Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
copper.net
Yes
✓ Yes
Unknown
No
Yes
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 23:01:17 UTC · ↺ Refresh
MX Hostnames
- ismtp.copper.everyone.net
MX Priorities
- ismtp.copper.everyone.net: 10
A / AAAA Records
- 151.101.194.159 (no PTR)
Mail Server IPs
- 64.29.151.236 ↩ mx1c40.carrierzone.com
SOA Record
Raw SOA
ns-cloud-e1.googledomains.com cloud-dns-hostmaster.google.com 1 21600 3600 259200 300
Primary NS (mname)
ns-cloud-e1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
1
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-e2.googledomains.com
ns-cloud-e1.googledomains.com
ns-cloud-e3.googledomains.com
ns-cloud-e4.googledomains.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:199.96.153.10 ip4:199.96.175.32 include:sitespf.everyone.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
3 records- SPFv=spf1 mx ip4:199.96.153.10 ip4:199.96.175.32 include:sitespf.everyone.net include:spf.protection.outlook.com ~all
- qptje4jbbtrijlc7j7th4f4brq
- MS=ms63600949
Full email verification for copper.net
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits