chenqinghua.com - robtex.com
chenqinghua.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.251.41.145🇺🇸 TCLOUDNET156.251.41.0/24 Tcloudnet, Inc | ||||||
| NS | a6.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b6.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1777709700 | ||||||
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=1778784321 | ||||||
Subdomains
www.chenqinghua.com |
Same first word
chenqinghua.com |
DNS History
11 records (5 active, 6 former)
●NSa.share-dns.com2026-05-03 → 2026-05-14 · 3 obs
● 2026-05-03 10:09:08
● 2026-05-14 19:07:06
●NSa6.share-dns.com2026-05-03 → 2026-05-14 · 3 obs
● 2026-05-03 10:09:08
● 2026-05-14 19:07:06
●NSb.share-dns.net2026-05-03 → 2026-05-14 · 3 obs
● 2026-05-03 10:09:08
● 2026-05-14 19:07:06
●NSb6.share-dns.net2026-05-03 → 2026-05-14 · 3 obs
● 2026-05-03 10:09:08
● 2026-05-14 19:07:06
○NSf1g1ns1.dnspod.net2015-08-11 → 2016-03-09 · 4 obs
● 2016-03-09 09:28:10
○ 2026-03-20 19:24:58
○ 2026-05-14 19:07:06
○NSf1g1ns2.dnspod.net2015-08-11 → 2016-03-09 · 4 obs
● 2016-03-09 09:28:10
○ 2026-03-20 19:24:58
○ 2026-05-14 19:07:06
○NSns1.alidns.com2026-03-20 → 2026-03-21 · 5 obs
● 2026-03-20 19:24:58
● 2026-03-21 10:07:50
○ 2026-05-03 10:09:08
○ 2026-05-14 19:07:06
○NSns2.alidns.com2026-03-20 → 2026-03-21 · 5 obs
● 2026-03-20 19:24:58
● 2026-03-21 10:07:50
○ 2026-05-03 10:09:08
○ 2026-05-14 19:07:06
○MXmxdomain.qq.com2015-08-11 → 2016-03-09 · 4 obs
● 2016-03-09 09:28:10
○ 2026-03-20 19:24:58
○ 2026-05-14 19:07:06
○A121.199.47.2052015-08-11 → 2017-02-10 · 4 obs
● 2017-02-10 21:48:30
○ 2026-03-20 19:24:58
○ 2026-05-14 19:07:06
●A156.251.41.1452026-03-20 → 2026-05-14 · 3 obs
● 2026-03-20 19:24:58
● 2026-05-14 19:07:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net... | - |
| chenqinghua.com | b6.share-dns.net, a6.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: b6.share-dns.net, a6.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chenqinghua.com (unsigned zone)
⏱️ Timing
Total: 544ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.251.41.145 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a6.share-dns.com)
Analysis
Hierarchy
chenqinghua.com is the parent of www.chenqinghua.com.
IP Addresses
chenqinghua.com points to IP number 156.251.41.145.
Other host names for example tczhbzc.com, www.chenqinghua.com and xywjsy.com share IP numbers with chenqinghua.com.
Name Servers
chenqinghua.com is delegated to four name servers: a6.share-dns.com, a.share-dns.com, b6.share-dns.net and b.share-dns.net.
chenqinghua.com shares name servers with other domains at least partially, for example tb-zh.com, dgamjj138.com, brilliantcutter.com, matrixmedias.com and ksshhswz.com.
these name servers are often used with the following: a5.share-dns.com, b5.share-dns.net, a7.share-dns.com, b7.share-dns.net, a3.share-dns.com, b3.share-dns.net, a2.share-dns.com, b2.share-dns.net, a8.share-dns.com and b8.share-dns.net.
Host names with one IP number:
a6.share-dns.com points to: 172.64.53.25.
a.share-dns.com points to: 172.64.53.25.
b6.share-dns.net points to: 172.64.52.239.
b.share-dns.net points to: 172.64.52.239.
Host names pointing to 172.64.53.25: a6.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b6.share-dns.net and b.share-dns.net.