Domain Overview
DNS: ✓ 5h ago
Checker: ✓ 5h ago
haimamedia.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-02 17:10:18 UTC · ↺ Refresh
MX Hostnames
- mx3.feishu.cn
- mx1.feishu.cn
- mx2.feishu.cn
MX Priorities
- mx3.feishu.cn: 10
- mx2.feishu.cn: 5
- mx1.feishu.cn: 1
A / AAAA Records
- 47.93.46.194 (no PTR)
Mail Server IPs
- 122.14.229.0 (no PTR)
- 101.126.58.225 (no PTR)
- 52.220.106.220 ↩ ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
SOA Record
Raw SOA
dns3.hichina.com hostmaster.hichina.com 2026011209 3600 1200 86400 600
Primary NS (mname)
dns3.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026011209
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
dns3.hichina.com
dns4.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
✓ Reject
v=DMARC1;p=reject;ruf=mailto:[email protected];rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 +include:_netblocks.m.feishu.cn -all
- verification-code-site-App_feishu=bllxbmWpRdz2kd0QnchW
- google-site-verification=6kujneoeZkH55m0ykRs6-zMPpLcQW7Dq2Z5pRaZc5Rk
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