Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bluerhino.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 11:38:34 UTC · ↺ Refresh
MX Hostnames
- mxa-002d3601.gslb.pphosted.com
- mxb-002d3601.gslb.pphosted.com
MX Priorities
- mxb-002d3601.gslb.pphosted.com: 10
- mxa-002d3601.gslb.pphosted.com: 10
A / AAAA Records
- 104.18.7.217 (no PTR)
- 104.18.6.217 (no PTR)
- 2606:4700::6812:6d9 (no PTR)
- 2606:4700::6812:7d9 (no PTR)
Mail Server IPs
- 148.163.151.193 ↩ mx0a-002d3601.pphosted.com
- 148.163.155.141 ↩ mx0b-002d3601.pphosted.com
SOA Record
Raw SOA
donald.ns.cloudflare.com dns.cloudflare.com 2398164543 10000 2400 604800 1800
Primary NS (mname)
donald.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398164543
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sara.ns.cloudflare.com
donald.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:12.148.111.57 ip4:208.89.118.10 ip4:136.147.32.0/19 include:spf-002d3601.pphosted.com include:_spf.salesforce.com include:aspmx.pardot.com include:spf.protection.outlook.com include:amazonses.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; 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
✓ 1 found
selector1._domainkey
✓ Public key: 392 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
7 records- klaviyo-site-verification=YeS362
- knowbe4-site-verification=e0067ad3b2a7018a961498f60d355ccd
- SPFv=spf1 ip4:12.148.111.57 ip4:208.89.118.10 ip4:136.147.32.0/19 include:spf-002d3601.pphosted.com include:_spf.salesforce.com include:aspmx.pardot.com include:spf.protection.outlook.com include:amazonses.com ~all
- ziprecruiteroptin
- YlfWAmCTkrZxmJvDhlkl/Z0aQibniWAE6hMra3JGJeI8jKHVO35H4gNPA05QaLZccSirjmb7xXJ15uX+aWDeew==
- atlassian-domain-verification=ay9ED7uOTh8W9CM/Vfs3uOI/JVZz801XJoMnpLf0aFCmI2GaZ9ivu97xD82YORye
- google-site-verification=HiHxnvl-ZBmpky3vlciNa4a4gG2mOau-xJ0L0JC2M-4
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 bluerhino.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits