yudean.com.tw - robtex.com
yudean.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 60.249.109.44🇹🇼 HiNet60.249.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | ssdserver01.twservers.net | ||||||
| NS | ns1.webdsn.net ⭐ | ||||||
| A | 60.249.109.23🇹🇼 HiNet60.249.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | 60-249-109-23.hinet-ip.hinet.net | ||||||
| NS | ns2.webdsn.net | ||||||
| A | 60.249.109.25🇹🇼 HiNet60.249.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | 60-249-109-25.hinet-ip.hinet.net | ||||||
| MX | yudean.com.tw ⭐ | ||||||
| A | 60.249.109.44🇹🇼 HiNet60.249.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | ssdserver01.twservers.net | ||||||
| TXT | v=spf1 +a +mx +ip4:60.249.109.44 ~all | ||||||
| SOA | ns1.webdsn.netmessage@webdsn.net 2026-03-20 #1 | ||||||
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.twnic.net.tw | ||||||
| NS | c.twnic.net.tw | ||||||
| NS | d.twnic.net.tw | ||||||
| NS | e.twnic.net.tw | ||||||
| NS | f.twnic.net.tw | ||||||
| NS | g.twnic.net.tw | ||||||
| NS | h.dns.tw | ||||||
| NS | h.twnic.net.tw | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006350382 | ||||||
MX for
yudean.com.tw |
Subdomains
www.yudean.com.tw |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.webdsn.net2026-05-13 → 2026-05-14 · 3 obs
● 2026-05-13 04:33:28
● 2026-05-14 11:49:00
●NSns2.webdsn.net2026-05-13 → 2026-05-14 · 3 obs
● 2026-05-13 04:33:28
● 2026-05-14 11:49:00
○NSns7.twservers.net2015-05-27 → 2017-04-20 · 4 obs
● 2017-04-20 19:26:56
○ 2026-05-13 04:33:28
○ 2026-05-14 11:49:00
○NSns8.twservers.net2015-05-27 → 2017-04-20 · 4 obs
● 2017-04-20 19:26:56
○ 2026-05-13 04:33:28
○ 2026-05-14 11:49:00
○MXsmartermail01.twservers.net2015-05-27 → 2017-04-20 · 4 obs
● 2017-04-20 19:26:56
○ 2026-05-13 04:33:28
○ 2026-05-14 11:49:00
●MXyudean.com.tw2026-05-13 → 2026-05-14 · 3 obs
● 2026-05-13 04:33:28
● 2026-05-14 11:49:00
○A60.249.109.332015-05-27 → 2017-04-20 · 4 obs
● 2017-04-20 19:26:56
○ 2026-05-13 04:33:28
○ 2026-05-14 11:49:00
●A60.249.109.442026-05-13 → 2026-05-14 · 3 obs
● 2026-05-13 04:33:28
● 2026-05-14 11:49:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | a.twnic.net.tw, f.twnic.net.tw, h.twnic.net.tw, h.dns.tw... | - |
| yudean.com.tw | ns1.webdsn.net, ns2.webdsn.net | - |
✅ Authoritative Response
Server:60.249.109.25
NS records: ns1.webdsn.net, ns2.webdsn.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 1253ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 60.249.109.44 |
| NS | 2 | ns1.webdsn.net, ns2.webdsn.net |
| MX | 1 | yudean.com.tw (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:60.249.109.44 ~all |
| SOA | 1 | ns1.webdsn.net message.webdsn.net |
Analysis
Hierarchy
The parent of www.yudean.com.tw is yudean.com.tw.
Mail Server Role
The mail server for yudean.com.tw is yudean.com.tw.
IP Addresses
yudean.com.tw points to a single IP address: 60.249.109.44.
Other host names such as mail.farman.com.tw, amtac.com.tw, newclassical.com.tw, yutay-vacuum.com.tw and topwilling.com share IPs with yudean.com.tw.
Name Servers
Two name servers ns1.webdsn.net and ns2.webdsn.net handle the delegation for yudean.com.tw.
yudean.com.tw shares the same name server setup as other domains, for example huang-pin.com, damlab.wdo.tw, bies-design.com, paofeng168.com.tw and chya.tw.
yudean.com.tw at least partially shares name servers with other domains, for example carbon-lh.com, winsom.com.tw, b-tek.com.tw, homer-design.com.tw and sazoon.com.
These name servers are often used with the following name servers: ns3.twservers.net, ns4.twservers.net, ns1.twservers.net, ns2.twservers.net, rdns001.twservers.net, rdns002.twservers.net, dns1.host313.net and dns2.host313.net.
Host names with one IP number:
ns1.webdsn.net points to 60.249.109.23; ns2.webdsn.net points to 60.249.109.25.
Mail Servers
One mail server handles yudean.com.tw; that server is yudean.com.tw.
yudean.com.tw points to a single IP number: 60.249.109.44.