`kou79.com`

DNSSEC	⚠️ Not signed
A	174.139.197.77^{🇺🇸 VPLS174.139.197.0/24}
		PTR	`customer.krypt.com`
NS	`tutu2.ns1.tutu-caonima.com` ⭐ ⚠️ Not in parent delegation
		A	45.76.172.126^{🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix}
			PTR	`45.76.172.126.vultrusercontent.com`
		A	104.238.141.130^{🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix}
			PTR	`104.238.141.130.vultrusercontent.com`
NS	`niuniu1.ns1.niuniu-dns.com` ⚠️ Not in parent delegation
		A	45.76.172.126^{🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix}
			PTR	`45.76.172.126.vultrusercontent.com`
		A	104.238.141.130^{🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix}
			PTR	`104.238.141.130.vultrusercontent.com`
NS	`niuniu2.ns2.niuniu-dns.com` ⚠️ Not in parent delegation
		A	45.76.172.126^{🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix}
			PTR	`45.76.172.126.vultrusercontent.com`
		A	104.238.141.130^{🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix}
			PTR	`104.238.141.130.vultrusercontent.com`
NS	`ns1.niuniu-dns.com` ⚠️ Not in zone NS records
		A	39.104.142.55^{🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC}
		A	45.76.63.24^{🇺🇸 AS-VULTR45.76.60.0/22 Vultr Assigned Prefix}
			PTR	`45.76.63.24.vultrusercontent.com`
		A	208.109.233.240^{🇺🇸 AS398101208.109.232.0/22}
			PTR	`240.233.109.208.host.secureserver.net`
NS	`ns1.smartdns.sbs` ⚠️ Not in parent delegation
		A	45.76.172.126^{🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix}
			PTR	`45.76.172.126.vultrusercontent.com`
		A	104.238.141.130^{🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix}
			PTR	`104.238.141.130.vultrusercontent.com`
NS	`ns2.niuniu-dns.com` ⚠️ Not in zone NS records
		A	39.104.142.55^{🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC}
		A	45.76.63.24^{🇺🇸 AS-VULTR45.76.60.0/22 Vultr Assigned Prefix}
			PTR	`45.76.63.24.vultrusercontent.com`
		A	208.109.233.240^{🇺🇸 AS398101208.109.232.0/22}
			PTR	`240.233.109.208.host.secureserver.net`
NS	`ns2.smartdns.sbs` ⚠️ Not in parent delegation
		A	45.76.172.126^{🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix}
			PTR	`45.76.172.126.vultrusercontent.com`
		A	104.238.141.130^{🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix}
			PTR	`104.238.141.130.vultrusercontent.com`
NS	`tutu1.ns2.tutu-caonima.com` ⚠️ Not in parent delegation
		A	45.76.172.126^{🇺🇸 AS-VULTR45.76.168.0/21 Vultr Assigned Prefix}
			PTR	`45.76.172.126.vultrusercontent.com`
		A	104.238.141.130^{🇺🇸 AS-VULTR104.238.140.0/22 Vultr Assigned Prefix}
			PTR	`104.238.141.130.vultrusercontent.com`
SOA	`tutu2.ns1.tutu-caonima.com`hostmaster@kou79.com 2026-05-15 #3

`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.net`nstld@verisign-grs.com serial=1778843226

Subdomains

www.kou79.com

Same first word

kou79.com

DNS History

38 records (9 active, 29 former)

○NScloud1.aegins-dns.com2017-08-17 → 2017-08-17 · 3 obs

○ 2016-06-05 05:31:52
● 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○NScloud2.aegins-dns.com2017-08-17 → 2017-08-17 · 3 obs

○ 2016-06-05 05:31:52
● 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○NSdns1.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○NSdns2.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○NSdns3.registrar-servers.com2016-05-05 → 2016-05-05 · 3 obs

● 2016-05-05 19:40:00
○ 2016-06-05 05:31:52
○ 2026-05-15 11:10:06

○NSdns4.registrar-servers.com2016-05-05 → 2016-05-05 · 3 obs

● 2016-05-05 19:40:00
○ 2016-06-05 05:31:52
○ 2026-05-15 11:10:06

○NSdns5.registrar-servers.com2016-05-05 → 2016-05-05 · 3 obs

● 2016-05-05 19:40:00
○ 2016-06-05 05:31:52
○ 2026-05-15 11:10:06

●NSniuniu1.ns1.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NSniuniu2.ns2.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NSns1.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NSns1.smartdns.sbs2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NSns2.niuniu-dns.com2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NSns2.smartdns.sbs2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NStutu1.ns2.tutu-caonima.com2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

