www.ref53.com - robtex.com
www.ref53.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.6.59🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
ref53.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.6.59🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | dns1.f1.com.tw ⭐ ⚠️ Not in parent delegation | ||||||
| NS | dns2.f1.com.tw ⚠️ Not in parent delegation | ||||||
| NS | ns1.icstock.com.tw ⚠️ Not in zone NS records | ||||||
| NS | ns2.icstock.com.tw ⚠️ Not in zone NS records | ||||||
| NS | sp234.f1.com.tw ⚠️ Not in zone NS records | ||||||
| MX | ref53.com ⭐ | ||||||
| MX | www.ref53.com(14) | ||||||
| SOA | dns1.f1.com.twohgo@ms23.hinet.net 2000-11-01 #8 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A220.228.6.592026-04-12 → 2026-07-28 · 3 obs
○ 2019-12-19 10:35:44
● 2026-04-12 16:47:38
● 2026-07-28 10:27:48
● 2026-04-12 16:47:38
● 2026-07-28 10:27:48
○A220.228.6.62019-12-19 → 2019-12-19 · 3 obs
● 2019-12-19 10:35:44
○ 2026-04-12 16:47:38
○ 2026-07-28 10:27:48
○ 2026-04-12 16:47:38
○ 2026-07-28 10:27:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net... | - |
| ref53.com | ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw | - |
✅ Authoritative Response
Server:218.32.213.228
NS records: ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ref53.com (unsigned zone)
⏱️ Timing
Total: 1377ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.228.6.59 |
Analysis
Mail Server Role
www.ref53.com is a mail server for ref53.com.
ref53.com is a mail server commonly deployed alongside www.ref53.com.
IP Addresses
www.ref53.com directs to one IP number, which is 220.228.6.59.
Among the host names that share IP numbers with www.ref53.com are www.us35s.com, 17lo.tv, www.love173.com and two others.