gao.gov

Valid Email Server
Domain Lookup › gao.gov

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gao.gov
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 02:02:40 UTC · ↺ Refresh

MX Hostnames

  • mxb-0030d401.gslb.pphosted.com
  • mxa-0030d401.gslb.pphosted.com

MX Priorities

  • mxa-0030d401.gslb.pphosted.com: 10
  • mxb-0030d401.gslb.pphosted.com: 10

A / AAAA Records

  • 52.72.207.206 ↩ ec2-52-72-207-206.compute-1.amazonaws.com

Mail Server IPs

  • 148.163.142.160 ↩ mx0b-0030d401.pphosted.com

SOA Record

Raw SOA sauthns2.qwest.net abuse.aup.lumen.com 2260312015 10800 3600 604800 300
Primary NS (mname)
sauthns2.qwest.net
Admin Email (rname)
abuse@aup.lumen.com
Serial
2260312015
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

sauthns1.qwest.net
sauthns2.qwest.net

SPF Record

✓ Strict (-all)
v=spf1 mx a:websurveys.gao.gov a:listserv.gao.gov include:spf-0030d401.pphosted.com include:_spf.qualtrics.com include:spf.protection.outlook.com include:spfa.gao.gov -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
  • SPFv=spf1 mx a:websurveys.gao.gov a:listserv.gao.gov include:spf-0030d401.pphosted.com include:_spf.qualtrics.com include:spf.protection.outlook.com include:spfa.gao.gov -all
  • MS=ms93491652
  • wpg9KW332nc/Tl5aOtgUNB6mZ+kw4CKtW14Qe+nmU68lec7WcpK6IY9ht4XK6j30gqkFhy0WRrSwQxHQo7Y6Rw==
  • adobe-idp-site-verification=9ec7c19bd24109a66645b3c15149071982b6300b62123ad65f7b98a97772cf08
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