Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
mrerwin.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 15:07:17 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx2.emailsrvr.com: 10
- mx1.emailsrvr.com: 0
A / AAAA Records
- 104.21.84.50 (no PTR)
- 172.67.186.145 (no PTR)
- 2606:4700:3032::6815:5432 (no PTR)
- 2606:4700:3035::ac43:ba91 (no PTR)
Mail Server IPs
- 108.166.43.2 ↩ mx2.emailsrvr.com
- 146.20.161.2 ↩ mx2.emailsrvr.com
- 173.203.187.2 ↩ mx2.emailsrvr.com
- 184.106.54.2 ↩ mx2.emailsrvr.com
- 184.106.54.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
cloe.ns.cloudflare.com dns.cloudflare.com 2401418890 10000 2400 604800 1800
Primary NS (mname)
cloe.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2401418890
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cloe.ns.cloudflare.com
jerome.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.170.124.200 include:spf-a.entirelydigital.com +a +mx +include:relay.mailchannels.net include:emailsrvr.com -all
📊 DNS lookups: 6/10
✓ 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
✓ 1 found
default._domainkey
✓ Public key: 168 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 ip4:216.170.124.200 include:spf-a.entirelydigital.com +a +mx +include:relay.mailchannels.net include:emailsrvr.com -all
- google-site-verification=CBIHlENsS6smrvVu4uhr01ZYr-Vmer97AuuFe1x9TUM
Full email verification for mrerwin.com
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