Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nalco.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 09:11:11 UTC · ↺ Refresh
MX Hostnames
- mxb-00073f02.gslb.pphosted.com
- mxa-00073f02.gslb.pphosted.com
MX Priorities
- mxa-00073f02.gslb.pphosted.com: 10
- mxb-00073f02.gslb.pphosted.com: 10
A / AAAA Records
- 204.69.39.107 (no PTR)
Mail Server IPs
- 148.163.157.32 ↩ mx0a-00073f02.pphosted.com
- 148.163.159.32 ↩ mx0b-00073f02.pphosted.com
SOA Record
Raw SOA
ha1.markmonitor.zone hostmaster.markmonitor.com 2026031701 3600 600 604800 172800
Primary NS (mname)
ha1.markmonitor.zone
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026031701
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
172800s
Nameservers (NS)
ha4.markmonitor.zone
ha1.markmonitor.zone
ha2.markmonitor.zone
ha3.markmonitor.zone
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
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