ip51.com - dns.ninja

`ip51.com`

DNSSEC	⚠️ Not signed
A	8.129.160.205^{🇨🇳 Alibaba-Cloud8.129.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
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,}
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`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=1786017454

Same first word

ip51.com

ip51.cn

Similar names

51ip.app

51pi.com

pi15.com

1ip5.com

15ip.top

51ip.cc

ip15.com

51ip.top

51ip.com

51pi.cn

15pi.com

ip15.net

DNS History

15 records (3 active, 12 former)

○NSdns1.iidns.com2015-11-22 → 2016-03-13 · 4 obs

● 2015-11-22 01:43:22
● 2016-03-13 15:42:36
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

●NSdns10.hichina.com2026-06-01 → 2026-08-06 · 3 obs

○ 2019-04-10 08:52:42
● 2026-06-01 18:01:44
● 2026-08-06 12:14:46

○NSdns2.iidns.com2015-11-22 → 2016-03-13 · 4 obs

● 2015-11-22 01:43:22
● 2016-03-13 15:42:36
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

○NSdns3.iidns.com2015-11-22 → 2016-03-13 · 4 obs

● 2015-11-22 01:43:22
● 2016-03-13 15:42:36
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

○NSdns4.iidns.com2015-11-22 → 2016-03-13 · 4 obs

● 2015-11-22 01:43:22
● 2016-03-13 15:42:36
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

○NSdns5.iidns.com2015-11-22 → 2016-03-13 · 4 obs

● 2015-11-22 01:43:22
● 2016-03-13 15:42:36
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

○NSdns6.iidns.com2015-11-22 → 2016-03-13 · 4 obs

● 2015-11-22 01:43:22
● 2016-03-13 15:42:36
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

●NSdns9.hichina.com2026-06-01 → 2026-08-06 · 3 obs

○ 2019-04-10 08:52:42
● 2026-06-01 18:01:44
● 2026-08-06 12:14:46

○NSwww.ip51.com2019-04-10 → 2019-04-10 · 4 obs

○ 2016-03-13 15:42:36
● 2019-04-10 08:52:42
○ 2026-06-01 18:01:44
○ 2026-08-06 12:14:46

○A203.88.164.1652015-07-20 → 2015-11-22 · 4 obs

● 2015-07-20 16:34:12
● 2015-11-22 01:43:22
○ 2017-02-14 13:02:20
○ 2026-08-06 12:14:46

○A203.88.164.1812015-07-20 → 2015-07-20 · 3 obs

● 2015-07-20 16:34:12
○ 2017-02-14 13:02:20
○ 2026-08-06 12:14:46

○A210.209.125.1572017-02-14 → 2017-02-14 · 4 obs

○ 2015-11-22 01:43:22
● 2017-02-14 13:02:20
○ 2019-04-10 08:52:42
○ 2026-08-06 12:14:46

●A8.129.160.2052026-06-01 → 2026-08-06 · 3 obs

○ 2019-04-10 08:52:42
● 2026-06-01 18:01:44
● 2026-08-06 12:14:46

○CNAMEi.dcoin.co2019-04-10 → 2019-04-10 · 4 obs

○ 2017-02-14 13:02:20
● 2019-04-10 08:52:42
○ 2026-06-01 18:01:44
○ 2026-08-06 12:14:46

○CNAMEiplm.net2015-07-20 → 2016-03-13 · 4 obs

● 2015-07-20 16:34:12
● 2016-03-13 15:42:36
○ 2017-02-14 13:02:20
○ 2026-08-06 12:14:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net...	-
ip51.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:2408:4009:501::17

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ip51.com (unsigned zone)

⏱️ Timing

Total: 2655ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`8.129.160.205`
NS	2	`dns10.hichina.com, dns9.hichina.com`
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

ip51.com directs to one IP number, which is 8.129.160.205.

Name Servers

ip51.com is delegated to two name servers: dns10.hichina.com and dns9.hichina.com.

ip51.com has the same name server delegation as a number of other domains, such as dimingtx.com, gps218.com, hebeifuda.com and two more.

There is an overlap in name servers between ip51.com and other domains, for example gaow.cn, credit-china.org and tianou.cn

Host names resolving to 9 IP numbers:

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

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