●NStutu2.ns1.tutu-caonima.com2026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

○MXeforward1.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○MXeforward2.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○MXeforward3.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○MXeforward4.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○MXeforward5.registrar-servers.com2016-05-05 → 2016-06-05 · 4 obs

● 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○A103.28.248.202015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A104.151.179.1012016-06-05 → 2016-06-05 · 4 obs

○ 2016-05-05 19:40:00
● 2016-06-05 05:31:52
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○A107.183.150.1952017-08-17 → 2017-08-17 · 3 obs

○ 2016-06-05 05:31:52
● 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○A173.254.207.522016-02-12 → 2016-02-12 · 4 obs

○ 2015-11-20 01:15:28
● 2016-02-12 16:55:56
○ 2016-05-05 19:40:00
○ 2026-05-15 11:10:06

●A174.139.197.772026-05-15 → 2026-05-15 · 2 obs

○ 2017-08-17 06:22:56
● 2026-05-15 11:10:06

○A192.230.67.202015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A192.230.67.302015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A192.230.70.202015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A199.83.129.202015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A199.83.129.302015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A199.83.131.202015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A199.83.131.302015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
○ 2016-02-12 16:55:56
○ 2026-05-15 11:10:06

○A69.12.72.842016-02-12 → 2016-02-12 · 4 obs

○ 2015-11-20 01:15:28
● 2016-02-12 16:55:56
○ 2016-05-05 19:40:00
○ 2026-05-15 11:10:06

○A96.44.140.1232016-02-12 → 2016-02-12 · 4 obs

○ 2015-11-20 01:15:28
● 2016-02-12 16:55:56
○ 2016-05-05 19:40:00
○ 2026-05-15 11:10:06

○A96.44.141.1732015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 20:46:42
○ 2017-08-17 06:22:56
○ 2026-05-15 11:10:06

○CNAME88.4xxtt.com2015-11-20 → 2016-02-12 · 5 obs

○ 2015-07-11 20:46:42
● 2015-11-20 01:15:28
● 2016-02-12 16:55:56
○ 2016-05-05 19:40:00
○ 2026-05-15 11:10:06

○CNAMEmm.600mp.com2015-07-11 → 2016-02-12 · 5 obs

○ 2008-03-19 09:35:00
● 2015-07-11 20:46:42
● 2016-02-12 16:55:56
○ 2016-05-05 19:40:00
○ 2026-05-15 11:10:06

○CNAMEseo1.sebgoo.com2026-05-15 → 2026-05-15 · 1 obs

○ 2026-05-15 11:10:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
kou79.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 kou79.com (unsigned zone)

⏱️ Timing

Total: 206ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`98.126.98.126`
NS	6	`ns2.smartdns.sbs, tutu2.ns1.tutu-caonima.com...`
SOA	1	`tutu2.ns1.tutu-caonima.com hostmaster.ko`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.niuniu-dns.com, ns2.niuniu-dns.com)

Analysis

Hierarchy

The parent of www.kou79.com is kou79.com.

IP Addresses

kou79.com points to a single IP: 174.139.197.77.

Other host names, for instance nnxip1.ccc26.biz, 7777nnn1.ccc26.biz, nnxip.ccc26.biz, mr.ccc26.biz and xnxip.ccc26.biz share IP numbers with kou79.com.

Name Servers

kou79.com delegates 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.

kou79.com partially shares name servers with other domains; examples include 23tuo.com, 40cuo.com, 89yv.com, 89vt.com and 4hde.com.

Names with three IPs:

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

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

Names with two IPs:

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 point to 45.76.172.126 and 104.238.141.130.

Names that point to 39.104.142.55: ns1.niuniu-dns.com and ns2.niuniu-dns.com.

Names that point to 45.76.63.24: ns1.niuniu-dns.com and ns2.niuniu-dns.com.

Names that point to 208.109.233.240: ns1.niuniu-dns.com and ns2.niuniu-dns.com.

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.

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.

kou79.com - robtex.com

kou79.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`kou79.com`

`com`