`sdgrchem.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 2013-10-26 #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=1776023592

Same first word

sdgrchem.com

DNS History

4 records (4 active, 0 former)

●NSns1.chinanetsun.com2015-05-18 → 2026-04-12 · 2 obs

● 2015-05-18 04:06:58
● 2026-04-12 20:10:50

●NSns2.chinanetsun.com2015-05-18 → 2026-04-12 · 2 obs

● 2015-05-18 04:06:58
● 2026-04-12 20:10:50

●MXmx4.chinanetsun.com2015-10-17 → 2026-04-12 · 2 obs

● 2015-10-17 04:54:50
● 2026-04-12 20:10:50

●MXmx4a.chinanetsun.com2015-10-17 → 2026-04-12 · 2 obs

● 2015-10-17 04:54:50
● 2026-04-12 20:10:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sdgrchem.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 sdgrchem.com (unsigned zone)

⏱️ Timing

Total: 475ms | 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

Name Servers

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

sdgrchem.com uses the same name server setup as other domains such as toppharma.com.cn, zfyychemical.com, tritonchemical.com, (0x77616e6b)epharm.com and jxlansen.com.

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

Two mail servers mx4.chinanetsun.com and mx4a.chinanetsun.com handle sdgrchem.com.

sdgrchem.com shares the same mail server setup as other domains, for instance dameitech.net, jccschem.com, chunfengchem.com, tongyitex.com and huibangchem.com.

sdgrchem.com shares mail servers with other domains at least partially; for instance huachangsd.com, yulongchem.com, sfjxhg.com, xhfj.net and manjieke.com.

Host names with one IP number:

mx4.chinanetsun.com points to: 180.235.66.99.

mx4a.chinanetsun.com points to: 162.14.140.149.

sdgrchem.com - robtex.com

sdgrchem.com

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