`yddu.cn`

DNSSEC	⚠️ Not signed
A	156.254.94.87^{🇭🇰 OWGELS-AS-AP156.254.64.0/19 Starbow Ltd}
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=1751342923

`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=2034592523

Same first word

yddu.com

yddu.cn

yddu.ru

Similar names

dudy.ir

udyd.net

dudy.nl

dudy.eu

yudd.com

dudy.fr

dudy.kr

dudy.cz

duyd.cn

dudy.sh

dudy.ru

dudy.co

dydu.ai

ddyu.com

ddyu.cn

dudy.de

dydu.cn

dudy.com.cn

DNS History

7 records (3 active, 4 former)

○NSdns1.iidns.com2016-04-16 → 2016-04-16 · 4 obs

○ 2015-11-23 20:26:06
● 2016-04-16 10:01:36
○ 2026-02-22 12:02:02
○ 2026-03-27 07:33:00

○NSf1g1ns1.dnspod.net2015-11-23 → 2015-11-23 · 3 obs

● 2015-11-23 20:26:06
○ 2016-04-16 10:01:36
○ 2026-03-27 07:33:00

○NSf1g1ns2.dnspod.net2015-11-23 → 2015-11-23 · 3 obs

● 2015-11-23 20:26:06
○ 2026-02-22 12:02:02
○ 2026-03-27 07:33:00

●NSns1.nowcndns.com2026-02-22 → 2026-03-27 · 3 obs

○ 2016-04-16 10:01:36
● 2026-02-22 12:02:02
● 2026-03-27 07:33:00

●NSns2.nowcndns.com2026-02-22 → 2026-03-27 · 3 obs

○ 2016-04-16 10:01:36
● 2026-02-22 12:02:02
● 2026-03-27 07:33:00

○A155.94.205.2412015-11-23 → 2015-11-23 · 3 obs

● 2015-11-23 20:26:06
○ 2026-02-22 12:02:02
○ 2026-03-27 07:33:00

●A156.254.94.872026-02-22 → 2026-03-27 · 3 obs

○ 2015-11-23 20:26:06
● 2026-02-22 12:02:02
● 2026-03-27 07:33:00

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:183.253.57.202

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yddu.cn (unsigned zone)

⏱️ Timing

Total: 1567ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.254.94.87`
NS	2	`ns1.nowcndns.com, ns2.nowcndns.com`
SOA	1	`ns1.nowcndns.com admin.nowcndns.com`

Analysis

IP Addresses

yddu.cn resolves to one IP number: 156.254.94.87.

Other host names such as zjgbu.cn and tf-pay.com share IP numbers with yddu.cn.

Name Servers

yddu.cn is delegated to two name servers ns1.nowcndns.com and ns2.nowcndns.com.

yddu.cn shares the same name server setup as other domains, for instance wfbrq.cn, yajiafu.cn, gasvalve.cn, pwlzt.cn and 150155.cn.

Host names with three IPs:

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.

yddu.cn - robtex.com

yddu.cn

cn