cctc-pcb.com - robtex.com
cctc-pcb.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.cctc-pcb.com ⭐ | ||||||
| A | 218.16.242.196🇨🇳 CHINANET-Guangdong-Shantou-MAN218.16.240.0/20 ST MAN Network MAN Network | ||||||
| NS | ns1.cctc-pcb.com | ||||||
| A | 218.16.242.195🇨🇳 CHINANET-Guangdong-Shantou-MAN218.16.240.0/20 ST MAN Network MAN Network | ||||||
| MX | hzmx01.mxmail.netease.com ⭐ | ||||||
| A | 47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| MX | hzmx02.mxmail.netease.com(10) | ||||||
| A | 47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| TXT | v=spf1 include:spf.163.com -all | ||||||
| TXT | MS=DB6654E79C1E3E277DA58C6A793CF591BC5EB177 | ||||||
| SOA | ns2.cctc-pcb.comdnzhang@cctc-pcb.com serial=16 | ||||||
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=1774816172 | ||||||
Subdomains
imap.cctc-pcb.com |
ns2.cctc-pcb.com |
mail5.cctc-pcb.com |
www1.cctc-pcb.com |
mail.cctc-pcb.com |
mail3.cctc-pcb.com |
ns1.cctc-pcb.com |
Same first word
cctc-pcb.com |
DNS History
9 records (4 active, 5 former)
●NSns1.cctc-pcb.com2015-08-29 → 2026-03-29 · 2 obs
● 2026-03-29 20:47:08
●NSns2.cctc-pcb.com2015-08-29 → 2026-03-29 · 2 obs
● 2026-03-29 20:47:08
●MXhzmx01.mxmail.netease.com2026-02-21 → 2026-03-29 · 3 obs
● 2026-02-21 17:04:42
● 2026-03-29 20:47:08
●MXhzmx02.mxmail.netease.com2026-02-21 → 2026-03-29 · 3 obs
● 2026-02-21 17:04:42
● 2026-03-29 20:47:08
○MXmail1.cctc-pcb.com2015-08-29 → 2016-12-25 · 4 obs
● 2016-12-25 17:42:26
○ 2026-02-21 17:04:42
○ 2026-03-29 20:47:08
○MXmail2.cctc-pcb.com2015-08-29 → 2016-12-25 · 4 obs
● 2016-12-25 17:42:26
○ 2026-02-21 17:04:42
○ 2026-03-29 20:47:08
○MXmail3.cctc-pcb.com2015-08-29 → 2016-12-25 · 4 obs
● 2016-12-25 17:42:26
○ 2026-02-21 17:04:42
○ 2026-03-29 20:47:08
○MXmail4.cctc-pcb.com2015-08-29 → 2016-12-25 · 4 obs
● 2016-12-25 17:42:26
○ 2026-02-21 17:04:42
○ 2026-03-29 20:47:08
○MXmail5.cctc-pcb.com2015-08-29 → 2016-12-25 · 4 obs
● 2016-12-25 17:42:26
○ 2026-02-21 17:04:42
○ 2026-03-29 20:47:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| cctc-pcb.com | ns1.cctc-pcb.com, ns2.cctc-pcb.com | 2 records |
✅ Authoritative Response
Server:218.16.242.196
NS records: ns1.cctc-pcb.com, ns2.cctc-pcb.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cctc-pcb.com (unsigned zone)
⏱️ Timing
Total: 493ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.cctc-pcb.com, ns2.cctc-pcb.com |
| MX | 2 | hzmx01.mxmail.netease.com (pri: 5), hzmx02.mxmail.netease.com (pri: 10) |
| TXT | 2 | v=spf1 include:spf.163.com -all, MS=DB6654E79C1E3E277DA58C6A793CF591BC5EB |
| SOA | 1 | ns2.cctc-pcb.com dnzhang.cctc-pcb.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.cctc-pcb.com, ns2.cctc-pcb.com)
Analysis
Hierarchy
cctc-pcb.com is the parent of imap.cctc-pcb.com, ns2.cctc-pcb.com, mail5.cctc-pcb.com, www1.cctc-pcb.com, mail.cctc-pcb.com and several other host names.
Name Servers
cctc-pcb.com's delegation is to two name servers ns1.cctc-pcb.com and ns2.cctc-pcb.com.
Host names with a single IP:
ns1.cctc-pcb.com resolves to 218.16.242.195.
ns2.cctc-pcb.com resolves to 218.16.242.196.
Mail Servers
Two mail servers hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com handle cctc-pcb.com.
cctc-pcb.com uses the same mail server setup as other domains such as hwaling.net, zjzhenli.com, pi-is.com, tjhengxing.cn and kjt-lens.com.
cctc-pcb.com shares at least partially some mail servers with other domains, for example yangshijt.com, waveshare.net, cpu.edu.cn and vaillant.com.cn.
Host names with two IP numbers:
The host names hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com point to 47.251.71.119 and 47.251.84.126.
Host names that point to 47.251.71.119: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
Host names that point to 47.251.84.126: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.