Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pearlandisd.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 21:17:21 UTC · ↺ Refresh
MX Hostnames
- pearlandisd-org.mail.protection.outlook.com
MX Priorities
- pearlandisd-org.mail.protection.outlook.com: 0
A / AAAA Records
- 104.17.67.73 (no PTR)
Mail Server IPs
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-33.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-33.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-33.azure-dns.org
ns4-33.azure-dns.info
ns1-33.azure-dns.com
ns2-33.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.223.178.201 ip4:50.223.178.203 ip4:50.223.178.208 ip4:192.80.60.4 ip4:66.195.143.90 ip4:8.12.72.20 include:spf.protection.outlook.com include:spf.topdesk.net include:email-od.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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
4 records- google-site-verification=Ff8UyFZYZ_ofqru3ml0zdpcdOE7j6dZXmFWdAfQUQpE
- dell-technologies-domain-verification=pearlandisd.org_3a205514-9aac-4c85-bcce-47de8ba21607_1749832559
- autodesk-domain-verification=w7jmTvwS5LALU81zpBt5
- SPFv=spf1 ip4:50.223.178.201 ip4:50.223.178.203 ip4:50.223.178.208 ip4:192.80.60.4 ip4:66.195.143.90 ip4:8.12.72.20 include:spf.protection.outlook.com include:spf.topdesk.net include:email-od.com -all
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