Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rentrollmaximiser.com.au
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 16:23:38 UTC · ↺ Refresh
MX Hostnames
- rentrollmaximiser-com-au.mail.protection.outlook.com
MX Priorities
- rentrollmaximiser-com-au.mail.protection.outlook.com: 0
A / AAAA Records
- 13.237.117.187 ↩ ec2-13-237-117-187.ap-southeast-2.compute.amazonaws.com
Mail Server IPs
- 52.101.151.5 ↩ mail-meupr01cu00305.inbound.protection.outlook.com
- 52.101.149.2 ↩ mail-sy5pr01cu00902.inbound.protection.outlook.com
- 52.101.149.9 ↩ mail-sy2pr01cu00501.inbound.protection.outlook.com
- 52.101.149.0 ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc31::3 ↩ mail-sy2pr01cu00503.inbound.protection.outlook.com
- 2a01:111:f403:cc31::2 ↩ mail-sy5pr01cu00902.inbound.protection.outlook.com
- 2a01:111:f403:cc33::1 ↩ mail-meupr01cu00301.inbound.protection.outlook.com
- 2a01:111:f403:cc33:: ↩ mail-meupr01cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns4.ubcserver.com noc.ubcserver.com 2026031503 3600 1800 1209600 86400
Primary NS (mname)
ns4.ubcserver.com
Admin Email (rname)
noc@ubcserver.com
Serial
2026031503
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.ubcserver.com
ns4.ubcserver.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:139.84.194.30 +a +mx include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=25; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:139.84.194.30 +a +mx include:spf.protection.outlook.com -all
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