Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jcaholding.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 12:14:22 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx5.googlemail.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx4.googlemail.com
- mercurio.catarinense.com.br
- aspmx2.googlemail.com
MX Priorities
- mercurio.catarinense.com.br: 100
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- aspmx4.googlemail.com: 10
- aspmx5.googlemail.com: 10
A / AAAA Records
- 34.139.184.119 ↩ 119.184.139.34.bc.googleusercontent.com
Mail Server IPs
- 186.201.195.234 ↩ 186-201-195-234.customer.tdatabrasil.net.br
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 142.250.31.27 ↩ bj-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
SOA Record
Raw SOA
ns-464.awsdns-58.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-464.awsdns-58.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1677.awsdns-17.co.uk
ns-464.awsdns-58.com
ns-876.awsdns-45.net
ns-1432.awsdns-51.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.255.44.1 ip4:200.255.44.2 ip4:186.201.195.234 ipv4:200.180.43.18 ip4:200.149.120.122 ip4:200.149.120.123 ip4:200.220.198.106 ip4:200.220.198.107 include:spf.protection.outlook.com ip4:34.74.228.9 include:_spf.google.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 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
5 records- facebook-domain-verification=6oxm2q5oqpxni9pnols63egauyth91
- google-site-verification=FiESes1lZuAxRJPEIZbXyeqvvLPq0Ia7UPlsoYafYdw
- google-site-verification=uIhIpwiV1ZrQ7Jp78liGubrxDBNSAI8uaxa_kSA4olo
- SPFv=spf1 ip4:200.255.44.1 ip4:200.255.44.2 ip4:186.201.195.234 ipv4:200.180.43.18 ip4:200.149.120.122 ip4:200.149.120.123 ip4:200.220.198.106 ip4:200.220.198.107 include:spf.protection.outlook.com ip4:34.74.228.9 include:_spf.google.com -all
- 2u9vcklf18hn1q90agrl6todd1
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