`0551hf.cn`

DNSSEC	⚠️ Not signed
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	`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	`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}

`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=2034787960

Same first word

0551hf.cn

Similar names

0551fh.com

DNS History

17 records (4 active, 13 former)

○NSn319.ns.yunjiasu.com2016-09-24 → 2016-09-24 · 4 obs

○ 2016-04-10 19:17:36
● 2016-09-24 06:14:40
○ 2017-08-30 12:27:58
○ 2026-05-13 16:57:56

○NSn3385.ns.yunjiasu.com2016-09-24 → 2016-09-24 · 4 obs

○ 2016-04-10 19:17:36
● 2016-09-24 06:14:40
○ 2017-08-30 12:27:58
○ 2026-05-13 16:57:56

●NSns1.judns.com2026-03-26 → 2026-05-13 · 3 obs

○ 2017-08-30 12:27:58
● 2026-03-26 22:54:26
● 2026-05-13 16:57:56

●NSns1.julydns.com2026-03-26 → 2026-05-13 · 3 obs

○ 2017-08-30 12:27:58
● 2026-03-26 22:54:26
● 2026-05-13 16:57:56

○NSns11.xincache.com2017-08-30 → 2017-08-30 · 4 obs

○ 2016-09-24 06:14:40
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

○NSns12.xincache.com2017-08-30 → 2017-08-30 · 4 obs

○ 2016-09-24 06:14:40
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

○NSns19.xincache.com2015-05-17 → 2017-08-30 · 6 obs

● 2015-05-17 13:46:22
● 2016-04-10 19:17:36
○ 2016-09-24 06:14:40
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

●NSns2.judns.com2026-03-26 → 2026-05-13 · 3 obs

○ 2017-08-30 12:27:58
● 2026-03-26 22:54:26
● 2026-05-13 16:57:56

●NSns2.julydns.com2026-03-26 → 2026-05-13 · 3 obs

○ 2017-08-30 12:27:58
● 2026-03-26 22:54:26
● 2026-05-13 16:57:56

○NSns20.xincache.com2015-05-17 → 2017-08-30 · 6 obs

● 2015-05-17 13:46:22
● 2016-04-10 19:17:36
○ 2016-09-24 06:14:40
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

○MXmxbiz1.qq.com2015-05-17 → 2017-08-30 · 4 obs

● 2015-05-17 13:46:22
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

○MXmxbiz2.qq.com2015-05-17 → 2017-08-30 · 4 obs

● 2015-05-17 13:46:22
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

○A103.21.143.2022017-08-30 → 2017-08-30 · 4 obs

○ 2016-09-24 06:14:40
● 2017-08-30 12:27:58
○ 2026-03-26 22:54:26
○ 2026-05-13 16:57:56

○A113.11.213.172015-10-26 → 2016-04-10 · 5 obs

○ 2015-05-17 13:46:22
● 2015-10-26 13:19:56
● 2016-04-10 19:17:36
○ 2016-09-24 06:14:40
○ 2026-05-13 16:57:56

○A119.90.13.1012015-05-17 → 2015-05-17 · 3 obs

● 2015-05-17 13:46:22
○ 2015-10-26 13:19:56
○ 2026-05-13 16:57:56

○A162.159.208.312016-09-24 → 2016-09-24 · 4 obs

○ 2016-04-10 19:17:36
● 2016-09-24 06:14:40
○ 2017-08-30 12:27:58
○ 2026-05-13 16:57:56

○A162.159.209.312016-09-24 → 2016-09-24 · 4 obs

○ 2016-04-10 19:17:36
● 2016-09-24 06:14:40
○ 2017-08-30 12:27:58
○ 2026-05-13 16:57:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn...	-
0551hf.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 0551hf.cn (unsigned zone)

⏱️ Timing

Total: 3031ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`

Analysis

Name Servers

0551hf.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

0551hf.cn at least partially shares name servers with other domains, for instance fordamc.com, huaxiags.com, zzxyht.com, huipark.com and tccqlxs.cn.