`zdrzw.com`

DNSSEC	⚠️ Not signed
A	211.155.228.254^{🇨🇳 CHINANET-BACKBONE211.155.224.0/21 China Telecom Network}
NS	`a.ezdnscenter.com` ⭐
		A	218.98.111.140^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`b.ezdnscenter.com`
		A	183.253.57.210^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.58^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`a.ezdnscenter.com`dnsadmin@ezdnscenter.com serial=1780758806

`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=1782210240

Same first word

zdrzw.com

Similar names

rzdzw.cn

DNS History

9 records (5 active, 4 former)

●NSa.ezdnscenter.com2026-04-17 → 2026-06-23 · 3 obs

○ 2016-11-04 01:01:48
● 2026-04-17 15:20:00
● 2026-06-23 10:49:18

●NSb.ezdnscenter.com2026-04-17 → 2026-06-23 · 3 obs

○ 2016-11-04 01:01:48
● 2026-04-17 15:20:00
● 2026-06-23 10:49:18

○NSns1.dns.com.cn2015-08-24 → 2016-01-24 · 4 obs

● 2015-08-24 00:06:36
● 2016-01-24 02:56:30
○ 2026-04-17 15:20:00
○ 2026-06-23 10:49:18

○NSns2.dns.com.cn2015-08-24 → 2016-11-04 · 4 obs

● 2015-08-24 00:06:36
● 2016-11-04 01:01:48
○ 2026-04-17 15:20:00
○ 2026-06-23 10:49:18

●MXmxbiz1.qq.com2015-08-24 → 2026-06-23 · 2 obs

● 2015-08-24 00:06:36
● 2026-06-23 10:49:18

●MXmxbiz2.qq.com2015-08-24 → 2026-06-23 · 2 obs

● 2015-08-24 00:06:36
● 2026-06-23 10:49:18

○A202.75.209.2222026-04-17 → 2026-06-01 · 5 obs

○ 2017-06-26 11:26:54
● 2026-04-17 15:20:00
● 2026-06-01 02:52:50
○ 2026-06-22 02:05:12
○ 2026-06-23 10:49:18

●A211.155.228.2542026-06-22 → 2026-06-23 · 3 obs

○ 2026-06-01 02:52:50
● 2026-06-22 02:05:12
● 2026-06-23 10:49:18

○A60.191.43.162015-08-24 → 2017-06-26 · 4 obs

● 2015-08-24 00:06:36
● 2017-06-26 11:26:54
○ 2026-04-17 15:20:00
○ 2026-06-23 10:49:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net...	-
zdrzw.com	a.ezdnscenter.com, b.ezdnscenter.com	3 records

✅ Authoritative Response

Server:218.98.111.140

NS records: a.ezdnscenter.com, b.ezdnscenter.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zdrzw.com (unsigned zone)

⏱️ Timing

Total: 4352ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.155.228.254`
NS	2	`a.ezdnscenter.com, b.ezdnscenter.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`a.ezdnscenter.com dnsadmin.ezdnscenter.c`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (a.ezdnscenter.com, b.ezdnscenter.com, b.ezdnscenter.com)

Analysis

IP Addresses

zdrzw.com directs to one IP number, which is 211.155.228.254.

hjzsr.com, lfhxs.com, xihuju.com and aogvision.com are among the host names that share IP numbers with zdrzw.com.

Name Servers

zdrzw.com has two authoritative name servers — a.ezdnscenter.com and b.ezdnscenter.com.

zdrzw.com has the same name server delegation as a number of other domains, such as qydgt.com, hwdun.com, plandpaper.com and two more.

Hosts with two IP numbers each:

b.ezdnscenter.com resolves to 183.253.57.210 and 211.99.99.58.

Hosts that resolve to one IP address:

a.ezdnscenter.com resolves to 218.98.111.140.

Mail Servers

The MX records for zdrzw.com point to two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

zdrzw.com has the same mail server arrangement as a number of other domains, for example zpge.com, hibeatzgame.com, dsfunk.com and two more.

The mail servers for zdrzw.com overlap at least partially with those of other domains, including vensi.cn and miaozi.com.

zdrzw.com - robtex.com

zdrzw.com

com