cudytech.com - dns.ninja

`cudytech.com`

DNSSEC	⚠️ Not signed
A	203.107.45.167^{🇨🇳 Alibaba-Cloud203.107.45.0/24 Alibaba (US) Technology Co., Ltd.}
		PTR	`catl.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.qiye.aliyun.com` ⭐
		A	47.246.146.58^{🇺🇸 Alibaba-Cloud47.246.146.0/24 Alibaba Cloud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.146.255^{🇺🇸 Alibaba-Cloud47.246.146.0/24 Alibaba Cloud}
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.146.58^{🇺🇸 Alibaba-Cloud47.246.146.0/24 Alibaba Cloud}
		A	47.246.146.255^{🇺🇸 Alibaba-Cloud47.246.146.0/24 Alibaba Cloud}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
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=1782641625

Subdomains

www.cudytech.com

Same first word

cudytech.com

DNS History

8 records (6 active, 2 former)

●NSdns27.hichina.com2018-05-11 → 2026-06-28 · 2 obs

● 2018-05-11 10:38:48
● 2026-06-28 10:35:02

●NSdns28.hichina.com2018-05-11 → 2026-06-28 · 2 obs

● 2018-05-11 10:38:48
● 2026-06-28 10:35:02

●MXmx1.qiye.aliyun.com2026-04-01 → 2026-06-28 · 3 obs

○ 2018-05-11 10:39:14
● 2026-04-01 21:24:06
● 2026-06-28 10:35:02

●MXmx2.qiye.aliyun.com2026-04-01 → 2026-06-28 · 3 obs

○ 2018-05-11 10:39:14
● 2026-04-01 21:24:06
● 2026-06-28 10:35:02

●MXmx3.qiye.aliyun.com2026-04-01 → 2026-06-28 · 3 obs

○ 2018-05-11 10:39:14
● 2026-04-01 21:24:06
● 2026-06-28 10:35:02

○MXmxn.mxhichina.com2018-05-11 → 2018-05-11 · 4 obs

● 2018-05-11 10:38:48
● 2018-05-11 10:39:14
○ 2026-04-01 21:24:06
○ 2026-06-28 10:35:02

○MXmxw.mxhichina.com2018-05-11 → 2018-05-11 · 4 obs

● 2018-05-11 10:38:48
● 2018-05-11 10:39:14
○ 2026-04-01 21:24:06
○ 2026-06-28 10:35:02

●A203.107.45.1672026-04-01 → 2026-06-28 · 2 obs

● 2026-04-01 21:24:06
● 2026-06-28 10:35:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net...	-
cudytech.com	dns27.hichina.com, dns28.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.39

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cudytech.com (unsigned zone)

⏱️ Timing

Total: 603ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.107.45.167`
NS	2	`dns27.hichina.com, dns28.hichina.com`
MX	3	`mx1.qiye.aliyun.com (pri: 5), mx3.qiye.aliyun.com (pri: 15)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -all`
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

Hierarchy

www.cudytech.com is delegated beneath cudytech.com.

IP Addresses

cudytech.com resolves to just one IP address, 203.107.45.167.

Two other host names, along with www.chrafz.com, hbzxgd.net and www.ninechapter.com, also share IP numbers with cudytech.com.

Name Servers

cudytech.com has two authoritative name servers — dns27.hichina.com and dns28.hichina.com.

cudytech.com shares its NS records with other domains, for example dlct.cn, ximeienmall.com, xkbwi.com and two others.

Some name servers delegated to cudytech.com are also used by other domains, notably jnqdt.com and aitown.cn.

DNS names with 9 IP addresses:

dns27.hichina.com points to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.

dns28.hichina.com points to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.

Mail Servers

Incoming mail for cudytech.com is delivered via three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

There is at least a partial MX overlap between cudytech.com and other domains, including vitilanebike.com, szmlkj.com, fitsky.net and two others.

These mail servers are routinely seen in conjunction with the mail servers mxn.mxhichina.com and mxw.mxhichina.com.

Host names that have two IP addresses:

mx3.qiye.aliyun.com resolves to 47.246.146.58 and 47.246.146.255.

Host names that point to one IP address:

mx1.qiye.aliyun.com resolves to 47.246.146.58.

mx2.qiye.aliyun.com resolves to 47.246.146.255.

The host names mx3.qiye.aliyun.com and mx1.qiye.aliyun.com both resolve to 47.246.146.58 IP addresses.

The host names mx3.qiye.aliyun.com and mx2.qiye.aliyun.com both resolve to 47.246.146.255 IP addresses.