`witgrind.com.cn`

DNSSEC	⚠️ Not signed
A	156.232.220.30^{🇭🇰 HDHK156.232.208.0/20 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}
			PTR	`ip-218-98-111-163.defastlink.net`
NS	`dm2.longmingdns.com`
		A	183.253.57.197^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
			PTR	`ip-183-253-57-197.defastlink.net`
		A	211.99.99.56^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
			PTR	`ip-211-99-99-56.defastlink.net`
SOA	`dm1.longmingdns.com`dnsadmin@longmingdns.com serial=1772974716

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030470798

WOT: NOT_SAFE (20/100)

Same first word

witgrind.com.cn

Similar names

gridtwin.energy

DNS History

10 records (3 active, 7 former)

●NSdm1.longmingdns.com2026-02-17 → 2026-03-24 · 3 obs

○ 2016-04-27 20:14:04
● 2026-02-17 05:34:28
● 2026-03-24 03:07:02

●NSdm2.longmingdns.com2026-02-17 → 2026-03-24 · 3 obs

○ 2016-04-27 20:14:04
● 2026-02-17 05:34:28
● 2026-03-24 03:07:02

○NSns1.360wzb.com2015-07-17 → 2016-04-27 · 4 obs

● 2015-07-17 09:44:52
● 2016-04-27 20:14:04
○ 2026-02-17 05:34:28
○ 2026-03-24 03:07:02

○NSns2.360wzb.com2015-07-17 → 2016-04-27 · 4 obs

● 2015-07-17 09:44:52
● 2016-04-27 20:14:04
○ 2026-02-17 05:34:28
○ 2026-03-24 03:07:02

○A125.88.190.412015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 09:44:52
○ 2015-11-20 03:11:14
○ 2026-03-24 03:07:02

○A125.88.190.652015-11-20 → 2015-11-20 · 4 obs

○ 2015-07-17 09:44:52
● 2015-11-20 03:11:14
○ 2016-02-07 08:50:46
○ 2026-03-24 03:07:02

●A156.232.220.302026-03-14 → 2026-03-24 · 3 obs

○ 2026-02-23 22:28:02
● 2026-03-14 21:38:02
● 2026-03-24 03:07:02

○A171.92.208.1332016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-20 03:11:14
● 2016-02-07 08:50:46
○ 2016-04-27 20:14:04
○ 2026-03-24 03:07:02

○A174.128.224.1622016-04-27 → 2016-04-27 · 4 obs

○ 2016-02-07 08:50:46
● 2016-04-27 20:14:04
○ 2026-02-17 05:34:28
○ 2026-03-24 03:07:02

○A38.239.77.2282026-02-17 → 2026-02-23 · 5 obs

○ 2016-04-27 20:14:04
● 2026-02-17 05:34:28
● 2026-02-23 22:28:02
○ 2026-03-14 21:38:02
○ 2026-03-24 03:07:02

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 3851ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.232.220.30`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

witgrind.com.cn points to a single IP number: 156.232.220.30.

Other host names like jlhuada.cn and daiyunhc.cn share IP numbers with witgrind.com.cn.

Name Servers

witgrind.com.cn is delegated to two name servers: dm1.longmingdns.com and dm2.longmingdns.com.

witgrind.com.cn shares the same name server setup as other domains, for example jiafuli.cn, sxfjddb.cn, jlzfly.cn, 0udnv.cn and shpglf.com.

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.

witgrind.com.cn - robtex.com

witgrind.com.cn

com.cn