`urs-elearning.com`

DNSSEC	⚠️ Not signed
A	203.170.190.137^{🇹🇭 CSLOX-IDC-AS-AP203.170.190.0/24 IDC Bangrak Customer}
		PTR	`thsv37.hostatom.com`
NS	`ns2.urs-elearning.com` ⭐ ⚠️ Not in parent delegation
		A	203.170.190.137^{🇹🇭 CSLOX-IDC-AS-AP203.170.190.0/24 IDC Bangrak Customer}
			PTR	`thsv37.hostatom.com`
NS	`ns1.urs-elearning.com` ⚠️ Not in parent delegation
		A	203.170.190.137^{🇹🇭 CSLOX-IDC-AS-AP203.170.190.0/24 IDC Bangrak Customer}
			PTR	`thsv37.hostatom.com`
NS	`th73.hostatom.com` ⚠️ Not in zone NS records
		A	203.170.190.137^{🇹🇭 CSLOX-IDC-AS-AP203.170.190.0/24 IDC Bangrak Customer}
			PTR	`thsv37.hostatom.com`
NS	`th74.hostatom.com` ⚠️ Not in zone NS records
		A	66.70.141.16^{🇨🇦 OVH66.70.128.0/17 Hosting route}
			PTR	`ip16.ip-66-70-141.net`
MX	`mail.urs-elearning.com` ⭐
		A	203.170.190.137^{🇹🇭 CSLOX-IDC-AS-AP203.170.190.0/24 IDC Bangrak Customer}
			PTR	`thsv37.hostatom.com`
TXT	`google-site-verification=5FCIoiLAkAy5mc5LrrefNP3ykB8ngKFeUVFgQZ-lsiM`
TXT	`v=spf1 +a +mx +a:thsv37.hostatom.com -all`
SOA	`ns2.urs-elearning.com`info@ursthailand.com 2025-12-07 #1

`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=1771291435

Subdomains

mail.urs-elearning.com

ns1.urs-elearning.com

ns2.urs-elearning.com

Same first word

urs-elearning.com

DNS History

9 records (6 active, 3 former)

○NSns1.sawatdeeexpress.com2016-12-20 → 2018-01-04 · 4 obs

● 2016-12-20 00:23:18
● 2018-01-04 22:42:20
○ 2026-02-27 12:37:16
○ 2026-03-23 07:19:02

●NSns1.urs-elearning.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-04 22:42:20
● 2026-02-27 12:37:16
● 2026-03-23 07:19:02

○NSns2.sawatdeeexpress.com2016-12-20 → 2018-01-04 · 4 obs

● 2016-12-20 00:23:18
● 2018-01-04 22:42:20
○ 2026-02-27 12:37:16
○ 2026-03-23 07:19:02

●NSns2.urs-elearning.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-04 22:42:20
● 2026-02-27 12:37:16
● 2026-03-23 07:19:02

●NSth73.hostatom.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-04 22:42:20
● 2026-02-27 12:37:16
● 2026-03-23 07:19:02

●NSth74.hostatom.com2026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-04 22:42:20
● 2026-02-27 12:37:16
● 2026-03-23 07:19:02

●MXmail.urs-elearning.com2016-12-20 → 2026-03-23 · 2 obs

● 2016-12-20 00:23:18
● 2026-03-23 07:19:02

○A203.146.170.1552016-12-20 → 2018-01-04 · 4 obs

● 2016-12-20 00:23:18
● 2018-01-04 22:42:20
○ 2026-02-27 12:37:16
○ 2026-03-23 07:19:02

●A203.170.190.1372026-02-27 → 2026-03-23 · 3 obs

○ 2018-01-04 22:42:20
● 2026-02-27 12:37:16
● 2026-03-23 07:19:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
urs-elearning.com	th73.hostatom.com, th74.hostatom.com	2 records

✅ Authoritative Response

Server:203.170.190.137

NS records: th73.hostatom.com, th74.hostatom.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for urs-elearning.com (unsigned zone)

⏱️ Timing

Total: 3559ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.170.190.137`
NS	2	`ns1.urs-elearning.com, ns2.urs-elearning.com`
MX	1	`mail.urs-elearning.com (pri: 10)`
TXT	2	`v=spf1 +a +mx +a:thsv37.hostatom.com -al, google-site-verification=5FCIoiLAkAy5mc5`
SOA	1	`ns2.urs-elearning.com info.ursthailand.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (th73.hostatom.com, th74.hostatom.com)

Analysis

Hierarchy

urs-elearning.com is the parent of mail.urs-elearning.com, ns1.urs-elearning.com and ns2.urs-elearning.com.

IP Addresses

urs-elearning.com resolves to one IP number: 203.170.190.137.

other host names including ns2.gpaasia.com, ns1.siamtape.com, ns2.pandatape.com, ns1.siamfil.com and rux69.com share IP numbers with urs-elearning.com.

Name Servers

urs-elearning.com is delegated to four name servers: th73.hostatom.com, th74.hostatom.com, ns1.urs-elearning.com and ns2.urs-elearning.com.

urs-elearning.com at least partially shares name servers with other domains, for instance rux69.com, k-associate.com, ranongtea.com, amaradoctor.com and sugarconnect.co.

these name servers are commonly used with the name servers ns1.rux69.com, ns2.rux69.com, ns1.k-associate.com, ns2.k-associate.com, ns1.amaradoctor.com, ns2.amaradoctor.com, ns1.uniadvice.co.th and ns2.uniadvice.co.th.

Host names with one IP number:

th73.hostatom.com points to: 203.170.190.137.

th74.hostatom.com points to: 66.70.141.16.

ns1.urs-elearning.com points to: 203.170.190.137.

ns2.urs-elearning.com points to: 203.170.190.137.

Names pointing to 203.170.190.137: th73.hostatom.com, ns1.urs-elearning.com and ns2.urs-elearning.com.

Mail Servers

urs-elearning.com is handled by a single mail server, mail.urs-elearning.com.

mail.urs-elearning.com resolves to IP 203.170.190.137.

urs-elearning.com - robtex.com