`biduren.com`

DNSSEC	⚠️ Not signed
A	47.95.240.145^{🇨🇳 Alibaba-Cloud47.94.0.0/15 CT BeiJing IDC}
NS	`dns15.hichina.com` ⭐
		A	2408:4009:501::23^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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,}
		A	139.224.142.122^{🇨🇳 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,}
NS	`dns16.hichina.com`
		A	2408:4009:501::24^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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,}
		A	139.224.142.121^{🇨🇳 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,}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`dns15.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=1774620597

Same first word

biduren.com

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DNS History

6 records (5 active, 1 former)

●NSdns15.hichina.com2017-07-01 → 2026-03-27 · 2 obs

● 2017-07-01 20:21:44
● 2026-03-27 14:37:22

●NSdns16.hichina.com2017-07-01 → 2026-03-27 · 2 obs

● 2017-07-01 20:21:44
● 2026-03-27 14:37:22

●MXmxbiz1.qq.com2026-03-11 → 2026-03-27 · 2 obs

● 2026-03-11 11:34:06
● 2026-03-27 14:37:22

●MXmxbiz2.qq.com2026-03-11 → 2026-03-27 · 2 obs

● 2026-03-11 11:34:06
● 2026-03-27 14:37:22

○A182.92.242.662017-07-01 → 2017-07-01 · 3 obs

● 2017-07-01 20:21:44
○ 2026-03-11 11:34:06
○ 2026-03-27 14:37:22

●A47.95.240.1452026-03-11 → 2026-03-27 · 3 obs

○ 2017-07-01 20:21:44
● 2026-03-11 11:34:06
● 2026-03-27 14:37:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
biduren.com	dns15.hichina.com, dns16.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns15.hichina.com, dns16.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biduren.com (unsigned zone)

⏱️ Timing

Total: 3572ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.95.240.145`
NS	2	`dns15.hichina.com, dns16.hichina.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns15.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns15.hichina.com, dns15.hichina.com, dns15.hichina.com...)

Analysis

IP Addresses

biduren.com resolves to one IP number: 47.95.240.145.

Name Servers

biduren.com's delegation uses two name servers: dns15.hichina.com and dns16.hichina.com.

biduren.com uses the same name server setup as other domains, such as vodauto.com, goldsleep.net, realbox.cn, caop.com and esylive.com.

biduren.com at least partially shares name servers with other domains, including yangjian.website, btalk.net, moonarstore.com, speedy.cn and cohn.cn.

These name servers are commonly used together with the name servers ns1.alidns.com, ns2.alidns.com, dns17.hichina.com and dns18.hichina.com.

Host names with nine IP numbers: The host name dns15.hichina.com points to 2408:4009:501::23, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122. The host name dns16.hichina.com points to 2408:4009:501::24, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

Mail Servers

biduren.com is served by two mail servers mxbiz1.qq.com and mxbiz2.qq.com.

biduren.com shares the same mail server setup as other domains, for instance xiapushop.com, jgnl.cn, otomitra.com, hnjtxc.com and tbbbearing.com.

biduren.com shares some mail servers with other domains, for instance 51jlrn.com, 80srz.com, e1617.com and 123u.com.

biduren.com - robtex.com

biduren.com

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