`md666cdn.com`

DNSSEC	⚠️ Not signed
NS	`ns1.alidns.com` ⭐ ⚠️ Not in parent delegation
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-45.defastlink.net`
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-55.defastlink.net`
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-205.defastlink.net`
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-215.defastlink.net`
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-45.defastlink.net`
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-55.defastlink.net`
		A	139.224.142.115^{🇨🇳 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-139-224-142-115.defastlink.net`
		A	139.224.142.125^{🇨🇳 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-139-224-142-125.defastlink.net`
NS	`ns2.alidns.com` ⚠️ Not in parent delegation
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-46.defastlink.net`
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-56.defastlink.net`
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-206.defastlink.net`
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-216.defastlink.net`
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-46.defastlink.net`
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-56.defastlink.net`
		A	139.224.142.116^{🇨🇳 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-139-224-142-116.defastlink.net`
		A	139.224.142.126^{🇨🇳 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-139-224-142-126.defastlink.net`
NS	`ns7.alidns.com` ⚠️ Not in zone NS records
		A	2408:4009:501::3^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.47^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.57^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.207^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.217^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.47^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.57^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.117^{🇨🇳 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	139.224.142.127^{🇨🇳 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	`ns8.alidns.com` ⚠️ Not in zone NS records
		A	2408:4009:501::4^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.48^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.58^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.208^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.218^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.48^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.58^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.101^{🇨🇳 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	139.224.142.118^{🇨🇳 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,}
SOA	`ns1.alidns.com`hostmaster@hichina.com 2026-01-09 #13

`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

md666cdn.com

DNS History

4 records (4 active, 0 former)

●NSns1.alidns.com2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 19:44:18
● 2026-03-24 02:47:14

●NSns2.alidns.com2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 19:44:18
● 2026-03-24 02:47:14

●NSns7.alidns.com2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 19:44:18
● 2026-03-24 02:47:14

●NSns8.alidns.com2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 19:44:18
● 2026-03-24 02:47:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
md666cdn.com	ns7.alidns.com, ns8.alidns.com	18 records

✅ Authoritative Response

Server:120.76.107.48

NS records: ns7.alidns.com, ns8.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for md666cdn.com (unsigned zone)

⏱️ Timing

Total: 4263ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.alidns.com, ns2.alidns.com`
SOA	1	`ns1.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns7.alidns.com, ns7.alidns.com, ns7.alidns.com...)

Analysis

Name Servers

md666cdn.com is delegated to four name servers: ns1.alidns.com, ns2.alidns.com, ns7.alidns.com and ns8.alidns.com.

md666cdn.com at least partially shares name servers with other domains, for instance www12.com, liwah.com, startour.cn, 34f04e8d410291.beer and fy62.com.