Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
industry.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 06:31:52 UTC · ↺ Refresh
MX Hostnames
- mail.protonmail.ch
- mailsec.protonmail.ch
MX Priorities
- mail.protonmail.ch: 10
- mailsec.protonmail.ch: 20
A / AAAA Records
- 172.67.202.68 (no PTR)
- 104.21.93.12 (no PTR)
- 2606:4700:3033::6815:5d0c (no PTR)
- 2606:4700:3031::ac43:ca44 (no PTR)
Mail Server IPs
- 176.119.200.128 ↩ mail.protonmail.ch
- 185.205.70.128 ↩ mail.protonmail.ch
- 185.70.42.128 ↩ mail.protonmail.ch
- 176.119.200.129 ↩ mailsec.protonmail.ch
- 185.70.42.129 ↩ mailsec.protonmail.ch
- 185.205.70.129 ↩ mailsec.protonmail.ch
SOA Record
Raw SOA
leonidas.ns.cloudflare.com dns.cloudflare.com 2399401750 10000 2400 604800 1800
Primary NS (mname)
leonidas.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399401750
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sima.ns.cloudflare.com
leonidas.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mailjet.com include:_spf.protonmail.ch mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- protonmail-verification=f690ce41081116f6819a24e5cd2c7b71b9bbfa70
- SPFv=spf1 include:spf.mailjet.com include:_spf.protonmail.ch mx ~all
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