szdonna.com - robtex.com

szdonna.com

DNSSEC⚠️ Not signed
A47.253.232.231🇺🇸 Alibaba-Cloud47.253.128.0/17 Alibaba CLoud
NSdns.bizcn.com
NSns1.dns.com.cn
A240c:4082:ffff:ff01:0:d:0:34a🇨🇳 Baidu240c:4082::/32
A61.172.183.70🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
A61.240.129.114🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)
NSns2.dns.com.cn
A240c:4082:ffff:ff01:0:d:0:69🇨🇳 Baidu240c:4082::/32
A61.172.183.76🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
A61.240.129.147🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)
MXqiye163mx01.mxmail.netease.com
A47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
A47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
MXqiye163mx02.mxmail.netease.com(20)
A47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
A47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
TXTv=spf1 include:spf.163.com -all
SOAdns.bizcn.comabuse@bizcn.com serial=21

com

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

202120222023202420252026NSdns.bizcn.comns1.dns.com.cnns2.dns.com.cnMXqiye163mx01.mxmail.netease.comqiye163mx02.mxmail.netease.comA47.253.232.231
NSdns.bizcn.com2026-02-23 → 2026-08-01 · 5 obs
○ 2020-01-04 13:41:30
● 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
● 2020-01-04 13:41:30
● 2026-08-01 22:12:14
NSns2.dns.com.cn2020-01-04 → 2026-08-01 · 2 obs
● 2020-01-04 13:41:30
● 2026-08-01 22:12:14
MXqiye163mx01.mxmail.netease.com2026-02-23 → 2026-08-01 · 4 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
MXqiye163mx02.mxmail.netease.com2026-02-23 → 2026-08-01 · 4 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
A47.253.232.2312026-02-23 → 2026-08-01 · 4 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

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
szdonna.comns1.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

TypeCountSample Data
A147.253.232.231
NS2ns2.dns.com.cn, ns1.dns.com.cn
MX2qiye163mx01.mxmail.netease.com (pri: 5), qiye163mx02.mxmail.netease.com (pri: 20)
TXT1v=spf1 include:spf.163.com -all
SOA1dns.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.