Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lazarco.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 21:51:58 UTC · ↺ Refresh
MX Hostnames
- lazarco-com.p30.mxthunder.net
- lazarco-com.p40.mxthunder.net
- lazarco-com.p10.mxthunder.com
- lazarco-com.p20.mxthunder.net
MX Priorities
- lazarco-com.p20.mxthunder.net: 20
- lazarco-com.p30.mxthunder.net: 30
- lazarco-com.p40.mxthunder.net: 40
- lazarco-com.p10.mxthunder.com: 10
A / AAAA Records
- 172.67.181.66 (no PTR)
- 104.21.91.229 (no PTR)
- 2606:4700:3031::ac43:b542 (no PTR)
- 2606:4700:3037::6815:5be5 (no PTR)
Mail Server IPs
- 216.172.106.52 ↩ bolt105a.mxthunder.net
- 209.41.68.192 ↩ bolt105b.mxthunder.net
SOA Record
Raw SOA
aliza.ns.cloudflare.com dns.cloudflare.com 2397176553 10000 2400 604800 1800
Primary NS (mname)
aliza.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397176553
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
aliza.ns.cloudflare.com
jerome.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:lazarco-com.spf.smtp25.com include:spf.protection.outlook.com ip4:162.228.130.75 ip4:167.68.0.1/16 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- tSe89AxyZLc3B+Y+tjrIjA==
- SPFv=spf1 include:lazarco-com.spf.smtp25.com include:spf.protection.outlook.com ip4:162.228.130.75 ip4:167.68.0.1/16 -all
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