pdtech.cn - dns.ninja
pdtech.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.110.155.106🇨🇳 Alibaba-Cloud47.110.0.0/16 | ||||||
| NS | ns1.22.cn ⭐ | ||||||
| NS | ns2.22.cn | ||||||
| A | 240e:97d:10:1402:0:1:0:1002🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network | ||||||
| A | 1.193.216.203🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 183.253.57.207🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.61🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| SOA | ns1.22.cndnsadmin@22.cn serial=1751342701 | ||||||
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=2035029804 | ||||||
Same first word
pdtech.com.hk |
pdtech.mobi |
pdtech.ch |
pdtech.biz |
pdtech.com |
pdtech.org.cn |
pdtech.cz |
pdtech.org |
pdtech.net |
pdtech.cn |
pdtech.co.za |
pdtech.co.uk |
pdtech.co |
pdtech.ltd |
Similar names
DNS History
10 records (5 active, 5 former)
○NSf1g1ns1.dnspod.net2015-07-21 → 2019-04-09 · 4 obs
● 2019-04-09 21:30:32
○ 2026-04-09 10:22:06
○ 2026-07-11 19:44:34
○NSf1g1ns2.dnspod.net2015-07-21 → 2019-04-09 · 4 obs
● 2019-04-09 21:30:32
○ 2026-04-09 10:22:06
○ 2026-07-11 19:44:34
●NSns1.22.cn2026-04-09 → 2026-07-11 · 3 obs
● 2026-04-09 10:22:06
● 2026-07-11 19:44:34
●NSns2.22.cn2026-04-09 → 2026-07-11 · 3 obs
● 2026-04-09 10:22:06
● 2026-07-11 19:44:34
○MXmx42.cn4e.com2015-07-21 → 2015-07-21 · 3 obs
○ 2015-11-17 21:08:44
○ 2026-07-11 19:44:34
●MXmxbiz1.qq.com2026-04-09 → 2026-07-11 · 3 obs
● 2026-04-09 10:22:06
● 2026-07-11 19:44:34
●MXmxbiz2.qq.com2026-04-09 → 2026-07-11 · 3 obs
● 2026-04-09 10:22:06
● 2026-07-11 19:44:34
○MXmxdomain.qq.com2015-11-17 → 2019-04-09 · 5 obs
● 2015-11-17 21:08:44
● 2019-04-09 21:30:32
○ 2026-04-09 10:22:06
○ 2026-07-11 19:44:34
○A180.86.233.2292015-07-21 → 2017-03-14 · 4 obs
● 2017-03-14 06:18:30
○ 2019-04-09 21:30:32
○ 2026-07-11 19:44:34
●A47.110.155.1062019-04-09 → 2026-07-11 · 3 obs
● 2019-04-09 21:30:32
● 2026-07-11 19:44:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| pdtech.cn | ns1.22.cn, ns2.22.cn | - |
✅ Authoritative Response
Server:211.99.99.61
NS records: ns1.22.cn, ns2.22.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pdtech.cn (unsigned zone)
⏱️ Timing
Total: 3568ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.110.155.106 |
| NS | 2 | ns1.22.cn, ns2.22.cn |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| SOA | 1 | ns1.22.cn dnsadmin.22.cn |
Analysis
IP Addresses
pdtech.cn resolves to just one IP address, 47.110.155.106.
Name Servers
pdtech.cn is served by two delegated name servers, ns1.22.cn and ns2.22.cn.
pdtech.cn shares its NS records with other domains, for example ycweb.com.cn, edwc.cn, wffcw.cn and two others.
Host names that resolve to four IP numbers:
ns2.22.cn points to 1.193.216.203, 183.253.57.207, 211.99.99.61 and 240e:97d:10:1402:0:1:0:1002.
Mail Servers
pdtech.cn is served by two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.
Among the domains sharing a mail server setup with pdtech.cn are senyopack.com, jiankangyouyi.com, czzxx.com and two others.
There is at least a partial overlap in mail servers between pdtech.cn and other domains like 72kt.com, shgmyy.com and lusai.com.