Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
irishexchangelp.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 16:23:17 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 23.249.12.84 (no PTR)
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns55.worldnic.com namehost.worldnic.com 126031720 10800 3600 604800 3600
Primary NS (mname)
ns55.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031720
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns55.worldnic.com
ns56.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com a:irishexchangelp-com.relay1a.smtp25.com a:irishexchangelp-com.relay1b.smtp25.com a:irishexchangelp-com.relay1c.smtp25.com a:irishexchangelp-com.out.smtp25.com include:tdxmail.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
📊 DNS lookups: 8/10
✓ 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
✓ 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
4 records- MS=ms59812164
- ppe-f4b9e0e667f2d085032ff5901fda730c2f055feb
- 2tghaqgp6bpci0i962a1ck0frj
- SPFv=spf1 a:dispatch-us.ppe-hosted.com a:irishexchangelp-com.relay1a.smtp25.com a:irishexchangelp-com.relay1b.smtp25.com a:irishexchangelp-com.relay1c.smtp25.com a:irishexchangelp-com.out.smtp25.com include:tdxmail.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
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