Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
georgetownco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 16:09:45 UTC · ↺ Refresh
MX Hostnames
- georgetownco-com.mail.protection.outlook.com
MX Priorities
- georgetownco-com.mail.protection.outlook.com: 10
A / AAAA Records
- 198.49.23.144 (no PTR)
- 198.185.159.144 (no PTR)
- 198.185.159.145
- 198.49.23.145
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.mydyndns.org zone-admin.dyndns.com 2023103109 10800 1800 604800 1800
Primary NS (mname)
ns1.mydyndns.org
Admin Email (rname)
zone-admin@dyndns.com
Serial
2023103109
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns3175.dns.dyn.com
ns4139.dns.dyn.com
ns2162.dns.dyn.com
ns1179.dns.dyn.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → 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
4 records- MS=ms79386401
- SPFv=spf1 include:spf.protection.outlook.com -all
- openai-domain-verification=dv-epyqIH64ZWXcdP1Y7fOWTNal
- anthropic-domain-verification-5aefsc=bHiQPso9KOEtW6j6iY6uoOHYc
Full email verification for georgetownco.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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