`youngtimechem.com`

DNSSEC	⚠️ Not signed
NS	`ns1.chinanetsun.com` ⭐
		A	240e:96c:200:2e03::7^{🇨🇳 SHANGHAITELECOM240e:96c::/32 Chinanet Shanghai}
		A	180.235.66.112^{🇨🇳 SHANGHAITELECOM180.235.64.0/22 Chinanet Shanghai}
NS	`ns2.chinanetsun.com`
		A	240e:96c:200:2e03::70^{🇨🇳 SHANGHAITELECOM240e:96c::/32 Chinanet Shanghai}
		A	222.73.8.7^{🇨🇳 SHANGHAITELECOM222.73.8.0/21 SHIDC}
MX	`mx4.chinanetsun.com` ⭐
		A	180.235.66.99^{🇨🇳 SHANGHAITELECOM180.235.64.0/22 Chinanet Shanghai}
			PTR	`m99.chinanetsun.com`
TXT	`v=spf1 include:spf.chinanetsun.com -all`
SOA	`ns1.chinanetsun.com`task@netsun.com 2012-10-19 #5

`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=1776257342

Same first word

youngtimechem.com

DNS History

4 records (3 active, 1 former)

●NSns1.chinanetsun.com2015-07-11 → 2026-04-15 · 2 obs

● 2015-07-11 16:51:22
● 2026-04-15 12:55:46

●NSns2.chinanetsun.com2015-07-11 → 2026-04-15 · 2 obs

● 2015-07-11 16:51:22
● 2026-04-15 12:55:46

●MXmx4.chinanetsun.com2026-04-13 → 2026-04-15 · 3 obs

○ 2018-07-14 05:28:40
● 2026-04-13 08:53:02
● 2026-04-15 12:55:46

○MXmx5.chinanetsun.com2015-11-11 → 2018-07-14 · 4 obs

● 2015-11-11 22:51:58
● 2018-07-14 05:28:40
○ 2026-04-13 08:53:02
○ 2026-04-15 12:55:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
youngtimechem.com	ns1.chinanetsun.com, ns2.chinanetsun.com	4 records

✅ Authoritative Response

Server:222.73.8.7

NS records: ns1.chinanetsun.com, ns2.chinanetsun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for youngtimechem.com (unsigned zone)

⏱️ Timing

Total: 3700ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.chinanetsun.com, ns2.chinanetsun.com`
MX	1	`mx4.chinanetsun.com (pri: 10)`
TXT	1	`v=spf1 include:spf.chinanetsun.com -all`
SOA	1	`ns1.chinanetsun.com task.netsun.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.chinanetsun.com, ns1.chinanetsun.com, ns2.chinanetsun.com...)

Analysis

Name Servers

youngtimechem.com is delegated to two name servers: ns1.chinanetsun.com and ns2.chinanetsun.com.

youngtimechem.com uses the same name server setup as other domains, for instance thchemical.com, jaste.cn, xiuhong.com, grainnet.cn and chdye.com.

Host names with two IP numbers:

The host ns1.chinanetsun.com points to 240e:96c:200:2e03::7 and 180.235.66.112.

The host ns2.chinanetsun.com points to 240e:96c:200:2e03::70 and 222.73.8.7.

Mail Servers

The mail server for youngtimechem.com is mx4.chinanetsun.com.

youngtimechem.com shares the same mail server setup as other domains, including mnexport.com, sdxlchem.com, wuyangstock.com, jsgtsp.com and changyu-chem.com.

youngtimechem.com shares some mail servers with other domains, including xkdchem.com, yrspec.com, wonderfult.com, jsbjpharm.com and hsperfect.com.

These mail servers are often used with the mail servers mx4a.chinanetsun.com.

Host name mx4.chinanetsun.com resolves to IP 180.235.66.99.

youngtimechem.com - robtex.com