`51zsf.com`

	CNAME	`going.tocname.com`
	DNSSEC	⚠️ Not signed
	A	103.135.33.179^{🇭🇰 CNSERVERSLLC103.135.33.0/24 HK}
	A	103.135.33.180^{🇭🇰 CNSERVERSLLC103.135.33.0/24 HK}
	A	103.135.33.181^{🇭🇰 CNSERVERSLLC103.135.33.0/24 HK}

`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=1774739442

Subdomains

rentiyishu.51zsf.com

Same first word

51zsf.com

Similar names

51sfz.com

51zfs.com

zfs51.com

DNS History

9 records (3 active, 6 former)

●NSa.share-dns.com2026-03-28 → 2026-03-28 · 2 obs

○ 2020-03-11 08:22:08
● 2026-03-28 23:17:36

●NSb.share-dns.net2026-03-28 → 2026-03-28 · 2 obs

○ 2020-03-11 08:22:08
● 2026-03-28 23:17:36

○NSdns10.hichina.com2017-03-18 → 2020-03-11 · 3 obs

● 2017-03-18 17:57:02
● 2020-03-11 08:22:08
○ 2026-03-28 23:17:36

○NSdns9.hichina.com2017-03-18 → 2020-03-11 · 3 obs

● 2017-03-18 17:57:02
● 2020-03-11 08:22:08
○ 2026-03-28 23:17:36

○MXmail.skrimple.com2016-06-20 → 2016-06-20 · 3 obs

● 2016-06-20 17:40:28
○ 2017-03-18 17:57:02
○ 2026-03-28 23:17:36

○A110.42.8.1282020-03-11 → 2020-03-11 · 3 obs

○ 2017-03-18 17:57:02
● 2020-03-11 08:22:08
○ 2026-03-28 23:17:36

○A69.46.84.522016-06-20 → 2016-06-20 · 3 obs

● 2016-06-20 17:40:28
○ 2017-03-18 17:57:02
○ 2026-03-28 23:17:36

●CNAMEgoing.tocname.com2026-03-28 → 2026-03-28 · 1 obs

● 2026-03-28 23:17:36

○CNAMEhk.newcname.com2026-03-28 → 2026-03-28 · 1 obs

○ 2026-03-28 23:17:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
51zsf.com	a.share-dns.com, b.share-dns.net	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: a.share-dns.com, b.share-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 113ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.share-dns.com, b.share-dns.net`
CNAME	1	`going.tocname.com`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

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

Analysis

Hierarchy

The parent of rentiyishu.51zsf.com is 51zsf.com.

IP Addresses

51zsf.com points to three IPs: 103.135.33.179, 103.135.33.180 and 103.135.33.181.

Other host names, for instance going.tocname.com, share IP numbers with 51zsf.com.

51zsf.com - robtex.com

51zsf.com

com