gzhctech.com - robtex.com
gzhctech.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=1785940474 | ||||||
Same first word
gzhctech.com |
DNS History
9 records (4 active, 5 former)
○NSdns10.hichina.com2017-01-05 → 2018-08-28 · 4 obs
● 2018-08-28 11:58:12
○ 2026-02-15 19:36:26
○ 2026-08-05 14:49:48
○NSdns9.hichina.com2017-01-05 → 2018-08-28 · 4 obs
● 2018-08-28 11:58:12
○ 2026-02-15 19:36:26
○ 2026-08-05 14:49:48
●NSns1.judns.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 19:36:26
● 2026-08-05 14:49:48
●NSns1.julydns.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 19:36:26
● 2026-08-05 14:49:48
●NSns2.judns.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 19:36:26
● 2026-08-05 14:49:48
●NSns2.julydns.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 19:36:26
● 2026-08-05 14:49:48
○MXmxn.mxhichina.com2017-01-05 → 2026-02-15 · 4 obs
● 2026-02-15 19:36:26
○ 2026-03-20 20:45:38
○ 2026-08-05 14:49:48
○MXmxw.mxhichina.com2017-01-05 → 2026-02-15 · 4 obs
● 2026-02-15 19:36:26
○ 2026-03-20 20:45:38
○ 2026-08-05 14:49:48
○A221.13.38.1892017-01-05 → 2026-02-15 · 4 obs
● 2026-02-15 19:36:26
○ 2026-03-20 20:45:38
○ 2026-08-05 14:49:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net... | - |
| gzhctech.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gzhctech.com (unsigned zone)
⏱️ Timing
Total: 1587ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
Name Servers
Four name servers handle the delegation for gzhctech.com: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
At least some of gzhctech.com's name servers are shared with other domains, for example ljczedu.cn, zt-dance.com, rvynx.cn and two more.
These name servers are often deployed together with the name servers ns1.onclouddns.com, ns2.onclouddns.com, jm1.dns.com and jm2.dns.com.
ns1.judns.com and ns2.judns.com share the IP address 162.159.27.251; ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223.
The host names ns1.judns.com and ns2.judns.com both resolve to 162.159.27.251 IP addresses.
The host names ns1.julydns.com and ns2.julydns.com both resolve to 162.159.48.223 IP addresses.