Domain Overview
DNS: ✓ 10h ago
Checker: ✓ 10h ago
speedkore.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 15:39:27 UTC · ↺ Refresh
MX Hostnames
- speedkore-com.mail.protection.outlook.com
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- speedkore-com.mail.protection.outlook.com: 3000
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 23.227.38.65
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f910::
- 2a01:111:f403:c922::2
- 2a01:111:f403:f907::1
- 2a01:111:f403:c803::
SOA Record
Raw SOA
ns45.domaincontrol.com dns.jomax.net 2026012500 28800 7200 604800 600
Primary NS (mname)
ns45.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026012500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns45.domaincontrol.com
ns46.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:servers.mcsv.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
5 records- 0ed1fe018ad58aabb60e394649acfe1469814fad3b
- SPFv=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:servers.mcsv.net -all
- v=verifydomain MS=9146030
- google-site-verification=fru-TKZKLH6j-QqSbdYgnlEdXFGMuTbt9fRP7PDuevw
- cisco-ci-domain-verification=2bd1b462da09257bf22263982c889d106cdf77d0203228d9a46f40251ed79b59
Full email verification for speedkore.com
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