Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
numberone.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 12:06:50 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 104.18.15.107
- 104.18.14.107
- 2606:4700::6812:e6b
- 2606:4700::6812:f6b
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
SOA Record
Raw SOA
justin.ns.cloudflare.com dns.cloudflare.com 2399813736 10000 2400 604800 1800
Primary NS (mname)
justin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399813736
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
val.ns.cloudflare.com
justin.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:188.214.93.115 ip6:2001:ac8:20:3::371:ead9 ip4:201.94.148.203/32 ip4:201.94.148.204/32 include:spf.titan.email ~
📊 DNS lookups: 3/10
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=1728000
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- have-i-been-pwned-verification=8718e15ee14ac0427bbd378eb32aed22
- have-i-been-pwned-verification=ef855f13d5ed55dd15989612d5b56ae7
- ip4:23.83.213.41/32 ip4:23.83.212.17/32 include:mktomail.com include:spf.idc2.mandic.com.br include:spf.mandrillapp.com -all
- ip4:35.193.192.229/32
- SPFv=spf1 a mx ip4:188.214.93.115 ip6:2001:ac8:20:3::371:ead9 ip4:201.94.148.203/32 ip4:201.94.148.204/32 include:spf.titan.email ~
- google-site-verification=g0lmycrbuEKEBV72SIbTC_u4u0ILyiPddyCgKLfZDA8
- google-site-verification=k2QEWGxSZeNlMaMKyL-_vhlVS7yj4QnfWqWWog6VkgE
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