`rc33.cn`

DNSSEC	⚠️ Not signed
A	38.173.75.177^{🇯🇵 AS39899338.173.64.0/20 PEG TECH INC}
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}
SOA	`ns1.nowcndns.com`admin@nowcndns.com serial=1777031717

`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=2035094623

Subdomains

cdn.rc33.cn

Same first word

rc33.cn

Similar names

cr33.cn

cr33.net

cr33.com

DNS History

4 records (3 active, 1 former)

●NSns1.nowcndns.com2026-03-14 → 2026-07-27 · 2 obs

● 2026-03-14 19:29:58
● 2026-07-27 01:51:10

●NSns2.nowcndns.com2026-03-14 → 2026-07-27 · 2 obs

● 2026-03-14 19:29:58
● 2026-07-27 01:51:10

○A38.173.225.1132026-03-14 → 2026-04-03 · 4 obs

● 2026-03-14 19:29:58
● 2026-04-03 08:43:28
○ 2026-05-05 11:29:36
○ 2026-07-27 01:51:10

●A38.173.75.1772026-05-05 → 2026-07-27 · 3 obs

○ 2026-04-03 08:43:28
● 2026-05-05 11:29:36
● 2026-07-27 01:51:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
rc33.cn	ns1.nowcndns.com, ns2.nowcndns.com	-

✅ Authoritative Response

Server:218.98.111.138

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rc33.cn (unsigned zone)

⏱️ Timing

Total: 1700ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.173.75.177`
NS	2	`ns1.nowcndns.com, ns2.nowcndns.com`
SOA	1	`ns1.nowcndns.com admin.nowcndns.com`

Analysis

Hierarchy

rc33.cn serves as the parent of cdn.rc33.cn.

IP Addresses

rc33.cn points to a single IP number: 38.173.75.177.

Among others, cdn.rc33.cn, yp03.com, wyjwz.cn and jianshenqc.cn resolve to the same IP numbers as rc33.cn.

Name Servers

rc33.cn uses two name servers for its delegation: ns1.nowcndns.com and ns2.nowcndns.com.

rc33.cn shares its name server setup with other domains, including jsfglc.cn, wsccoffee.cn, 88dsw.cn and two others.

ns1.nowcndns.com and ns2.nowcndns.com each have three IP addresses — ns1.nowcndns.com directs to 1.193.216.204, 218.98.111.129 and 218.98.111.138; ns2.nowcndns.com directs to 61.158.128.11, 183.253.57.202 and 211.99.99.38.

rc33.cn - robtex.com

rc33.cn

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