Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
altaconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 02:07:41 UTC · ↺ Refresh
MX Hostnames
- altaconstruction-com.mail.protection.outlook.com
MX Priorities
- altaconstruction-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.11.253 (no PTR)
- 172.67.150.227 (no PTR)
- 2606:4700:3033::ac43:96e3
- 2606:4700:3030::6815:bfd
Mail Server IPs
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
adele.ns.cloudflare.com dns.cloudflare.com 2396451765 10000 2400 604800 1800
Primary NS (mname)
adele.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396451765
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ernest.ns.cloudflare.com
adele.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com mx include:panteramail.net include:spf.mandrillapp.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:spf.protection.outlook.com mx include:panteramail.net include:spf.mandrillapp.com -all
- workplace-domain-verification=8D7eBa7pMbiyfMxiiGxdO2XY1vZYni
- MS=ms72669363
Full email verification for altaconstruction.com
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