ctdan.com - robtex.com
ctdan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.247.89.114🇺🇸 CNSERVERSLLC172.247.0.0/16 cust proxy reg | ||||||
| NS | ns1.sharesdns.com ⭐ | ||||||
| A | 154.23.191.194🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.86.21.194🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.sharesdns.com | ||||||
| A | 154.23.191.195🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 154.86.21.195🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| SOA | ns1.sharesdns.comadmin@sharesdns.com serial=1775115163 | ||||||
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=1778566566 | ||||||
Subdomains
www.ctdan.com |
Same first word
ctdan.com |
Similar names
DNS History
7 records (3 active, 4 former)
○NSdns27.hichina.com2015-07-06 → 2016-04-07 · 4 obs
● 2015-07-06 07:54:10
● 2016-04-07 08:41:38
○ 2017-08-11 16:24:02
○ 2026-05-12 06:17:18
● 2016-04-07 08:41:38
○ 2017-08-11 16:24:02
○ 2026-05-12 06:17:18
○NSdns28.hichina.com2015-07-06 → 2016-04-07 · 4 obs
● 2015-07-06 07:54:10
● 2016-04-07 08:41:38
○ 2017-08-11 16:24:02
○ 2026-05-12 06:17:18
● 2016-04-07 08:41:38
○ 2017-08-11 16:24:02
○ 2026-05-12 06:17:18
●NSns1.sharesdns.com2026-04-13 → 2026-05-12 · 3 obs
○ 2017-08-11 16:24:02
● 2026-04-13 02:51:12
● 2026-05-12 06:17:18
● 2026-04-13 02:51:12
● 2026-05-12 06:17:18
●NSns2.sharesdns.com2026-04-13 → 2026-05-12 · 3 obs
○ 2017-08-11 16:24:02
● 2026-04-13 02:51:12
● 2026-05-12 06:17:18
● 2026-04-13 02:51:12
● 2026-05-12 06:17:18
○A118.244.160.1662015-07-06 → 2016-04-07 · 4 obs
● 2015-07-06 07:54:10
● 2016-04-07 08:41:38
○ 2017-08-11 16:24:02
○ 2026-05-12 06:17:18
● 2016-04-07 08:41:38
○ 2017-08-11 16:24:02
○ 2026-05-12 06:17:18
○A172.247.149.1792026-04-13 → 2026-04-19 · 5 obs
○ 2017-08-11 16:24:02
● 2026-04-13 02:51:12
● 2026-04-19 05:36:32
○ 2026-05-12 00:20:08
○ 2026-05-12 06:17:18
● 2026-04-13 02:51:12
● 2026-04-19 05:36:32
○ 2026-05-12 00:20:08
○ 2026-05-12 06:17:18
●A172.247.89.1142026-05-12 → 2026-05-12 · 3 obs
○ 2026-04-19 05:36:32
● 2026-05-12 00:20:08
● 2026-05-12 06:17:18
● 2026-05-12 00:20:08
● 2026-05-12 06:17:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ctdan.com | ns1.sharesdns.com, ns2.sharesdns.com | 4 records |
✅ Authoritative Response
Server:154.23.191.195
NS records: ns1.sharesdns.com, ns2.sharesdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctdan.com (unsigned zone)
⏱️ Timing
Total: 258ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.247.89.114 |
| NS | 2 | ns1.sharesdns.com, ns2.sharesdns.com |
| SOA | 1 | ns1.sharesdns.com admin.sharesdns.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.sharesdns.com, ns1.sharesdns.com, ns2.sharesdns.com...)
Analysis
Hierarchy
The parent of www.ctdan.com is ctdan.com.
IP Addresses
ctdan.com points to a single IP: 172.247.89.114.
Name Servers
Two name servers ns1.sharesdns.com and ns2.sharesdns.com handle delegation for ctdan.com.
ctdan.com uses the same name server setup as other domains, for example jlcjjt.cn, r3352.com, aaoz.cn, vdfun.com and gzllgdzm.com.
Host names with two IP numbers:
ns1.sharesdns.com points to: 154.23.191.194 and 154.86.21.194
ns2.sharesdns.com points to: 154.23.191.195 and 154.86.21.195