Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
vulcanac.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 06:26:09 UTC · ↺ Refresh
MX Hostnames
- vulcanac-com.mail.protection.outlook.com
MX Priorities
- vulcanac-com.mail.protection.outlook.com: 0
A / AAAA Records
- 23.235.195.179 ↩ ded7912.inmotionhosting.com
Mail Server IPs
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns65.domaincontrol.com dns.jomax.net 2026030901 28800 7200 604800 600
Primary NS (mname)
ns65.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030901
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns66.domaincontrol.com
ns65.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.vulcanac_com._d.easydmarc.pro -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- 0ed1fe018adf17bacd326440b995cae21c32f8e6ca
- apple-domain-verification=T4BAF8J2WlzgXIm9
- google-site-verification=FRDVWNkHhL4av1b8BeL3WW3otqPXWn9cYTUPRAT13RY
- anthropic-domain-verification-m2j262=PfJ3DaTkL1KUYh9LNe0DZIFCH
- openai-domain-verification=dv-v4DfxtsNdgYdb5qRMocrZVvc
- MS=ms30889059
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.vulcanac_com._d.easydmarc.pro -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 vulcanac.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits