Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
s3gov.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 03:09:27 UTC · ↺ Refresh
MX Hostnames
- s3gov-com.mail.protection.outlook.com
MX Priorities
- s3gov-com.mail.protection.outlook.com: 1
A / AAAA Records
- 104.18.8.249 (no PTR)
- 104.18.9.249 (no PTR)
- 2606:4700::6812:8f9
- 2606:4700::6812:9f9
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
cheryl.ns.cloudflare.com dns.cloudflare.com 2399513498 10000 2400 604800 1800
Primary NS (mname)
cheryl.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399513498
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nikon.ns.cloudflare.com
cheryl.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:aspmx.pardot.com include:spf.protection.outlook.com include:amazonses.com include:spf.happyfox.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
4 records- pardot802213=7268a07a6596edd54d145942eff55cb672cb2d97d3440b448a96c0e897133344
- SPFv=spf1 include:aspmx.pardot.com include:spf.protection.outlook.com include:amazonses.com include:spf.happyfox.com include:_spf.psm.knowbe4.com -all
- MS=ms61281330
- apple-domain-verification=2JeVuSXaL0mZrppK
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