns-61.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; sp=none;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
5 records- NOSubygTXnjjqHQPW/TYxVTrsAbV7umUe53Mf22lv9/SeBR/1Bwi5iXdVk/LeX8z3O50llJrVA4dppoYibu0xg==
- saKVm2jADqZGuejLfxKt8V7Qbypd76UWiKFD++woj4lTLj3Ns9bJBojYp3eJ4pn0ghR2sMkPaKey3X4FaAgCVw==
- twwwgbsF8AruGiV8UQl7W7gLBPhhHUotxoHkdv1xkYDUMXrg4DulU4uiNSQp1QGre+Bjijr+SXzL5ib4M0a91g==
- SPFv=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
- MS=ms64526360
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