ptgi.com.cn - robtex.com

ptgi.com.cn

DNSSEC⚠️ Not signed
NSns11.xincache.com ⭐
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns19.xincache.com
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns20.xincache.com
A2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35
A1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.176🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.111🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20
A163.177.5.23🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
SOAns11.xincache.comns12@xincache.com serial=1778027213

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=2030559875
WOT: NOT_SAFE (20/100)

Same first word

ptgi.cn
ptgi.net
ptgi.com
ptgi.ch
ptgi.com.cn

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DNS History

3 records (3 active, 0 former)

NSns11.xincache.comns19.xincache.comns20.xincache.com
●NSns11.xincache.com2026-05-09 → 2026-05-10 · 2 obs
● 2026-05-09 14:06:50
● 2026-05-10 11:25:58
●NSns19.xincache.com2026-05-09 → 2026-05-10 · 2 obs
● 2026-05-09 14:06:50
● 2026-05-10 11:25:58
●NSns20.xincache.com2026-05-09 → 2026-05-10 · 2 obs
● 2026-05-09 14:06:50
● 2026-05-10 11:25:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
ptgi.com.cnns19.xincache.com, ns20.xincache.com-

✅ Authoritative Response

Server:129.211.176.209

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at ptgi.com.cn: Error: DNS query timeout: 203.119.29.1 for DS ptgi.com.cn

⏱️ Timing

Total: 3973ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns19.xincache.com, ns20.xincache.com
SOA1ns11.xincache.com ns12.xincache.com

Analysis

Name Servers

The delegation for ptgi.com.cn is handled by three name servers: ns11.xincache.com, ns19.xincache.com and ns20.xincache.com.

ptgi.com.cn at least partially shares name servers with other domains, for instance splendor-intl.com, sjzgsxy.com, 9910.cn, cheng-sheng.com and xtya.cn.

These name servers are commonly used together with ns12.xincache.com, ns13.xincache.com, ns14.xincache.com, ce1.xincache.com, ce2.xincache.com, ns17.xincache.com, ns18.xincache.com, ns15.xincache.com and ns16.xincache.com.

Eight IP numbers:

ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

ns19.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Seven IP numbers:

ns20.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Hosts pointing to 2402:4e00:1470:2::e: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 2402:4e00:1730::e: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 1.12.0.4: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 36.155.149.180: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 112.80.181.45: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 117.89.178.173: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 125.94.59.210: ns11.xincache.com and ns19.xincache.com.

Hosts pointing to 129.211.176.209: ns11.xincache.com and ns19.xincache.com.