Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cortico.ca
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 09:52:24 UTC · ↺ Refresh
MX Hostnames
- aspmx3.googlemail.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
MX Priorities
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
A / AAAA Records
- 193.188.15.102 (no PTR)
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
andy.ns.cloudflare.com dns.cloudflare.com 2399234579 10000 2400 604800 1800
Primary NS (mname)
andy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399234579
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
andy.ns.cloudflare.com
nina.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:smtp.groovehq.com include:_spf.google.com include:emsd1.com include:amazonses.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._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
6 records- google-site-verification=dyS9T2UWDpumHAMiq0G85Zb5lxl7Q7aacNbyC7Mk4Mg
- google-site-verification=kuJRC5Svg4y0ZdCddwBmSo6cCNxbqcG4yI7wm0cn8wY
- k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76yojh54Xu3uSbQ3JP0A7k8o8GutRF8zbFUA8n0ZH2y0cIEjMliXY4W4LwPA7m4q0ObmvSjhd63O9d8z1XkUBwIDAQAB
- SPFv=spf1 include:smtp.groovehq.com include:_spf.google.com include:emsd1.com include:amazonses.com -all
- facebook-domain-verification=6m56rr8wvmzzll5psya0is4i5tciim
- google-site-verification=B9YrhdCRtTm4flT51VI-3iFgLVOJwzLfiBT-bR4JheI
Full email verification for cortico.ca
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