Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
joelambjr.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 13:18:25 UTC · ↺ Refresh
MX Hostnames
- joelambjr-com.mail.protection.outlook.com
MX Priorities
- joelambjr-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.200.249 (no PTR)
- 104.21.92.243 (no PTR)
- 2606:4700:3034::6815:5cf3
- 2606:4700:3031::ac43:c8f9
Mail Server IPs
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
sterling.ns.cloudflare.com dns.cloudflare.com 2398608092 10000 2400 604800 1800
Primary NS (mname)
sterling.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398608092
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sterling.ns.cloudflare.com
tegan.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:1rhzlhqj10.powerspf.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
5 records- SPFv=spf1 include:1rhzlhqj10.powerspf.com -all
- 6g51et66msk04h579ml2ei2l28
- K0MDEq7G/Cfkkb+YdCXjh3EgW6uiOzs3WX6h1a+flFrn9obkfgKmu4/rkQ8/fkUH7z/IfQa3z82c2JMDK0OWjA==
- MS=ms55146871
- TG=bqcp6z
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 joelambjr.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits