Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
netzero.com
Yes
✓ Yes
Unknown
No
Yes
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 20:18:27 UTC · ↺ Refresh
MX Hostnames
- mx.vgs.untd.com
- mx.dca.untd.com
MX Priorities
- mx.dca.untd.com: 10
- mx.vgs.untd.com: 10
A / AAAA Records
- 64.136.53.71 ↩ my.vgs.netzero.net
- 64.136.45.71 ↩ my.dca.netzero.net
Mail Server IPs
- 64.136.44.37 ↩ mx.dca.untd.com
- 64.136.52.37 ↩ mx.vgs.untd.com
SOA Record
Raw SOA
authns1.untd.com hostmaster.noc.untd.com 2025122401 3600 300 864000 600
Primary NS (mname)
authns1.untd.com
Admin Email (rname)
hostmaster@noc.untd.com
Serial
2025122401
Refresh
3600s
Retry
300s
Expire
864000s
Minimum TTL
600s
Nameservers (NS)
authns1.untd.com
authns2.untd.com
authns3.untd.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:64.136.0.0/20 ip4:64.136.16.0/21 ip4:64.136.22.0/24 ip4:64.136.28.0/22 ip4:64.136.30.0/24 ip4:64.136.32.0/20 ip4:64.136.50.0/23 ip4:64.136.52.0/22 ?all
📊 DNS lookups: 0/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=10; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✗ None detectedNo 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
2 records- spf2.0/pra ip4:64.136.0.0/20 ip4:64.136.16.0/21 ip4:64.136.22.0/24 ip4:64.136.28.0/22 ip4:64.136.30.0/24 ip4:64.136.32.0/20 ip4:64.136.50.0/23 ip4:64.136.52.0/22 ?all
- SPFv=spf1 ip4:64.136.0.0/20 ip4:64.136.16.0/21 ip4:64.136.22.0/24 ip4:64.136.28.0/22 ip4:64.136.30.0/24 ip4:64.136.32.0/20 ip4:64.136.50.0/23 ip4:64.136.52.0/22 ?all
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