`workinghouse.cn`

DNSSEC	⚠️ Not signed
A	45.194.201.140^{🇭🇰 HDHK45.194.200.0/21 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=1774697677

`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=2034664551

Same first word

workinghouse.com.tw

workinghouse.com

workinghouse.cn

DNS History

10 records (3 active, 7 former)

●NSdm1.longmingdns.com2026-02-24 → 2026-04-13 · 3 obs

○ 2020-01-04 03:31:14
● 2026-02-24 04:16:16
● 2026-04-13 03:24:52

●NSdm2.longmingdns.com2026-02-24 → 2026-04-13 · 3 obs

○ 2020-01-04 03:31:14
● 2026-02-24 04:16:16
● 2026-04-13 03:24:52

○NSns1.dnsnw.com2020-01-04 → 2020-01-04 · 3 obs

● 2020-01-04 03:31:14
○ 2026-02-24 04:16:16
○ 2026-04-13 03:24:52

○NSns2.dnsnw.com2020-01-04 → 2020-01-04 · 3 obs

● 2020-01-04 03:31:14
○ 2026-02-24 04:16:16
○ 2026-04-13 03:24:52

○A124.16.31.1502017-03-17 → 2017-03-17 · 4 obs

○ 2016-06-19 13:59:26
● 2017-03-17 02:22:02
○ 2020-01-04 03:31:14
○ 2026-04-13 03:24:52

○A149.29.79.762026-02-24 → 2026-04-13 · 2 obs

○ 2026-02-24 04:16:16
○ 2026-04-13 03:24:52

○A155.159.90.1452020-01-04 → 2020-01-04 · 4 obs

○ 2017-03-17 02:22:02
● 2020-01-04 03:31:14
○ 2026-02-24 04:16:16
○ 2026-04-13 03:24:52

○A177.210.61.1402026-02-24 → 2026-03-16 · 5 obs

○ 2020-01-04 03:31:14
● 2026-02-24 04:16:16
● 2026-03-16 09:02:06
○ 2026-04-03 12:08:50
○ 2026-04-13 03:24:52

○A184.105.178.912015-06-28 → 2016-06-19 · 4 obs

● 2015-06-28 04:27:24
● 2016-06-19 13:59:26
○ 2017-03-17 02:22:02
○ 2026-04-13 03:24:52

●A45.194.201.1402026-04-03 → 2026-04-13 · 3 obs

○ 2026-03-16 09:02:06
● 2026-04-03 12:08:50
● 2026-04-13 03:24:52

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 1911ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.194.201.140`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

workinghouse.cn points to an IP address: 45.194.201.140.

Other host names, for instance zccctrqgs.cn and emxpbylv.zccctrqgs.cn, share IP numbers with workinghouse.cn.

Name Servers

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

workinghouse.cn shares the same name server setup as other domains, for instance sahaa.cn, cwat.cn, isunland.cn, wurongwei.cn and jianyongping.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.

workinghouse.cn - robtex.com

workinghouse.cn

cn