Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
weibo.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-07-17 16:06:33 UTC · ↺ Refresh
MX Hostnames
- mx.sina.net
MX Priorities
- mx.sina.net: 10
A / AAAA Records
- 36.51.224.123 (no PTR)
- 36.51.224.126 (no PTR)
Mail Server IPs
- 36.51.254.76 (no PTR)
SOA Record
Raw SOA
ns1.sina.com.cn zhihao.staff.sina.com.cn 1 28800 7200 604800 600
Primary NS (mname)
ns1.sina.com.cn
Admin Email (rname)
zhihao@staff.sina.com.cn
Serial
1
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns4.sina.com
ns4.sina.com.cn
ns2.sina.com.cn
ns1.sina.com.cn
ns3.sina.com.cn
ns3.sina.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.weibo.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- SPFv=spf1 include:spf.weibo.com -all
- google-site-verification=P4n0nSkaw97YPTZ_JTcVtmAnD8TzURwDaqKi8WGZSb4
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