`3achem.com`

DNSSEC	⚠️ Not signed
A	139.196.224.231^{🇨🇳 Alibaba-Cloud139.196.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.110^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.108^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`dns21.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1776279447

Previously NS for

3achem.com

Same first word

3achem.com

DNS History

9 records (5 active, 4 former)

○NS3achem.com2015-05-17 → 2015-12-28 · 4 obs

● 2015-05-17 14:21:52
● 2015-12-28 03:36:08
○ 2016-09-12 23:38:18
○ 2026-04-15 19:24:16

●NSdns21.hichina.com2020-01-28 → 2026-04-15 · 3 obs

○ 2017-04-05 05:43:50
● 2020-01-28 22:39:18
● 2026-04-15 19:24:16

●NSdns22.hichina.com2020-01-28 → 2026-04-15 · 3 obs

○ 2017-04-05 05:43:50
● 2020-01-28 22:39:18
● 2026-04-15 19:24:16

○NSvip1.alidns.com2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-12 23:38:18
● 2017-04-05 05:43:50
○ 2020-01-28 22:39:18
○ 2026-04-15 19:24:16

○NSvip2.alidns.com2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-12 23:38:18
● 2017-04-05 05:43:50
○ 2020-01-28 22:39:18
○ 2026-04-15 19:24:16

●MXmxbiz1.qq.com2017-04-05 → 2026-04-15 · 2 obs

● 2017-04-05 05:43:50
● 2026-04-15 19:24:16

●MXmxbiz2.qq.com2017-04-05 → 2026-04-15 · 2 obs

● 2017-04-05 05:43:50
● 2026-04-15 19:24:16

○A139.129.253.562017-04-05 → 2020-02-16 · 4 obs

● 2017-04-05 05:43:50
● 2020-02-16 11:14:58
○ 2026-04-07 00:13:56
○ 2026-04-15 19:24:16

●A139.196.224.2312026-04-07 → 2026-04-15 · 3 obs

○ 2020-02-16 11:14:58
● 2026-04-07 00:13:56
● 2026-04-15 19:24:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
3achem.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3achem.com (unsigned zone)

⏱️ Timing

Total: 553ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.196.224.231`
NS	2	`dns22.hichina.com, dns21.hichina.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

IP Addresses

3achem.com resolves to a single IP address: 139.196.224.231.

Name Servers

3achem.com's delegation uses two name servers, dns21.hichina.com and dns22.hichina.com.

3achem.com shares the same name server setup as other domains, for example zhao-chen.com, hxyj.cn, heesin.com, szgbm.cn and hrwq.com.

3achem.com at least partially shares name servers with other domains, including ynshaotang.com, netwrt.com, wice.cn, cyccq.cn and xiezhen8.cn.

these name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

dns21.hichina.com points to: 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns22.hichina.com points to: 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

3achem.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

3achem.com shares its mail server setup with other domains, including atli.com.cn, cabr-jygh.com, hexiol.com, zjfenghong.com and cn-onsite.com.

The mail servers for 3achem.com are shared with other domains, for instance opark.com, zxyer.com, vakt.cn, poptour.cn and dc-acg.com.

These mail servers are often used together with mxdomain.qq.com, mxn.mxhichina.com and mxw.mxhichina.com.

3achem.com - robtex.com

3achem.com

com