`dlchemical.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`
MX	`mx4a.chinanetsun.com`⁽²⁰⁾
		A	162.14.140.149^{🇨🇳 TENCENT-NET-AP162.14.128.0/20}
TXT	`v=spf1 include:spf.chinanetsun.com -all`
SOA	`ns1.chinanetsun.com`task@netsun.com 2007-12-18 #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=1775972022

Subdomains

www.dlchemical.com

Same first word

dlchemical.co.kr

dlchemical.com

DNS History

4 records (4 active, 0 former)

●NSns1.chinanetsun.com2015-06-05 → 2026-04-12 · 2 obs

● 2015-06-05 23:38:14
● 2026-04-12 05:36:28

●NSns2.chinanetsun.com2015-10-24 → 2026-04-12 · 3 obs

○ 2015-06-05 23:38:14
● 2015-10-24 01:52:46
● 2026-04-12 05:36:28

●MXmx4.chinanetsun.com2015-10-24 → 2026-04-12 · 2 obs

● 2015-10-24 01:52:46
● 2026-04-12 05:36:28

●MXmx4a.chinanetsun.com2015-10-24 → 2026-04-12 · 2 obs

● 2015-10-24 01:52:46
● 2026-04-12 05:36:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dlchemical.com	ns1.chinanetsun.com, ns2.chinanetsun.com	4 records

✅ Authoritative Response

Server:180.235.66.112

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dlchemical.com (unsigned zone)

⏱️ Timing

Total: 3477ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.chinanetsun.com, ns1.chinanetsun.com`
MX	2	`mx4a.chinanetsun.com (pri: 20), 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

Hierarchy

The parent of www.dlchemical.com is dlchemical.com.

Name Servers

Two name servers ns1.chinanetsun.com and ns2.chinanetsun.com handle delegation for dlchemical.com.

dlchemical.com uses the same name server setup as other domains, for example hzbd.com, thchemical.com, jaste.cn, xiuhong.com and grainnet.cn.

Host names with two IP numbers:

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

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

Mail Servers

dlchemical.com is handled by two mail servers: mx4.chinanetsun.com and mx4a.chinanetsun.com.

dlchemical.com has the same mail server setup as other domains, including cienalo.com, sx-pharm.com, starshinepharm.com, lychem.net and bishushanzhuangnongye.com.

dlchemical.com shares some mail servers with other domains, at least partially, such as nbjts.com, zlcat.com, chirals.com, trendgarments.com and huaxiapesticide.com.

Host names with one IP number: The host name mx4.chinanetsun.com points to 180.235.66.99 and the host name mx4a.chinanetsun.com points to 162.14.140.149.

dlchemical.com - robtex.com

dlchemical.com

com