`7758cool.cn`

DNSSEC	⚠️ Not signed
A	177.211.127.249^{🇧🇷 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=1774690275

`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=2034729751

Subdomains

www.7758cool.cn

Same first word

7758cool.cn

DNS History

10 records (3 active, 7 former)

●NSdm1.longmingdns.com2026-03-24 → 2026-04-29 · 3 obs

○ 2018-06-24 01:14:38
● 2026-03-24 21:20:04
● 2026-04-29 16:22:46

●NSdm2.longmingdns.com2026-03-24 → 2026-04-29 · 3 obs

○ 2018-06-24 01:14:38
● 2026-03-24 21:20:04
● 2026-04-29 16:22:46

○NSns1.alidns.com2015-10-20 → 2016-12-26 · 4 obs

● 2015-10-20 13:23:24
● 2016-12-26 13:31:08
○ 2018-06-24 01:14:38
○ 2026-04-29 16:22:46

○NSns2.alidns.com2015-10-20 → 2016-12-26 · 4 obs

● 2015-10-20 13:23:24
● 2016-12-26 13:31:08
○ 2018-06-24 01:14:38
○ 2026-04-29 16:22:46

○MXmail.skrimple.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:02:40
○ 2015-10-20 13:23:24
○ 2026-04-29 16:22:46

○A124.16.31.1522015-10-20 → 2016-12-26 · 5 obs

○ 2015-05-30 20:02:40
● 2015-10-20 13:23:24
● 2016-12-26 13:31:08
○ 2018-06-24 01:14:38
○ 2026-04-29 16:22:46

○A156.235.203.2492026-03-24 → 2026-03-24 · 4 obs

○ 2018-06-24 01:14:38
● 2026-03-24 21:20:04
○ 2026-04-18 03:22:20
○ 2026-04-29 16:22:46

●A177.211.127.2492026-04-18 → 2026-04-29 · 3 obs

○ 2026-03-24 21:20:04
● 2026-04-18 03:22:20
● 2026-04-29 16:22:46

○A205.164.14.672015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:02:40
○ 2016-12-26 13:31:08
○ 2026-04-29 16:22:46

○A205.164.14.762015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:02:40
○ 2015-10-20 13:23:24
○ 2026-04-29 16:22:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
7758cool.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 7758cool.cn (unsigned zone)

⏱️ Timing

Total: 4769ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.211.127.249`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

Hierarchy

7758cool.cn is a parent of www.7758cool.cn.

IP Addresses

7758cool.cn points to a single IP number: 177.211.127.249.

Other host names, for instance shmjh.cn, eump.cn, aiaen.cn and 97kxw.com.cn share IP numbers with 7758cool.cn.

Name Servers

Delegation for 7758cool.cn rests with two name servers, dm1.longmingdns.com and dm2.longmingdns.com.

7758cool.cn shares the same name server setup as other domains, including clickshop.cn, 56860.cn, jzz183.cn, showina.cn and smapro.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.

7758cool.cn - robtex.com

7758cool.cn

cn