`8840.cn`

DNSSEC	⚠️ Not signed
A	218.85.134.148^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.85.132.0/22 IDC FUJIAN XIAMEN}
NS	`ns1.dns-diy.com` ⭐
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.254^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns2.dns-diy.com`
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
SOA	`ns1.dns-diy.com`dnsconct@myhostadmin.net 2025-06-12 #1

`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=2034661097

Same first word

8840.cn

8840.net

8840.ru

8840.ir

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DNS History

6 records (3 active, 3 former)

○NS(root)2015-07-19 → 2021-07-08 · 4 obs

● 2015-07-19 09:15:10
● 2021-07-08 14:30:40
○ 2026-04-07 14:54:30
○ 2026-04-12 04:14:42

●NSns1.dns-diy.com2026-04-07 → 2026-04-12 · 3 obs

○ 2021-07-08 14:30:40
● 2026-04-07 14:54:30
● 2026-04-12 04:14:42

●NSns2.dns-diy.com2026-04-07 → 2026-04-12 · 3 obs

○ 2021-07-08 14:30:40
● 2026-04-07 14:54:30
● 2026-04-12 04:14:42

○MXmx1.dns-diy.com2015-11-19 → 2021-07-08 · 4 obs

● 2015-11-19 00:17:56
● 2021-07-08 14:30:40
○ 2026-04-07 14:54:30
○ 2026-04-12 04:14:42

○MXmx3.dns-diy.com2015-11-19 → 2021-07-08 · 4 obs

● 2015-11-19 00:17:56
● 2021-07-08 14:30:40
○ 2026-04-07 14:54:30
○ 2026-04-12 04:14:42

●A218.85.134.1482015-07-19 → 2026-04-12 · 2 obs

● 2015-07-19 09:15:10
● 2026-04-12 04:14:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
8840.cn	ns1.dns-diy.com, ns2.dns-diy.com	-

✅ Authoritative Response

Server:61.172.183.73

NS records: ns1.dns-diy.com, ns2.dns-diy.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 8840.cn (unsigned zone)

⏱️ Timing

Total: 4825ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`218.85.134.148`
NS	2	`ns2.dns-diy.com, ns1.dns-diy.com`
SOA	1	`ns1.dns-diy.com dnsconct.myhostadmin.net`

Analysis

IP Addresses

8840.cn resolves to a single IP: 218.85.134.148.

Other host names, for instance, wanghongtao.com and wanghongtao.net share IP numbers with 8840.cn.

Name Servers

8840.cn has two name servers: ns1.dns-diy.com and ns2.dns-diy.com.

8840.cn shares the same name server setup as other domains, for example sjzjx.gov.cn, xcdq.com, tomrica.cn, 0755wh.com and xmbeautyland.com.

8840.cn shares some name servers with other domains, for example gxjzy.com, wjkji.com, sxfao.gov.cn, richerenergy.com and 91job.com.

these name servers are commonly used with ns1.35.net, ns2.35.net, ns3.35.net, ns4.35.net, ns4.dns-diy.com, ns3.dns-diy.com, ns1.alidns.com and ns2.alidns.com.

Four IP numbers: ns1.dns-diy.com points to 240e:d9:c200::2, 60.247.150.254, 118.123.249.114 and 118.123.253.132. Three IP numbers: ns2.dns-diy.com points to 240e:d9:c200:1::2, 61.172.183.73 and 211.149.230.100.

8840.cn - robtex.com

8840.cn

cn