`u2988.cn`

DNSSEC	⚠️ Not signed
A	154.80.170.29^{🇭🇰 DXTL-HK154.80.160.0/20 Proxy-registered route object}
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=1774437882

`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=2034715988

Same first word

u2988.cn

DNS History

4 records (3 active, 1 former)

●NSdm1.longmingdns.com2026-03-12 → 2026-04-27 · 2 obs

● 2026-03-12 01:00:20
● 2026-04-27 01:39:32

●NSdm2.longmingdns.com2026-03-12 → 2026-04-27 · 2 obs

● 2026-03-12 01:00:20
● 2026-04-27 01:39:32

●A154.80.170.292026-03-28 → 2026-04-27 · 3 obs

○ 2026-03-21 11:27:44
● 2026-03-28 17:09:18
● 2026-04-27 01:39:32

○A45.194.207.2262026-03-12 → 2026-03-21 · 4 obs

● 2026-03-12 01:00:20
● 2026-03-21 11:27:44
○ 2026-03-28 17:09:18
○ 2026-04-27 01:39:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
u2988.cn	dm1.longmingdns.com, dm2.longmingdns.com	-

✅ Authoritative Response

Server:211.99.99.56

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for u2988.cn (unsigned zone)

⏱️ Timing

Total: 1194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.80.170.29`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

u2988.cn resolves to a single IP address: 154.80.170.29.

Other host names such as 77269.cn, anerqi.cn, hcek.cn and www.gtjahf.com.cn share IP numbers with u2988.cn.

Name Servers

u2988.cn's delegation uses two name servers, dm1.longmingdns.com and dm2.longmingdns.com.

u2988.cn shares the same name server setup as other domains, for example 97sezhongge.cn, beibeijiazm.cn, cuteface.cn, redlog.cn and cdeee.cn.

Hosts with two IPs:

dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Hosts with one IP:

dm1.longmingdns.com points to 218.98.111.163.

u2988.cn - robtex.com

u2988.cn

cn