congzheng.com - robtex.com
congzheng.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.43.37🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | rylandhomesmktg.com | ||||||
| NS | www.congzheng.com ⭐ | ||||||
| A | 208.98.43.32🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| NS | ns1.4.cn ⚠️ Not in zone NS records | ||||||
| A | 107.167.27.66🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route) | ||||||
| NS | ns2.4.cn ⚠️ Not in zone NS records | ||||||
| A | 208.98.43.66🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | jensenstilbud.com | ||||||
| SOA | www.congzheng.comcongzheng@com 2008-08-03 #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.netnstld@verisign-grs.com serial=1785537832 | ||||||
Subdomains
www.congzheng.com |
Same first word
congzheng.com |
congzheng.net |
Similar names
DNS History
12 records (4 active, 8 former)
●NSns1.4.cn2026-04-17 → 2026-07-31 · 3 obs
● 2026-04-17 20:54:44
● 2026-07-31 23:05:50
●NSns2.4.cn2026-04-17 → 2026-07-31 · 3 obs
● 2026-04-17 20:54:44
● 2026-07-31 23:05:50
●NSwww.congzheng.com2015-07-09 → 2026-07-31 · 2 obs
● 2026-07-31 23:05:50
○MXio.bouncemx.com2015-11-18 → 2016-04-28 · 4 obs
● 2016-04-28 05:59:50
○ 2017-12-18 20:23:22
○ 2026-07-31 23:05:50
○A184.105.178.882015-11-18 → 2016-04-28 · 5 obs
● 2015-11-18 14:28:18
● 2016-04-28 05:59:50
○ 2017-12-18 20:23:22
○ 2026-07-31 23:05:50
○A208.98.43.162026-04-29 → 2026-04-29 · 4 obs
● 2026-04-29 08:02:28
○ 2026-07-14 14:36:58
○ 2026-07-31 23:05:50
○A208.98.43.322026-07-14 → 2026-07-14 · 4 obs
● 2026-07-14 14:36:58
○ 2026-07-31 23:05:48
○ 2026-07-31 23:05:50
●A208.98.43.372026-07-31 → 2026-07-31 · 3 obs
● 2026-07-31 23:05:48
● 2026-07-31 23:05:50
○A208.98.43.802026-04-17 → 2026-04-17 · 4 obs
● 2026-04-17 20:54:44
○ 2026-04-29 08:02:28
○ 2026-07-31 23:05:50
○A70.39.84.2272015-07-09 → 2015-07-09 · 3 obs
○ 2017-12-18 20:23:22
○ 2026-07-31 23:05:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net... | - |
| congzheng.com | ns1.4.cn, ns2.4.cn | - |
✅ Authoritative Response
Server:208.98.43.66
NS records: ns1.4.cn, ns2.4.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for congzheng.com (unsigned zone)
⏱️ Timing
Total: 870ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.43.37 |
| SOA | 1 | www.congzheng.com congzheng.com |
Analysis
Hierarchy
congzheng.com is a parent domain of www.congzheng.com.
IP Addresses
congzheng.com has exactly one IP address — 208.98.43.37.
com.25574.com, www.sunrise-china.com, www.mail.cscar.com plus two other host names have IP numbers in common with congzheng.com.
Name Servers
congzheng.com is delegated to three name servers: ns1.4.cn, ns2.4.cn and www.congzheng.com.
congzheng.com shares at least some of its name servers with other domains, including diyikawu.com, jieai.net, gkcgedu.com.cn and two others.
These name servers tend to appear together with the name servers ns3.goldenname.com, ns4.goldenname.com and www.diyikawu.com, plus two others.
ns1.4.cn, ns2.4.cn and www.congzheng.com each resolve to a single IP address: ns1.4.cn resolves to 107.167.27.66, ns2.4.cn resolves to 208.98.43.66 and www.congzheng.com resolves to 208.98.43.32.