hashdata.cn

Valid Email Server
Domain Lookup › hashdata.cn

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hashdata.cn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-14 02:33:33 UTC · ↺ Refresh

MX Hostnames

  • mx2.feishu.cn
  • mx3.feishu.cn
  • mx1.feishu.cn

MX Priorities

  • mx1.feishu.cn: 1
  • mx3.feishu.cn: 10
  • mx2.feishu.cn: 5

A / AAAA Records

  • 203.107.45.167 ↩ catl.com

Mail Server IPs

  • 52.220.106.220 ↩ ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
  • 101.126.58.225 (no PTR)
  • 122.14.229.0 (no PTR)

SOA Record

Raw SOA dns9.hichina.com hostmaster.hichina.com 2026010913 3600 1200 86400 600
Primary NS (mname)
dns9.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026010913
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s

Nameservers (NS)

dns10.hichina.com
dns9.hichina.com

SPF Record

✓ Strict (-all)
v=spf1 +include:_netblocks.m.feishu.cn -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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:_netblocks.m.feishu.cn -all
  • verification-code-site-App_feishu=ED3OcgcDNESWYxNTosNy
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