Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sharplight.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 10:32:51 UTC · ↺ Refresh
MX Hostnames
- sharplight-com.mail.protection.outlook.com
MX Priorities
- sharplight-com.mail.protection.outlook.com: 0
A / AAAA Records
- 67.227.206.74 ↩ srvr.thexyz.com
Mail Server IPs
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns5.thexyz.com sysadmin.thexyz.com 2026031801 7200 1800 1209600 3600
Primary NS (mname)
ns5.thexyz.com
Admin Email (rname)
sysadmin@thexyz.com
Serial
2026031801
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
pns4.thexyz.com
pns2.thexyz.com
pns3.thexyz.com
pns1.thexyz.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:transmail.net include:zcsend.net include:zoho.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- globalsign-domain-verification=859AD6F08CDE95B6CE646C5FF686DDF0
- zoho-verification=zb1494870601213.zmverify.zoho.com
- SPFv=spf1 include:spf.protection.outlook.com include:transmail.net include:zcsend.net include:zoho.com -all
- google-site-verification=M0Ub6x-cVr8-5yalY294ePtsqj5H5jpDq3KWFxGInDA
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 sharplight.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits