castervision.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
castervision.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 08:50:51 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 172.67.209.168 (no PTR)
  • 104.21.50.190
  • 2606:4700:3030::6815:32be
  • 2606:4700:3034::ac43:d1a8

Mail Server IPs

  • 142.251.167.27 ↩ ww-in-f27.1e100.net
  • 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
  • 142.251.163.27 ↩ wv-in-f27.1e100.net
  • 142.251.163.26 ↩ wv-in-f26.1e100.net
  • 142.251.167.26 ↩ ww-in-f26.1e100.net
  • 2607:f8b0:4004:c1d::1a ↩ ww-in-f26.1e100.net
  • 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
  • 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.net
  • 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net

SOA Record

Raw SOA coco.ns.cloudflare.com dns.cloudflare.com 2399545389 10000 2400 604800 1800
Primary NS (mname)
coco.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399545389
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

coco.ns.cloudflare.com
jake.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

8 records
  • puscvkog7n8dr1h302nbs94a42
  • SPFv=spf1 include:_spf.google.com ~all
  • SPFv=spf1 include:secureserver.net -all
  • 82rbqurtlmfpnl0u5gulcp2bgr
  • bojm5a2v8jlmr9ihtj2m8cecb9
  • google-gws-recovery-domain-verification=60477143
  • google-site-verification=Me9Pb3pFzHhfA5-TqT3D7lIIQ3rs7Gq02LhdGGiDU90
  • mt-89046376
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