Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
quantum.one
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 22:47:11 UTC · ↺ Refresh
MX Hostnames
- quantum.one
MX Priorities
- quantum.one: 0
A / AAAA Records
- 165.22.123.139 ↩ host8.helloserver.win
Mail Server IPs
- 165.22.123.139 ↩ host8.helloserver.win
SOA Record
Raw SOA
ns1.helloserver.win hellosw.proton.me 2025092000 3600 1800 1209600 86400
Primary NS (mname)
ns1.helloserver.win
Admin Email (rname)
hellosw@proton.me
Serial
2025092000
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.helloserver.win
ns2.helloserver.win
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:165.22.123.139 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
5 records- SPFv=spf1 +a +mx +ip4:165.22.123.139 ~all
- 08cebbb6-463b-4cf3-b8f1-04d2f06504e2
- afternic-verification-Qvn3p7PuRqTYub6hbPxp9L
- 42e0f1f50d0746987983d8803018719123275674
- 53012de8b0b79984cd7c6667e5d6a1f9d5c91ed6
Full email verification for quantum.one
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits