Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
credicard.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 23:00:54 UTC · ↺ Refresh
MX Hostnames
- post02.itau.com.br
- post01.itau.com.br
MX Priorities
- post02.itau.com.br: 1
- post01.itau.com.br: 1
A / AAAA Records
- 23.48.224.114 ↩ a23-48-224-114.deploy.static.akamaitechnologies.com
- 23.48.224.111 ↩ a23-48-224-111.deploy.static.akamaitechnologies.com
Mail Server IPs
- 200.196.152.57 ↩ post10.itau.com.br
- 200.196.152.9 ↩ post11.itau.com.br
SOA Record
Raw SOA
usw2.akam.net postmaster.itau.com.br 2021091225 300 7200 604800 3600
Primary NS (mname)
usw2.akam.net
Admin Email (rname)
postmaster@itau.com.br
Serial
2021091225
Refresh
300s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
asia3.akam.net
usw1.akam.net
use5.akam.net
ns1-88.akam.net
usw6.akam.net
ns1-127.akam.net
asia1.akam.net
usw2.akam.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.246.143.0/24 ip4:200.196.144.0/20 ip4:177.53.210.0/24 include:parceiros.credicard.com.br include:amazonses.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; fo=1; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
11 records- _s4hs782w87wqx10a94xvvmcu7q0j5e6
- amazonses:UOjU8SBSWHueItJw4To/ks1A04oE2gof0wyE8co6DI8=
- globalsign-domain-verification=UxL3gPMAcpNfATS-4gCzIIZIVPHZmMrkSUYC5OZBya
- SPFv=spf1 ip4:200.246.143.0/24 ip4:200.196.144.0/20 ip4:177.53.210.0/24 include:parceiros.credicard.com.br include:amazonses.com -all
- MS=ms68097158
- spf1.0/mfrom ip4:149.72.135.7 -all
- google-site-verification=nxWdS3y7T3lANFW5IAXNSvXzc74tyUseFhh9QWmlTLk
- globalsign-domain-verification=5Ml0sUCo8iL4Buz5DqbNBrxr8CBkdrP0lQwNG78Eiz
- facebook-domain-verification=bjy8gvlc9i6fz1oh9w9bnbg8dikgfw
- _globalsign-domain-verification=XI32fB0EiPoGdCaB_aZe6HQ8RPf2SR3inHd4fA53ys
- _globalsign-domain-verification=T1Owt-pVZFHyNTv8XLOzyF90JZ0Y1G5GfTLlGIVPNz
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