Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sec.gov
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:26:51 UTC · ↺ Refresh
MX Hostnames
- sec-gov.mail.protection.outlook.com
MX Priorities
- sec-gov.mail.protection.outlook.com: 10
A / AAAA Records
- 23.52.147.191 ↩ a23-52-147-191.deploy.static.akamaitechnologies.com
- 2600:141b:1c00:4a4::17b2 ↩ g2600-141b-1c00-04a4-0000-0000-0000-17b2.deploy.static.akamaitechnologies.com
- 2600:141b:1c00:4a0::17b2
Mail Server IPs
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
d1-dns-f1.sec.gov hostmaster.sec.gov 2020112844 10800 3600 2419200 300
Primary NS (mname)
d1-dns-f1.sec.gov
Admin Email (rname)
hostmaster@sec.gov
Serial
2020112844
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
a18-65.akam.net
a3-67.akam.net
a7-65.akam.net
a20-66.akam.net
a6-64.akam.net
a1-32.akam.net
SPF Record
✓ Strict (-all)
v=spf1 include:_mail.sec.gov include:_sas.sec.gov include:_sas1.sec.gov include:_sas2.sec.gov ip4:162.138.52.160 ip4:162.138.52.161 ip4:162.138.53.160 ip4:162.138.53.161 include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]!10m,mailto:[email protected]!10m,mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m,mailto:[email protected]!10m,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
16 records- adobe-idp-site-verification=97319342-419d-4786-87b7-130e1e301d13
- y2tqkx3t30c3sr5smhvn1d0rvcy647qq
- atlassian-domain-verification=awDgAKnU26QrwpZblzNS4OGF8kEEJPtUij0S0WKf13T9qRfcH0wHAGU9DK/Mbwoy
- MS=ms60731568
- cisco-ci-domain-verification=6916e9cd0609e361edcbea866535f0538c7de04c019c5d4669caf5eeefd6ca58
- webexdomainverification.7GA36=c6ae2a26-765a-4237-b87d-f6bddc7a9cd8
- dtm-domain-verification=BcAH-g0ZVzOswh5LL4axbbHI3sWosnxP15V8LAgmmPw
- _cz0i16g8zz5maeoxkaxts6mosrsg7n6
- spf2.0/pra
- SPFv=spf1 include:_mail.sec.gov include:_sas.sec.gov include:_sas1.sec.gov include:_sas2.sec.gov ip4:162.138.52.160 ip4:162.138.52.161 ip4:162.138.53.160 ip4:162.138.53.161 include:spf.protection.outlook.com -all
- _2haihd08iwp4vmrvs9mrm1dsncy86py
- X4U/iY9l80yKA4myted6fgTySSIGMnzLSdq/xloixnLrcdKk/Vv/iv0ilF4VuFx0pmVEMwe5HvDilwYRg72RGA==
- apple-domain-verification=S8k2enqunoaJUuJA
- google-site-verification=9GMDw2_WQPOazSHPiWGVPuC5PKpwfADDisMN7sEhMM0
- apple-domain-verification=jlno4yB7g7OgHZk5
- ms-domain-verification=ba4248b5-acc8-41ea-8703-abebfda1a96a
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