`tydz99.com`

DNSSEC	⚠️ Not signed
A	39.105.69.230^{🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`dns21.hichina.com`hostmaster@hichina.com 2026-06-04 #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=1785648327

Subdomains

www.tydz99.com

Same first word

tydz99.com

DNS History

4 records (3 active, 1 former)

●NSdns21.hichina.com2015-05-24 → 2026-08-02 · 2 obs

● 2015-05-24 04:41:40
● 2026-08-02 05:30:44

●NSdns22.hichina.com2015-05-24 → 2026-08-02 · 2 obs

● 2015-05-24 04:41:40
● 2026-08-02 05:30:44

●A39.105.69.2302026-04-26 → 2026-08-02 · 3 obs

○ 2019-12-31 14:12:36
● 2026-04-26 08:40:32
● 2026-08-02 05:30:44

○A60.205.19.892019-12-31 → 2019-12-31 · 3 obs

● 2019-12-31 14:12:36
○ 2026-04-26 08:40:32
○ 2026-08-02 05:30:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
tydz99.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tydz99.com (unsigned zone)

⏱️ Timing

Total: 3486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.105.69.230`
NS	2	`dns21.hichina.com, dns22.hichina.com`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

Hierarchy

tydz99.com is the parent zone for www.tydz99.com.

IP Addresses

tydz99.com points to a single IP number: 39.105.69.230.

Other host names share IP numbers with tydz99.com; www.tydz99.com is one such example.

Name Servers

tydz99.com is served by two delegated name servers, dns21.hichina.com and dns22.hichina.com.

tydz99.com shares its name server setup with other domains, including whwfdz.com, nwosunglasses.com, laojunmiao.cn and two others.

Some of tydz99.com's name servers are also used by other domains, including gvyhrw.cn, hdjqyx.com, jnkc.net and 51kouz.com.

These name servers are regularly seen alongside expirens3.hichina.com and expirens4.hichina.com as name servers.

Host names with 9 IP numbers:

dns21.hichina.com carries IP addresses 39.96.153.40, 39.96.153.60 and 47.118.199.200, with 6 other addresses beyond those.

dns22.hichina.com carries IP addresses 39.96.153.38, 39.96.153.61 and 47.118.199.198, with 6 other addresses beyond those.

tydz99.com - robtex.com

tydz99.com

com