Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ambscience.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 15:46:25 UTC · ↺ Refresh
MX Hostnames
- entsrv1.neomail.net.br
MX Priorities
- entsrv1.neomail.net.br: 5
A / AAAA Records
- 104.21.11.66 (no PTR)
- 172.67.165.83 (no PTR)
- 2606:4700:3035::ac43:a553 (no PTR)
- 2606:4700:3037::6815:b42 (no PTR)
Mail Server IPs
- 144.217.126.10 ↩ entsrv1.neomail.net.br
SOA Record
Raw SOA
emma.ns.cloudflare.com dns.cloudflare.com 2396909702 10000 2400 604800 1800
Primary NS (mname)
emma.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396909702
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
emma.ns.cloudflare.com
ken.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:144.217.22.136/32 +ip4:158.69.14.132 +ip4:144.217.126.0/28 +ip4:172.233.16.125 +ip6:2600:3c0d::f03c:95ff:fe15:3d84 +ip4:158.69.70.80 +ip6:2607:5300:201:2000::26d ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +ip4:144.217.22.136/32 +ip4:158.69.14.132 +ip4:144.217.126.0/28 +ip4:172.233.16.125 +ip6:2600:3c0d::f03c:95ff:fe15:3d84 +ip4:158.69.70.80 +ip6:2607:5300:201:2000::26d ~all
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