Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oacompanies.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 18:52:59 UTC · ↺ Refresh
MX Hostnames
- oacompanies-com.mail.protection.outlook.com
MX Priorities
- oacompanies-com.mail.protection.outlook.com: 0
A / AAAA Records
- 45.55.128.206 ↩ alcyone.finelineservers.com
Mail Server IPs
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1730.awsdns-24.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1730.awsdns-24.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-419.awsdns-52.com
ns-832.awsdns-40.net
ns-1089.awsdns-08.org
ns-1730.awsdns-24.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=096719CE8DDC17B3107E372A11121B93BF85785E
- MS=MS28044928
- feik7vs39441qme900jil1dv23
- i59mcehrd154o4ofcqfkv03h3h
- kitrqqbshk70c9h97ufnhmd2b1
- rvpBP2/HW8WYgPpq4T0HVmBOrcVlecrxuHAQy1b/XWBv5awS/YmFCV+Ju4OYPID3vg2lgP5N3P++xwYaOoqUrg==
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