auckland.ac.nz
Live email deliverability and anti-spoofing audit. Every value below was read from public DNS at the moment this page was generated.
97/100 — This domain is configured correctly for both sending and receiving. Accepts mail · Protected against spoofing · Hosted by Microsoft 365
Findings
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mx redundancy
Only one mail exchanger is published, so there is no failover.
auckland-ac-nz.mail.protection.outlook.com
Fix: Add a secondary MX at a higher priority number.
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mx
Mail is handled by Microsoft 365.
0 auckland-ac-nz.mail.protection.outlook.com
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spf
SPF is published and enforcing.
v=spf1 include:spf.protection.outlook.com include:service-now.com include:rnmk.com include:ap.rp.oracleemaildelivery.com ip4:130.216.95.208 ip4:130.216.95.224 ip4:130.216.125.250 -all
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dmarc
DMARC is enforcing with p=reject.
v=DMARC1;p=reject;sp=reject;adkim=r;aspf=r;rua=mailto:dmarc_rpts@auckland.ac.nz,mailto:2fincamt@ag.au.dmarcian.com;
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dkim
DKIM keys found for 3 selectors.
selector1._domainkey, s1._domainkey, mail._domainkey
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mta sts
MTA-STS is published, so senders will refuse to downgrade to plaintext SMTP.
v=STSv1;id=202505281024Z;
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tls rpt
TLS reporting is enabled.
v=TLSRPTv1;rua=mailto:2fincamt@tls.au.dmarcian.com
Records
| MX | 0 auckland-ac-nz.mail.protection.outlook.com |
|---|---|
| SPF | v=spf1 include:spf.protection.outlook.com include:service-now.com include:rnmk.com include:ap.rp.oracleemaildelivery.com ip4:130.216.95.208 ip4:130.216.95.224 ip4:130.216.125.250 -all |
| DMARC | v=DMARC1;p=reject;sp=reject;adkim=r;aspf=r;rua=mailto:dmarc_rpts@auckland.ac.nz,mailto:2fincamt@ag.au.dmarcian.com; |
| DKIM selectors | selector1, s1, mail |
| MTA-STS | published |
| TLS-RPT | published |
| BIMI | not published |
| DNSSEC | not validating |
Same data, as JSON, in one request. No SMTP probing, no stored recipient data, 250 free calls a month.
curl "https://mailgrade.dev/v1/domain?domain=auckland.ac.nz"
Also available: /v1/verify?email=… for individual addresses, and
/v1/verify/batch for lists.