renchin.com.tw - robtex.com
renchin.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.221.89.137🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | renchin.com.tw | ||||||
| NS | admns1.hinet.net ⭐ | ||||||
| A | 2001:b000:168::192:32🇹🇼 HiNet2001:b000:100::/40 | ||||||
| PTR | admns1.hinet.net | ||||||
| A | 168.95.192.32🇹🇼 HiNet168.95.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | admns1.hinet.net | ||||||
| NS | admns2.hinet.net | ||||||
| A | 2001:b000:180:80d:203:74:116:192🇹🇼 HiNet2001:b000:100::/40 | ||||||
| PTR | admns2.hinet.net | ||||||
| A | 203.74.116.192🇹🇼 HiNet203.74.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | admns2.hinet.net | ||||||
| MX | mail.renchin.com.tw ⭐ | ||||||
| A | 61.221.89.137🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | renchin.com.tw | ||||||
| MX | webmail.renchin.com.tw(20) | ||||||
| A | 61.221.89.138🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | renchin.com.tw | ||||||
| TXT | v=spf1 a mx ptr ip4:61.221.89.0/24 -all | ||||||
| SOA | admns1.hinet.nethostmaster@hinet.net serial=1785006001 | ||||||
com.tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2006387825 | ||||||
PTR for
Subdomains
Same first word
Similar names
rennich.de |
rinchen.cn |
ennrich.com |
chinner.cn |
chinern.com.tw |
chinnre.com |
rinchen.org |
cnrihen.com |
chinner.com |
rinchen.us |
chernin.ru |
chernin.com |
DNS History
5 records (5 active, 0 former)
●MXmail.renchin.com.tw2026-04-04 → 2026-07-31 · 2 obs
● 2026-07-31 17:24:28
●MXwebmail.renchin.com.tw2026-04-04 → 2026-07-31 · 2 obs
● 2026-07-31 17:24:28
●A61.221.89.1372026-04-04 → 2026-07-31 · 2 obs
● 2026-07-31 17:24:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | d.twnic.net.tw, f.twnic.net.tw, anytld.apnic.net, b.twnic.net.tw... | - |
| renchin.com.tw | admns2.hinet.net, admns1.hinet.net | - |
✅ Authoritative Response
Server:168.95.192.32
NS records: admns2.hinet.net, admns1.hinet.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 1189ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 61.221.89.137 |
| NS | 2 | admns2.hinet.net, admns1.hinet.net |
| MX | 2 | mail.renchin.com.tw (pri: 10), webmail.renchin.com.tw (pri: 20) |
| TXT | 1 | v=spf1 a mx ptr ip4:61.221.89.0/24 -all |
| SOA | 1 | admns1.hinet.net hostmaster.hinet.net |
Analysis
Hierarchy
webmail.renchin.com.tw and mail.renchin.com.tw are both subdomains of renchin.com.tw.
IP Addresses
renchin.com.tw resolves to one IP address: 61.221.89.137.
Host names like mail.renchin.com.tw are further examples that share IP numbers with renchin.com.tw.
Name Servers
Two name servers handle the delegation for renchin.com.tw: admns1.hinet.net and admns2.hinet.net.
renchin.com.tw uses the same name servers as several other domains — among them jungyou.com, manson.com.tw, djy.tw and two more.
admns1.hinet.net and admns2.hinet.net both carry two IP addresses. The A records for admns1.hinet.net are 168.95.192.32 and 2001:b000:168::192:32; the A records for admns2.hinet.net are 203.74.116.192 and 2001:b000:180:80d:203:74:116:192.
Mail Servers
Mail for renchin.com.tw is handled by two mail servers — mail.renchin.com.tw and webmail.renchin.com.tw.
mail.renchin.com.tw resolves to 61.221.89.137. webmail.renchin.com.tw resolves to 61.221.89.138. Both host names point to a single IP number.