Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sistime.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 02:01:25 UTC · ↺ Refresh
MX Hostnames
- mx.ym.163.com
MX Priorities
- mx.ym.163.com: 10
A / AAAA Records
- 106.52.88.179 (no PTR)
Mail Server IPs
- 111.124.200.35 (no PTR)
SOA Record
Raw SOA
bizcn1.dnspod.net freednsadmin.dnspod.com 1727332964 3600 180 1209600 180
Primary NS (mname)
bizcn1.dnspod.net
Admin Email (rname)
freednsadmin@dnspod.com
Serial
1727332964
Refresh
3600s
Retry
180s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
bizcn1.dnspod.net
bizcn2.dnspod.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:wm.spf.ntesmail.com include:spf.163.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; ruf=mailto:[email protected]; 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: 216 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
1 record- SPFv=spf1 include:wm.spf.ntesmail.com include:spf.163.com ~all
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