Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
altmanco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:40:51 UTC · ↺ Refresh
MX Hostnames
- altmanco-com.mail.protection.outlook.com
MX Priorities
- altmanco-com.mail.protection.outlook.com: 0
A / AAAA Records
- 74.205.83.129 (no PTR)
Mail Server IPs
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns73.worldnic.com namehost.worldnic.com 125102009 10800 3600 604800 3600
Primary NS (mname)
ns73.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125102009
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns74.worldnic.com
ns73.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:14chwo0zd.spf.checkpoint-spf.com include:spf.protection.outlook.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:spfa.cpmails.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;ruf=mailto:[email protected]; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- SPFv=spf1 include:14chwo0zd.spf.checkpoint-spf.com include:spf.protection.outlook.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:spfa.cpmails.com -all
- MS=ms96401220
- apple-domain-verification=yK0UNWEmcGob7w3b
Full email verification for altmanco.com
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