ctgi.com.cn - robtex.com

ctgi.com.cn

DNSSEC⚠️ Not signed
NScl1.sfndns.cn ⚠️ Not in zone NS records
A2001:da8:20d:40cf::4🇨🇳 CNGI-CERNET2-AS-AP2001:da8:20d::/48
A47.83.147.206🇺🇸 Alibaba-Cloud47.83.128.0/17 Proxy-registered route object
A47.108.213.108🇨🇳 Alibaba-Cloud47.108.0.0/16
A58.205.196.4🇨🇳 ERX-CERNET-BKB58.200.0.0/13
A103.21.140.3🇨🇳 SHANGHAITELECOM103.21.140.0/23 Chinanet Shanghai
NScl1.sfndns.com ⚠️ Not in zone NS records
A2001:da8:20d:40cf::4🇨🇳 CNGI-CERNET2-AS-AP2001:da8:20d::/48
A47.83.147.206🇺🇸 Alibaba-Cloud47.83.128.0/17 Proxy-registered route object
A47.108.213.108🇨🇳 Alibaba-Cloud47.108.0.0/16
A58.205.196.4🇨🇳 ERX-CERNET-BKB58.200.0.0/13
A103.21.140.3🇨🇳 SHANGHAITELECOM103.21.140.0/23 Chinanet Shanghai
NScl2.sfndns.cn ⚠️ Not in zone NS records
A2001:da8:20d:40cf::5🇨🇳 CNGI-CERNET2-AS-AP2001:da8:20d::/48
A8.134.159.224🇨🇳 Alibaba-Cloud8.134.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811
A8.211.43.5🇩🇪 Alibaba-Cloud8.211.0.0/18 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811
A47.236.4.243🇸🇬 Alibaba-Cloud47.236.0.0/16 Proxy-registered route object
NScl2.sfndns.com ⚠️ Not in zone NS records
A2001:da8:20d:40cf::5🇨🇳 CNGI-CERNET2-AS-AP2001:da8:20d::/48
A8.134.159.224🇨🇳 Alibaba-Cloud8.134.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811
A8.211.43.5🇩🇪 Alibaba-Cloud8.211.0.0/18 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811
A47.236.4.243🇸🇬 Alibaba-Cloud47.236.0.0/16 Proxy-registered route object

com.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2030699627
WOT: NOT_SAFE (20/100)

Same first word

ctgi.net
ctgi.ru
ctgi.com
ctgi.cn
ctgi.org
ctgi.com.br
ctgi.com.cn
ctgi.ca

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DNS History

4 records (4 active, 0 former)

NScl1.sfndns.cncl1.sfndns.comcl2.sfndns.cncl2.sfndns.com
●NScl1.sfndns.cn2026-06-26 → 2026-07-21 · 2 obs
● 2026-06-26 05:48:40
● 2026-07-21 19:03:52
●NScl1.sfndns.com2026-06-26 → 2026-07-21 · 2 obs
● 2026-06-26 05:48:40
● 2026-07-21 19:03:52
●NScl2.sfndns.cn2026-06-26 → 2026-07-21 · 2 obs
● 2026-06-26 05:48:40
● 2026-07-21 19:03:52
●NScl2.sfndns.com2026-06-26 → 2026-07-21 · 2 obs
● 2026-06-26 05:48:40
● 2026-07-21 19:03:52

🔍 DNS Trace

Analysis

Name Servers

ctgi.com.cn has four authoritative name servers: cl1.sfndns.cn, cl2.sfndns.cn, cl1.sfndns.com and cl2.sfndns.com.

ctgi.com.cn has at least partial name server overlap with other domains, such as duchang.gov.cn, tokiomarine.com.cn, china.cn and two others.

These name servers are frequently paired with the name servers vip1.sfndns.cn, vip2.sfndns.cn, ns1.sfn.cn and two others.

Host names that resolve to five IP addresses:

cl1.sfndns.cn points to 47.83.147.206, 47.108.213.108, 58.205.196.4 and two other IP addresses.

cl1.sfndns.com points to 47.83.147.206, 47.108.213.108, 58.205.196.4 and two other IP addresses.

Host names resolving to four IP addresses:

cl2.sfndns.cn has four IP addresses: 8.134.159.224, 8.211.43.5, 47.236.4.243 and 2001:da8:20d:40cf::5.

cl2.sfndns.com has four IP addresses: 8.134.159.224, 8.211.43.5, 47.236.4.243 and 2001:da8:20d:40cf::5.

cl1.sfndns.cn and cl1.sfndns.com are host names that each point to 2001:da8:20d:40cf::4 IP addresses.

cl1.sfndns.cn and cl1.sfndns.com are host names that each point to 47.83.147.206 IP addresses.

cl1.sfndns.cn and cl1.sfndns.com are host names that each point to 47.108.213.108 IP addresses.

cl1.sfndns.cn and cl1.sfndns.com are host names that each point to 58.205.196.4 IP addresses.

cl1.sfndns.cn and cl1.sfndns.com are host names that each point to 103.21.140.3 IP addresses.

cl2.sfndns.cn and cl2.sfndns.com are host names that each point to 2001:da8:20d:40cf::5 IP addresses.

cl2.sfndns.cn and cl2.sfndns.com are host names that each point to 8.134.159.224 IP addresses.

cl2.sfndns.cn and cl2.sfndns.com are host names that each point to 8.211.43.5 IP addresses.

cl2.sfndns.cn and cl2.sfndns.com are host names that each point to 47.236.4.243 IP addresses.