Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
guardian.edu.au
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 06:43:06 UTC · ↺ Refresh
MX Hostnames
- guardian-edu-au.mail.protection.outlook.com
MX Priorities
- guardian-edu-au.mail.protection.outlook.com: 5
A / AAAA Records
- 104.20.46.163 (no PTR)
- 172.66.146.144 (no PTR)
- 2606:4700:10::6814:2ea3
- 2606:4700:10::ac42:9290
Mail Server IPs
- 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
- 52.101.151.0 ↩ mail-meupr01cu00200.inbound.protection.outlook.com
- 2a01:111:f403:cc33:: ↩ mail-meupr01cu00200.inbound.protection.outlook.com
- 2a01:111:f403:cc31:: ↩ mail-sy2pr01cu00300.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
SOA Record
Raw SOA
noah.ns.cloudflare.com dns.cloudflare.com 2400043716 10000 2400 604800 1800
Primary NS (mname)
noah.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400043716
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
noah.ns.cloudflare.com
olga.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.alchemer.com include:_spf.createsend.com include:emailsyd.freshservice.com ip4:123.200.142.160/27 include:shops.shopify.com include:sendgrid.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; aspf=r; fo=0:1:d:s;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
9 records- drmkygnn
- facebook-domain-verification=3nouk3sk45j1cx2f0n4o5awvisjowc
- google-site-verification=2leJ2VUsFhQr1_WkQ56p7gF38kR_tyGMcSobSVAv24c
- google-site-verification=KRSh3IcEV1f2B6lDT3AL5e7bDuYWE3-L40A1oMl4NXs
- google-site-verification=pFg_ow3HpQ8MyAyXk0PLZpHYrPGkRj2UC2IOFtsagUU
- icp5eO2cMo1+L7v1n0QX7Q==
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.alchemer.com include:_spf.createsend.com include:emailsyd.freshservice.com ip4:123.200.142.160/27 include:shops.shopify.com include:sendgrid.net ~all
- workplace-domain-verification=FSkYksOabpqQo6CcQRnohvBHAUw2Cj
- docusign=d5383517-4a5c-46b7-81f7-45f85e277c58
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