jacktan.cn - robtex.com
jacktan.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 39.105.85.249🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC | ||||||
| NS | vip1.alidns.com ⭐ | ||||||
| A | 2408:4009:500::1🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.1🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.1🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.208🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.24🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.8🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | vip2.alidns.com | ||||||
| A | 2408:4009:500::2🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.2🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.2🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.209🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.25🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.9🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| MX | mx1.jacktan.cn ⭐ | ||||||
| A | 39.105.85.249🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| SOA | vip1.alidns.comhostmaster@hichina.com 2026-06-02 #16 | ||||||
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=2035029672 | ||||||
Subdomains
mx1.jacktan.cn |
Same first word
jacktan.cn |
DNS History
5 records (5 active, 0 former)
●NSvip1.alidns.com2026-07-10 → 2026-07-11 · 2 obs
● 2026-07-11 17:53:14
●NSvip2.alidns.com2026-07-10 → 2026-07-11 · 2 obs
● 2026-07-11 17:53:14
●MXmx1.jacktan.cn2026-07-10 → 2026-07-11 · 2 obs
● 2026-07-11 17:53:14
●A39.105.85.2492026-07-10 → 2026-07-11 · 2 obs
● 2026-07-11 17:53:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| jacktan.cn | vip1.alidns.com, vip2.alidns.com | - |
✅ Authoritative Response
Server:170.33.73.25
NS records: vip1.alidns.com, vip2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jacktan.cn (unsigned zone)
⏱️ Timing
Total: 2894ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 39.105.85.249 |
| NS | 2 | vip2.alidns.com, vip1.alidns.com |
| MX | 2 | mx1.jacktan.cn (pri: 10), mxbiz1.qq.com (pri: 10) |
| SOA | 1 | vip1.alidns.com hostmaster.hichina.com |
Analysis
Hierarchy
mx1.jacktan.cn is a subdomain of jacktan.cn.
IP Addresses
jacktan.cn directs to one IP number, which is 39.105.85.249.
Host names like mx1.jacktan.cn are further examples that share IP numbers with jacktan.cn.
Name Servers
Two name servers handle the delegation for jacktan.cn: vip1.alidns.com and vip2.alidns.com.
jacktan.cn has the same name server delegation as a number of other domains, such as mer.run, 8tz.com, amombo.space and two more.
The name servers of jacktan.cn overlap at least partially with those of other domains — among them jirenjy.com, sxzwfw.gov.cn, womanhospital.cn and two more.
These name servers commonly appear alongside the name servers vip3.alidns.com and vip4.alidns.com.
Host names resolving to 6 IP numbers:
vip1.alidns.com resolves to 8.212.93.1, 140.205.1.1 and 170.33.32.208 among others, with 3 other IP addresses in total.
vip2.alidns.com resolves to 8.212.93.2, 140.205.1.2 and 170.33.32.209 among others, with 3 other IP addresses in total.
Mail Servers
The MX records for jacktan.cn point to two mail servers: mx1.jacktan.cn and mxbiz1.qq.com.
jacktan.cn shares at least some of its mail servers with other domains — for example weboss.hk, wed114.cn, quhuo.cn and two more.
It is common to find these mail servers paired with the mail servers mxbiz2.qq.com.
Hosts that resolve to one IP address:
The hostname mx1.jacktan.cn resolves to 39.105.85.249.