usit.net

Valid Email Server
Domain Lookup › usit.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
usit.net
Yes
✓ Yes
Unknown
No
Yes
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 03:07:38 UTC · ↺ Refresh

MX Hostnames

  • mx03.earthlink-vadesecure.net
  • mx02.earthlink-vadesecure.net
  • mx01.earthlink-vadesecure.net
  • mx04.earthlink-vadesecure.net

MX Priorities

  • mx01.earthlink-vadesecure.net: 5
  • mx02.earthlink-vadesecure.net: 5
  • mx03.earthlink-vadesecure.net: 5
  • mx04.earthlink-vadesecure.net: 5

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 51.81.61.70 ↩ mx01.earthlink-vadesecure.net
  • 51.81.61.71 ↩ mx02.earthlink-vadesecure.net
  • 51.81.232.218 ↩ mx03.earthlink-vadesecure.net
  • 147.135.98.120 ↩ mx04.earthlink-vadesecure.net

SOA Record

Raw SOA carl.ns.cloudflare.com dns.cloudflare.com 2398067255 10000 2400 604800 1800
Primary NS (mname)
carl.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398067255
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

carl.ns.cloudflare.com
rihana.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:earthlink.net -all
📊 DNS lookups: 1/10
✓ 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

1 record
  • SPFv=spf1 include:earthlink.net -all
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