nassco.com

Valid Email Server
Domain Lookup › nassco.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nassco.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 19:00:19 UTC · ↺ Refresh

MX Hostnames

  • mail1.nassco.com
  • mail2.nassco.com

MX Priorities

  • mail1.nassco.com: 10
  • mail2.nassco.com: 10

A / AAAA Records

  • 141.193.213.10 (no PTR)
  • 141.193.213.11 (no PTR)

Mail Server IPs

  • 174.78.188.104 ↩ mail1.nassco.com
  • 174.78.188.107 ↩ mail2.nassco.com

SOA Record

Raw SOA ns59.worldnic.com namehost.worldnic.com 126031115 10800 3600 604800 3600
Primary NS (mname)
ns59.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031115
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns60.worldnic.com
ns59.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:174.78.188.104 ip4:174.78.188.107 ip4:174.78.188.109 ip4:18.207.87.206 ip4:174.129.8.146 ip4:174.129.192.189 ip4:216.54.58.58 ip4:216.54.58.59 include:spf.protection.office365.us mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

9 records
  • smartsheet-gov-site-validation=BN2u8f8EDyMzeexbFmlfAfB2dLKG8IHX
  • MS=C3078E08D05189D18F318F3193724E162E3AB781
  • n06i6t3e0p9spvgo7gaevge41l
  • va2EJ45ue6PS3LCWKUqj16ZVEWoIeWqGdzDyWEH+k8KW5mV2IM5tAZbKQzxzZJZuNyfGnAyyp0i39YUaMY56og==
  • SPFv=spf1 ip4:174.78.188.104 ip4:174.78.188.107 ip4:174.78.188.109 ip4:18.207.87.206 ip4:174.129.8.146 ip4:174.129.192.189 ip4:216.54.58.58 ip4:216.54.58.59 include:spf.protection.office365.us mx -all
  • MS=ms70240347
  • flexera-domain-verification-rrcrxlcvmbhvkfru
  • autodesk-domain-verification=g68MppNQa6tpVTkYWnO4
  • apple-domain-verification=joy1HFZtBdAJM040
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