Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
microstarkegs.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 22:08:51 UTC · ↺ Refresh
MX Hostnames
- microstarkegs-com.mail.protection.outlook.com
MX Priorities
- microstarkegs-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.219.92.112 ↩ s3-website.us-east-2.amazonaws.com
- 3.5.88.53 (no PTR)
- 3.5.88.69
- 3.5.133.69
- 52.219.106.232
- 3.5.133.114
- 52.219.105.52
- 3.5.130.210
Mail Server IPs
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-561.awsdns-06.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-561.awsdns-06.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-561.awsdns-06.net
ns-1337.awsdns-39.org
ns-1992.awsdns-57.co.uk
ns-227.awsdns-28.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:54.186.223.32 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf1.satmetrix.com include:mercurygate.net include:mg-spf.greenhouse.io ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- duo_sso_verification=orZLYaW187OgQD7ICrzRvvL85xWz9TwQh0mtNx1MKkSX7hUKABHgUAvTmqD2SmlC
- SPFv=spf1 ip4:54.186.223.32 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf1.satmetrix.com include:mercurygate.net include:mg-spf.greenhouse.io ~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 microstarkegs.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits