`y501.cn`

DNSSEC	⚠️ Not signed
A	177.211.166.140^{🇧🇷 UNSPECIFIED160.0.0.0/3}
NS	`dm1.longmingdns.com` ⭐
		A	218.98.111.163^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`dm2.longmingdns.com`
		A	183.253.57.197^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.56^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`dm1.longmingdns.com`dnsadmin@longmingdns.com serial=1774354439

`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=2034704887

Same first word

y501.cn

y501.net

Similar names

5y10.com

y105.ru

015y.cn

150y.com

y015.cn

05y1.cc

DNS History

7 records (3 active, 4 former)

●NSdm1.longmingdns.com2026-03-21 → 2026-04-24 · 3 obs

○ 2016-11-25 00:08:24
● 2026-03-21 05:56:38
● 2026-04-24 01:49:10

●NSdm2.longmingdns.com2026-03-21 → 2026-04-24 · 3 obs

○ 2016-11-25 00:08:24
● 2026-03-21 05:56:38
● 2026-04-24 01:49:10

○NSf1g1ns1.dnspod.net2016-11-25 → 2016-11-25 · 3 obs

● 2016-11-25 00:08:24
○ 2026-03-21 05:56:38
○ 2026-04-24 01:49:10

○A154.86.150.182026-03-21 → 2026-04-24 · 2 obs

○ 2026-03-21 05:56:38
○ 2026-04-24 01:49:10

○A156.232.224.1402026-03-21 → 2026-03-21 · 4 obs

○ 2016-11-25 00:08:24
● 2026-03-21 05:56:38
○ 2026-04-24 01:49:08
○ 2026-04-24 01:49:10

●A177.211.166.1402026-04-24 → 2026-04-24 · 3 obs

○ 2026-03-21 05:56:38
● 2026-04-24 01:49:08
● 2026-04-24 01:49:10

○A47.89.59.2332016-11-25 → 2016-11-25 · 3 obs

● 2016-11-25 00:08:24
○ 2026-03-21 05:56:38
○ 2026-04-24 01:49:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn...	-
y501.cn	dm1.longmingdns.com, dm2.longmingdns.com	-

✅ Authoritative Response

Server:218.98.111.163

NS records: dm1.longmingdns.com, dm2.longmingdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for y501.cn (unsigned zone)

⏱️ Timing

Total: 4747ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.211.166.140`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

y501.cn points to a single IP address: 177.211.166.140.

Other host names, for instance 331000.cn, share IP numbers with y501.cn.

Name Servers

Two name servers dm1.longmingdns.com and dm2.longmingdns.com handle the delegation for y501.cn.

y501.cn shares the same name server setup as other domains, for example aiita.cn, yuhuida.cn, shiluzou.cn, dream-expo.cn and 28610.cn.

Host names with two IP numbers:

dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Host names with one IP number:

dm1.longmingdns.com points to 218.98.111.163.

y501.cn - robtex.com

y501.cn

cn