Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
billionfish.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 02:57:21 UTC · ↺ Refresh
MX Hostnames
- mxw.263xmail.com
- mx01.263xmail.com
MX Priorities
- mxw.263xmail.com: 5
- mx01.263xmail.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 38.83.106.84 ↩ us-mx1.263.net
- 164.92.126.242 (no PTR)
- 143.110.227.31 (no PTR)
- 38.83.106.85 ↩ us-mx2.263.net
SOA Record
Raw SOA
dns21.hichina.com hostmaster.hichina.com 2026011209 3600 1200 86400 600
Primary NS (mname)
dns21.hichina.com
Admin Email (rname)
hostmaster@hichina.com
Serial
2026011209
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
dns22.hichina.com
dns21.hichina.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.263xmail.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.263xmail.com ~all
Full email verification for billionfish.com
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