koo1.cn - robtex.com
koo1.cn
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034669014 | ||||||
Same first word
Similar names
DNS History
9 records (3 active, 6 former)
●NSdonald.ns.cloudflare.com2026-03-03 → 2026-04-14 · 3 obs
● 2026-03-03 13:14:00
● 2026-04-14 08:52:12
○NSns1.22.cn2015-08-14 → 2016-09-21 · 4 obs
● 2016-09-21 22:37:30
○ 2026-03-03 13:14:00
○ 2026-04-14 08:52:12
○NSns2.22.cn2015-08-14 → 2016-09-21 · 4 obs
● 2016-09-21 22:37:30
○ 2026-03-03 13:14:00
○ 2026-04-14 08:52:12
○NSns3.22.cn2015-08-14 → 2016-09-21 · 4 obs
● 2016-09-21 22:37:30
○ 2026-03-03 13:14:00
○ 2026-04-14 08:52:12
○NSns4.22.cn2015-08-14 → 2016-09-21 · 4 obs
● 2016-09-21 22:37:30
○ 2026-03-03 13:14:00
○ 2026-04-14 08:52:12
●NSpenny.ns.cloudflare.com2026-03-03 → 2026-04-14 · 3 obs
● 2026-03-03 13:14:00
● 2026-04-14 08:52:12
●A198.2.194.62026-03-03 → 2026-04-14 · 3 obs
● 2026-03-03 13:14:00
● 2026-04-14 08:52:12
○A60.169.77.1832015-08-14 → 2015-08-14 · 3 obs
○ 2017-11-05 03:06:24
○ 2026-04-14 08:52:12
○CNAMEk385779782.s185.288idc.com2017-11-05 → 2017-11-05 · 3 obs
○ 2026-03-03 13:14:00
○ 2026-04-14 08:52:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, c.dns.cn, e.dns.cn, a.dns.cn... | - |
| koo1.cn | penny.ns.cloudflare.com, donald.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.158
NS records: penny.ns.cloudflare.com, donald.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koo1.cn (unsigned zone)
⏱️ Timing
Total: 255ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.2.194.6 |
| NS | 2 | donald.ns.cloudflare.com, penny.ns.cloudflare.com |
| SOA | 1 | donald.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
koo1.cn points to a single IP number: 198.2.194.6.
other host names for instance 120sr.cn, ccfuke120.com, pcviva.cn, xnsfc.com and igreenfood.net share IP numbers with koo1.cn.
Name Servers
koo1.cn is delegated to two name servers: donald.ns.cloudflare.com and penny.ns.cloudflare.com.
koo1.cn shares the same name server setup as other domains, for example kcqh.net, ld321.com, maarip.com, haichy.com and syxltc.com.
koo1.cn at least partially shares name servers with other domains, for instance 1technodigital.buzz, visiondatabase.digital, qobusoxoseonoperations.digital, batroo.com and sssss.click.
These name servers are commonly used with the name servers magnolia.ns.cloudflare.com.
Host names with six IP numbers:
donald.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9e, 2803:f800:50::6ca2:c19e, 2a06:98c1:50::ac40:219e, 108.162.193.158, 172.64.33.158 and 173.245.59.158; penny.ns.cloudflare.com points to: 2606:4700:50::a29f:267c, 2803:f800:50::6ca2:c27c, 2a06:98c1:50::ac40:227c, 108.162.194.124, 162.159.38.124 and 172.64.34.124.