ufk.cn - dns.ninja

`ufk.cn`

DNSSEC	⚠️ Not signed
A	104.233.244.9^{🇺🇸 PEGTECHINC104.233.244.0/23}
NS	`ns1.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}
NS	`ns1.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.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=1774193831

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035014186

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DNS History

34 records (5 active, 29 former)

○NSdns1.iidns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2015-11-09 00:54:10
○ 2026-07-07 15:26:34

○NSdns13.hichina.com2021-08-15 → 2021-08-15 · 4 obs

○ 2016-07-17 13:23:26
● 2021-08-15 22:22:48
○ 2026-06-04 15:49:20
○ 2026-07-07 15:26:34

○NSdns14.hichina.com2021-08-15 → 2021-08-15 · 4 obs

○ 2016-07-17 13:23:26
● 2021-08-15 22:22:48
○ 2026-06-04 15:49:20
○ 2026-07-07 15:26:34

○NSdns2.iidns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2015-11-09 00:54:10
○ 2026-07-07 15:26:34

○NSdns3.iidns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2015-11-09 00:54:10
○ 2026-07-07 15:26:34

○NSdns4.iidns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2015-11-09 00:54:10
○ 2026-07-07 15:26:34

○NSdns5.iidns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2015-11-09 00:54:10
○ 2026-07-07 15:26:34

○NSdns6.iidns.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2015-11-09 00:54:10
○ 2026-07-07 15:26:34

○NSns1.22.cn2015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

●NSns1.judns.com2026-06-04 → 2026-07-07 · 3 obs

○ 2021-08-15 22:22:48
● 2026-06-04 15:49:20
● 2026-07-07 15:26:34

●NSns1.julydns.com2026-06-04 → 2026-07-07 · 3 obs

○ 2021-08-15 22:22:48
● 2026-06-04 15:49:20
● 2026-07-07 15:26:34

○NSns1.myhostadmin.net2016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○NSns2.22.cn2015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

●NSns2.judns.com2026-06-04 → 2026-07-07 · 3 obs

○ 2021-08-15 22:22:48
● 2026-06-04 15:49:20
● 2026-07-07 15:26:34

●NSns2.julydns.com2026-06-04 → 2026-07-07 · 3 obs

○ 2021-08-15 22:22:48
● 2026-06-04 15:49:20
● 2026-07-07 15:26:34

○NSns2.myhostadmin.net2016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○NSns3.22.cn2015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

○NSns3.myhostadmin.net2016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○NSns4.22.cn2015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

○NSns4.myhostadmin.net2016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○NSns5.myhostadmin.net2016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○NSns6.myhostadmin.net2016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○MXmxdomain.qq.com2021-08-15 → 2021-08-15 · 3 obs

● 2021-08-15 22:22:48
○ 2026-06-04 15:49:20
○ 2026-07-07 15:26:34

●A104.233.244.92026-06-04 → 2026-07-07 · 3 obs

○ 2021-08-15 22:22:48
● 2026-06-04 15:49:20
● 2026-07-07 15:26:34

○A107.167.19.672015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

○A107.167.19.682015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

○A107.167.19.692015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

○A107.167.19.702015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-19 18:37:34
● 2015-11-09 00:54:10
○ 2016-07-17 13:23:26
○ 2026-07-07 15:26:34

○A107.167.19.742016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○A107.167.19.752016-07-17 → 2016-07-17 · 4 obs

○ 2015-11-09 00:54:10
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

○A121.42.96.1952021-08-15 → 2021-08-15 · 4 obs

○ 2016-07-17 13:23:26
● 2021-08-15 22:22:48
○ 2026-06-04 15:49:20
○ 2026-07-07 15:26:34

○A198.148.92.872015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2026-06-04 15:49:20
○ 2026-07-07 15:26:34

○A198.148.92.882015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:37:34
○ 2026-06-04 15:49:20
○ 2026-07-07 15:26:34

○CNAMEcs.ename.net2015-06-19 → 2016-07-17 · 4 obs

● 2015-06-19 18:37:34
● 2016-07-17 13:23:26
○ 2021-08-15 22:22:48
○ 2026-07-07 15:26:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn...	-
ufk.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ufk.cn (unsigned zone)

⏱️ Timing

Total: 3040ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.233.244.9`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

IP Addresses

ufk.cn has exactly one IP address — 104.233.244.9.

zhongdunh.com, axi.com.cn, jsgrand.com plus two other host names have IP numbers in common with ufk.cn.

Name Servers

Four name servers handle the delegation for ufk.cn: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

There is at least partial name server overlap between ufk.cn and other domains — xiaole100.com, sinbaa.cn, ami-autographs.com and two more among them.

These name servers tend to appear in combination with the name servers ns1.onclouddns.com, ns2.onclouddns.com, jm1.dns.com and jm2.dns.com.

ns1.judns.com and ns2.judns.com share the IP address 162.159.27.251; ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223.

ns1.judns.com along with ns2.judns.com each resolve to 162.159.27.251 IP addresses.

ns1.julydns.com along with ns2.julydns.com each resolve to 162.159.48.223 IP addresses.