`mtbd50.com`

DNSSEC	⚠️ Not signed
A	110.75.129.5^{🇨🇳 Alibaba-Cloud110.75.128.0/19 Alibaba (US) Technology Co., Ltd.}
A	110.75.139.5^{🇨🇳 Alibaba-Cloud110.75.138.0/23 Alibaba (US) Technology Co., Ltd.}
NS	`dns31.hichina.com` ⭐
		A	2408:4009:501::39^{🇨🇳 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	`dns32.hichina.com`
		A	2408:4009:501::40^{🇨🇳 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,}
SOA	`dns31.hichina.com`hostmaster@hichina.com 2026-05-28 #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=1785203867

Same first word

mtbd50.com

DNS History

4 records (4 active, 0 former)

●NSdns31.hichina.com2026-02-15 → 2026-07-28 · 2 obs

● 2026-02-15 01:21:26
● 2026-07-28 02:20:52

●NSdns32.hichina.com2026-02-15 → 2026-07-28 · 2 obs

● 2026-02-15 01:21:26
● 2026-07-28 02:20:52

●A110.75.129.52026-02-15 → 2026-07-28 · 8 obs

● 2026-02-15 01:21:26
● 2026-05-14 16:15:04
○ 2026-05-14 16:45:12
● 2026-05-15 00:15:50
● 2026-06-11 06:54:00
○ 2026-06-11 07:32:48
● 2026-06-11 08:07:12
● 2026-07-28 02:20:52

●A110.75.139.52026-02-15 → 2026-07-28 · 8 obs

● 2026-02-15 01:21:26
● 2026-05-14 16:15:04
○ 2026-05-14 16:45:12
● 2026-05-15 00:15:50
● 2026-06-11 06:54:00
○ 2026-06-11 07:32:48
● 2026-06-11 08:07:12
● 2026-07-28 02:20:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mtbd50.com	dns31.hichina.com, dns32.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.37

NS records: dns31.hichina.com, dns32.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mtbd50.com (unsigned zone)

⏱️ Timing

Total: 1349ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`110.75.129.5, 110.75.139.5`
NS	2	`dns32.hichina.com, dns31.hichina.com`
SOA	1	`dns31.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns31.hichina.com, dns31.hichina.com, dns31.hichina.com...)

Analysis

IP Addresses

mtbd50.com has two IP addresses: 110.75.129.5 and 110.75.139.5

Additional host names — yj64oa.com, fxalipay.com, zfbshare.cn and two others — share IP numbers with mtbd50.com.

Name Servers

DNS delegation for mtbd50.com points to two name servers: dns31.hichina.com and dns32.hichina.com.

mtbd50.com shares its name server setup with other domains, including bjyzgs.com, hzmetro.cn, binguanxia.com and two others.

There is at least partial name server overlap between mtbd50.com and other domains — acceler.cn, yixunsoft.site, haomeishi.net and two more among them.

These name servers frequently co-occur with the name servers ns1.alidns.com and ns2.alidns.com.

Host names with 9 IP numbers:

dns31.hichina.com has IP addresses 39.96.153.39, 39.96.153.59 and 47.118.199.199, plus 6 other.

dns32.hichina.com has IP addresses 39.96.153.37, 39.96.153.62 and 47.118.199.197, plus 6 other.

mtbd50.com - robtex.com

mtbd50.com

com