57kun.com - robtex.com

57kun.com

DNSSEC⚠️ Not signed
A23.224.202.163🇺🇸 CNSERVERSLLC23.224.0.0/15 cust proxy reg
NStutu2.ns1.tutu-caonima.com ⭐ ⚠️ Not in parent delegation
A45.76.172.126🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix
PTR45.76.172.126.vultrusercontent.com
A104.238.141.130🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix
PTR104.238.141.130.vultrusercontent.com
NSniuniu1.ns1.niuniu-dns.com ⚠️ Not in parent delegation
A45.76.172.126🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix
PTR45.76.172.126.vultrusercontent.com
A104.238.141.130🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix
PTR104.238.141.130.vultrusercontent.com
NSniuniu2.ns2.niuniu-dns.com ⚠️ Not in parent delegation
A45.76.172.126🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix
PTR45.76.172.126.vultrusercontent.com
A104.238.141.130🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix
PTR104.238.141.130.vultrusercontent.com
NSns1.niuniu-dns.com ⚠️ Not in zone NS records
A39.104.142.55🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC
A45.76.63.24🇺🇸 AS-VULTR45.76.60.0/22 Vultr Assigned Prefix
PTR45.76.63.24.vultrusercontent.com
A208.109.233.240🇺🇸 AS398101208.109.232.0/22
PTR240.233.109.208.host.secureserver.net
NSns1.smartdns.sbs ⚠️ Not in parent delegation
A45.76.172.126🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix
PTR45.76.172.126.vultrusercontent.com
A104.238.141.130🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix
PTR104.238.141.130.vultrusercontent.com
NSns2.niuniu-dns.com ⚠️ Not in zone NS records
A39.104.142.55🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC
A45.76.63.24🇺🇸 AS-VULTR45.76.60.0/22 Vultr Assigned Prefix
PTR45.76.63.24.vultrusercontent.com
A208.109.233.240🇺🇸 AS398101208.109.232.0/22
PTR240.233.109.208.host.secureserver.net
NSns2.smartdns.sbs ⚠️ Not in parent delegation
A45.76.172.126🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix
PTR45.76.172.126.vultrusercontent.com
A104.238.141.130🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix
PTR104.238.141.130.vultrusercontent.com
NStutu1.ns2.tutu-caonima.com ⚠️ Not in parent delegation
A45.76.172.126🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix
PTR45.76.172.126.vultrusercontent.com
A104.238.141.130🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix
PTR104.238.141.130.vultrusercontent.com
SOAtutu2.ns1.tutu-caonima.comhostmaster@57kun.com 2026-05-15 #2

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778843226

Same first word

57kun.com

DNS History

13 records (9 active, 4 former)

201820192020202120222023202420252026NSniuniu1.ns1.niuniu-dns.comniuniu2.ns2.niuniu-dns.comns1.niuniu-dns.comns1.smartdns.sbsns2.niuniu-dns.comns2.smartdns.sbstutu1.ns2.tutu-caonima.comtutu2.ns1.tutu-caonima.comcloud1.aegins-dns.comcloud2.aegins-dns.comA23.224.202.16323.244.226.229CNAMEseo6.sebgoo.com
○NScloud1.aegins-dns.com2017-05-10 → 2017-05-10 · 2 obs
● 2017-05-10 23:37:38
○ 2026-05-15 11:19:50
○NScloud2.aegins-dns.com2017-05-10 → 2017-05-10 · 2 obs
● 2017-05-10 23:37:38
○ 2026-05-15 11:19:50
●NSniuniu1.ns1.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NSniuniu2.ns2.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NSns1.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NSns1.smartdns.sbs2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NSns2.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NSns2.smartdns.sbs2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NStutu1.ns2.tutu-caonima.com2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●NStutu2.ns1.tutu-caonima.com2026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
●A23.224.202.1632026-05-15 → 2026-05-15 · 2 obs
○ 2017-05-10 23:37:38
● 2026-05-15 11:19:50
○A23.244.226.2292017-05-10 → 2017-05-10 · 2 obs
● 2017-05-10 23:37:38
○ 2026-05-15 11:19:50
○CNAMEseo6.sebgoo.com2026-05-15 → 2026-05-15 · 1 obs
○ 2026-05-15 11:19:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net...-
57kun.comns1.niuniu-dns.com, ns2.niuniu-dns.com2 records

✅ Authoritative Response

Server:104.238.141.130

NS records: ns1.niuniu-dns.com, ns2.niuniu-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 57kun.com (unsigned zone)

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

TypeCountSample Data
A123.224.202.163
NS6ns2.smartdns.sbs, niuniu1.ns1.niuniu-dns.com...
SOA1tutu2.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

57kun.com points to a single IP: 23.224.202.163.

Other host names, for instance 27eng.com, 26qie.com, 71ben.com, xia34.com and 71fei.com share IP numbers with 57kun.com.

Name Servers

57kun.com is delegated to eight name servers: 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.

57kun.com at least partially shares its name servers with other domains, for instance 59kui.com, 30die.com, 53kui.com, 87mp.com and 61ssd.com.

Three-IP host entries:

Host name ns1.niuniu-dns.com points to: 39.104.142.55, 45.76.63.24 and 208.109.233.240.

Host name ns2.niuniu-dns.com points to: 39.104.142.55, 45.76.63.24 and 208.109.233.240.

Two-IP host entries:

Host name ns1.smartdns.sbs points to: 45.76.172.126 and 104.238.141.130.

Host name ns2.smartdns.sbs points to: 45.76.172.126 and 104.238.141.130.

Host name niuniu1.ns1.niuniu-dns.com points to: 45.76.172.126 and 104.238.141.130.

Host name niuniu2.ns2.niuniu-dns.com points to: 45.76.172.126 and 104.238.141.130.

Host name tutu2.ns1.tutu-caonima.com points to: 45.76.172.126 and 104.238.141.130.

Host name tutu1.ns2.tutu-caonima.com points to: 45.76.172.126 and 104.238.141.130.

Reverse lookups:

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.