21cf.ca - robtex.com
21cf.ca
ca
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | prd-czp-05.corp.cira.ca ⭐ | ||||||
| NS | any.ca-servers.ca | ||||||
| NS | c.ca-servers.ca | ||||||
| NS | d.ca-servers.ca | ||||||
| NS | j.ca-servers.ca | ||||||
| SOA | prd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2604120830 | ||||||
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 → 2026-04-12 · 2 obs
● 2026-04-09 12:03:30
● 2026-04-12 09:10:20
● 2026-04-12 09:10:20
●NSdns2.cscdns.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 12:03:30
● 2026-04-12 09:10:20
● 2026-04-12 09:10:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | any.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca | - |
| 21cf.ca | dns1.cscdns.net, dns2.cscdns.net | - |
✅ Authoritative Response
Server:156.154.130.100
NS records: dns1.cscdns.net, dns2.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21cf.ca (unsigned zone)
⏱️ Timing
Total: 547ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.cscdns.net, dns2.cscdns.net |
| SOA | 1 | dns1.cscdns.net hostmaster.cscdns.net |
Analysis
Name Servers
21cf.ca is delegated to two name servers dns1.cscdns.net and dns2.cscdns.net.
21cf.ca shares the same name server setup as other domains, for instance jllvaloraciones.es, meetmakooc.com, verizonr.com, katun.be and byebyecancer.info.
21cf.ca at least partially shares name servers with other domains, for instance dcsgsports.com.
Host names with two IP numbers:
The host name dns1.cscdns.net points to 2610:a1:1022::100 and 156.154.130.100; the host name dns2.cscdns.net points to 2610:a1:1023::100 and 156.154.131.100.