`51plas.com`

DNSSEC	⚠️ Not signed
A	218.5.79.36^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}
NS	`ns1.cnolnic.com` ⭐
		A	240c:4082:0:5d01::4^{🇨🇳 Baidu240c:4082::/32}
		A	106.12.208.18^{🇨🇳 Baidu106.12.208.0/20 AS38365}
		A	218.5.79.117^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}
NS	`ns2.cnolnic.com`
		A	240c:4082:0:5d01::5^{🇨🇳 Baidu240c:4082::/32}
		A	106.12.205.190^{🇨🇳 Baidu106.12.192.0/20 AS38365}
		A	218.5.79.98^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}
SOA	`ns1.cnolnic.com`root@cnolnic.net 2006-11-24 #1

`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=1775150542

Subdomains

www.51plas.com

Same first word

51plas.com

DNS History

5 records (3 active, 2 former)

●NSns1.cnolnic.com2015-06-07 → 2026-04-02 · 2 obs

● 2015-06-07 01:25:30
● 2026-04-02 17:40:48

●NSns2.cnolnic.com2015-06-07 → 2026-04-02 · 2 obs

● 2015-06-07 01:25:30
● 2026-04-02 17:40:48

○MXmx140c.cnm.cn2015-06-07 → 2017-04-03 · 4 obs

● 2015-06-07 01:25:30
● 2017-04-03 08:34:06
○ 2026-02-17 23:51:50
○ 2026-04-02 17:40:48

●A218.5.79.362016-09-10 → 2026-04-02 · 3 obs

○ 2016-04-04 21:46:04
● 2016-09-10 06:55:42
● 2026-04-02 17:40:48

○A218.5.79.552015-06-07 → 2016-04-04 · 4 obs

● 2015-06-07 01:25:30
● 2016-04-04 21:46:04
○ 2016-09-10 06:55:42
○ 2026-04-02 17:40:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...	-
51plas.com	ns1.cnolnic.com, ns2.cnolnic.com	6 records

✅ Authoritative Response

Server:106.12.205.190

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 504ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`218.5.79.36`
NS	2	`ns2.cnolnic.com, ns1.cnolnic.com`
SOA	1	`ns1.cnolnic.com root.cnolnic.net`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.cnolnic.com, ns1.cnolnic.com, ns1.cnolnic.com...)

Analysis

Hierarchy

51plas.com is the parent of www.51plas.com.

IP Addresses

51plas.com points to a single IP number: 218.5.79.36.

other host names for instance www.51plas.com, taokula.com, fandei.net, fyysl.com and aec-industry.com share IP numbers with 51plas.com.

Name Servers

51plas.com is delegated to two name servers: ns1.cnolnic.com and ns2.cnolnic.com.

51plas.com shares the same name server setup as other domains, for example cn956.net, alandsplastics.com, sailsoft.net, gmhch.com and yhyx.cn.

Host names with three IP numbers:

ns1.cnolnic.com points to: 240c:4082:0:5d01::4, 106.12.208.18 and 218.5.79.117.

ns2.cnolnic.com points to: 240c:4082:0:5d01::5, 106.12.205.190 and 218.5.79.98.

51plas.com - robtex.com

51plas.com

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