Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
substation33.com.au
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:04:58 UTC · ↺ Refresh
MX Hostnames
- mx1.mtaroutes.com
- mx2.mtaroutes.com
- mx4.mtaroutes.com
- mx3.mtaroutes.com
MX Priorities
- mx1.mtaroutes.com: 10
- mx3.mtaroutes.com: 30
- mx2.mtaroutes.com: 20
- mx4.mtaroutes.com: 40
A / AAAA Records
- 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com
Mail Server IPs
- 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
- 2001:550:2:61::2fc:100 (no PTR)
- 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com
- 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com
- 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
- 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
SOA Record
Raw SOA
ns1.cloudns.net support.cloudns.net 2026012602 7200 1800 1209600 3600
Primary NS (mname)
ns1.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2026012602
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
pns12.cloudns.net
pns14.cloudns.net
pns11.cloudns.net
ns11.cloudns.net
pns13.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 a include:spf.mtaroutes.com include:spf.emailsignatures365.com include:spf.protection.outlook.com include:spf.au.exclaimer.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=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: 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
5 records- knowbe4-site-verification=7dd91b2e5a0ff78d77b33a4c4bd4b1e4
- Y0F2S91238
- SPFv=spf1 a include:spf.mtaroutes.com include:spf.emailsignatures365.com include:spf.protection.outlook.com include:spf.au.exclaimer.net -all
- MS=ms35578154
- OHkUnQ6xLHEy1hzIoYasveVKayJ2wWcT/Gte0PdsmH8YIh+k7Tqsy8JUZwmQBxAaT7HCIyZz1T9nz83/RsfHzQ==
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for substation33.com.au
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits