`jzkoo.com`

DNSSEC	⚠️ Not signed
A	113.98.254.79^{🇨🇳 CHINANET-BACKBONE113.96.0.0/12 Mega-II IDC}
NS	`ns.dnsfamily.com` ⭐
		A	116.196.106.34^{🇨🇳 CHINA169-BJ116.196.64.0/18 China Telecom Beijing Co. Ltd.}
NS	`ns.cdnhost.cn`
		A	125.65.112.38^{🇨🇳 CHINANET-BACKBONE125.64.0.0/13 China Telecom Network}
			PTR	`38.112.65.125.broad.ls.sc.dynamic.163data.com.cn`
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com` ⭐
SOA	`ns.dnsfamily.com`hostmaster@dnsfamily.com serial=1083128260

`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=1774524222

Same first word

jzkoo.com

Similar names

jookz.nl

jkzoo.cz

jozko.com

jookz.com

kojoz.com

koojz.com

kozjo.hu

DNS History

6 records (5 active, 1 former)

●NSns.cdnhost.cn2015-06-18 → 2026-03-26 · 2 obs

● 2015-06-18 07:42:50
● 2026-03-26 11:36:06

●NSns.dnsfamily.com2015-06-18 → 2026-03-26 · 2 obs

● 2015-06-18 07:42:50
● 2026-03-26 11:36:06

●MXmxbiz1.qq.com2026-02-23 → 2026-03-26 · 2 obs

● 2026-02-23 07:26:34
● 2026-03-26 11:36:06

●MXmxbiz2.qq.com2026-02-23 → 2026-03-26 · 2 obs

● 2026-02-23 07:26:34
● 2026-03-26 11:36:06

●A113.98.254.792016-01-27 → 2026-03-26 · 3 obs

○ 2015-11-01 21:23:18
● 2016-01-27 15:50:26
● 2026-03-26 11:36:06

○A211.154.149.1002015-06-18 → 2015-11-01 · 4 obs

● 2015-06-18 07:42:50
● 2015-11-01 21:23:18
○ 2016-01-27 15:50:26
○ 2026-03-26 11:36:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jzkoo.com	ns.dnsfamily.com, ns.cdnhost.cn	1 record

✅ Authoritative Response

Server:116.196.106.34

NS records: ns.dnsfamily.com, ns.cdnhost.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jzkoo.com (unsigned zone)

⏱️ Timing

Total: 4353ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`113.98.254.79`
NS	2	`ns.cdnhost.cn, ns.dnsfamily.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 10)`
SOA	1	`ns.dnsfamily.com hostmaster.dnsfamily.co`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns.dnsfamily.com)

Analysis

IP Addresses

jzkoo.com resolves to a single IP address: 113.98.254.79.

Name Servers

jzkoo.com's delegation uses two name servers, ns.cdnhost.cn and ns.dnsfamily.com.

jzkoo.com shares the same name server setup as other domains, for example pirmcu.com, bdks.cn, 30edu.cn, map86.net and glofad.com.

Host names with a single IP:

ns.cdnhost.cn points to 125.65.112.38.

ns.dnsfamily.com points to 116.196.106.34.

Mail Servers

jzkoo.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

jzkoo.com shares its mail server setup with other domains, including fyc-sh.com, qiyes.com, lingtaipharm.com, flashbase.com and xguang.com.

jzkoo.com shares at least partially some mail servers with other domains, for instance master-mount.com, 597mm.com and cochains.com.

jzkoo.com - robtex.com

jzkoo.com

com