Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
arn.com.au
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-06 13:05:44 UTC · ↺ Refresh
MX Hostnames
- arn-com-au.mail.protection.outlook.com
MX Priorities
- arn-com-au.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.149.0 ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 52.101.151.5 ↩ mail-meupr01cu00305.inbound.protection.outlook.com
- 52.101.149.9 ↩ mail-sy2pr01cu00501.inbound.protection.outlook.com
- 52.101.151.0 ↩ mail-meupr01cu00200.inbound.protection.outlook.com
- 2a01:111:f403:cc31::3 ↩ mail-sy2pr01cu00503.inbound.protection.outlook.com
- 2a01:111:f403:cc31:: ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc31::1 ↩ mail-sy8pr01cu00101.inbound.protection.outlook.com
- 2a01:111:f403:cc33::1 ↩ mail-meupr01cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-05.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-05.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-05.azure-dns.com
ns2-05.azure-dns.net
ns3-05.azure-dns.org
ns4-05.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 exists:%{i}._i.%{d}._d.espf.agari-dns.net include:%{d}.32.spf-protect.agari-dns.net include:spf.protection.outlook.com include:_spf.salesforce.com include:amazonses.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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
9 records- Audience-verification=98e6c4e7-af01-4c7d-85a9-f1df2e9c7114
- apple-domain-verification=mlygT7M4MbvKIzwj
- atlassian-domain-verification=aQvQlTsl/cl5bde/eHGdxaC1sRLZ7JH0YLludj/M0djFv6fT/JCaLIamAslc3qr6
- canva-site-verification=tQ63LVppiYTVCqCeJCgKWg
- cisco-ci-domain-verification=168e4c481cb0ebd5aa285d567a68d6bf9690c1de17598a01dc60bd6e3700c335
- docusign=30361174-1ca2-4fc4-8af5-0ebeee55c9d2
- google-site-verification=BRxyuoyA3_ZMPfpEddpi1ieuW2AkjRBOuQbeWKNim9E
- SPFv=spf1 exists:%{i}._i.%{d}._d.espf.agari-dns.net include:%{d}.32.spf-protect.agari-dns.net include:spf.protection.outlook.com include:_spf.salesforce.com include:amazonses.com -all
- 0ed1fe018a15bddcbdc1c14c5894c16168f3028e63
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