rccglass-aluminum.com

Valid Email Server
Domain Lookup › rccglass-aluminum.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rccglass-aluminum.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 00:36:12 UTC · ↺ Refresh

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MX Hostnames

  • mailstore1.secureserver.net
  • smtp.secureserver.net

MX Priorities

  • mailstore1.secureserver.net: 10
  • smtp.secureserver.net: 0

A / AAAA Records

  • 172.67.220.227 (no PTR)
  • 104.21.24.226 (no PTR)
  • 2606:4700:3037::ac43:dce3 (no PTR)
  • 2606:4700:3031::6815:18e2 (no PTR)

Mail Server IPs

  • 216.69.141.114 ↩ osplibsmtp03-v02.prod.phx3.secureserver.net
  • 216.69.141.78 ↩ osplibsmtp01-v02.prod.phx3.secureserver.net
  • 216.69.141.162 ↩ osplibsmtp02-v02.prod.phx3.secureserver.net
  • 216.69.141.84 ↩ osplibsmtp02-v01.prod.phx3.secureserver.net
  • 216.69.141.71 ↩ osplibsmtp01-v01.prod.phx3.secureserver.net
  • 216.69.141.113 ↩ osplibsmtp03-v01.prod.phx3.secureserver.net

SOA Record

Raw SOA mallory.ns.cloudflare.com dns.cloudflare.com 2399890305 10000 2400 604800 1800
Primary NS (mname)
mallory.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399890305
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

robert.ns.cloudflare.com
mallory.ns.cloudflare.com

SPF Record

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

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ 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

4 records
  • google-site-verification=Y-w6XYRCky2HXKbJipYrG-I4A6Eaqc4hiDVXxtfWsGg
  • google-site-verification=y9O_zQ3naTqNqIxDVUZCQJiJy6qh1opfdATGOQrvnY4
  • SPFv=spf1 include:secureserver.net -all
  • D3941818
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