Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
teknisa.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 03:22:46 UTC · ↺ Refresh
MX Hostnames
- mailgw.teknisa.com
MX Priorities
- mailgw.teknisa.com: 10
A / AAAA Records
- 54.205.45.56 ↩ server.diletec.com.br
Mail Server IPs
- 44.202.165.90 ↩ ec2-44-202-165-90.compute-1.amazonaws.com
SOA Record
Raw SOA
ns-787.awsdns-34.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-787.awsdns-34.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1908.awsdns-46.co.uk
ns-313.awsdns-39.com
ns-787.awsdns-34.net
ns-1361.awsdns-42.org
SPF Record
✓ Strict (-all)
v=spf1 include:amazonses.com ip4:52.6.186.249 ip4:18.215.82.116 ip4:44.202.165.90 ip4:18.213.103.187 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:amazonses.com ip4:52.6.186.249 ip4:18.215.82.116 ip4:44.202.165.90 ip4:18.213.103.187 -all
- google-site-verification=YaNLlvi43eYuK3NJkIYgsvt3baXMOYuGpuoRc3yptlY
- google-site-verification=sTq-0hMh7JDYTwNLwhCLE6ZqcgCrAIYBqkZtopaU0HU
Full email verification for teknisa.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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