`cn01.net`

	CNAME	`ftp.d128.163ns.cn`
	DNSSEC	⚠️ Not signed
	A	221.231.138.119^{🇨🇳 CHINATELECOM-JIANGSU-NANJING-IDC221.231.136.0/21 CTJS NJ-IDC}

`net`

	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=1777182567

Previously NS for

www.cn01.net

Subdomains

www.cn01.net

Same first word

cn01.me

cn01.net

cn01.cn

cn01.com

Similar names

01cn.com

nc01.net

c10n.com

n1c0.de

01nc.com

cn10.com.br

10nc.com

c10n.net

n1c0.es

cn10.pages.dev

01cn.cc

cn10.com.cn

cn10.de

c10n.info

cn10.cn

10cn.net

nc10.net

1c0n.com

c01n.com

01nc.top

DNS History

8 records (5 active, 3 former)

●NSdns.4cun.com2015-05-29 → 2026-04-26 · 2 obs

● 2015-05-29 17:13:08
● 2026-04-26 05:55:28

●NSdns1.4cun.com2026-04-21 → 2026-04-26 · 3 obs

○ 2015-05-29 17:13:08
● 2026-04-21 03:15:26
● 2026-04-26 05:55:28

●NSdns2.4cun.com2026-04-21 → 2026-04-26 · 3 obs

○ 2015-05-29 17:13:08
● 2026-04-21 03:15:26
● 2026-04-26 05:55:28

●MXmx2.4cun.com2015-05-29 → 2026-04-26 · 2 obs

● 2015-05-29 17:13:08
● 2026-04-26 05:55:28

○A205.164.14.782015-12-21 → 2015-12-21 · 4 obs

○ 2015-10-21 04:40:24
● 2015-12-21 01:59:54
○ 2016-01-12 13:56:20
○ 2026-04-26 05:55:28

○A222.73.10.782015-05-29 → 2016-09-21 · 7 obs

● 2015-05-29 17:13:08
● 2015-10-21 04:40:24
○ 2015-12-21 01:59:54
● 2016-01-12 13:56:20
● 2016-09-21 03:19:04
○ 2017-06-17 19:25:40
○ 2026-04-26 05:55:28

○A61.152.93.452017-06-17 → 2017-06-17 · 4 obs

○ 2016-09-21 03:19:04
● 2017-06-17 19:25:40
○ 2026-04-21 03:15:26
○ 2026-04-26 05:55:28

●CNAMEftp.d128.163ns.cn2026-04-21 → 2026-04-26 · 2 obs

● 2026-04-21 03:15:26
● 2026-04-26 05:55:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cn01.net	dns1.4cun.com, dns2.4cun.com	-

✅ Authoritative Response

Server:61.172.183.74

NS records: dns1.4cun.com, dns2.4cun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cn01.net (unsigned zone)

⏱️ Timing

Total: 1444ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	1	`mx2.4cun.com (pri: 10)`
CNAME	1	`ftp.d128.163ns.cn`
SOA	1	`dns.4cun.com admin.cn01.net`

Analysis

Hierarchy

cn01.net is the parent of www.cn01.net.

IP Addresses

cn01.net resolves to a single IP address: 221.231.138.119.

Other host names including ftp.d185.163ns.cn, ftp.t5.163ns.cn, ftp.e11.163ns.cn, www.fbyufu.com and fbyufu.com share IP numbers with cn01.net.

cn01.net - robtex.com

cn01.net

net