`csjrdz.com`

DNSSEC	⚠️ Not signed
A	121.40.247.210^{🇨🇳 Alibaba-Cloud121.40.0.0/15}
NS	`ns1.ourhost.com.cn` ⭐ ⚠️ Not in zone NS records
		A	122.49.40.162^{🇨🇳 DXTNET122.49.40.0/21}
NS	`ns.ourhost.com.cn` ⚠️ Not in parent delegation
NS	`ns4.ourhost.com.cn` ⚠️ Not in zone NS records
		A	106.53.64.218^{🇨🇳 TENCENT-NET-AP106.53.64.0/20}
TXT	`a6b428a5-1ce0-11eb-9425-0242ac140003`
SOA	`ns.ourhost.com.cn`hostmaster@csjrdz.com serial=0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786011094

Subdomains

www.csjrdz.com

Same first word

csjrdz.com

Similar names

szjrdc.com

zcdsrj.com

szcrjd.com

czdrjs.com

rzscjd.com

csrjzd.com

szrdcj.com

DNS History

8 records (4 active, 4 former)

●NSns.ourhost.com.cn2008-03-15 → 2026-08-06 · 2 obs

● 2008-03-15 02:29:38
● 2026-08-06 10:36:20

●NSns1.ourhost.com.cn2008-03-15 → 2026-08-06 · 5 obs

● 2008-03-15 02:29:38
○ 2015-05-25 18:12:58
○ 2018-08-07 18:06:36
● 2026-02-24 22:34:14
● 2026-08-06 10:36:20

●NSns4.ourhost.com.cn2015-05-25 → 2026-08-06 · 6 obs

○ 2008-03-15 02:29:38
● 2015-05-25 18:12:58
● 2026-02-24 22:34:14
○ 2026-07-17 07:40:48
● 2026-08-06 09:50:06
● 2026-08-06 10:36:20

○MXmx1.ourhost.cn2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 02:29:38
○ 2015-05-25 18:12:58
○ 2026-08-06 10:36:20

○A112.125.244.1182015-05-25 → 2018-08-07 · 5 obs

○ 2008-03-15 02:29:38
● 2015-05-25 18:12:58
● 2018-08-07 18:06:36
○ 2026-02-24 22:34:14
○ 2026-08-06 10:36:20

●A121.40.247.2102026-08-06 → 2026-08-06 · 3 obs

○ 2026-07-17 07:40:48
● 2026-08-06 09:50:06
● 2026-08-06 10:36:20

○A222.35.2.1602008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 02:29:38
○ 2015-05-25 18:12:58
○ 2026-08-06 10:36:20

○A39.105.158.1632026-02-24 → 2026-02-24 · 4 obs

○ 2018-08-07 18:06:36
● 2026-02-24 22:34:14
○ 2026-07-17 07:40:48
○ 2026-08-06 10:36:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
csjrdz.com	ns.ourhost.com.cn, ns1.ourhost.com.cn	-

✅ Authoritative Response

Server:129.211.139.14

NS records: ns.ourhost.com.cn, ns1.ourhost.com.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csjrdz.com (unsigned zone)

⏱️ Timing

Total: 1388ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.40.247.210`
NS	1	`ns4.ourhost.com.cn`
TXT	1	`a6b428a5-1ce0-11eb-9425-0242ac140003`
SOA	1	`ns.ourhost.com.cn hostmaster.csjrdz.com`

Analysis

Hierarchy

www.csjrdz.com is a subdomain of csjrdz.com.

IP Addresses

csjrdz.com resolves to just one IP address, 121.40.247.210.

Name Servers

csjrdz.com carries NS records delegating to ns1.ourhost.com.cn, ns4.ourhost.com.cn and ns.ourhost.com.cn.

The name servers of csjrdz.com overlap at least partially with those of other domains — among them eurohealth-china.com, ccass.org.cn, mosang.net and two more.

These name servers commonly appear in combination with the name servers ns5.ourhost.com.cn.

Both ns1.ourhost.com.cn and ns4.ourhost.com.cn have a single IP address each — ns1.ourhost.com.cn resolves to 122.49.40.162 while ns4.ourhost.com.cn resolves to 106.53.64.218.

csjrdz.com - robtex.com

csjrdz.com

com