21cf.do - robtex.com
21cf.do
do
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.nic.do ⭐ | ||||||
| NS | a.lactld.org ⚠️ Not in parent delegation | ||||||
| NS | ns.nic.do | ||||||
| NS | ns1.nic.do | ||||||
| NS | ns4.nic.do | ||||||
| NS | ns5.nic.do | ||||||
| NS | phloem.uoregon.edu ⚠️ Not in parent delegation | ||||||
| TXT | Generation Time: 1775973602 | ||||||
| SOA | ns1.nic.dohostmaster@nic.do 2026-04-12 #6 | ||||||
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
● 2026-04-12 07:44:16
●NSdns2.cscdns.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 07:44:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| do | ns.nic.do, ns1.nic.do, ns2.nic.do, ns4.nic.do... | - |
| 21cf.do | dns2.cscdns.net, dns1.cscdns.net | - |
✅ Authoritative Response
Server:156.154.130.100
NS records: dns2.cscdns.net, dns1.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for do (unsigned zone)
⏱️ Timing
Total: 342ms | 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.do is delegated to two name servers dns1.cscdns.net and dns2.cscdns.net.
21cf.do shares the same name server setup as other domains, for instance fragrancethegame.com, phx.devry.edu, tradecentral.com, disnymix.com and dtcccorona.net.
21cf.do at least partially shares name servers with other domains, for instance countrywidebnak.com, directv.ph, oem-pumpen.de, cashtransfernow.org and countrywidecustomerscom.com.
These name servers are commonly used alongside ns101.bac.com and ns102.bac.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.