szdonna.com - robtex.com
szdonna.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.253.232.231🇺🇸 Alibaba-Cloud47.253.128.0/17 Alibaba CLoud | ||||||
| NS | dns.bizcn.com ⭐ | ||||||
| NS | ns1.dns.com.cn | ||||||
| A | 240c:4082:ffff:ff01:0:d:0:34a🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 61.172.183.70🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 61.240.129.114🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route) | ||||||
| NS | ns2.dns.com.cn | ||||||
| A | 240c:4082:ffff:ff01:0:d:0:69🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 61.172.183.76🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 61.240.129.147🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route) | ||||||
| MX | qiye163mx01.mxmail.netease.com ⭐ | ||||||
| A | 47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| MX | qiye163mx02.mxmail.netease.com(20) | ||||||
| A | 47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| TXT | v=spf1 include:spf.163.com -all | ||||||
| SOA | dns.bizcn.comabuse@bizcn.com serial=21 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785620807 | ||||||
Same first word
szdonna.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdns.bizcn.com2026-02-23 → 2026-08-01 · 5 obs
● 2026-02-23 03:23:24
● 2026-05-30 16:18:40
○ 2026-06-13 17:33:06
● 2026-08-01 22:12:14
●NSns1.dns.com.cn2020-01-04 → 2026-08-01 · 2 obs
● 2026-08-01 22:12:14
●NSns2.dns.com.cn2020-01-04 → 2026-08-01 · 2 obs
● 2026-08-01 22:12:14
●MXqiye163mx01.mxmail.netease.com2026-02-23 → 2026-08-01 · 4 obs
● 2026-05-30 16:18:40
○ 2026-06-13 17:33:06
● 2026-08-01 22:12:14
●MXqiye163mx02.mxmail.netease.com2026-02-23 → 2026-08-01 · 4 obs
● 2026-05-30 16:18:40
○ 2026-06-13 17:33:06
● 2026-08-01 22:12:14
●A47.253.232.2312026-02-23 → 2026-08-01 · 4 obs
● 2026-05-30 16:18:40
○ 2026-06-13 17:33:06
● 2026-08-01 22:12:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| szdonna.com | ns1.dns.com.cn, ns2.dns.com.cn | - |
✅ Authoritative Response
Server:61.240.129.147
NS records: ns1.dns.com.cn, ns2.dns.com.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for szdonna.com (unsigned zone)
⏱️ Timing
Total: 4433ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.253.232.231 |
| NS | 2 | ns2.dns.com.cn, ns1.dns.com.cn |
| MX | 2 | qiye163mx01.mxmail.netease.com (pri: 5), qiye163mx02.mxmail.netease.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.163.com -all |
| SOA | 1 | dns.bizcn.com abuse.bizcn.com |
Analysis
IP Addresses
szdonna.com has exactly one IP address — 47.253.232.231.
worldwidepins.com, gv-technologies.net, jdtmach.com plus two other host names have IP numbers in common with szdonna.com.
Name Servers
szdonna.com has three name servers — dns.bizcn.com, ns1.dns.com.cn and ns2.dns.com.cn.
szdonna.com partially shares its NS delegation with several other domains, including wxhljsbyy.com, sinotsing.org, mutuchina.com and two others.
In DNS configurations, these name servers often share authority with ns8.cnmsn.net, ns7.cnmsn.net, ns13.dns.com.cn and 4 other name servers.
ns1.dns.com.cn has three IP addresses (61.172.183.70, 61.240.129.114 and 240c:4082:ffff:ff01:0:d:0:34a) and ns2.dns.com.cn has three IP addresses (61.172.183.76, 61.240.129.147 and 240c:4082:ffff:ff01:0:d:0:69).
Mail Servers
szdonna.com uses two mail servers, qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.
The mail server setup of szdonna.com matches that of other domains such as jch.cn, focusgather.com, newknow-how.com.cn and two others.
The MX records for szdonna.com are at least partially shared with other domains, such as shkaichun.cn, acctrue.com, www.roadragon.com and xihuitc.com.
Both qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com point to 47.251.71.119 and 47.251.84.126.
The host names qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com both resolve to 47.251.71.119 IP addresses.
The host names qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com both resolve to 47.251.84.126 IP addresses.