Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
premier-us.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:30:01 UTC · ↺ Refresh
MX Hostnames
- premierus-net01i.mail.protection.outlook.com
MX Priorities
- premierus-net01i.mail.protection.outlook.com: 0
A / AAAA Records
- 20.88.199.107 (no PTR)
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns45.worldnic.com namehost.worldnic.com 126021819 10800 3600 604800 3600
Primary NS (mname)
ns45.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126021819
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns46.worldnic.com
ns45.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:123456.spf03.hubspotemail.net include:spf.exclaimer.net ip4:198.231.15.1/32 ip4:147.154.97.253/32 ip4:20.94.184.20/32 ip4:47.190.111.22/32 include:sendgrid.net include:spf.mandrillapp.com include:servers.mcsv.net include:_phishspf.knowbe4.com include:shops.shopify.com ip4:206.16.217.4 ip4:76.74.103.228 ip4:12.130.50.132 ip4:76.74.103.196 include:spf-us.emailsignatures365.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; ri=43200
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._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- atlassian-domain-verification=6mDx4xi7ym7de0uq23tPLLiSTzfQGOtRxg7/gbLhgrgGua1ZPtrvFeF1O9XFv7rk
- SPFv=spf1 include:spf.protection.outlook.com include:123456.spf03.hubspotemail.net include:spf.exclaimer.net ip4:198.231.15.1/32 ip4:147.154.97.253/32 ip4:20.94.184.20/32 ip4:47.190.111.22/32 include:sendgrid.net include:spf.mandrillapp.com include:servers.mcsv.net include:_phishspf.knowbe4.com include:shops.shopify.com ip4:206.16.217.4 ip4:76.74.103.228 ip4:12.130.50.132 ip4:76.74.103.196 include:spf-us.emailsignatures365.com -all
- MS=ms71890392
- _globalsign-domain-verification=JnKuG9wSj-qp8LIxEJe3Xys2v8DwmeZN1TVk9hxUkc
- openai-domain-verification=dv-SBTp01jQ969HpJtQ4XzPqlgh
- mandrill_verify.tEnmgBwYFLVIxw4SfZZj8w
- google-site-verification=JZk3gBZIKYHALEJbcVV8BS6Kg2RGn6UZ1ZD41Y0RTwo
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