jasco.cn - robtex.com
jasco.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=2034718916 | ||||||
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
○NS(root)2015-05-26 → 2017-11-10 · 4 obs
● 2017-11-10 23:09:40
○ 2026-04-16 20:15:06
○ 2026-04-27 13:39:44
●NSns1.dns-diy.com2026-04-16 → 2026-04-27 · 3 obs
● 2026-04-16 20:15:06
● 2026-04-27 13:39:44
●NSns2.dns-diy.com2026-04-16 → 2026-04-27 · 3 obs
● 2026-04-16 20:15:06
● 2026-04-27 13:39:44
●NSns3.dns-diy.com2026-04-16 → 2026-04-27 · 3 obs
● 2026-04-16 20:15:06
● 2026-04-27 13:39:44
●NSns4.dns-diy.com2026-04-16 → 2026-04-27 · 3 obs
● 2026-04-16 20:15:06
● 2026-04-27 13:39:44
○MXhsmx199.cn4e.com2016-12-03 → 2017-11-10 · 5 obs
● 2016-12-03 14:08:04
● 2017-11-10 23:09:40
○ 2026-04-16 20:15:06
○ 2026-04-27 13:39:44
●MXmx2.yunyou.top2026-04-16 → 2026-04-27 · 3 obs
● 2026-04-16 20:15:06
● 2026-04-27 13:39:44
○MXmx66.cn4e.com2015-10-19 → 2016-04-12 · 4 obs
● 2016-04-12 15:01:30
○ 2016-12-03 14:08:04
○ 2026-04-27 13:39:44
○A211.152.42.1222017-11-10 → 2017-11-10 · 4 obs
● 2017-11-10 23:09:40
○ 2026-04-16 20:15:06
○ 2026-04-27 13:39:44
○A211.152.42.492015-05-26 → 2016-12-03 · 4 obs
● 2016-12-03 14:08:04
○ 2017-11-10 23:09:40
○ 2026-04-27 13:39:44
●A40.83.252.1392026-04-16 → 2026-04-27 · 3 obs
● 2026-04-16 20:15:06
● 2026-04-27 13:39:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| jasco.cn | ns1.dns-diy.com, ns2.dns-diy.com, ns3.dns-diy.com, ns4.dns-diy.com | - |
✅ Authoritative Response
Server:211.149.230.100
NS records: ns1.dns-diy.com, ns2.dns-diy.com, ns3.dns-diy.com, ns4.dns-diy.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jasco.cn (unsigned zone)
⏱️ Timing
Total: 4609ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 40.83.252.139 |
| NS | 4 | ns1.dns-diy.com, ns3.dns-diy.com... |
| MX | 1 | mx2.yunyou.top (pri: 10) |
| TXT | 1 | v=spf1 include:yunyou.top -all |
| SOA | 1 | ns1.dns-diy.com dnsconct.myhostadmin.net |
Analysis
IP Addresses
jasco.cn points to a single IP number: 40.83.252.139.
Other host names, for instance polyurethane-wheel.com, share IP numbers with jasco.cn.
Name Servers
jasco.cn is delegated to four name servers: ns1.dns-diy.com, ns2.dns-diy.com, ns3.dns-diy.com and ns4.dns-diy.com.
jasco.cn at least partially shares name servers with other domains, for instance jsinv.com.cn, fsaprint.com.cn, winsway.com, pdachina.com and ouract.com.
These name servers are commonly used alongside ns1.35.net, ns2.35.net, ns3.35.net and ns4.35.net.
Host names with four IP numbers:
ns1.dns-diy.com points to 240e:d9:c200::2, 60.247.150.254, 118.123.249.114 and 118.123.253.132.
Host names with three IP numbers:
ns2.dns-diy.com points to 240e:d9:c200:1::2, 61.172.183.73 and 211.149.230.100.
ns3.dns-diy.com points to 240e:d9:c200::2, 61.172.183.77 and 118.123.249.114.
ns4.dns-diy.com points to 240e:d9:c200:1::2, 118.123.253.132 and 211.149.230.100.
Host names that point to 240e:d9:c200::2: ns1.dns-diy.com and ns3.dns-diy.com.
Host names that point to 118.123.249.114: ns1.dns-diy.com and ns3.dns-diy.com.
Host names that point to 118.123.253.132: ns1.dns-diy.com and ns4.dns-diy.com.
Host names that point to 240e:d9:c200:1::2: ns2.dns-diy.com and ns4.dns-diy.com.
Host names that point to 211.149.230.100: ns2.dns-diy.com and ns4.dns-diy.com.
Mail Servers
jasco.cn is handled by a single mail server, mx2.yunyou.top.
jasco.cn uses the same mail server configuration as other domains, such as bjndh.com, crystech.com, sinotag.net, jxhwtrade.com and sanztools.com.
jasco.cn shares mail servers with other domains at least in part, for instance sondahose.com.cn, suncorepro.com, phase-analytical.com, xsxcnc.com and poteic.sg.
These mail servers are often used together with the mail servers mx1.yunyou.top.
mx2.yunyou.top resolves to two IP numbers: 211.149.239.73 and 211.149.240.37.