`java51.com`

DNSSEC	⚠️ Not signed
A	222.167.240.104^{🇭🇰 PEGTECHINC222.167.224.0/19 PEG TECH INC}
NS	`ns7.alidns.com` ⭐
		A	2408:4009:501::3^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.47^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.57^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.207^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.217^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.47^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.57^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.117^{🇨🇳 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	139.224.142.127^{🇨🇳 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	`ns8.alidns.com`
		A	2408:4009:501::4^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.48^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.58^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.208^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.218^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.48^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.58^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.101^{🇨🇳 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	139.224.142.118^{🇨🇳 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	`ns7.alidns.com`hostmaster@hichina.com 2026-01-16 #15

`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=1771291435

Same first word

java51.com

Similar names

51java.net

51java.com

DNS History

5 records (3 active, 2 former)

●NSns7.alidns.com2026-02-17 → 2026-02-25 · 2 obs

● 2026-02-17 06:40:08
● 2026-02-25 21:29:32

●NSns8.alidns.com2026-02-17 → 2026-02-25 · 2 obs

● 2026-02-17 06:40:08
● 2026-02-25 21:29:32

○A104.148.25.392017-02-19 → 2017-02-19 · 4 obs

○ 2016-07-21 15:01:10
● 2017-02-19 22:30:32
○ 2026-02-17 06:40:08
○ 2026-02-25 21:29:32

○A203.171.225.342015-05-16 → 2016-04-01 · 4 obs

● 2015-05-16 17:34:28
● 2016-04-01 02:05:56
○ 2016-07-21 15:01:10
○ 2026-02-25 21:29:32

●A222.167.240.1042026-02-17 → 2026-02-25 · 3 obs

○ 2017-02-19 22:30:32
● 2026-02-17 06:40:08
● 2026-02-25 21:29:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
java51.com	ns7.alidns.com, ns8.alidns.com	18 records

✅ Authoritative Response

Server: 120.76.107.48

NS records: ns7.alidns.com, ns8.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for java51.com (unsigned zone)

⏱️ Timing

Total: 1277ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`222.167.240.104`
NS	2	`ns8.alidns.com, ns7.alidns.com`
SOA	1	`ns7.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns7.alidns.com, ns7.alidns.com, ns7.alidns.com...)

AI analysis

java51.com maps to IP address 222.167.240.104.

Other host names, for example, nh263.com share IP numbers with java51.com.

Two name servers ns7.alidns.com and ns8.alidns.com are delegated to java51.com.

java51.com uses the same name server configuration as other domains, such as wanda888.cn, 101f.games, f9229738c2d626e8.com, tgbvdcsx.cc and gaunhastaneleri.com.

java51.com at least partially shares name servers with other domains such as yctuliao.com, ciccus.org, codeoom.com, laitoubao.com and sutieint.com.

These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.

Two hosts with nine IPs each:

Host ns7.alidns.com points to 2408:4009:501::3, 39.96.153.47, 39.96.153.57, 47.118.199.207, 47.118.199.217, 120.76.107.47, 120.76.107.57, 139.224.142.117 and 139.224.142.127.

Host ns8.alidns.com points to 2408:4009:501::4, 39.96.153.48, 39.96.153.58, 47.118.199.208, 47.118.199.218, 120.76.107.48, 120.76.107.58, 139.224.142.101 and 139.224.142.118.

java51.com - robtex.com

java51.com

com