Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
periobird.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 23:54:07 UTC · ↺ Refresh
MX Hostnames
- periobird-com.mail.protection.outlook.com
MX Priorities
- periobird-com.mail.protection.outlook.com: 0
A / AAAA Records
- 54.71.23.54 ↩ ec2-54-71-23-54.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.prosites.com hostmaster.prosites.com 1773868922 3600 3600 3600000 86400
Primary NS (mname)
ns1.prosites.com
Admin Email (rname)
hostmaster@prosites.com
Serial
1773868922
Refresh
3600s
Retry
3600s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.prosites.com
ns3.prosites.com
ns1.prosites.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:customer.prosites.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms83195139
- SPFv=spf1 mx include:customer.prosites.com -all
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