`web-nb.cn`

DNSSEC	⚠️ Not signed
A	201.5.140.187
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=1774357512

`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=2034663928

Same first word

web-nb.cn

Similar names

nb-web.ru

bb-new.com

nb-web.pt

bn-web.com

bne-bw.de

DNS History

4 records (3 active, 1 former)

●NSdm1.longmingdns.com2026-03-10 → 2026-04-12 · 2 obs

● 2026-03-10 06:44:12
● 2026-04-12 23:45:36

●NSdm2.longmingdns.com2026-03-10 → 2026-04-12 · 2 obs

● 2026-03-10 06:44:12
● 2026-04-12 23:45:36

○A156.232.223.662026-03-10 → 2026-03-13 · 4 obs

● 2026-03-10 06:44:12
● 2026-03-13 23:51:14
○ 2026-04-12 23:45:32
○ 2026-04-12 23:45:36

●A201.5.140.1872026-04-12 → 2026-04-12 · 3 obs

○ 2026-03-13 23:51:14
● 2026-04-12 23:45:32
● 2026-04-12 23:45:36

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 1862ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`201.5.140.187`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

web-nb.cn points to a single IP number: 201.5.140.187.

Other host names such as ewexq.cn and www.ewexq.cn share IP numbers with web-nb.cn.

Name Servers

Delegation for web-nb.cn rests with two name servers, dm1.longmingdns.com and dm2.longmingdns.com.

web-nb.cn shares the same name server setup as other domains, including tiaportal.cn, zixunwo.cn, ztbxzx.cn, ccef2008.org.cn and dhlfgan.info.

web-nb.cn shares name servers with other domains at least partially, for example joymerry.com.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.

web-nb.cn - robtex.com

web-nb.cn

cn