Domain Overview
DNS: ✓ 19h ago
Checker: ✓ 19h ago
ibest.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 02:56:23 UTC · ↺ Refresh
MX Hostnames
- mx-ha.skymail.net.br
MX Priorities
- mx-ha.skymail.net.br: 1
A / AAAA Records
- 54.198.170.253 ↩ ec2-54-198-170-253.compute-1.amazonaws.com
Mail Server IPs
- 168.0.133.10 ↩ mx-ha.skymail.net.br
SOA Record
Raw SOA
ns-892.awsdns-47.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-892.awsdns-47.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-37.awsdns-04.com
ns-892.awsdns-47.net
ns-1206.awsdns-22.org
ns-1952.awsdns-52.co.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:177.153.28.0/24 ip4:201.76.63.0/24 ip4:177.153.24.32/27 ip4:177.153.24.64/27 ip4:177.153.25.32/27 ip4:191.252.30.0/25 ip4:191.252.7.128/25 ip4:191.252.30.128/25 ip4:191.252.14.0/25 include:amazonses.com include:spf.skymail.net.br -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
✓ 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 ip4:177.153.28.0/24 ip4:201.76.63.0/24 ip4:177.153.24.32/27 ip4:177.153.24.64/27 ip4:177.153.25.32/27 ip4:191.252.30.0/25 ip4:191.252.7.128/25 ip4:191.252.30.128/25 ip4:191.252.14.0/25 include:amazonses.com include:spf.skymail.net.br -all
- ca3-31d2ccf5269e4bd4ad2692918fd6dbd2
Full email verification for ibest.com.br
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