Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dfc.gov
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 04:26:05 UTC · ↺ Refresh
MX Hostnames
- dfc-gov.mail.protection.outlook.com
MX Priorities
- dfc-gov.mail.protection.outlook.com: 0
A / AAAA Records
- 52.5.126.48 ↩ ec2-52-5-126-48.compute-1.amazonaws.com
Mail Server IPs
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
a1-48.akam.net hostmaster.dfc.gov 2019071683 3600 600 604800 300
Primary NS (mname)
a1-48.akam.net
Admin Email (rname)
hostmaster@dfc.gov
Serial
2019071683
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
a13-65.akam.net
a4-64.akam.net
a14-66.akam.net
a9-65.akam.net
a1-48.akam.net
a26-67.akam.net
SPF Record
✓ Strict (-all)
v=spf1 mx:dfc.gov ip4:34.202.72.124 ip4:141.146.131.0/24 ip4:148.87.67.0/24 ip4:192.236.3.45 ip4:52.222.69.242 ip4:54.196.143.32 ip4:149.96.192.2 ip4:149.96.193.2 include:spf.protection.outlook.com include:spf.constantcontact.com include:rp.oracleemaildelivery.com include:spf.salesforce.com include:servicenowservices.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; ri=3600; 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
15 records- google-site-verification=lQR9cPTJMp6B0j-UsGdyeJUbcOieRTVPpwvXz7V3IR0
- apple-domain-verification=CMXcHT8U2HbbQzo5
- adobe-idp-site-verification=e82ae467cdd45b79a19c976c959e96bc2f7e56742cc7715be198ab3cd6d2d559
- openai-domain-verification=dv-drFmcDteAvTBry8gqmjDIWQg
- docusign=ff83ff48-b8f4-4c1f-bac9-5ecd31539b54
- bLJ8E7VyeVA6IrDdPoaUWfEKHw5O//xTAk0ENLrJTM7FAFjhikNP/zTZ918L6lGqRLj0YFlc9Kk3TdkrKi4z9w==
- 9lv85358q266qrcf0dhh8j01v0xrx4fl
- MS=ms93440271
- _c2cbz5azvh8yp2d4iedthjq2hbpopdx
- SPFv=spf1 mx:dfc.gov ip4:34.202.72.124 ip4:141.146.131.0/24 ip4:148.87.67.0/24 ip4:192.236.3.45 ip4:52.222.69.242 ip4:54.196.143.32 ip4:149.96.192.2 ip4:149.96.193.2 include:spf.protection.outlook.com include:spf.constantcontact.com include:rp.oracleemaildelivery.com include:spf.salesforce.com include:servicenowservices.com -all
- box-domain-verification=b7a70d6320fc8188130df7d856c7a0f3390cc3640a8efba0269ddc79b0d0268d
- _gy8vpm1cdjrac6qq8c9qca07af772ta
- v=verifydomain MS=ms73020855
- v=msv1 t=29B2EB03-241B-4571-9960-9D93C5E3C9B4
- z9fidIZ1H7a7gP6w0PxIxl3bnpoy9YcZo8EDKVSPC0009w4BRME8p04Od9EuyD0AO+orvpWh1cDwksHb4K1/Vg==
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