Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
sg-micro.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-01 16:41:01 UTC · ↺ Refresh
MX Hostnames
- mxbiz1.qq.com
- mxbiz2.qq.com
MX Priorities
- mxbiz2.qq.com: 10
- mxbiz1.qq.com: 5
A / AAAA Records
- 43.132.189.15 (no PTR)
Mail Server IPs
- 43.154.252.202 (no PTR)
- 43.154.252.16 (no PTR)
- 103.86.78.2 (no PTR)
- 103.86.78.3 (no PTR)
SOA Record
Raw SOA
ns3.dnsv2.com level3dnsadmin.dnspod.com 1778149064 3600 180 1209600 180
Primary NS (mname)
ns3.dnsv2.com
Admin Email (rname)
level3dnsadmin@dnspod.com
Serial
1778149064
Refresh
3600s
Retry
180s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns3.dnsv2.com
ns4.dnsv2.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mail.qq.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=n8_7OmlyxscmomM3MoVg3wq36O-84FS4YTHBXMV3hSQ
- globalsign-domain-verification=O0eBssX3OfEAfXrAV4agVbkAgzUXwpgEkIpQuHBW8t
- SPFv=spf1 include:spf.mail.qq.com -all
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