Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
peri-usa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 10:07:50 UTC · ↺ Refresh
MX Hostnames
- periusa-com01b.mail.protection.outlook.com
MX Priorities
- periusa-com01b.mail.protection.outlook.com: 10
A / AAAA Records
- 151.101.66.132 (no PTR)
- 151.101.130.132 (no PTR)
- 151.101.2.132
- 151.101.194.132
Mail Server IPs
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.cscdns.net hostmaster.cscdns.net 2013121464 28800 7200 1209600 86400
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2013121464
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns2.cscdns.net
dns1.cscdns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:193.104.155.124 include:spf.protection.outlook.com include:_spf.ultipro.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
6 records- d365mktkey=7gom6f7v83mp11alpsdsuxj79
- apple-domain-verification=8m0slTOd3RCupTr2
- google-site-verification=Zd8r6xQSgNR7y8dUhhpNKbjLPf9qyKcOBeEw0ykSJms
- u0GBoEGiguIa3PflZTIRUU3bfixrxMknPbriW+bbRxnAFbih58789prJBsQa9ecmFaPEbumJbduezwCUvVDvsg==
- SPFv=spf1 ip4:193.104.155.124 include:spf.protection.outlook.com include:_spf.ultipro.com -all
- atlassian-domain-verification=5zwTnGInlgVtST6aHbmEJOGQsnGm5LOxs163SJncIRFpwsn3zIYY/Q9Vtu6S4cA6
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