Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
premierny.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 06:35:05 UTC · ↺ Refresh
MX Hostnames
- premierny-com.mail.protection.outlook.com
MX Priorities
- premierny-com.mail.protection.outlook.com: 0
A / AAAA Records
- 137.117.84.54 (no PTR)
Mail Server IPs
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-63.awsdns-07.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-63.awsdns-07.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1886.awsdns-43.co.uk
ns-63.awsdns-07.com
ns-1008.awsdns-62.net
ns-1400.awsdns-47.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:mktomail.com include:_spf.smtp.com ip4:192.254.121.248 ip4:23.21.109.197 ip4:23.21.109.212 ip4:74.91.88.187 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- ZwWf4rfoE1MGRQEBE4KBfDkO16HKovhXG7iaWy2Y2v0NGVJOg6BCXe11ZwSjN0GHWDupp4clwihjpZBVhiMEXQ==
- host @ value: g9fc7rd74m99sfifcl4ek1o6tf
- host @ value: tpuj0acn5dtv0piabef1airf3r
- SPFv=spf1 include:spf.protection.outlook.com include:mktomail.com include:_spf.smtp.com ip4:192.254.121.248 ip4:23.21.109.197 ip4:23.21.109.212 ip4:74.91.88.187 ~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 premierny.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits