Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
visibleone.com.hk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 02:59:40 UTC · ↺ Refresh
MX Hostnames
- visibleone-com-hk.mail.protection.outlook.com
MX Priorities
- visibleone-com-hk.mail.protection.outlook.com: 0
A / AAAA Records
- 183.178.43.144 ↩ 183178043144.ctinets.com
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:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.visibleone.net server01.visibleone.com 2025012103 3600 1800 1209600 86400
Primary NS (mname)
ns1.visibleone.net
Admin Email (rname)
server01@visibleone.com
Serial
2025012103
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.visibleone.net
ns2.visibleone.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:172.16.10.10 ip4:183.178.43.144 ip4:183.178.43.144 ip4:183.178.43.150 +a +mx include:spf.protection.outlook.com include:sender.zohobooks.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- google-site-verification=YLMckTcw_cvyxhVIyAsvATKp42wHb6NeqglaDMj_r7Q
- SPFv=spf1 ip4:172.16.10.10 ip4:183.178.43.144 ip4:183.178.43.144 ip4:183.178.43.150 +a +mx include:spf.protection.outlook.com include:sender.zohobooks.com ~all
- MS=ms79771227
- google-site-verification=Ks5lYcG-AGF40HWzWyCK1ootzCbr86tFpKYUSDhU34w
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