usmaintenance.com

Valid Email Server
Domain Lookup › usmaintenance.com

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
usmaintenance.com
Yes
✓ Yes
Symantec
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-29 06:19:05 UTC · ↺ Refresh

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MX Hostnames

  • cluster9a.us.messagelabs.com
  • cluster9.us.messagelabs.com

MX Priorities

  • cluster9.us.messagelabs.com: 0
  • cluster9a.us.messagelabs.com: 5

A / AAAA Records

  • 150.171.109.183 (no PTR)
  • 2603:1061:14:b6::1 (no PTR)

Mail Server IPs

  • 67.219.247.207 ↩ mail932.messagelabs.com
  • 67.219.250.219 ↩ mail952.messagelabs.com
  • 67.219.246.213 ↩ mail912.messagelabs.com
  • 67.219.247.111 ↩ mail924.messagelabs.com
  • 34.75.172.113 ↩ 113.172.75.34.bc.googleusercontent.com

SOA Record

Raw SOA pdns73.ultradns.com dnsadmin\.emcor.emcorgroup.com 2014081244 300 300 300 300
Primary NS (mname)
pdns73.ultradns.com
Admin Email (rname)
dnsadmin\@emcor.emcorgroup.com
Serial
2014081244
Refresh
300s
Retry
300s
Expire
300s
Minimum TTL
300s

Nameservers (NS)

pdns73.ultradns.com
pdns73.ultradns.net
pdns73.ultradns.org
pdns73.ultradns.biz

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf-0015e101.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;fo=1;rua=mailto:[email protected];ruf=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

2 records
  • SPFv=spf1 include:spf-0015e101.pphosted.com ~all
  • 5uv6psgnns4o302g7lhifjsp8i
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