Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sycwin.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 00:54:30 UTC · ↺ Refresh
MX Hostnames
- mx.sycwin.com
MX Priorities
- mx.sycwin.com: 1
A / AAAA Records
- 172.67.184.49 (no PTR)
- 104.21.36.22 (no PTR)
- 2606:4700:3033::ac43:b831 (no PTR)
- 2606:4700:3031::6815:2416 (no PTR)
Mail Server IPs
- 149.28.145.86 ↩ 149.28.145.86.maxxmailer.com
SOA Record
Raw SOA
brady.ns.cloudflare.com dns.cloudflare.com 2399347059 10000 2400 604800 1800
Primary NS (mname)
brady.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399347059
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
brady.ns.cloudflare.com
meg.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:149.28.145.86 include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
3 records- google-site-verification=SNTQoRQRRSDIVPlwsCiildxIivWprDv2z8BXUExsbiA
- google-site-verification=vKFumyoFBKZrgdhwASOZ2iLVhd-Ap0_t9X0qqB1qkDY
- SPFv=spf1 +a +mx +ip4:149.28.145.86 include:_spf.google.com -all
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