id99.cn - robtex.com
id99.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 39.106.20.118🇨🇳 Alibaba-Cloud39.106.0.0/15 CT BeiJing IDC | ||||||
| NS | dns3.4cun.com ⭐ | ||||||
| A | 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8🇨🇳 Alibaba-Cloud2408:4005::/33 | ||||||
| A | 61.172.183.74🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| NS | dns.4cun.com ⚠️ Not in zone NS records | ||||||
| NS | dns4.51dns.top ⚠️ Not in zone NS records | ||||||
| A | 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8🇨🇳 Alibaba-Cloud2408:4005::/33 | ||||||
| A | 219.138.102.210🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang | ||||||
| MX | mxbiz1.qq.com.id99.cn ⭐ | ||||||
| A | 39.106.20.118🇨🇳 Alibaba-Cloud39.106.0.0/15 CT BeiJing IDC | ||||||
| MX | mxbiz2.qq.com.id99.cn(10) | ||||||
| A | 39.106.20.118🇨🇳 Alibaba-Cloud39.106.0.0/15 CT BeiJing IDC | ||||||
| SOA | dns.4cun.comadmin@id99.cn serial=1772528836 | ||||||
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=2034713501 | ||||||
Subdomains
com.id99.cn |
Same first word
id99.cn |
Similar names
DNS History
7 records (6 active, 1 former)
●NSdns3.4cun.com2026-04-11 → 2026-04-26 · 3 obs
● 2026-04-11 02:20:46
● 2026-04-26 06:39:50
●NSdns4.51dns.top2026-04-11 → 2026-04-26 · 3 obs
● 2026-04-11 02:20:46
● 2026-04-26 06:39:50
●MXmxbiz1.qq.com.id99.cn2015-05-01 → 2026-04-26 · 2 obs
● 2026-04-26 06:39:50
●MXmxbiz2.qq.com.id99.cn2015-05-01 → 2026-04-26 · 2 obs
● 2026-04-26 06:39:50
○A221.122.80.2452015-05-01 → 2017-06-09 · 4 obs
● 2017-06-09 18:16:26
○ 2026-04-11 02:20:46
○ 2026-04-26 06:39:50
●A39.106.20.1182026-04-11 → 2026-04-26 · 3 obs
● 2026-04-11 02:20:46
● 2026-04-26 06:39:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| id99.cn | dns3.4cun.com, dns4.51dns.top | - |
✅ Authoritative Response
Server:61.172.183.74
NS records: dns3.4cun.com, dns4.51dns.top
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4499ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 39.106.20.118 |
| MX | 2 | mxbiz1.qq.com.id99.cn (pri: 5), mxbiz2.qq.com.id99.cn (pri: 10) |
| SOA | 1 | dns.4cun.com admin.id99.cn |
Analysis
Hierarchy
id99.cn is the parent of com.id99.cn.
IP Addresses
id99.cn resolves to one IP number: 39.106.20.118.
Other host names, for instance com.id99.cn, mxbiz2.qq.com.id99.cn, mxbiz1.qq.com.id99.cn and qq.com.id99.cn share IP numbers with id99.cn.
Name Servers
id99.cn is delegated to three name servers dns3.4cun.com, dns.4cun.com and dns4.51dns.top.
id99.cn at least partially shares name servers with other domains, for instance ksideaman.com, shoukabao.com, chyxhg.com, atour-hotels.com and hebuild.com.
These name servers are commonly used with the following name servers: dns7.4cun.com, dns1.4cun.com, dns8.51dns.top, ns3.4cun.com, ns4.4cun.com, dns6.51dns.top, dns2.51dns.top, ns1.4cun.com, ns2.4cun.com and dns2.4cun.com.
Host names with two IP numbers:
dns3.4cun.com points to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 and 61.172.183.74.
dns4.51dns.top points to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 and 219.138.102.210.
Names pointing to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8: dns3.4cun.com and dns4.51dns.top.
Mail Servers
Two mail servers handle id99.cn: mxbiz1.qq.com.id99.cn and mxbiz2.qq.com.id99.cn.
Host names with a single IP:
mxbiz1.qq.com.id99.cn points to 39.106.20.118.
mxbiz2.qq.com.id99.cn points to 39.106.20.118.
Host names pointing to 39.106.20.118: mxbiz1.qq.com.id99.cn and mxbiz2.qq.com.id99.cn.