51alpha.com - dns.ninja

`51alpha.com`

DNSSEC	⚠️ Not signed
A	150.158.58.161^{🇨🇳 TENCENT-NET-AP150.158.0.0/18}
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		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}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`dns9.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=1785029567

rank #806364 globally
rank #344252 in the tld

Same first word

51alpha.com

Similar names

alpha51.com

DNS History

12 records (6 active, 6 former)

●NSdns10.hichina.com2020-01-15 → 2026-07-26 · 3 obs

○ 2017-02-18 01:57:04
● 2020-01-15 06:10:44
● 2026-07-26 01:50:06

●NSdns9.hichina.com2020-01-15 → 2026-07-26 · 3 obs

○ 2017-02-18 01:57:04
● 2020-01-15 06:10:44
● 2026-07-26 01:50:06

○NSns1.sedoparking.com2015-07-25 → 2017-02-18 · 4 obs

● 2015-07-25 17:46:32
● 2017-02-18 01:57:04
○ 2020-01-15 06:10:44
○ 2026-07-26 01:50:06

○NSns2.sedoparking.com2015-07-25 → 2017-02-18 · 4 obs

● 2015-07-25 17:46:32
● 2017-02-18 01:57:04
○ 2020-01-15 06:10:44
○ 2026-07-26 01:50:06

○MXlocalhost2017-02-18 → 2017-02-18 · 4 obs

○ 2016-07-11 07:29:30
● 2017-02-18 01:57:04
○ 2020-01-15 06:10:44
○ 2026-07-26 01:50:06

○MXmail.nickstel.com2015-07-25 → 2016-07-11 · 4 obs

● 2015-07-25 17:46:32
● 2016-07-11 07:29:30
○ 2017-02-18 01:57:04
○ 2026-07-26 01:50:06

●MXmx1.qiye.aliyun.com2026-02-15 → 2026-07-26 · 3 obs

○ 2020-01-15 06:10:44
● 2026-02-15 08:38:38
● 2026-07-26 01:50:06

●MXmx2.qiye.aliyun.com2026-02-15 → 2026-07-26 · 3 obs

○ 2020-01-15 06:10:44
● 2026-02-15 08:38:38
● 2026-07-26 01:50:06

●MXmx3.qiye.aliyun.com2026-02-15 → 2026-07-26 · 3 obs

○ 2020-01-15 06:10:44
● 2026-02-15 08:38:38
● 2026-07-26 01:50:06

○A103.59.100.2272020-01-15 → 2020-01-15 · 4 obs

○ 2017-02-18 01:57:04
● 2020-01-15 06:10:44
○ 2026-02-15 08:38:38
○ 2026-07-26 01:50:06

●A150.158.58.1612026-02-15 → 2026-07-26 · 3 obs

○ 2020-01-15 06:10:44
● 2026-02-15 08:38:38
● 2026-07-26 01:50:06

○A72.52.4.902015-07-25 → 2017-02-18 · 4 obs

● 2015-07-25 17:46:32
● 2017-02-18 01:57:04
○ 2020-01-15 06:10:44
○ 2026-07-26 01:50:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net...	-
51alpha.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 915ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`150.158.58.161`
NS	2	`dns10.hichina.com, dns9.hichina.com`
MX	3	`mx2.qiye.aliyun.com (pri: 10), mx3.qiye.aliyun.com (pri: 15)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

IP Addresses

51alpha.com directs to one IP number, which is 150.158.58.161.

Name Servers

51alpha.com has two authoritative name servers — dns10.hichina.com and dns9.hichina.com.

51alpha.com has the same name server delegation as a number of other domains, such as newina.com, vemee.com, sh-jjw.com and two more.

The name servers of 51alpha.com overlap at least partially with those of other domains — among them gprc.cn, futureprize.org, hapiyouxi.com and two more.

The name servers expirens3.hichina.com, expirens4.hichina.com and ns1.alidns.com are commonly seen alongside these name servers.

Host names resolving to 9 IP numbers:

dns10.hichina.com points to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.

dns9.hichina.com points to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.

Mail Servers

Mail for 51alpha.com is routed through three mail servers — mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

51alpha.com shares at least some of its mail servers with other domains — for example bestcbradio.com, crowe.cn, jiabeikang.com and two more.

It is common to find these mail servers paired with the mail servers mxw.mxhichina.com.

Hosts with two IP numbers each:

mx3.qiye.aliyun.com resolves to 47.246.136.231 and 47.246.137.47.

Hosts that resolve to one IP address:

mx1.qiye.aliyun.com resolves to 47.246.137.47.

mx2.qiye.aliyun.com resolves to 47.246.136.231.

The host names mx3.qiye.aliyun.com and mx2.qiye.aliyun.com both resolve to 47.246.136.231 IP addresses.

The host names mx3.qiye.aliyun.com and mx1.qiye.aliyun.com both resolve to 47.246.137.47 IP addresses.