casti.ca

Valid Email Server

Domain Overview

DNS: ✓ 9h ago Checker: ✓ 9h ago
casti.ca
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 18:25:25 UTC · ↺ Refresh

MX Hostnames

  • ALT1.ASPMX.L.GOOGLE.COM
  • ASPMX3.GOOGLEMAIL.COM
  • ASPMX2.GOOGLEMAIL.COM
  • ASPMX5.GOOGLEMAIL.COM
  • ASPMX4.GOOGLEMAIL.COM
  • ASPMX.L.GOOGLE.COM
  • ALT2.ASPMX.L.GOOGLE.COM

MX Priorities

  • aspmx5.googlemail.com: 30
  • aspmx2.googlemail.com: 30
  • aspmx3.googlemail.com: 30
  • alt2.aspmx.l.google.com: 20
  • alt1.aspmx.l.google.com: 20
  • aspmx.l.google.com: 10
  • aspmx4.googlemail.com: 30

A / AAAA Records

  • 45.33.34.165 ↩ li984-165.members.linode.com

Mail Server IPs

  • 173.194.76.27 ↩ ws-in-f27.1e100.net
  • 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net

SOA Record

Raw SOA ns1.mydyndns.org zone-admin.dyndns.com 2011081050 10800 1800 604800 1800
Primary NS (mname)
ns1.mydyndns.org
Admin Email (rname)
zone-admin@dyndns.com
Serial
2011081050
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ns3158.dns.dyn.com
ns1130.dns.dyn.com
ns2191.dns.dyn.com
ns4154.dns.dyn.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:64.59.134.13 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

3 records
  • google-site-verification=3XVXqLhu35VQKt4PmsL2B58Wpa3k0qEHPrjfBpCvkuc
  • SPFv=spf1 ip4:64.59.134.13 ~all
  • SPFv=spf1 include:_spf.google.com include:amazonses.com -all
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