Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rftb.agency
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 12:57:32 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx2.googlemail.com
- alt1.aspmx.l.google.com
MX Priorities
- aspmx3.googlemail.com: 50
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 30
- aspmx.l.google.com: 10
- aspmx2.googlemail.com: 40
A / AAAA Records
- 209.59.174.152 ↩ host.rftb.agency
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
ns1.name.com hostmaster.nsone.net 1645628383 7200 3600 604800 300
Primary NS (mname)
ns1.name.com
Admin Email (rname)
hostmaster@nsone.net
Serial
1645628383
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns3nrz.name.com
ns4fpy.name.com
ns1bqx.name.com
ns2fwz.name.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:209.59.173.63 include:_spf.google.com include:_spf.createsend.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- apple-domain-verification=1UkHtdRY7zu5XLWX
- google-site-verification=i-LZ8d5v7BgFf8jokFKvPcWwwHMKpqWzHow-sxo8xmg
- SPFv=spf1 +a +mx +ip4:209.59.173.63 include:_spf.google.com include:_spf.createsend.com -all
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