Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cognosmkt.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 13:17:50 UTC · ↺ Refresh
MX Hostnames
- ASPMX2.GOOGLEMAIL.com
- ASPMX3.GOOGLEMAIL.com
- ASPMX.L.GOOGLE.com
- ALT2.ASPMX.L.GOOGLE.com
- ALT1.ASPMX.L.GOOGLE.com
MX Priorities
- aspmx3.googlemail.com: 50
- aspmx2.googlemail.com: 40
- aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 30
- alt1.aspmx.l.google.com: 20
A / AAAA Records
- 162.159.137.9 (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::1a (no PTR)
- 142.251.16.26 ↩ bl-in-f26.1e100.net
- 2607:f8b0:4004:c08::1b ↩ bi-in-f27.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
SOA Record
Raw SOA
ns.rackspace.com hostmaster.rackspace.com 1730230650 3600 300 1814400 300
Primary NS (mname)
ns.rackspace.com
Admin Email (rname)
hostmaster@rackspace.com
Serial
1730230650
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
ns2.rackspace.com
ns.rackspace.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ptr mx:mail.cognosmkt.com ip4:23.253.153.184 include:spf.mandrillapp.com include:spf.hostmar.com include:one.zoho.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; rua=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
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
6 records- lb-puntosVPC-loyalty3-1413581990.us-east-1.elb.amazonaws.com
- mandrill_verify.KvZWgkRo1GN4zKsrrtzGzw
- google-site-verification=JuM275-hNE4_k737GEvSTgbWD7b2urrSvkvUTp7iNgQ
- SPFv=spf1 a mx ptr mx:mail.cognosmkt.com ip4:23.253.153.184 include:spf.mandrillapp.com include:spf.hostmar.com include:one.zoho.com ~all
- amazonses:AEmeu1MQviNRWc8pBbCko3aaL6eIBy6AXA5e3TyW7/4=
- MS=0A04299B2D9974BFD169E5248C3F113BA88A70B8
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