zgrdn.com - robtex.com
zgrdn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.21.141.130🇨🇳 SHANGHAITELECOM103.21.140.0/23 Chinanet Shanghai | ||||||
| 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) | ||||||
| SOA | a.ezdnscenter.comdnsadmin@ezdnscenter.com serial=1751342707 | ||||||
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.netnstld@verisign-grs.com serial=1774462297 | ||||||
Same first word
zgrdn.com |
Similar names
grdnz.com |
rzngd.com |
gndrz.com |
nrgzd.com |
zdgrn.buzz |
drgnz.com |
zdngr.com |
drgnz.club |
dzgnr.com |
zgdrn.com |
dngzr.com |
DNS History
15 records (5 active, 10 former)
●NSa.ezdnscenter.com2026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 05:14:50
● 2026-03-25 18:36:20
●NSb.ezdnscenter.com2026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 05:14:50
● 2026-03-25 18:36:20
○NSns10.cdncenter.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
○NSns11.cdncenter.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
○NSns12.cdncenter.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
○NSns7.cdncenter.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
○NSns8.cdncenter.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
○NSns9.cdncenter.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
○MXmail.zgrdn.com2015-05-29 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
●MXmxbiz1.qq.com2026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 05:14:50
● 2026-03-25 18:36:20
●MXmxbiz2.qq.com2026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 05:14:50
● 2026-03-25 18:36:20
○MXmxdomain.qq.com2019-03-14 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
●A103.21.141.1302026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 05:14:50
● 2026-03-25 18:36:20
○A114.80.156.1042015-05-29 → 2016-08-11 · 4 obs
● 2016-08-11 01:54:22
○ 2019-03-14 17:41:14
○ 2026-03-25 18:36:20
○A43.230.142.1252019-03-14 → 2019-03-14 · 4 obs
● 2019-03-14 17:41:14
○ 2026-02-15 05:14:50
○ 2026-03-25 18:36:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zgrdn.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 zgrdn.com (unsigned zone)
⏱️ Timing
Total: 514ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.21.141.130 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| 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
zgrdn.com points to a single IP number: 103.21.141.130.
Other host names, for instance zjhuirong.com, gdivf.org, jlon.cn, scchz.com and arcocad.cn share IP numbers with zgrdn.com.
Name Servers
zgrdn.com is delegated to two name servers: a.ezdnscenter.com and b.ezdnscenter.com.
zgrdn.com uses the same name server setup as other domains, for instance jiuchentech.com, 1415927.com.cn, kiddler.cn, hiwade.com and sywaretech.com.
Host names with two IPs:
b.ezdnscenter.com points to: 183.253.57.210 and 211.99.99.58.
Host names with one IP:
a.ezdnscenter.com points to: 218.98.111.140.
Mail Servers
zgrdn.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
zgrdn.com shares the same mail server setup as other domains, including propowtech.com, hubeidaily.net, lygoldenbutterfly.com, chongfa.com and 5ihuodong.cn.
zgrdn.com shares some mail servers with other domains, for example gng.cn, zaihoo.com, ausnzs.com and gm-united.com.