`tutecheng.com`

DNSSEC	⚠️ Not signed
A	222.186.190.51^{🇨🇳 CHINANET-BACKBONE222.184.0.0/13 for jiangsu province}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1768914760

`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=1778568446

Same first word

tutecheng.net

tutecheng.com

Similar names

gutentech.com

gutentech.ru

ugenttech.com

tengutech.com

DNS History

12 records (5 active, 7 former)

●NSns1.judns.com2026-05-04 → 2026-05-12 · 3 obs

○ 2018-12-26 13:50:06
● 2026-05-04 14:09:46
● 2026-05-12 07:14:36

●NSns1.julydns.com2026-05-04 → 2026-05-12 · 3 obs

○ 2018-12-26 13:50:06
● 2026-05-04 14:09:46
● 2026-05-12 07:14:36

○NSns1.myhostadmin.net2015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

●NSns2.judns.com2026-05-04 → 2026-05-12 · 3 obs

○ 2018-12-26 13:50:06
● 2026-05-04 14:09:46
● 2026-05-12 07:14:36

●NSns2.julydns.com2026-05-04 → 2026-05-12 · 3 obs

○ 2018-12-26 13:50:06
● 2026-05-04 14:09:46
● 2026-05-12 07:14:36

○NSns2.myhostadmin.net2015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

○NSns3.myhostadmin.net2015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

○NSns4.myhostadmin.net2015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

○NSns5.myhostadmin.net2015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

○NSns6.myhostadmin.net2015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

○A211.149.174.992015-06-30 → 2018-12-26 · 4 obs

● 2015-06-30 08:51:10
● 2018-12-26 13:50:06
○ 2026-05-04 14:09:46
○ 2026-05-12 07:14:36

●A222.186.190.512026-05-04 → 2026-05-12 · 3 obs

○ 2018-12-26 13:50:06
● 2026-05-04 14:09:46
● 2026-05-12 07:14:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tutecheng.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutecheng.com (unsigned zone)

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`222.186.190.51`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

tutecheng.com points to IP number 222.186.190.51.

Other host names, for instance, pplc.cn share IP numbers with tutecheng.com.

Name Servers

tutecheng.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

tutecheng.com shares name servers with other domains at least partially, for example lightsoundpro.cn, zttwlc.com, npgsl.cn, jlzkda.cn and ygjiaoyu.com.