`bj-sdx.com`

DNSSEC	⚠️ Not signed
A	114.115.208.241^{🇨🇳 CHINA169-BJ114.115.192.0/19 Huawei Clouds Beijing Region}
		PTR	`ecs-114-115-208-241.compute.hwclouds-dns.com`
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-42.defastlink.net`
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-52.defastlink.net`
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-202.defastlink.net`
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-212.defastlink.net`
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-42.defastlink.net`
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-52.defastlink.net`
		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,}
			PTR	`ip-139-224-142-112.defastlink.net`
		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,}
			PTR	`ip-139-224-142-122.defastlink.net`
NS	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-41.defastlink.net`
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-51.defastlink.net`
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-201.defastlink.net`
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-211.defastlink.net`
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-41.defastlink.net`
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-51.defastlink.net`
		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,}
			PTR	`ip-139-224-142-111.defastlink.net`
		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,}
			PTR	`ip-139-224-142-121.defastlink.net`
SOA	`dns9.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

Subdomains

www.bj-sdx.com

Same first word

bj-sdx.com

DNS History

6 records (3 active, 3 former)

●NSdns10.hichina.com2016-10-03 → 2026-03-22 · 3 obs

○ 2016-06-27 09:53:22
● 2016-10-03 18:09:12
● 2026-03-22 20:37:36

●NSdns9.hichina.com2016-10-03 → 2026-03-22 · 3 obs

○ 2016-06-27 09:53:22
● 2016-10-03 18:09:12
● 2026-03-22 20:37:36

○NSns1.dns-china.cn.bj-sdx.com2015-07-17 → 2016-06-27 · 4 obs

● 2015-07-17 01:04:08
● 2016-06-27 09:53:22
○ 2016-10-03 18:09:12
○ 2026-03-22 20:37:36

○A112.121.162.1682015-07-17 → 2016-06-27 · 4 obs

● 2015-07-17 01:04:08
● 2016-06-27 09:53:22
○ 2016-10-03 18:09:12
○ 2026-03-22 20:37:36

●A114.115.208.2412018-01-29 → 2026-03-22 · 3 obs

○ 2017-01-16 17:06:56
● 2018-01-29 10:17:20
● 2026-03-22 20:37:36

○A45.248.71.982016-10-03 → 2017-01-16 · 5 obs

○ 2016-06-27 09:53:22
● 2016-10-03 18:09:12
● 2017-01-16 17:06:56
○ 2018-01-29 10:17:20
○ 2026-03-22 20:37:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
bj-sdx.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server: 120.76.107.41

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bj-sdx.com (unsigned zone)

⏱️ Timing

Total: 713ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`114.115.208.241`
NS	2	`dns9.hichina.com, dns10.hichina.com`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

Hierarchy

www.bj-sdx.com is a child of bj-sdx.com.

IP Addresses

bj-sdx.com resolves to one IP number: 114.115.208.241.

Other host names, for example www.bj-sdx.com, share IP numbers with bj-sdx.com.

Name Servers

bj-sdx.com's delegation uses two name servers: dns10.hichina.com and dns9.hichina.com.

bj-sdx.com uses the same name server setup as other domains, such as sfwd.com, zhugefang.com, sunhome-cz.com, xinda-chemical.com and aratek.co.

bj-sdx.com at least partially shares name servers with other domains, for instance rox.com.cn, 703362.com, parentscn.com and silubuy.cn.

Host names with nine IP numbers: The host name dns10.hichina.com points to 2408:4009:501::18, 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. The host name dns9.hichina.com points to 2408:4009:501::17, 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.

bj-sdx.com - robtex.com

bj-sdx.com

com