Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coremt.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 02:18:34 UTC · ↺ Refresh
MX Hostnames
- mxa-00305001.gslb.pphosted.com
- mxb-00305001.gslb.pphosted.com
MX Priorities
- mxb-00305001.gslb.pphosted.com: 10
- mxa-00305001.gslb.pphosted.com: 10
A / AAAA Records
- 192.124.249.163 ↩ cloudproxy10163.sucuri.net
Mail Server IPs
- 148.163.141.7 ↩ mx0b-00305001.pphosted.com
SOA Record
Raw SOA
ns77.worldnic.com namehost.worldnic.com 126021014 10800 3600 604800 3600
Primary NS (mname)
ns77.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126021014
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns78.worldnic.com
ns77.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:209.143.75.102 include:spf.protection.outlook.com include:spf-00305001.pphosted.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
dkim._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- 107.23.16.222
- duo_sso_verification=nOYm5G3vCcBkInKVTgMjYoXRaxj9snkuWn5nEThXHkeuIRhWv1im1kHSxpQWX58C
- nintex.5f039f7c93ce6e001935b031
- 52.1.14.157
- SPFv=spf1 ip4:209.143.75.102 include:spf.protection.outlook.com include:spf-00305001.pphosted.com -all
- google-site-verification=5AEkCyXfyXEXXCoYfMiEi5ioz6HJ0SZ4HREe7bYEr0I
- 107.20.210.250
- 147.0.196.5
- 54.173.83.138
- bw=jdG49nAEuap532aiDdv31d62dXcUC2MOB6f7oc4N0uJU
- apple-domain-verification=PVay8fE6iPJB7bDt
- adobe-sign-verification=e20b2e5be7d3691c50653452a7a208a2
Full email verification for coremt.com
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