dublinblue.com

Valid Email Server

Domain Overview

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

Checked via [email protected] · 2026-03-29 07:33:34 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 104.131.170.66 ↩ 1418387.cloudwaysapps.com

Mail Server IPs

  • 172.253.62.27 ↩ bc-in-f27.1e100.net
  • 142.251.179.26 ↩ pd-in-f26.1e100.net
  • 142.251.179.27 ↩ pd-in-f27.1e100.net
  • 64.233.180.26 ↩ pe-in-f26.1e100.net
  • 64.233.180.27 ↩ on-in-f27.1e100.net
  • 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
  • 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
  • 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
  • 2607:f8b0:4004:c21::1a ↩ pe-in-f26.1e100.net

SOA Record

Raw SOA dns1.registrar-servers.com hostmaster.registrar-servers.com 1772849537 43200 3600 604800 3601
Primary NS (mname)
dns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1772849537
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s

Nameservers (NS)

dns2.registrar-servers.com
dns1.registrar-servers.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx include:_spf.mlsend.com include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject; sp=reject; pct=100; ri=86400; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✓ 1 found
google._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

3 records
  • google-site-verification=jTvLoaaC8_GXnsYjwVV-pA_km9FSTkUD5j_wDDmfcS0
  • mailerlite-domain-verification=f5b6b59a7b6ab2269412f5c0b3978fd24286d2c2
  • SPFv=spf1 a mx include:_spf.mlsend.com include:_spf.google.com ~all
Full email verification for dublinblue.com

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