cresporoofing.com

Valid Email Server
Domain Lookup › cresporoofing.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cresporoofing.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 14:00:40 UTC · ↺ Refresh

MX Hostnames

  • mail.protonmail.ch
  • mailsec.protonmail.ch

MX Priorities

  • mailsec.protonmail.ch: 20
  • mail.protonmail.ch: 10

A / AAAA Records

  • 104.21.9.51 (no PTR)
  • 172.67.141.191 (no PTR)
  • 2606:4700:3033::6815:933 (no PTR)
  • 2606:4700:3035::ac43:8dbf (no PTR)

Mail Server IPs

  • 176.119.200.129 ↩ mailsec.protonmail.ch
  • 185.70.42.129 ↩ mailsec.protonmail.ch
  • 185.205.70.129 ↩ mailsec.protonmail.ch
  • 185.70.42.128 ↩ mail.protonmail.ch
  • 185.205.70.128 ↩ mail.protonmail.ch
  • 176.119.200.128 ↩ mail.protonmail.ch

SOA Record

Raw SOA jasmine.ns.cloudflare.com dns.cloudflare.com 2398058052 10000 2400 604800 1800
Primary NS (mname)
jasmine.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398058052
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

lewis.ns.cloudflare.com
jasmine.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.protonmail.ch ~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

✗ 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:_spf.protonmail.ch ~all
  • protonmail-verification=46aa87f70c256b8b064bd7a7b236f14132f91de8
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