`tcp.org.cn`

DNSSEC	⚠️ Not signed
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.110^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.108^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns17.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`org.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2027876933

WOT: SAFE (27/100)

Subdomains

www.tcp.org.cn

Same first word

tcp.vc

tcp.ac.th

tcp.mx

tcp.run

tcp.pl

tcp.com.au

tcp.pt

tcp.io

tcp.com.mx

tcp.hu

tcp.gov.bn

tcp.name

tcp.co

tcp.de

tcp.microsoft

tcp.au.ngrok.io

tcp.mk

tcp.life

tcp.us

tcp.gr.jp

tcp.party

tcp.or.jp

tcp.zone

tcp.com.ua

tcp.eu.com

tcp.org.uk

tcp.gov.tw

tcp.ink

tcp.capital

tcp.lt

tcp.gov.cn

tcp.at

tcp.com.gr

tcp.email

tcp.com.pl

tcp.tennis

tcp.com.tw

tcp.ca

tcp.expert

tcp.accountants

tcp.cm

tcp.gs

tcp.homes

tcp.direct

tcp.eu.ngrok.io

tcp.com

tcp.cz

tcp.info

tcp.srl

tcp.nu

tcp.mobi

tcp.sa.ngrok.io

tcp.gr

tcp.co.uk

tcp.pw

tcp.bz

tcp.tv

tcp.net

tcp.ru

tcp.sk

tcp.co.jp

tcp.network

tcp.cl

tcp.net.uk

tcp.cc

tcp.wtf

tcp.ch

tcp.bm

tcp.gov.pk

tcp.eu

tcp.gov.tr

tcp.org

tcp.vn

tcp.wang

tcp.plus

tcp.kr

tcp.co.th

tcp.se

tcp.im

tcp.org.cn

tcp.hk

tcp.am

tcp.kz

tcp.ap.ngrok.io

tcp.in.net

tcp.tw

tcp.in.ngrok.io

tcp.lv

tcp.church

tcp.jp

tcp.co.kr

tcp.foundation

tcp.org.in

tcp.ngrok.io

tcp.asia

tcp.technology

tcp.site

tcp.fi

tcp.canva-apps.cn

tcp.net.nz

tcp.ae

tcp.it

tcp.si

tcp.com.ar

tcp.com.mt

tcp.co.il

tcp.ac

tcp.la

tcp.net.au

tcp.jp.ngrok.io

tcp.com.br

tcp.exchange

tcp.ie

Similar names

ptc.org.ph

ptc.az

ctp.com.pl

tpc.us

ctp.com.ua

pct.me

pct.com.gr

cpt.fr

tpc.tv

ptc.co

pct.hs.kr

pct.co.ke

ctp.gov.cn

pct.no

tpc.tools

pct.edu.vn

cpt.pl

tpc.me

tpc.co.nz

cpt.ac.th

ptc.cn.com

pct.com.tw

cpt.az

cpt.cm

ptc.land

ctp.co.za

ptc.lk

ctp.aero

ptc.in.th

pct.co.jp

tpc.ru

ctp.co

ctp.be

pct.ac.th

ptc.ru

pct.re

pct.ae

ctp.finance

tpc.be

ptc.ac.th

ctp.pl

pct.gr

ctp.holiday

pct.cz

ctp.mi.it

pct.travel

tpc.ie

ptc.co.at

cpt.bplaced.net

pct.su

ctp.gov.in

ptc.cc

ptc.dk

tpc.co.in

cpt.tv

tpc.no

ctp.uk.com

ctp.idv.tw

pct.nu

ptc.be

ctp.co.jp

tpc.academy

tpc.cz

ctp.at

cpt.su

ptc.or.kr

ctp.ad

ptc.ir

ptc.bg

cpt.be

cpt.sg

ptc.cn

ptc.hk

cpt.church

ctp.toscana.it

cpt.in

ctp.kz

ptc.kz

DNS History

2 records (2 active, 0 former)

●NSdns17.hichina.com2026-06-04 → 2026-07-11 · 2 obs

● 2026-06-04 21:04:56
● 2026-07-11 10:02:30

●NSdns18.hichina.com2026-06-04 → 2026-07-11 · 2 obs

● 2026-06-04 21:04:56
● 2026-07-11 10:02:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
tcp.org.cn	dns17.hichina.com, dns18.hichina.com	-

✅ Authoritative Response

Server:139.224.142.108

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcp.org.cn (unsigned zone)

⏱️ Timing

Total: 1768ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns18.hichina.com, dns17.hichina.com`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

Analysis

Hierarchy

tcp.org.cn is the parent zone for www.tcp.org.cn.

Name Servers

The NS records for tcp.org.cn delegate to dns17.hichina.com and dns18.hichina.com.

tcp.org.cn has the same name server delegation as a number of other domains, such as hnuv.cn, caihongruanjian.com, wisfore.com and two more.

tcp.org.cn partially shares its NS delegation with several other domains, including cerberus.com.cn, newplus.net, wx35.cn and two others.

The name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com are often found in use alongside these name servers.

Host names resolving to 9 IP numbers:

dns17.hichina.com maps to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 additional IP addresses.

dns18.hichina.com maps to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 additional IP addresses.

tcp.org.cn - robtex.com

tcp.org.cn

org.cn