`zctr.cn`

DNSSEC	⚠️ Not signed
A	154.90.233.122^{🇵🇭 AS398478154.90.224.0/19}
NS	`ns1.nowcndns.com` ⭐
		A	1.193.216.204^{🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network}
		A	218.98.111.129^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	218.98.111.138^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.nowcndns.com`
		A	61.158.128.11^{🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network}
			PTR	`11.128.158.61.ha.cnc`
		A	183.253.57.202^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.38^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`ns1.nowcndns.com`admin@nowcndns.com serial=1759764229

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034585947

Previously NS for

zctr.cn

Same first word

zctr.cn

zctr.com

Similar names

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cztr.com

czrt.by

trcz.hr

rzct.com.cn

cztr.pl

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trcz.com

rtcz.cn

trcz.cz

crtz.de

czrt.net

tzrc.com

rctz.cn

tzcr.cn

ztrc.ru

trcz.net

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rctz.com

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cztr.cn

ctrz.org

tcrz.cn

ztrc.cn

crzt.fr

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ztrc.it

tzrc.net

zrtc.com

DNS History

8 records (3 active, 5 former)

○NSdns1.iidns.com2017-03-16 → 2017-03-16 · 4 obs

○ 2015-11-12 07:27:52
● 2017-03-16 10:30:34
○ 2026-02-19 03:44:52
○ 2026-03-25 14:09:06

○NSns1.alidns.com2015-11-12 → 2015-11-12 · 4 obs

○ 2015-06-15 15:39:20
● 2015-11-12 07:27:52
○ 2017-03-16 10:30:34
○ 2026-03-25 14:09:06

●NSns1.nowcndns.com2026-02-19 → 2026-03-25 · 3 obs

○ 2017-03-16 10:30:34
● 2026-02-19 03:44:52
● 2026-03-25 14:09:06

○NSns2.alidns.com2015-11-12 → 2015-11-12 · 4 obs

○ 2015-06-15 15:39:20
● 2015-11-12 07:27:52
○ 2017-03-16 10:30:34
○ 2026-03-25 14:09:06

●NSns2.nowcndns.com2026-02-19 → 2026-03-25 · 3 obs

○ 2017-03-16 10:30:34
● 2026-02-19 03:44:52
● 2026-03-25 14:09:06

○NSzctr.cn2015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 15:39:20
○ 2015-11-12 07:27:52
○ 2026-03-25 14:09:06

●A154.90.233.1222026-02-19 → 2026-03-25 · 3 obs

○ 2015-11-12 07:27:52
● 2026-02-19 03:44:52
● 2026-03-25 14:09:06

○A98.126.171.2102015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 15:39:20
○ 2015-11-12 07:27:52
○ 2026-03-25 14:09:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
zctr.cn	ns1.nowcndns.com, ns2.nowcndns.com	-

✅ Authoritative Response

Server:211.99.99.38

NS records: ns1.nowcndns.com, ns2.nowcndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zctr.cn (unsigned zone)

⏱️ Timing

Total: 4771ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.173.6.96`
NS	2	`ns1.nowcndns.com, ns2.nowcndns.com`
SOA	1	`ns1.nowcndns.com admin.nowcndns.com`

Analysis

IP Addresses

zctr.cn resolves to a single IP: 154.90.233.122.

Name Servers

zctr.cn has two name servers: ns1.nowcndns.com and ns2.nowcndns.com.

zctr.cn shares the same name server setup as other domains, for example darunyz.cn, zgkxy.com.cn, freete.yn.cn, yydyj.cn and whclglass.com.cn.

Host names with three IP numbers: ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138; ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.

zctr.cn - robtex.com

zctr.cn

cn