Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blcks.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 20:37:45 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 172.66.0.96 (no PTR)
- 162.159.140.98
Mail Server IPs
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
- 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c25::1a ↩ yuiadtq-in-f26.1e100.net
SOA Record
Raw SOA
ns69.domaincontrol.com dns.jomax.net 2026021702 28800 7200 604800 600
Primary NS (mname)
ns69.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026021702
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns70.domaincontrol.com
ns69.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:dc-3cb1d11d42._spfm.blcks.io ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → 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
3 records- SPFv=spf1 include:dc-3cb1d11d42._spfm.blcks.io ~all
- _2l57fbd4smvdabkta0pxgvuvkira025
- _dmarc.blcks.io. IN TXT "v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; ri=86400"
Full email verification for blcks.io
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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