Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dextra.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 05:18:48 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 52.67.133.79
- 54.233.180.7
Mail Server IPs
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
SOA Record
Raw SOA
ns-994.awsdns-60.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-994.awsdns-60.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1037.awsdns-01.org
ns-1906.awsdns-46.co.uk
ns-428.awsdns-53.com
ns-994.awsdns-60.net
SPF Record
✓ Strict (-all)
v=spf1 include:amazonses.com include:spf.protection.outlook.com include:_spf.google.com include:sendgrid.net include:mailgun.org -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; rf=afrf; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
9 records- google-site-verification=7JU32stzRa7nr41b29z84xhwDeqhZuadRzyeA-i4n3o
- google-site-verification=G3VTQPX6SzeaBzMUAV2GFumM47idP3Tg-Tq5e9d78QI
- google-site-verification=JqbYGaKM895h9zXl-j8b67F4QZfhLV1X2Er5rYeiGPM
- google-site-verification=RlrGAdkROXgifWv8hRVmmErYa4mczI77kPqJG4NZLyI
- google-site-verification=UCrbDx3J1ZGV8IrLCeFWq2YgOUtz-vJdraxqlbCf1Vs
- google-site-verification=sHqBF4Vs17ZQsEiintCX6u2OFowX3wSw5VsJihxBSVA
- hn2Gd0X
- SPFv=spf1 include:amazonses.com include:spf.protection.outlook.com include:_spf.google.com include:sendgrid.net include:mailgun.org -all
- MS=ms81616944
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