Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
polkmechanical.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 05:56:09 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 0
A / AAAA Records
- 192.124.249.60 ↩ cloudproxy10060.sucuri.net
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns09.domaincontrol.com dns.jomax.net 2026050303 86400 7200 3600000 86400
Primary NS (mname)
ns09.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026050303
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns10.domaincontrol.com
ns09.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:servers.mcsv.net include:mail.zendesk.com include:spf.birddoghr.com include:47082744.spf04.hubspotemail.net -all
📊 DNS lookups: 6/10
✓ 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
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- _autodiscover._tcp IN SRV 0 0 443 exchange.polkmechanical.com
- SPFv=spf1 include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:servers.mcsv.net include:mail.zendesk.com include:spf.birddoghr.com include:47082744.spf04.hubspotemail.net -all
- google-site-verification=WQm8308if5Ris7sS4trJ74ECHkmaOF0nP98wtma9-Io
- apple-domain-verification=JiMhhI99eALe2QeI
- include:47082744.spf04.hubspotemail.net
- nogeg148721h3naaa51fc3cfhm
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