Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
regalhotel.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 08:32:52 UTC · ↺ Refresh
MX Hostnames
- regalhotel-com.mail.protection.outlook.com
MX Priorities
- regalhotel-com.mail.protection.outlook.com: 5
A / AAAA Records
- 52.175.19.118 (no PTR)
Mail Server IPs
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
SOA Record
Raw SOA
gns1.cloudns.net support.cloudns.net 2026022504 7200 1800 1209600 3600
Primary NS (mname)
gns1.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2026022504
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
gns1.cloudns.net
gns3.cloudns.net
gns4.cloudns.net
gns2.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:210.177.85.150 ip4:52.221.142.147 include:spfa.centurycity.com.hk include:spfa.cpmails.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected],mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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- SPFv=spf1 ip4:210.177.85.150 ip4:52.221.142.147 include:spfa.centurycity.com.hk include:spfa.cpmails.com include:spf.protection.outlook.com -all
- google-site-verification=jvIml4Wp8Voxl7hXz4acBGH13-6fPLc6dyODtPFKrB0
- google-site-verification=I8t6w-D1djHHdNk9d5jL5M8vPBM_cGyCPCbbEs_EszI
- QyD6ih25K1GidC6y1AKpL3XGmCHQCKRgk3BU8OJcQkZQI8lB6ksYxLwhihJnxpTQK7AEStexDoUWG3ZPD572aA==
- MS=ms23406520
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