`81guke.com`

DNSSEC	⚠️ Not signed
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-40.defastlink.net`
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-60.defastlink.net`
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-200.defastlink.net`
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-220.defastlink.net`
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-40.defastlink.net`
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-60.defastlink.net`
		A	139.224.142.100^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-100.defastlink.net`
		A	139.224.142.110^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-110.defastlink.net`
NS	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-38.defastlink.net`
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-61.defastlink.net`
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-198.defastlink.net`
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-222.defastlink.net`
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-38.defastlink.net`
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-61.defastlink.net`
		A	139.224.142.98^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-98.defastlink.net`
		A	139.224.142.108^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-108.defastlink.net`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Same first word

81guke.net

81guke.com

Similar names

guke18.com

DNS History

9 records (2 active, 7 former)

●NSdns19.hichina.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-11 10:24:54
● 2026-03-23 22:43:40

●NSdns20.hichina.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-02-11 10:24:54
● 2026-03-23 22:43:40

○NSn3151.ns.yunjiasu.com2020-02-11 → 2020-02-11 · 3 obs

○ 2017-03-24 02:35:38
● 2020-02-11 10:24:54
○ 2026-03-23 22:43:40

○NSn339.ns.yunjiasu.com2020-02-11 → 2020-02-11 · 3 obs

○ 2017-03-24 02:35:38
● 2020-02-11 10:24:54
○ 2026-03-23 22:43:40

○NSns1.bddns.cn2015-08-14 → 2017-03-24 · 4 obs

● 2015-08-14 08:47:02
● 2017-03-24 02:35:38
○ 2020-02-11 10:24:54
○ 2026-03-23 22:43:40

○NSns2.bddns.cn2015-08-14 → 2017-03-24 · 4 obs

● 2015-08-14 08:47:02
● 2017-03-24 02:35:38
○ 2020-02-11 10:24:54
○ 2026-03-23 22:43:40

○A106.3.42.1092016-07-11 → 2020-02-11 · 4 obs

○ 2016-03-17 19:34:30
● 2016-07-11 02:03:22
● 2020-02-11 10:24:54
○ 2026-03-23 22:43:40

○A162.159.210.642015-08-14 → 2016-03-17 · 4 obs

● 2015-08-14 08:47:02
● 2016-03-17 19:34:30
○ 2016-07-11 02:03:22
○ 2026-03-23 22:43:40

○A162.159.211.642015-08-14 → 2016-03-17 · 4 obs

● 2015-08-14 08:47:02
● 2016-03-17 19:34:30
○ 2016-07-11 02:03:22
○ 2026-03-23 22:43:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...	-
81guke.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 81guke.com (unsigned zone)

⏱️ Timing

Total: 549ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns20.hichina.com, dns19.hichina.com`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

Name Servers

81guke.com is delegated to two name servers dns19.hichina.com and dns20.hichina.com.

81guke.com shares the same name server setup as other domains, for instance geektech.cn, ipohu.com, xn--cert06d.top, hurko-actuator.com and cnbis.org.

81guke.com at least partially shares name servers with other domains, for instance boship.com, dizz.cn, 208h.com, bysport.net and lrlj.cn.

these name servers are often used together with ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns19.hichina.com points to: 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns20.hichina.com points to: 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

81guke.com - robtex.com

81guke.com

com