`ltxschool.com`

DNSSEC	⚠️ Not signed
A	154.19.254.231^{🇺🇸 FASTNET-AS154.19.248.0/21}
NS	`ns1.myhostadmin.net` ⭐ ⚠️ Not in parent delegation
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.254^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns1.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.254^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns2.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns2.myhostadmin.net` ⚠️ Not in parent delegation
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.143^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns3.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.77^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns3.myhostadmin.net` ⚠️ Not in parent delegation
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.77^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns4.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns4.myhostadmin.net` ⚠️ Not in parent delegation
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns5.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns5.myhostadmin.net` ⚠️ Not in parent delegation
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns6.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.13^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns6.myhostadmin.net` ⚠️ Not in parent delegation
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.13^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
SOA	`ns1.myhostadmin.net`dnsconct@myhostadmin.net 2025-08-22 #7

`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=1786304314

DNS History

13 records (13 active, 0 former)

●NSns1.363.hk2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns1.myhostadmin.net2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns2.363.hk2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns2.myhostadmin.net2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns3.363.hk2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns3.myhostadmin.net2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns4.363.hk2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns4.myhostadmin.net2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns5.363.hk2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns5.myhostadmin.net2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns6.363.hk2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●NSns6.myhostadmin.net2026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

●A154.19.254.2312026-03-05 → 2026-08-09 · 4 obs

● 2026-03-05 03:01:24
● 2026-05-10 18:40:46
○ 2026-05-12 09:06:54
● 2026-08-09 19:58:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net...	-
ltxschool.com	ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk...	-

✅ Authoritative Response

Server:118.123.249.114

NS records: ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk, ns5.363.hk, ns6.363.hk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ltxschool.com (unsigned zone)

⏱️ Timing

Total: 1527ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.19.254.231`
NS	6	`ns3.myhostadmin.net, ns1.myhostadmin.net...`
SOA	1	`ns1.myhostadmin.net dnsconct.myhostadmin`

Analysis

IP Addresses

ltxschool.com directs to one IP number, which is 154.19.254.231.

Other host names, among them sichuanlimin.com and omyit.com, have IP numbers in common with ltxschool.com.

Name Servers

DNS for ltxschool.com is handled by 12 name servers: ns1.363.hk, ns2.363.hk, ns3.363.hk and 9 others.

At least some of ltxschool.com's name servers are shared with other domains, for example vantch.com, cwallstore.com, 023iso.com and two more.

These name servers tend to co-occur with ns1.myhostadmin.net, ns2.myhostadmin.net, ns4.363.hk and 7 other name servers in the same DNS delegations.

Hosts pointing to four IP addresses:

ns1.363.hk directs to 60.247.150.254, 118.123.249.114, 118.123.253.132 and 240e:d9:c200::2.

ns1.myhostadmin.net directs to 60.247.150.254, 118.123.249.114, 118.123.253.132 and 240e:d9:c200::2.

ns2.myhostadmin.net directs to 61.172.183.73, 61.240.129.143, 211.149.230.100 and 240e:d9:c200:1::2.

Hosts with three IP address records:

ns2.363.hk has IP addresses 61.172.183.73, 211.149.230.100 and 240e:d9:c200:1::2.

ns3.363.hk has IP addresses 61.172.183.77, 118.123.249.114 and 240e:d9:c200::2.

ns4.363.hk has IP addresses 118.123.253.132, 211.149.230.100 and 240e:d9:c200:1::2.

ns5.363.hk has IP addresses 61.172.183.73, 118.123.249.114 and 240e:d9:c200::2.

ns6.363.hk has IP addresses 60.247.150.13, 118.123.253.132 and 240e:d9:c200:1::2.

ns3.myhostadmin.net has IP addresses 61.172.183.77, 118.123.249.114 and 240e:d9:c200::2.

ns4.myhostadmin.net has IP addresses 118.123.253.132, 211.149.230.100 and 240e:d9:c200:1::2.

ns5.myhostadmin.net has IP addresses 61.172.183.73, 118.123.249.114 and 240e:d9:c200::2.

ns6.myhostadmin.net has IP addresses 60.247.150.13, 118.123.253.132 and 240e:d9:c200:1::2.

ns1.363.hk, ns1.myhostadmin.net, ns3.363.hk and 3 other host names each direct to 240e:d9:c200::2.

Host names pointing to 60.247.150.254 IP addresses: ns1.363.hk and ns1.myhostadmin.net.

ns1.363.hk, ns1.myhostadmin.net, ns3.363.hk and 3 other host names each direct to 118.123.249.114.

ns1.363.hk, ns1.myhostadmin.net, ns4.363.hk and 3 other host names each direct to 118.123.253.132.

ns2.myhostadmin.net, ns2.363.hk, ns4.363.hk and 3 other host names each direct to 240e:d9:c200:1::2.

ns2.myhostadmin.net, ns2.363.hk, ns5.363.hk and ns5.myhostadmin.net each direct to 61.172.183.73.

ns2.myhostadmin.net, ns2.363.hk, ns4.363.hk and ns4.myhostadmin.net each direct to 211.149.230.100.

Host names pointing to 61.172.183.77 IP addresses: ns3.363.hk and ns3.myhostadmin.net.

Host names pointing to 60.247.150.13 IP addresses: ns6.363.hk and ns6.myhostadmin.net.

ltxschool.com - robtex.com

ltxschool.com

com

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`ltxschool.com`

`com`