Domain Overview
DNS: ✓ 8h ago
Checker: ✓ 8h ago
rmsothebys.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 15:11:09 UTC · ↺ Refresh
MX Hostnames
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- mx1-us1.ppe-hosted.com: 1
- mx2-us1.ppe-hosted.com: 2
A / AAAA Records
- 20.127.68.50 (no PTR)
Mail Server IPs
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
SOA Record
Raw SOA
ns1-36.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-36.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-36.azure-dns.com
ns2-36.azure-dns.net
ns3-36.azure-dns.org
ns4-36.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.messagegears.net include:spf.protection.outlook.com include:u14207550.wl051.sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; sp=quarantine; aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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- google-site-verification=mIcsKIjDzSyL7BEZtZQKPo6JTDSNDhvxDrjmhror7D0
- SPFv=spf1 include:_spf.messagegears.net include:spf.protection.outlook.com include:u14207550.wl051.sendgrid.net -all
- atlassian-domain-verification=uEk9/Y5KYTMxUocUvPPHFyVRLgmLYAsuO3Oh1mbqdw/Laa81UiGCNcAvuu9kZiUg
- docusign=adf2becb-37a8-4cc2-8265-866d6ba8bc45
Full email verification for rmsothebys.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits