Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rlhco.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 17:01:48 UTC · ↺ Refresh
MX Hostnames
- mxa-00226201.gslb.pphosted.com
- mxb-00226201.gslb.pphosted.com
MX Priorities
- mxa-00226201.gslb.pphosted.com: 10
- mxb-00226201.gslb.pphosted.com: 10
A / AAAA Records
- 13.248.160.137 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com
- 76.223.34.124 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com
Mail Server IPs
- 148.163.159.82 ↩ mx0b-00226201.pphosted.com
- 148.163.157.82 ↩ mx0a-00226201.pphosted.com
SOA Record
Raw SOA
fattouche.ns.cloudflare.com dns.cloudflare.com 2398875889 10000 2400 604800 1800
Primary NS (mname)
fattouche.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398875889
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
gina.ns.cloudflare.com
fattouche.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_u.rlhco.com._spf.smart.ondmarc.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
5 records- 016f0fac40ce49099b561dd18e495764
- android-enroll=https://spldcsa.redlion.com/rtc/Spcorp-svr-243/MDM/api/v1/enroll/AndroidEnroll
- google-site-verification=Ryju-xDoQk0Npad10AAAw2SJg2GzaURo0W16n2KhlMEOR
- iOS-enroll=https://spldcsa.redlion.com/rtc/Spcorp-svr-243/MDM/api/v1/enroll/IosEnroll
- SPFv=spf1 include:_u.rlhco.com._spf.smart.ondmarc.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for rlhco.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits