Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oak-brook.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:20:21 UTC · ↺ Refresh
MX Hostnames
- oakbrook-org0i.mail.protection.outlook.com
MX Priorities
- oakbrook-org0i.mail.protection.outlook.com: 10
A / AAAA Records
- 208.90.188.131 (no PTR)
Mail Server IPs
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.easydns.com zone.easydns.com 1773771885 3600 600 604800 300
Primary NS (mname)
dns1.easydns.com
Admin Email (rname)
zone@easydns.com
Serial
1773771885
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
dns1.easydns.com
dns3.easydns.org
dns2.easydns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:oak-brook-il.gov ip4:107.1.79.34 ip4:107.0.216.10 ip4:64.85.154.37 ip4:107.0.216.5 ip4:64.85.154.38 include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ 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
2 records- SPFv=spf1 a mx a:oak-brook-il.gov ip4:107.1.79.34 ip4:107.0.216.10 ip4:64.85.154.37 ip4:107.0.216.5 ip4:64.85.154.38 include:spf.protection.outlook.com ~all
- apple-domain-verification=1UlNjLtfF7UaKFXp
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