Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
constructoracamu.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 02:43:54 UTC · ↺ Refresh
MX Hostnames
- constructoracamu-com.mail.protection.outlook.com
MX Priorities
- constructoracamu-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.152.236 (no PTR)
- 104.21.40.151 (no PTR)
- 2606:4700:3031::6815:2897
- 2606:4700:3036::ac43:98ec
Mail Server IPs
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
alan.ns.cloudflare.com dns.cloudflare.com 2399830765 10000 2400 604800 1800
Primary NS (mname)
alan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399830765
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
alan.ns.cloudflare.com
gemma.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=20; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 20% of failing messages only
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._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
7 records- ca3-c1aedf285ac44725bf5b274bb4fbbbba
- ca3-fe624b3f8f5b4ff89786c7e03e5fdb33
- google-site-verification=08_-TwiDnfXWoBH2xKxyrhHBnvSF76rkXPB4vowFTMM
- google-site-verification=lFpWSIjanPdqnwHPqDxQXTrBrTkS30o8HUSBkb_9YsE
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=98B332D76903CC3F5F75FD8B6ED056C4F686C713
- brevo-code:6d71dca907cadc0c3314a8b9abd0292f
Full email verification for constructoracamu.com
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