`37tw.net`

DNSSEC	⚠️ Not signed
A	38.33.80.42^{🇺🇸 AS39882338.33.64.0/18 PEG TECH INC}
NS	`ns7.alidns.com` ⭐
		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`
		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	`ns7.alidns.com`hostmaster@hichina.com 2026-01-12 #9

`net`

	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=1771291465

Subdomains

www.37tw.net

Same first word

37tw.net

37tw.com

Similar names

wt37.cn

t3w7.com

73tw.com

DNS History

5 records (3 active, 2 former)

○NSns1.dns.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 01:15:10
○ 2018-01-01 19:26:36
○ 2026-03-23 23:30:00

○NSns2.dns.com2017-01-04 → 2017-01-04 · 3 obs

● 2017-01-04 01:15:10
○ 2018-01-01 19:26:36
○ 2026-03-23 23:30:00

●NSns7.alidns.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-01 19:26:36
● 2026-02-27 04:31:42
● 2026-03-23 23:30:00

●NSns8.alidns.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-01 19:26:36
● 2026-02-27 04:31:42
● 2026-03-23 23:30:00

●A38.33.80.422026-02-27 → 2026-03-23 · 2 obs

● 2026-02-27 04:31:42
● 2026-03-23 23:30:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
37tw.net	ns7.alidns.com, ns8.alidns.com	-

✅ Authoritative Response

Server:139.224.142.117

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 37tw.net (unsigned zone)

⏱️ Timing

Total: 1244ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.33.80.42`
NS	2	`ns7.alidns.com, ns8.alidns.com`
SOA	1	`ns7.alidns.com hostmaster.hichina.com`

Analysis

Hierarchy

www.37tw.net has 37tw.net as its parent.

IP Addresses

37tw.net maps to IP address 38.33.80.42.

Other host names, for example, www.37tw.net share IP numbers with 37tw.net.

Name Servers

Two name servers ns7.alidns.com and ns8.alidns.com are delegated to 37tw.net.

37tw.net uses the same name server configuration as other domains, such as xatkzp.com, hiddencasefiles.com, ckshuwu.com, 677ws.com and 881mt.com.

37tw.net at least partially shares name servers with other domains such as dljbzj.com, dhffy.com, lpklhmy.com, zhcy-google-chrome.hl.cn and agan.me.

these name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com, ns2.alidns.com, vip7.alidns.com and vip8.alidns.com.

Two hosts with nine IPs each:

Host ns7.alidns.com points to 2408:4009:501::3, 39.96.153.47, 39.96.153.57, 47.118.199.207, 47.118.199.217, 120.76.107.47, 120.76.107.57, 139.224.142.117 and 139.224.142.127.

Host ns8.alidns.com points to 2408:4009:501::4, 39.96.153.48, 39.96.153.58, 47.118.199.208, 47.118.199.218, 120.76.107.48, 120.76.107.58, 139.224.142.101 and 139.224.142.118.

37tw.net - robtex.com

37tw.net

net