Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bluestarplumber.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 10:53:18 UTC · ↺ Refresh
MX Hostnames
- mx3.nameserver.net.au
- mx3.nameserver.net.au
- mx2.nameserver.net.au
- mx2.nameserver.net.au
- mx1.nameserver.net.au
MX Priorities
- mx3.nameserver.net.au: 30
- mx2.nameserver.net.au: 20
- mx2.nameserver.net.au: 10
- mx3.nameserver.net.au: 20
- mx1.nameserver.net.au: 10
A / AAAA Records
- 15.197.178.17 ↩ add19311c1af347b2.awsglobalaccelerator.com
- 3.33.187.222 ↩ add19311c1af347b2.awsglobalaccelerator.com
Mail Server IPs
- 103.42.110.225 ↩ filter1-syd.mail.nameserver.net.au
- 2400:b800::1:0:0:0:242 ↩ filter1-mel.mail.nameserver.net.au
- 112.140.176.7 ↩ filter1-mel.mail.nameserver.net.au
- 2400:b800:3:1::223 ↩ filter1-syd.mail.nameserver.net.au
SOA Record
Raw SOA
ns1.nameserver.net.au hostmaster.nameserver.net.au 2025110801 10800 3600 604800 3600
Primary NS (mname)
ns1.nameserver.net.au
Admin Email (rname)
hostmaster@nameserver.net.au
Serial
2025110801
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.nameserver.net.au
ns1.nameserver.net.au
ns3.nameserver.net.au
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +include:spf.hostedmail.net.au ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=quarantine; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +include:spf.hostedmail.net.au ~all
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