Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cobre.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 07:26:57 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 198.202.211.1
- 99.83.190.102
- 15.197.225.128
- 3.33.251.168
- 23.235.33.229
- 104.156.81.229
Mail Server IPs
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
SOA Record
Raw SOA
ns35.domaincontrol.com dns.jomax.net 2026020600 28800 7200 604800 600
Primary NS (mname)
ns35.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026020600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns35.domaincontrol.com
ns36.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.salesforce.com include:_spf.google.com include:dc-aa8e722993._spfm.cobre.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- am4dphjo64bm7lij63bcgu7con
- google-site-verification=rxfgp_qrBlciUc4t5EvXGOB-qsTk4ZkEblyuSam2NMM
- SPFv=spf1 include:_spf.salesforce.com include:_spf.google.com include:dc-aa8e722993._spfm.cobre.com -all
- miro-verification=dde7978c97b30f9991c4b9fd7bec528d920d3a09
- 2cvicq11gu7kl30tpu6174ffos
- google-site-verification=g3ffUqPLoBtvZ493jd1Si4S8dOhKpHAQkNpazif9UhM
Full email verification for cobre.com
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