`51shengan.com`

DNSSEC	⚠️ Not signed
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 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	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 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	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com ~all`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-06-15 #11

`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=1784541527

Same first word

51shengan.com

DNS History

6 records (4 active, 2 former)

○NSdns10.hichina.com2016-12-18 → 2017-11-13 · 4 obs

● 2016-12-18 22:15:34
● 2017-11-13 15:48:48
○ 2026-05-28 13:10:44
○ 2026-07-20 10:05:38

●NSdns19.hichina.com2026-05-28 → 2026-07-20 · 3 obs

○ 2017-11-13 15:48:48
● 2026-05-28 13:10:44
● 2026-07-20 10:05:38

●NSdns20.hichina.com2026-05-28 → 2026-07-20 · 3 obs

○ 2017-11-13 15:48:48
● 2026-05-28 13:10:44
● 2026-07-20 10:05:38

○NSdns9.hichina.com2016-12-18 → 2017-11-13 · 4 obs

● 2016-12-18 22:15:34
● 2017-11-13 15:48:48
○ 2026-05-28 13:10:44
○ 2026-07-20 10:05:38

●MXmxn.mxhichina.com2016-12-18 → 2026-07-20 · 2 obs

● 2016-12-18 22:15:34
● 2026-07-20 10:05:38

●MXmxw.mxhichina.com2016-12-18 → 2026-07-20 · 2 obs

● 2016-12-18 22:15:34
● 2026-07-20 10:05:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...	-
51shengan.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51shengan.com (unsigned zone)

⏱️ Timing

Total: 3668ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns20.hichina.com, dns19.hichina.com`
MX	2	`mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mxhichina.com ~all`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

Name Servers

Two name servers handle the delegation for 51shengan.com: dns19.hichina.com and dns20.hichina.com.

51shengan.com has the same name server delegation as a number of other domains, such as nxfw.cn, sinoquest.net, chinavalue.biz and two more.

At least some of 51shengan.com's name servers are shared with other domains, for example nes.com.cn, deeper.cn, zmes.com and two more.

These name servers tend to co-occur with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and 3 other name servers in the same DNS delegations.

Host names resolving to 9 IP numbers:

dns19.hichina.com resolves to 39.96.153.40, 39.96.153.60 and 47.118.199.200 among others, with 6 other IP addresses in total.

dns20.hichina.com resolves to 39.96.153.38, 39.96.153.61 and 47.118.199.198 among others, with 6 other IP addresses in total.

Mail Servers

The MX records for 51shengan.com point to two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

51shengan.com has the same mail server arrangement as a number of other domains, for example youpuhui.com, vanbyte.com, happymmall.com and two more.

51shengan.com shares at least some of its mail servers with other domains — for example dgxl.com, cnprecision.com, zzxtax.com and two more.

It is common to see these mail servers combined with the mail servers mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

Hosts with two IP numbers each:

mxn.mxhichina.com resolves to two addresses: 47.246.136.231 and 47.246.137.47.

Hosts that resolve to one IP address:

The hostname mxw.mxhichina.com resolves to 47.246.99.195.

51shengan.com - robtex.com

51shengan.com

com