Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sequoialog.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 17:34:37 UTC · ↺ Refresh
MX Hostnames
- sequoialog-com-br.mail.protection.outlook.com
MX Priorities
- sequoialog-com-br.mail.protection.outlook.com: 1
A / AAAA Records
- 200.106.168.241 (no PTR)
Mail Server IPs
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.sequoialog.com.br infra.flashcourier.com.br 2026022802 10800 3600 1209600 10800
Primary NS (mname)
ns1.sequoialog.com.br
Admin Email (rname)
infra@flashcourier.com.br
Serial
2026022802
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns2.sequoialog.com.br
ns1.sequoialog.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com a:spf1.opus-idc.com.br a:spf2.opus-idc.com.br a:seqspf.sequoialog.com.br include:mailgrid.net.br ip4:209.85.232.108 include:sendgrid.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; aspf=r; adkim=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms21219048
- h5kumdbrh8pi1qt64nr57626j
- SPFv=spf1 include:spf.protection.outlook.com a:spf1.opus-idc.com.br a:spf2.opus-idc.com.br a:seqspf.sequoialog.com.br include:mailgrid.net.br ip4:209.85.232.108 include:sendgrid.net ~all
Full email verification for sequoialog.com.br
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