21cf.com.tw - robtex.com
21cf.com.tw
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006341364 | ||||||
Same first word
Similar names
fc12.com |
21fc.com |
12fc.com |
c1f2.com |
12fc.nl |
cf12.net |
2f1c.com |
fc21.com |
12cf.com.cn |
cf12.org |
fc21.cn |
fc21.jp |
1c2f.tv |
fc21.co.jp |
1c2f.com |
cf12.com |
fc12.cn |
21fc.net |
c21f.com |
cf21.com |
f12c.com |
DNS History
2 records (2 active, 0 former)
●NSdns1.cscdns.net2026-04-09 → 2026-04-11 · 2 obs
● 2026-04-11 23:09:52
●NSdns2.cscdns.net2026-04-09 → 2026-04-11 · 2 obs
● 2026-04-11 23:09:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | e.dns.tw, f.dns.tw, anytld.apnic.net, h.dns.tw... | 16 records |
| 21cf.com.tw | dns2.cscdns.net, dns1.cscdns.net | - |
✅ Authoritative Response
Server:156.154.131.100
NS records: dns2.cscdns.net, dns1.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21cf.com.tw (unsigned zone)
⏱️ Timing
Total: 609ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.cscdns.net, dns2.cscdns.net |
| SOA | 1 | dns1.cscdns.net hostmaster.cscdns.net |
📌 Glue Records Collected
Total: 16
In-bailiwick: 14 (h.dns.tw, g.dns.tw, f.dns.tw...)
Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)
Analysis
Name Servers
21cf.com.tw is delegated to two name servers: dns1.cscdns.net and dns2.cscdns.net.
21cf.com.tw shares the same name server setup as merchantstreetjournal.com, ngwild.com, gpkraft.pr, target.com.ru and 800gifthouse.com.
21cf.com.tw partially shares its name servers with other domains, for example red(0x736578)trabases.com, fiacreditcard.com and stakeholder.us.
These name servers are commonly used with ns101.bac.com and ns102.bac.com.
Host names with two IP numbers: dns1.cscdns.net points to: 2610:a1:1022::100 and 156.154.130.100; dns2.cscdns.net points to: 2610:a1:1023::100 and 156.154.131.100.