4ppt.cn - robtex.com
4ppt.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.91.187.11🇭🇰 AS400619154.91.184.0/21 arosscloud | ||||||
| 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=1760764825 | ||||||
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=2034582967 | ||||||
Subdomains
www.4ppt.cn |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.julydns.com2026-02-24 → 2026-03-24 · 2 obs
● 2026-03-24 20:57:00
●NSns2.julydns.com2026-02-24 → 2026-03-24 · 2 obs
● 2026-03-24 20:57:00
●A154.91.187.112026-02-24 → 2026-03-24 · 3 obs
● 2026-02-24 10:45:36
● 2026-03-24 20:57:00
○A222.186.43.782020-01-15 → 2020-01-15 · 3 obs
○ 2026-02-24 10:45:36
○ 2026-03-24 20:57:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, e.dns.cn, b.dns.cn... | - |
| 4ppt.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 4ppt.cn (unsigned zone)
⏱️ Timing
Total: 1270ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.91.187.11 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
4ppt.cn is the parent of www.4ppt.cn.
IP Addresses
4ppt.cn resolves to a single IP: 154.91.187.11.
Other host names, for instance sdhktc.cn, xtxdyy.cn, tutngear.cn, oaing.com.cn and www.4ppt.cn share IP numbers with 4ppt.cn.
Name Servers
4ppt.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
4ppt.cn shares some name servers with other domains, for example mzsghj.cn, muhouketang.com, gzmeijiu.com, campusvirtualinstipetrol.com and muixvaq.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