Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
mailrc.biz
Disposable
✓ Yes
Unknown
⚠ Yes
Yes
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-06-05 17:47:03 UTC · ↺ Refresh
MX Hostnames
- mail.mailrc.biz
MX Priorities
- mail.mailrc.biz: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 104.248.39.236 ↩ mail.mooestudents.com
SOA Record
Raw SOA
igor.ns.cloudflare.com dns.cloudflare.com 2406156171 10000 2400 604800 1800
Primary NS (mname)
igor.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2406156171
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nina.ns.cloudflare.com
igor.ns.cloudflare.com
SPF Record
⚠ Pass All
v=spf1 +all
📊 DNS lookups: 0/10
⚠ Pass all (+all) allows any server to send — not recommended.
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +all
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