alvaradosmith.com

Valid Email Server
Domain Lookup › alvaradosmith.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
alvaradosmith.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 07:54:51 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 198.211.99.64 ↩ albiorix.mightily.space

Mail Server IPs

  • 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA ns73.worldnic.com namehost.worldnic.com 124022311 10800 3600 604800 3600
Primary NS (mname)
ns73.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124022311
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns73.worldnic.com
ns74.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:_netblocks.mimecast.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • 0ed1fe018a5a9faf69e8d34e2091aaf1ea3ee39dea
  • SPFv=spf1 include:_netblocks.mimecast.com -all
  • duo_sso_verification=J1vkPqRDmrXKlE5bWUnp8x5JkEKRSCiWBM1OckZpgPy9xdPn9XF4kpzhjp5F4y8A
  • 0ed1fe018aa63b5489de7a45ba893725b80e2bd9da
  • MS=ms31395250
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