`u-disk.net`

DNSSEC	⚠️ Not signed
A	154.194.253.194^{🇲🇾 ANSHENG-AS-AP154.194.253.0/24 LANDUI CLOUD COMPUTING (HK) LIMITED}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		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=1752148093

`net`

	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=1774417987

Subdomains

www.u-disk.net

Same first word

u-disk.ru

u-disk.net

Similar names

u-kids.jp

sku-id.com

id-kus.com

kids-u.com

DNS History

13 records (5 active, 8 former)

○NSdns.bizcn.com2007-09-22 → 2007-09-22 · 3 obs

● 2007-09-22 04:40:22
○ 2015-08-25 12:39:06
○ 2026-03-25 05:53:58

○NSf1g1ns1.dnspod.net2015-08-25 → 2017-08-20 · 5 obs

○ 2007-09-22 04:40:22
● 2015-08-25 12:39:06
● 2017-08-20 18:58:44
○ 2026-03-23 00:56:12
○ 2026-03-25 05:53:58

○NSf1g1ns2.dnspod.net2015-08-25 → 2017-08-20 · 5 obs

○ 2007-09-22 04:40:22
● 2015-08-25 12:39:06
● 2017-08-20 18:58:44
○ 2026-03-23 00:56:12
○ 2026-03-25 05:53:58

●NSns1.judns.com2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-20 18:58:44
● 2026-03-23 00:56:12
● 2026-03-25 05:53:58

●NSns1.julydns.com2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-20 18:58:44
● 2026-03-23 00:56:12
● 2026-03-25 05:53:58

●NSns2.judns.com2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-20 18:58:44
● 2026-03-23 00:56:12
● 2026-03-25 05:53:58

●NSns2.julydns.com2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-20 18:58:44
● 2026-03-23 00:56:12
● 2026-03-25 05:53:58

○MXmail.u-disk.net2007-09-22 → 2007-09-22 · 3 obs

● 2007-09-22 04:40:22
○ 2015-08-25 12:39:06
○ 2026-03-25 05:53:58

○MXvipmail.yiqibao.com2017-08-20 → 2017-08-20 · 4 obs

○ 2015-08-25 12:39:06
● 2017-08-20 18:58:44
○ 2026-03-23 00:56:12
○ 2026-03-25 05:53:58

○A104.222.234.892017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-10 17:37:40
● 2017-08-20 18:58:44
○ 2026-03-23 00:56:12
○ 2026-03-25 05:53:58

●A154.194.253.1942026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-20 18:58:44
● 2026-03-23 00:56:12
● 2026-03-25 05:53:58

○A222.73.10.2082007-09-22 → 2007-09-22 · 3 obs

● 2007-09-22 04:40:22
○ 2015-08-25 12:39:06
○ 2026-03-25 05:53:58

○A64.214.183.182015-08-25 → 2016-03-10 · 5 obs

○ 2007-09-22 04:40:22
● 2015-08-25 12:39:06
● 2016-03-10 17:37:40
○ 2017-08-20 18:58:44
○ 2026-03-25 05:53:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net...	-
u-disk.net	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:47.97.51.45

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for u-disk.net (unsigned zone)

⏱️ Timing

Total: 1181ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.194.253.194`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

Hierarchy

The parent of www.u-disk.net is u-disk.net.

IP Addresses

u-disk.net points to an IP address: 154.194.253.194.

other host names include essayau.com, 55zc.com.cn, szjysy.com, bwip.cn and idc218.com; they share IP numbers with u-disk.net.

Name Servers

u-disk.net delegates to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

u-disk.net at least partially shares name servers with other domains, for instance xeeyoung.cn, psjundesign.com, nstkex.cn, wozui.cn and guoqingqing.cn.