dudou.com - dns.ninja
dudou.com
| CNAME | overdue.aliyun.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 170.33.12.185🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
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=1786257644 | ||||||
Same first word
Similar names
doudu.com |
duduo.net |
uduod.com |
duodu.com |
duodu.lt |
udodu.com |
doudu.net |
duodu.no |
duduo.org |
duodu.cc |
doduu.com |
duodu.com.cn |
odudu.com |
duduo.com |
duoud.com |
uddou.com |
duduo.cn |
duodu.net |
duodu.cn |
duoud.cn |
DNS History
10 records (3 active, 7 former)
○NSdns1.name-services.com2015-08-18 → 2017-01-06 · 4 obs
● 2015-08-18 17:18:04
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
○NSdns2.name-services.com2015-08-18 → 2017-01-06 · 4 obs
● 2015-08-18 17:18:04
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
●NSdns21.hichina.com2026-03-21 → 2026-08-09 · 3 obs
○ 2017-01-06 14:17:58
● 2026-03-21 09:10:12
● 2026-08-09 06:55:32
● 2026-03-21 09:10:12
● 2026-08-09 06:55:32
●NSdns22.hichina.com2026-03-21 → 2026-08-09 · 3 obs
○ 2017-01-06 14:17:58
● 2026-03-21 09:10:12
● 2026-08-09 06:55:32
● 2026-03-21 09:10:12
● 2026-08-09 06:55:32
○NSdns3.name-services.com2015-08-18 → 2017-01-06 · 4 obs
● 2015-08-18 17:18:04
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
○NSdns4.name-services.com2015-08-18 → 2017-01-06 · 4 obs
● 2015-08-18 17:18:04
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
○NSdns5.name-services.com2015-08-18 → 2017-01-06 · 4 obs
● 2015-08-18 17:18:04
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
○MXp.nsm.ctmail.com2015-08-18 → 2016-02-15 · 4 obs
● 2015-08-18 17:18:04
● 2016-02-15 15:34:58
○ 2016-06-19 17:14:38
○ 2026-08-09 06:55:32
● 2016-02-15 15:34:58
○ 2016-06-19 17:14:38
○ 2026-08-09 06:55:32
○A69.64.147.2432015-08-18 → 2017-01-06 · 4 obs
● 2015-08-18 17:18:04
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
● 2017-01-06 14:17:58
○ 2026-03-21 09:10:12
○ 2026-08-09 06:55:32
●CNAMEoverdue.aliyun.com2026-03-21 → 2026-08-09 · 2 obs
● 2026-03-21 09:10:12
● 2026-08-09 06:55:32
● 2026-08-09 06:55:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net... | - |
| dudou.com | dns21.hichina.com, dns22.hichina.com | 18 records |
✅ Authoritative Response
Server:2408:4009:501::30
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dudou.com (unsigned zone)
⏱️ Timing
Total: 2712ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns21.hichina.com, dns22.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)
Analysis
IP Addresses
dudou.com directs to one IP number, which is 170.33.12.185.
Among the host names that share IP numbers with dudou.com are yanghao.com, buchaoxi.com, hg06.net and two others.