jukao.com.tw - robtex.com
jukao.com.tw
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=2006383807 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSbob.ns.cloudflare.com2017-03-16 → 2020-02-22 · 4 obs
● 2020-02-22 09:47:30
○ 2026-06-27 01:19:44
○ 2026-07-21 06:01:52
●NSm.coowo.com2026-06-27 → 2026-07-21 · 3 obs
● 2026-06-27 01:19:44
● 2026-07-21 06:01:52
●NSn.coowo.com2026-06-27 → 2026-07-21 · 3 obs
● 2026-06-27 01:19:44
● 2026-07-21 06:01:52
○NSroxy.ns.cloudflare.com2017-03-16 → 2020-02-22 · 4 obs
● 2020-02-22 09:47:30
○ 2026-06-27 01:19:44
○ 2026-07-21 06:01:52
●MXjukao-com-tw.mail.protection.outlook.com2020-02-22 → 2026-07-21 · 3 obs
● 2020-02-22 09:47:30
● 2026-07-21 06:01:52
○MXvmail.seed.net.tw2017-03-16 → 2020-02-22 · 4 obs
● 2020-02-22 09:47:30
○ 2026-06-27 01:19:44
○ 2026-07-21 06:01:52
●A103.144.33.1452026-06-27 → 2026-07-21 · 3 obs
● 2026-06-27 01:19:44
● 2026-07-21 06:01:52
○A45.40.164.1302017-03-16 → 2017-03-16 · 3 obs
○ 2020-02-22 09:47:30
○ 2026-07-21 06:01:52
○A52.194.112.1332020-02-22 → 2020-02-22 · 4 obs
● 2020-02-22 09:47:30
○ 2026-06-27 01:19:44
○ 2026-07-21 06:01:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | d.twnic.net.tw, a.twnic.net.tw, anytld.apnic.net, b.twnic.net.tw... | - |
| jukao.com.tw | m.coowo.com, n.coowo.com | - |
✅ Authoritative Response
Server:103.118.24.133
NS records: m.coowo.com, n.coowo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 1291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.144.33.145 |
| NS | 2 | m.coowo.com, n.coowo.com |
| MX | 1 | jukao-com-tw.mail.protection.outlook.com |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | n.coowo.com mis_fu.jukao.com.tw |
Analysis
IP Addresses
jukao.com.tw resolves to one IP address: 103.144.33.145.
mail.meihsiu.com, swp5.coowo.com, cy-house.com.tw and two other host names share IP numbers with jukao.com.tw.
Name Servers
jukao.com.tw uses two name servers for its delegation: m.coowo.com and n.coowo.com.
jukao.com.tw uses the same name servers as several other domains — among them freemind.com.tw, methodist.org.tw, tsota.com.tw and two more.
jukao.com.tw has name servers in common with a number of other domains — moser-taiwan.com, kingforging.com, liuchild.com and kmou.org.tw among them.
These name servers frequently co-occur with the name servers ns3.coowo.com and ns4.coowo.com.
m.coowo.com → 103.118.24.13 and n.coowo.com → 103.118.24.133: one IP number per host name.
Mail Servers
Mail for jukao.com.tw is handled by a single mail server, jukao-com-tw.mail.protection.outlook.com.
jukao-com-tw.mail.protection.outlook.com resolves to 6 IP addresses — 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 others.