`dn900.com`

DNSSEC	⚠️ Not signed
A	43.228.76.236^{🇨🇳 CHINANET-YUNNAN-IDC143.228.76.0/22 Chinanet ChengDu Network}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
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}
			PTR	`ip-162-159-27-251.defastlink.net`
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}
			PTR	`ip-162-159-48-223.defastlink.net`
SOA	`ns1.julydns.com`master@jmdns.com serial=1726062831

`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

dn900.com

DNS History

12 records (5 active, 7 former)

○NSns.cnkuai.cn2015-08-07 → 2017-02-19 · 7 obs

● 2015-08-07 00:31:24
● 2015-12-03 02:51:04
○ 2016-01-10 17:44:30
● 2016-01-26 05:57:50
● 2017-02-19 07:42:58
○ 2026-02-20 22:46:56
○ 2026-03-21 08:13:32

○NSns.cnkuai.com2015-12-03 → 2016-01-26 · 5 obs

○ 2015-08-07 00:31:24
● 2015-12-03 02:51:04
● 2016-01-26 05:57:50
○ 2016-04-23 02:25:44
○ 2026-03-21 08:13:32

●NSns1.judns.com2026-02-20 → 2026-03-21 · 3 obs

○ 2017-02-19 07:42:58
● 2026-02-20 22:46:56
● 2026-03-21 08:13:32

●NSns1.julydns.com2026-02-20 → 2026-03-21 · 3 obs

○ 2017-02-19 07:42:58
● 2026-02-20 22:46:56
● 2026-03-21 08:13:32

○NSns2.cnkuai.com2015-08-07 → 2016-01-10 · 5 obs

● 2015-08-07 00:31:24
○ 2015-12-03 02:51:04
● 2016-01-10 17:44:30
○ 2016-01-26 05:57:50
○ 2026-03-21 08:13:32

●NSns2.judns.com2026-02-20 → 2026-03-21 · 3 obs

○ 2017-02-19 07:42:58
● 2026-02-20 22:46:56
● 2026-03-21 08:13:32

●NSns2.julydns.com2026-02-20 → 2026-03-21 · 3 obs

○ 2017-02-19 07:42:58
● 2026-02-20 22:46:56
● 2026-03-21 08:13:32

○NSns3.cnkuai.cn2017-02-19 → 2017-02-19 · 4 obs

○ 2016-04-23 02:25:44
● 2017-02-19 07:42:58
○ 2026-02-20 22:46:56
○ 2026-03-21 08:13:32

○NSns3.cnkuai.com2015-08-07 → 2015-08-07 · 3 obs

● 2015-08-07 00:31:24
○ 2015-12-03 02:51:04
○ 2026-03-21 08:13:32

●A43.228.76.2362026-02-20 → 2026-03-21 · 3 obs

○ 2017-02-19 07:42:58
● 2026-02-20 22:46:56
● 2026-03-21 08:13:32

○A47.90.32.712017-02-19 → 2017-02-19 · 4 obs

○ 2016-04-23 02:25:44
● 2017-02-19 07:42:58
○ 2026-02-20 22:46:56
○ 2026-03-21 08:13:32

○A58.96.186.1322015-08-07 → 2016-04-23 · 4 obs

● 2015-08-07 00:31:24
● 2016-04-23 02:25:44
○ 2017-02-19 07:42:58
○ 2026-03-21 08:13:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
dn900.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server: 162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dn900.com (unsigned zone)

⏱️ Timing

Total: 525ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.228.76.236`
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.judns.com, ns2.judns.com)

Analysis

IP Addresses

dn900.com points to a single IP address: 43.228.76.236.

Other host names such as www.yimeiju.net, jyxtax.com, 180wang.com, szjinjifeng.com and cppshare.com share IP numbers with dn900.com.

Name Servers

dn900.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

At least part of the name servers for dn900.com are shared with other domains, for instance deemons.cn, hepfo.com, xinangl.com, antheaml.com and 51hxp.com.