drummondenergy.com

Valid Email Server
Domain Lookup › drummondenergy.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
drummondenergy.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 06:19:45 UTC · ↺ Refresh

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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: 10

A / AAAA Records

  • 160.153.0.71 ↩ 71.0.153.160.host.secureserver.net

Mail Server IPs

  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA corwspex02 hostmaster 59 900 600 86400 3600
Primary NS (mname)
corwspex02
Admin Email (rname)
hostmaster
Serial
59
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s

Nameservers (NS)

corwspex02

SPF Record

✓ Strict (-all)
v=spf1 ip4:12.25.6.247 ip4:12.25.6.248 ip4:12.25.6.193 ip4:12.25.6.235 ip4:12.234.7.247 ip4:12.234.7.248 include:us._netblocks.mimecast.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • 8mg5hvjjnp1n5p7b2vmu5g2uuj
  • duo_sso_verification=PeRzN7rUzG6cYxkv9u8dL2gW1LnkT5U8YmImhM2NgKfY3ERGrunlqt9O8bbXfNKf
  • cisco-ci-domain-verification=1b9bd4241de5453963fd9aaa1bccbc9144c9367cdfa7b8e394ac33c4627dca3d
  • MS=ms67468792TTL:3600
  • SPFv=spf1 ip4:12.25.6.247 ip4:12.25.6.248 ip4:12.25.6.193 ip4:12.25.6.235 ip4:12.234.7.247 ip4:12.234.7.248 include:us._netblocks.mimecast.com -all
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