cdtydz.com - robtex.com
cdtydz.com
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=1774442092 | ||||||
Subdomains
mail.cdtydz.com |
Same first word
cdtydz.com |
Similar names
DNS History
7 records (3 active, 4 former)
●NSn1.xundns.com2026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 13:18:00
● 2026-03-25 12:36:16
●NSn2.xundns.com2026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 13:18:00
● 2026-03-25 12:36:16
○NSns.cdnhost.cn2015-07-08 → 2017-10-06 · 4 obs
● 2017-10-06 00:53:26
○ 2026-02-17 13:18:00
○ 2026-03-25 12:36:16
○NSns.dnsfamily.com2015-07-08 → 2017-10-06 · 4 obs
● 2017-10-06 00:53:26
○ 2026-02-17 13:18:00
○ 2026-03-25 12:36:16
○MXmail.cdtydz.com2015-07-08 → 2017-10-06 · 4 obs
● 2017-10-06 00:53:26
○ 2026-02-17 13:18:00
○ 2026-03-25 12:36:16
○A103.242.134.1912015-07-08 → 2017-10-06 · 4 obs
● 2017-10-06 00:53:26
○ 2026-02-17 13:18:00
○ 2026-03-25 12:36:16
●A154.218.56.1762026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 13:18:00
● 2026-03-25 12:36:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cdtydz.com | n1.xundns.com, n2.xundns.com | 11 records |
✅ Authoritative Response
Server:111.6.96.27
NS records: n1.xundns.com, n2.xundns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdtydz.com (unsigned zone)
⏱️ Timing
Total: 3638ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.218.56.176 |
| NS | 2 | n2.xundns.com, n1.xundns.com |
| SOA | 1 | n1.xundns.com nsadmin.xundns.com |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (n1.xundns.com, n1.xundns.com, n1.xundns.com...)
Analysis
Hierarchy
The parent of mail.cdtydz.com is cdtydz.com.
IP Addresses
cdtydz.com points to a single IP address: 154.218.56.176.
Other host names such as sdtuolang.com, jianjinjx.com, mail.cdtydz.com, www.jianjinjx.com and cn0716.net share IPs with cdtydz.com.
Name Servers
Two name servers n1.xundns.com and n2.xundns.com handle the delegation for cdtydz.com.
cdtydz.com shares the same name server setup as other domains, for example beijingriver.com, d882.top, 835469.com, xlsaozhou.com and toplom.com.
cdtydz.com at least partially shares name servers with other domains, for example asisnorthalabama.org, weto.cc, 22333k.com, 9250.org and rhtrad.com.
These name servers are often used together with v1s1.xundns.com and v1s2.xundns.com.
Host names with six IP numbers: n2.xundns.com points to 2408:8621:0:42:e401:402:0:a, 2408:8722:1801:10:4:611:6303:181, 2604:86c0:6001:8::a9c5:8e51, 61.163.30.181, 122.114.37.19 and 169.197.142.81.
Host names with four IP numbers: n1.xundns.com points to 2409:8c44:1b00:601:1:1110:609:6027, 2604:86c0:5001:11::2659:466b, 38.89.70.107 and 111.6.96.27.