ckphp23.cn - robtex.com
ckphp23.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.247.216.250🇨🇳 CHINATELECOM-ZHEJIANG-NINGBO-IDC122.247.216.0/21 Chinanet-NingBo-IDC | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1770086569 | ||||||
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=2034598001 | ||||||
Subdomains
beijing.ckphp23.cn |
Same first word
ckphp23.cn |
DNS History
5 records (5 active, 0 former)
●NSns1.julydns.com2026-02-28 → 2026-03-28 · 2 obs
● 2026-03-28 08:18:36
●NSns2.julydns.com2026-02-28 → 2026-03-28 · 2 obs
● 2026-03-28 08:18:36
●A122.247.216.2502026-02-28 → 2026-03-28 · 2 obs
● 2026-03-28 08:18:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ckphp23.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ckphp23.cn (unsigned zone)
⏱️ Timing
Total: 3521ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.247.216.250 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
ckphp23.cn is the parent of beijing.ckphp23.cn.
IP Addresses
ckphp23.cn resolves to a single IP: 122.247.216.250.
Other host names, for instance gd032735.cn, guizhou.ldgbm06.cn, xiamen.luxox.cn, tenwenk.com and 1g3h.cn share IP numbers with ckphp23.cn.
Name Servers
ckphp23.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
ckphp23.cn shares some name servers with other domains, for example mcix.cn, jskjh.com, chinaguangdong.com, qdcoder.com and 365ty.com.cn.
These name servers are commonly used together with jm1.dns.com and jm2.dns.com.
Host names with a single IP:
ns1.judns.com points to 47.97.51.45
ns2.judns.com points to 162.159.27.251
ns1.julydns.com points to 47.97.51.45
ns2.julydns.com points to 162.159.48.223
Names pointing to 47.97.51.45: ns1.judns.com, ns1.julydns.com