`51szhy.com`

DNSSEC	⚠️ Not signed
A	38.239.163.169^{🇺🇸 HDHK38.239.160.0/20}
NS	`a3.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b3.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1776758697

`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=1778668186

Subdomains

www.51szhy.com

Same first word

51szhy.com

Similar names

51syhz.com

zhsy51.com

DNS History

10 records (5 active, 5 former)

●NSa.share-dns.com2026-04-10 → 2026-05-13 · 3 obs

○ 2017-03-20 12:26:06
● 2026-04-10 02:58:38
● 2026-05-13 10:31:26

○NSa1.share-dns.com2026-04-10 → 2026-04-12 · 4 obs

○ 2017-03-20 12:26:06
● 2026-04-10 02:58:38
● 2026-04-12 16:24:26
○ 2026-05-13 10:31:26

●NSa3.share-dns.com2026-05-13 → 2026-05-13 · 2 obs

○ 2026-04-12 16:24:26
● 2026-05-13 10:31:26

●NSb.share-dns.net2026-04-10 → 2026-05-13 · 3 obs

○ 2017-03-20 12:26:06
● 2026-04-10 02:58:38
● 2026-05-13 10:31:26

○NSb1.share-dns.net2026-04-10 → 2026-04-12 · 4 obs

○ 2017-03-20 12:26:06
● 2026-04-10 02:58:38
● 2026-04-12 16:24:26
○ 2026-05-13 10:31:26

●NSb3.share-dns.net2026-05-13 → 2026-05-13 · 2 obs

○ 2026-04-12 16:24:26
● 2026-05-13 10:31:26

○NSdns25.hichina.com2015-06-26 → 2017-03-20 · 4 obs

● 2015-06-26 23:27:22
● 2017-03-20 12:26:06
○ 2026-04-10 02:58:38
○ 2026-05-13 10:31:26

○NSdns26.hichina.com2015-06-26 → 2017-03-20 · 4 obs

● 2015-06-26 23:27:22
● 2017-03-20 12:26:06
○ 2026-04-10 02:58:38
○ 2026-05-13 10:31:26

●A38.239.163.1692026-05-13 → 2026-05-13 · 2 obs

○ 2026-04-12 16:24:26
● 2026-05-13 10:31:26

○A38.239.174.1522026-04-10 → 2026-04-12 · 3 obs

● 2026-04-10 02:58:38
● 2026-04-12 16:24:26
○ 2026-05-13 10:31:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...	-
51szhy.com	b3.share-dns.net, a3.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b3.share-dns.net, a3.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 424ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.239.163.169`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a3.share-dns.com)

Analysis

Hierarchy

The parent of www.51szhy.com is 51szhy.com.

IP Addresses

51szhy.com points to IP number: 38.239.163.169.

Other host names such as 18khk.com, yrlog.com, aiyuzhijia.com, chongwen1921.com and ysd1.com share IPs with 51szhy.com.

Name Servers

51szhy.com is delegated to four name servers: a3.share-dns.com, a.share-dns.com, b3.share-dns.net and b.share-dns.net.

51szhy.com at least partially shares name servers with other domains, for instance daojiake.cn, gdgzcyt.com, baumerjets.com, micro-c.com and yaakwahlodge.com.