57kuo.com - robtex.com
57kuo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 23.224.202.163🇺🇸 AS4006523.224.0.0/15 cust proxy reg | ||||||
| NS | tutu2.ns1.tutu-caonima.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 45.76.172.126 | ||||||
| A | 104.238.141.130 | ||||||
| NS | niuniu1.ns1.niuniu-dns.com ⚠️ Not in parent delegation | ||||||
| A | 45.76.172.126 | ||||||
| A | 104.238.141.130 | ||||||
| NS | niuniu2.ns2.niuniu-dns.com ⚠️ Not in parent delegation | ||||||
| A | 45.76.172.126 | ||||||
| A | 104.238.141.130 | ||||||
| NS | ns1.niuniu-dns.com ⚠️ Not in zone NS records | ||||||
| A | 39.104.142.55 | ||||||
| A | 45.76.63.24 | ||||||
| A | 208.109.233.240 | ||||||
| NS | ns1.smartdns.sbs ⚠️ Not in parent delegation | ||||||
| A | 45.76.172.126 | ||||||
| A | 104.238.141.130 | ||||||
| NS | ns2.niuniu-dns.com ⚠️ Not in zone NS records | ||||||
| A | 39.104.142.55 | ||||||
| A | 45.76.63.24 | ||||||
| A | 208.109.233.240 | ||||||
| NS | ns2.smartdns.sbs ⚠️ Not in parent delegation | ||||||
| A | 45.76.172.126 | ||||||
| A | 104.238.141.130 | ||||||
| NS | tutu1.ns2.tutu-caonima.com ⚠️ Not in parent delegation | ||||||
| A | 45.76.172.126 | ||||||
| A | 104.238.141.130 | ||||||
| SOA | tutu2.ns1.tutu-caonima.comhostmaster@57kuo.com 2026-05-15 #2 | ||||||
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=1778874491 | ||||||
Same first word
57kuo.com |
Similar names
DNS History
13 records (9 active, 4 former)
○NScloud1.aegins-dns.com2017-05-10 → 2017-05-10 · 3 obs
○ 2026-05-15 12:31:18
○ 2026-05-15 19:48:58
○NScloud2.aegins-dns.com2017-05-10 → 2017-05-10 · 3 obs
○ 2026-05-15 12:31:18
○ 2026-05-15 19:48:58
●NSniuniu1.ns1.niuniu-dns.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NSniuniu2.ns2.niuniu-dns.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NSns1.niuniu-dns.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NSns1.smartdns.sbs2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NSns2.niuniu-dns.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NSns2.smartdns.sbs2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NStutu1.ns2.tutu-caonima.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●NStutu2.ns1.tutu-caonima.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
●A23.224.202.1632026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 12:31:18
● 2026-05-15 19:48:58
○A23.244.226.2302017-05-10 → 2017-05-10 · 3 obs
○ 2026-05-15 12:31:18
○ 2026-05-15 19:48:58
○CNAMEseo6.sebgoo.com2026-05-15 → 2026-05-15 · 2 obs
○ 2026-05-15 19:48:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 57kuo.com | ns1.niuniu-dns.com, ns2.niuniu-dns.com | 2 records |
✅ Authoritative Response
Server:45.76.172.126
NS records: ns1.niuniu-dns.com, ns2.niuniu-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 57kuo.com (unsigned zone)
⏱️ Timing
Total: 735ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.224.202.163 |
| NS | 6 | niuniu1.ns1.niuniu-dns.com, niuniu2.ns2.niuniu-dns.com... |
| SOA | 1 | tutu2.ns1.tutu-caonima.com hostmaster.57 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.niuniu-dns.com, ns2.niuniu-dns.com)
Analysis
IP Addresses
57kuo.com maps to IP address 23.224.202.163.
Other host names, for instance 26hai.com, 26zhi.com, 56eng.com, nnd49.com and 55zei.com share IP numbers with 57kuo.com.
Name Servers
Eight name servers are delegated to 57kuo.com: ns1.niuniu-dns.com, ns2.niuniu-dns.com, ns1.smartdns.sbs, ns2.smartdns.sbs, niuniu1.ns1.niuniu-dns.com, niuniu2.ns2.niuniu-dns.com, tutu2.ns1.tutu-caonima.com and tutu1.ns2.tutu-caonima.com.
57kuo.com at least partially shares name servers with other domains such as 12fi.com, fq07.com, 87iu.com, 65gq.com and 36zha.com.
Host names with three IP numbers:
The host name ns1.niuniu-dns.com points to: 39.104.142.55, 45.76.63.24 and 208.109.233.240.
The host name ns2.niuniu-dns.com points to: 39.104.142.55, 45.76.63.24 and 208.109.233.240.
Host names with two IP numbers:
The host name ns1.smartdns.sbs points to: 45.76.172.126 and 104.238.141.130.
The host name ns2.smartdns.sbs points to: 45.76.172.126 and 104.238.141.130.
The host name niuniu1.ns1.niuniu-dns.com points to: 45.76.172.126 and 104.238.141.130.
The host name niuniu2.ns2.niuniu-dns.com points to: 45.76.172.126 and 104.238.141.130.
The host name tutu2.ns1.tutu-caonima.com points to: 45.76.172.126 and 104.238.141.130.
The host name tutu1.ns2.tutu-caonima.com points to: 45.76.172.126 and 104.238.141.130.
Host names that point to 39.104.142.55 : ns1.niuniu-dns.com and ns2.niuniu-dns.com.
Host names that point to 45.76.63.24 : ns1.niuniu-dns.com and ns2.niuniu-dns.com.
Host names that point to 208.109.233.240 : ns1.niuniu-dns.com and ns2.niuniu-dns.com.
Host names that point to 45.76.172.126 : ns1.smartdns.sbs, ns2.smartdns.sbs, niuniu1.ns1.niuniu-dns.com, niuniu2.ns2.niuniu-dns.com, tutu2.ns1.tutu-caonima.com and tutu1.ns2.tutu-caonima.com.
Host names that point to 104.238.141.130 : ns1.smartdns.sbs, ns2.smartdns.sbs, niuniu1.ns1.niuniu-dns.com, niuniu2.ns2.niuniu-dns.com, tutu2.ns1.tutu-caonima.com and tutu1.ns2.tutu-caonima.com.