Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
biomen.com.ar
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-07-01 14:54:25 UTC · ↺ Refresh
MX Hostnames
- mail.biomen.com.ar
MX Priorities
- mail.biomen.com.ar: 0
A / AAAA Records
- 104.21.2.32 (no PTR)
- 172.67.128.167 (no PTR)
- 2606:4700:3033::6815:220 (no PTR)
- 2606:4700:3037::ac43:80a7 (no PTR)
Mail Server IPs
- 167.250.5.104 ↩ nb104.servidoraweb.net
SOA Record
Raw SOA
amos.ns.cloudflare.com dns.cloudflare.com 2407101570 10000 2400 604800 1800
Primary NS (mname)
amos.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2407101570
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sharon.ns.cloudflare.com
amos.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:167.250.5.104 include:servidoraweb.net +a +mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 ip4:167.250.5.104 include:servidoraweb.net +a +mx ~all
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