Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
taesa.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 17:42:18 UTC · ↺ Refresh
MX Hostnames
- o365taesa.mail.protection.outlook.com
MX Priorities
- o365taesa.mail.protection.outlook.com: 10
A / AAAA Records
- 187.32.57.44 ↩ prx01.taesa.com.br
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-36.azure-dns.com hostmaster.terna.part 594 900 600 259200 3600
Primary NS (mname)
ns1-36.azure-dns.com
Admin Email (rname)
hostmaster@terna.part
Serial
594
Refresh
900s
Retry
600s
Expire
259200s
Minimum TTL
3600s
Nameservers (NS)
ns3-36.azure-dns.org
ns4-36.azure-dns.info
ns1-36.azure-dns.com
ns2-36.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:201.76.191.100 ip4:187.32.57.5 ip4:187.32.57.4 ip4:187.12.186.126 ip4:157.133.241.19 ip4:157.133.241.20 ip4:20.206.134.235 ip4:20.195.189.251 ip4:201.76.191.101 ip4:187.32.57.44 include:sendgrid.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected]; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
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
5 records- 7oTL2hOLMqR6vR2fklXWNd3j+OplnjSOI/9071cYhtlNMPaTs3ghMuny0NpXOH5g/yLMIjzwjpzT5Lja81G9BQ==
- SPFv=spf1 ip4:201.76.191.100 ip4:187.32.57.5 ip4:187.32.57.4 ip4:187.12.186.126 ip4:157.133.241.19 ip4:157.133.241.20 ip4:20.206.134.235 ip4:20.195.189.251 ip4:201.76.191.101 ip4:187.32.57.44 include:sendgrid.net include:spf.protection.outlook.com -all
- MS=ms30904008
- MS=ms84590018
- successfactors-site-verification=NWQyZjk5NmVhMDIwMjY5ZjE4Mjk0MzNiMDZhNzRlOThjZmYwYmY5M2RiYjlhYmVlMDc2MzllMTRmNDcwYTU2NQ==
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