`ndscl.com`

DNSSEC	⚠️ Not signed
A	124.71.97.250^{🇨🇳 HWCSNET124.71.64.0/18 Huawei Clouds Guangzhou Region}
		PTR	`ecs-124-71-97-250.compute.hwclouds-dns.com`
NS	`dns27.hichina.com` ⭐
		A	2408:4009:501::35^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 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	139.224.142.109^{🇨🇳 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	`dns28.hichina.com`
		A	2408:4009:501::36^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 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	139.224.142.107^{🇨🇳 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	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=PCEXJWmTaw8XcANyyozl`
SOA	`dns27.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=1785414557

Same first word

ndscl.cn

ndscl.com

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DNS History

15 records (6 active, 9 former)

○NSdns1.iidns.com2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

○NSdns2.iidns.com2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

●NSdns27.hichina.com2026-07-19 → 2026-07-30 · 3 obs

○ 2016-06-28 17:34:18
● 2026-07-19 08:27:08
● 2026-07-30 12:47:58

●NSdns28.hichina.com2026-07-19 → 2026-07-30 · 3 obs

○ 2016-06-28 17:34:18
● 2026-07-19 08:27:08
● 2026-07-30 12:47:58

○NSdns3.iidns.com2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

○NSdns4.iidns.com2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

○NSdns5.iidns.com2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

○NSdns6.iidns.com2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

●MXmx1.feishu.cn2026-07-19 → 2026-07-30 · 2 obs

● 2026-07-19 08:27:08
● 2026-07-30 12:47:58

●MXmx2.feishu.cn2026-07-19 → 2026-07-30 · 2 obs

● 2026-07-19 08:27:08
● 2026-07-30 12:47:58

●MXmx3.feishu.cn2026-07-19 → 2026-07-30 · 2 obs

● 2026-07-19 08:27:08
● 2026-07-30 12:47:58

○A107.167.19.742016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

○A107.167.19.752016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

●A124.71.97.2502026-07-19 → 2026-07-30 · 3 obs

○ 2016-06-28 17:34:18
● 2026-07-19 08:27:08
● 2026-07-30 12:47:58

○CNAMEcs.ename.net2016-06-28 → 2016-06-28 · 3 obs

● 2016-06-28 17:34:18
○ 2026-07-19 08:27:08
○ 2026-07-30 12:47:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ndscl.com	dns27.hichina.com, dns28.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.37

NS records: dns27.hichina.com, dns28.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ndscl.com (unsigned zone)

⏱️ Timing

Total: 3520ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`124.71.97.250`
NS	2	`dns27.hichina.com, dns28.hichina.com`
MX	3	`mx3.feishu.cn (pri: 10), mx1.feishu.cn (pri: 1)...`
TXT	2	`verification-code-site-App_feishu=PCEXJW, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`dns27.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)

Analysis

IP Addresses

ndscl.com points to a single IP number: 124.71.97.250.

Name Servers

Two name servers handle the delegation for ndscl.com: dns27.hichina.com and dns28.hichina.com.

ndscl.com shares its name server setup with other domains, including 1j4.cn, uumi.cn, tepukuma.com and two others.

At least some of ndscl.com's name servers are shared with other domains, for example hpiur.cn, yangfanyun.com, zmlfs.com and two more.

These name servers tend to be deployed in combination with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names with 9 IP numbers:

dns27.hichina.com resolves to 39.96.153.39, 39.96.153.59 and 47.118.199.199 among others, with 6 other IP addresses in total.

dns28.hichina.com resolves to 39.96.153.37, 39.96.153.62 and 47.118.199.197 among others, with 6 other IP addresses in total.

Mail Servers

The MX records for ndscl.com list three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

ndscl.com shares mail servers — at least in part — with other domains, including bkchina.cn, jtexpress.my, gamessofun.com.cdn.cloudflare.net and two others.

Host names with three IP numbers:

The hostname mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names with two IP numbers:

mx2.feishu.cn resolves to two addresses: 101.126.58.225 and 122.14.229.0.

Host names pointing to a single IP address:

The hostname mx1.feishu.cn resolves to 52.220.106.220.

mx3.feishu.cn along with mx1.feishu.cn each resolve to 52.220.106.220 IP addresses.

mx3.feishu.cn along with mx2.feishu.cn each resolve to 101.126.58.225 IP addresses.

mx3.feishu.cn along with mx2.feishu.cn each resolve to 122.14.229.0 IP addresses.

ndscl.com - robtex.com

ndscl.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`ndscl.com`

`com`