opterraenergy.com

Valid Email Server
Domain Lookup › opterraenergy.com

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
opterraenergy.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 03:09:42 UTC · ↺ Refresh

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MX Hostnames

  • mxa-00a51401.gslb.pphosted.com
  • mxb-00a51401.gslb.pphosted.com

MX Priorities

  • mxa-00a51401.gslb.pphosted.com: 10
  • mxb-00a51401.gslb.pphosted.com: 10

A / AAAA Records

  • 45.60.62.111 (no PTR)
  • 45.60.107.111 (no PTR)

Mail Server IPs

  • 66.159.250.163 ↩ mx0b-00a51401.pphosted.com
  • 66.159.248.192 ↩ mx0a-00a51401.pphosted.com

SOA Record

Raw SOA ns1-06.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns2-06.azure-dns.net
ns3-06.azure-dns.org
ns4-06.azure-dns.info
ns1-06.azure-dns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf-00a51401.pphosted.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 237 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

3 records
  • SPFv=spf1 include:spf-00a51401.pphosted.com include:spf.protection.outlook.com ~all
  • uber-domain-verification=4bdfd0e3-bf37-4171-88a8-c58e67d0b7bf
  • globalsign-domain-verification=BB8F705B55AB7EC0F63106E7BD19F225
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