studio91.ca

Valid Email Server
Domain Lookup › studio91.ca

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
studio91.ca
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 20:40:51 UTC · ↺ Refresh

MX Hostnames

  • alt1.aspmx.l.google.com
  • aspmx.l.google.com
  • alt2.aspmx.l.google.com

MX Priorities

  • aspmx.l.google.com: 10
  • alt2.aspmx.l.google.com: 30
  • alt1.aspmx.l.google.com: 20

A / AAAA Records

  • 141.193.213.11 (no PTR)
  • 141.193.213.10 (no PTR)

Mail Server IPs

  • 172.253.122.26 ↩ bh-in-f26.1e100.net
  • 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)

SOA Record

Raw SOA ns1.mydyndns.org zone-admin.dyndns.com 2009023031 10800 1800 604800 1800
Primary NS (mname)
ns1.mydyndns.org
Admin Email (rname)
zone-admin@dyndns.com
Serial
2009023031
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ns4139.dns.dyn.com
ns3195.dns.dyn.com
ns2144.dns.dyn.com
ns1140.dns.dyn.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 3 found
google._domainkey
selector1._domainkey
selector2._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

2 records
  • SPFv=spf1 include:_spf.google.com include:spf.protection.outlook.com ~all
  • MS=54778412E6DFC44F8E1C445EA8E1129E725AA96F
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