Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
front2backstudio.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 04:45:44 UTC · ↺ Refresh
MX Hostnames
- rsb30.rhostbh.com
- rsb30.rhostbh.com
MX Priorities
- rsb30.rhostbh.com: 10
- rsb30.rhostbh.com: 0
A / AAAA Records
- 104.21.16.54 (no PTR)
- 172.67.210.31 (no PTR)
- 2606:4700:3035::ac43:d21f (no PTR)
- 2606:4700:3030::6815:1036 (no PTR)
Mail Server IPs
- 173.254.24.30 ↩ rsb30.rhostbh.com
SOA Record
Raw SOA
dan.ns.cloudflare.com dns.cloudflare.com 2398135128 10000 2400 604800 1800
Primary NS (mname)
dan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398135128
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dan.ns.cloudflare.com
lisa.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ptr include:rhostbh.com ?all
📊 DNS lookups: 4/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 a mx ptr include:rhostbh.com ?all
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