Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
csaconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 13:00:27 UTC · ↺ Refresh
MX Hostnames
- csaconstruction-com.mail.protection.outlook.com
MX Priorities
- csaconstruction-com.mail.protection.outlook.com: 10
A / AAAA Records
- 204.57.114.76 ↩ mirkwood3.trinicom.com
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
bilbo.trinicom.com hostmaster.trinicom.com 2007060628 3600 900 3600000 3600
Primary NS (mname)
bilbo.trinicom.com
Admin Email (rname)
hostmaster@trinicom.com
Serial
2007060628
Refresh
3600s
Retry
900s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
frodo.trinicom.com
merry.trinicom.com
bilbo.trinicom.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.254.111.82 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- google-site-verification=eJ2kpqd6suumWL3TLfaIKIDkl07XhX0CGnNS_hv9s-o
- SPFv=spf1 ip4:50.254.111.82 include:spf.protection.outlook.com -all
- MS=ms86447882
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