Domain Overview
DNS: ✓ 3h ago
Checker: ✓ 3h ago
kgv.edu.hk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 09:36:17 UTC · ↺ Refresh
MX Hostnames
- kgv-edu-hk.mail.protection.outlook.com
MX Priorities
- kgv-edu-hk.mail.protection.outlook.com: 10
A / AAAA Records
- 218.188.215.153 ↩ static-bbs-153-215-188-218-on-nets.com
Mail Server IPs
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.kgv.edu.hk hostmaster.kgv.edu.hk 2026031713 3600 600 1209600 3600
Primary NS (mname)
dns.kgv.edu.hk
Admin Email (rname)
hostmaster@kgv.edu.hk
Serial
2026031713
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns2.esf.edu.hk
dns.kgv.edu.hk
SPF Record
✓ Strict (-all)
v=spf1 ip4:218.188.215.155 ip4:218.188.215.153 ip4:218.188.215.130 ip4:175.45.31.194/26 ip4:210.177.22.16/28 ip4:210.177.22.64/26 include:spf.protection.outlook.com include:sparkpostmail.com include:spf.mandrillapp.com include:_spf.google.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r; pct=80; rua=mailto:[email protected],mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
⚠ Policy applies to 80% of failing messages only
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 ip4:218.188.215.155 ip4:218.188.215.153 ip4:218.188.215.130 ip4:175.45.31.194/26 ip4:210.177.22.16/28 ip4:210.177.22.64/26 include:spf.protection.outlook.com include:sparkpostmail.com include:spf.mandrillapp.com include:_spf.google.com -all
- MS=ms65496430 TTL = 3600
- amazonses:szDx+2HKbt4FsvKAG2J1Z8aZVPWV4kZFPOzKKGCJgsA=
- google-site-verification=ezh5_v8QG8wIHc6qI-FCYH1jWB037Get2JdwA2vxdnY
- apple-domain-verification=VxASWmmpPPlBtTiD
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