Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
holpalms.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 00:52:07 UTC · ↺ Refresh
MX Hostnames
- holpalms-com.mail.protection.outlook.com
MX Priorities
- holpalms-com.mail.protection.outlook.com: 5
A / AAAA Records
- 172.67.157.37 (no PTR)
- 104.21.40.220 (no PTR)
- 2606:4700:3033::ac43:9d25
- 2606:4700:3031::6815:28dc
Mail Server IPs
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
justin.ns.cloudflare.com dns.cloudflare.com 2398569613 10000 2400 604800 1800
Primary NS (mname)
justin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398569613
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
tia.ns.cloudflare.com
justin.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:12.16.40.122 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- SPFv=spf1 include:spf.protection.outlook.com ip4:12.16.40.122 -all
- MS=9CCF1B742DD27CAAD31CC8F72D4B631B6E005A78
- MS=ms57568975
- cpr40l35tadufiu7gff2djfih5.
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