`51jup.com`

DNSSEC	⚠️ Not signed
A	168.76.254.167^{🇿🇦 ASLINE-AS-AP168.76.254.0/24 Proxy-registered route object}
NS	`ns1.julydns.com` ⭐
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns2.julydns.com`
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1772722302

`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=1776167022

Subdomains

android.51jup.com

xn24.51jup.com

sss24.51jup.com

www.51jup.com

Same first word

51jup.com

DNS History

5 records (3 active, 2 former)

○NSdns15.hichina.com2018-12-02 → 2018-12-02 · 3 obs

● 2018-12-02 22:03:58
○ 2026-03-27 20:29:46
○ 2026-04-14 12:05:34

○NSdns16.hichina.com2018-12-02 → 2018-12-02 · 3 obs

● 2018-12-02 22:03:58
○ 2026-03-27 20:29:46
○ 2026-04-14 12:05:34

●NSns1.julydns.com2026-03-27 → 2026-04-14 · 3 obs

○ 2018-12-02 22:03:58
● 2026-03-27 20:29:46
● 2026-04-14 12:05:34

●NSns2.julydns.com2026-03-27 → 2026-04-14 · 3 obs

○ 2018-12-02 22:03:58
● 2026-03-27 20:29:46
● 2026-04-14 12:05:34

●A168.76.254.1672026-03-27 → 2026-04-14 · 2 obs

● 2026-03-27 20:29:46
● 2026-04-14 12:05:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
51jup.com	ns1.julydns.com, ns2.julydns.com	2 records

✅ Authoritative Response

Server:162.159.48.223

NS records: ns1.julydns.com, ns2.julydns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 369ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.76.254.167`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.julydns.com, ns2.julydns.com)

Analysis

Hierarchy

51jup.com is a parent of android.51jup.com, xn24.51jup.com, sss24.51jup.com and www.51jup.com.

IP Addresses

51jup.com resolves to one IP number: 168.76.254.167.

Other host names, for instance blog.zzygaokao.com, lankaitech.com, txshsj.com, 323qingshi.com and longquanyejin.com share IP numbers with 51jup.com.

Name Servers

51jup.com's delegation uses two name servers: ns1.julydns.com and ns2.julydns.com.

51jup.com uses the same name server setup as other domains, such as le-clavier.com, shengguowang.com, smngd.com, cczart.cn and 9chkf.com.

51jup.com at least partially shares name servers with other domains, including jitanyaxuan.com, wangcan8.com, 176916.com, arjextrailerparts.com and cafedetapperij.com.

These name servers are often used with ns1.judns.com and ns2.judns.com.

Host names with a single IP address: ns1.julydns.com points to 47.97.51.45; ns2.julydns.com points to 162.159.48.223.

51jup.com - robtex.com

51jup.com

com