tecsrun.com - dns.ninja

`tecsrun.com`

DNSSEC	⚠️ Not signed
A	203.189.128.68^{🇰🇭 Online203.189.128.0/24 ONLINE}
		PTR	`cpanel.online.com.kh`
NS	`dns1.online.com.kh` ⭐
NS	`dns2.online.com.kh`
		A	203.189.128.2^{🇰🇭 Online203.189.128.0/24 ONLINE}
			PTR	`dns2.online.com.kh`
NS	`dns3.online.com.kh` ⚠️ Not in parent delegation
		A	124.248.161.60^{🇰🇭 Online124.248.161.0/24 ONLINE}
			PTR	`dns3.online.com.kh`
MX	`d238616a.ess.barracudanetworks.com` ⭐
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
MX	`d238616b.ess.barracudanetworks.com` ⭐
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
TXT	`v=spf1 ip4:203.189.128.68 ip4:203.189.128.68 +a +mx +include:spf.online.com.k...`
SOA	`dns1.online.com.kh`system@cogetel.com.kh 2026-06-23 #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=1783988637

Previously MX for

tecsrun.com

Same first word

tecsrun.com

Similar names

csurent.com

centrus.spb.ru

centrus.com.br

strucne.com

nectrus.com

centrus.co

uscrent.com

centrus.su

suncert.com

centrus.eu

trencus.com

centrus.pl

centrus.ru

centrus.com.au

centrus.hr

cternus.net

centrus.digital

centrus.rs

ctnurse.com

centrus.de

suntrec.at

centrus.com

centrus.org.br

scruent.com

tcnurse.org.tw

centrus.ua

centrus.org

curtsen.dk

surcent.com

nucerts.com

centrus.lv

DNS History

17 records (6 active, 11 former)

●NSdns1.online.com.kh2026-03-22 → 2026-07-14 · 3 obs

○ 2018-11-28 09:30:46
● 2026-03-22 20:22:12
● 2026-07-14 00:41:00

●NSdns2.online.com.kh2026-03-22 → 2026-07-14 · 3 obs

○ 2018-11-28 09:30:46
● 2026-03-22 20:22:12
● 2026-07-14 00:41:00

●NSdns3.online.com.kh2026-03-22 → 2026-07-14 · 3 obs

○ 2018-11-28 09:30:46
● 2026-03-22 20:22:12
● 2026-07-14 00:41:00

○NSns-1286.awsdns-32.org2016-11-20 → 2018-11-28 · 5 obs

○ 2016-04-21 00:26:20
● 2016-11-20 09:35:50
● 2018-11-28 09:30:46
○ 2026-03-22 20:22:12
○ 2026-07-14 00:41:00

○NSns-1923.awsdns-48.co.uk2016-11-20 → 2018-11-28 · 5 obs

○ 2016-04-21 00:26:20
● 2016-11-20 09:35:50
● 2018-11-28 09:30:46
○ 2026-03-22 20:22:12
○ 2026-07-14 00:41:00

○NSns-643.awsdns-16.net2016-11-20 → 2018-11-28 · 5 obs

○ 2016-04-21 00:26:20
● 2016-11-20 09:35:50
● 2018-11-28 09:30:46
○ 2026-03-22 20:22:12
○ 2026-07-14 00:41:00

○NSns-71.awsdns-08.com2016-11-20 → 2018-11-28 · 5 obs

○ 2016-04-21 00:26:20
● 2016-11-20 09:35:50
● 2018-11-28 09:30:46
○ 2026-03-22 20:22:12
○ 2026-07-14 00:41:00

○NSns1.flash-it.tw2015-06-25 → 2016-04-21 · 4 obs

● 2015-06-25 06:23:40
● 2016-04-21 00:26:20
○ 2016-11-20 09:35:50
○ 2026-07-14 00:41:00

○NSns2.flash-it.tw2015-06-25 → 2016-04-21 · 4 obs

● 2015-06-25 06:23:40
● 2016-04-21 00:26:20
○ 2016-11-20 09:35:50
○ 2026-07-14 00:41:00

●MXd238616a.ess.barracudanetworks.com2026-03-22 → 2026-07-14 · 3 obs

○ 2018-11-28 09:30:46
● 2026-03-22 20:22:12
● 2026-07-14 00:41:00

●MXd238616b.ess.barracudanetworks.com2026-03-22 → 2026-07-14 · 3 obs

○ 2018-11-28 09:30:46
● 2026-03-22 20:22:12
● 2026-07-14 00:41:00

○MXsmtp.spamgates.net2016-11-20 → 2016-11-20 · 4 obs

○ 2015-06-25 06:23:40
● 2016-11-20 09:35:50
○ 2018-11-28 09:30:46
○ 2026-07-14 00:41:00

○MXtecsrun.com2015-06-25 → 2018-11-28 · 4 obs

● 2015-06-25 06:23:40
● 2018-11-28 09:30:46
○ 2026-03-22 20:22:12
○ 2026-07-14 00:41:00

○A103.224.30.2502018-11-28 → 2018-11-28 · 4 obs

○ 2016-11-20 09:35:50
● 2018-11-28 09:30:46
○ 2026-03-22 20:22:12
○ 2026-07-14 00:41:00

○A103.224.31.1632016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-21 00:26:20
● 2016-11-20 09:35:50
○ 2018-11-28 09:30:46
○ 2026-07-14 00:41:00

○A173.237.190.1112015-06-25 → 2016-04-21 · 4 obs

● 2015-06-25 06:23:40
● 2016-04-21 00:26:20
○ 2016-11-20 09:35:50
○ 2026-07-14 00:41:00

●A203.189.128.682026-03-22 → 2026-07-14 · 3 obs

○ 2018-11-28 09:30:46
● 2026-03-22 20:22:12
● 2026-07-14 00:41:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net...	-
tecsrun.com	dns1.online.com.kh, dns2.online.com.kh	-

✅ Authoritative Response

Server:203.189.128.2

NS records: dns1.online.com.kh, dns2.online.com.kh

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tecsrun.com (unsigned zone)

⏱️ Timing

Total: 1306ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.189.128.68`
NS	3	`dns1.online.com.kh, dns3.online.com.kh...`
MX	2	`d238616a.ess.barracudanetworks.com (pri:, d238616b.ess.barracudanetworks.com (pri:`
TXT	1	`v=spf1 ip4:203.189.128.68 ip4:203.189.12`
SOA	1	`dns1.online.com.kh system.cogetel.com.kh`

Analysis

IP Addresses

tecsrun.com resolves to just one IP address, 203.189.128.68.

Two other host names, along with ppcb.com.kh, deam.com.kh and mail.ncdd.gov.kh, also share IP numbers with tecsrun.com.

Name Servers

tecsrun.com is served by three name servers: dns1.online.com.kh, dns2.online.com.kh and dns3.online.com.kh.

There is at least partial name server overlap between tecsrun.com and other domains — ocic.com.kh, azgroup.com.kh, 130.189.203.in-addr.arpa and two more among them.

These name servers regularly appear alongside cpanel.online.com.kh, dns1.bigpond.com.kh, dns3.bigpond.com.kh and 6 other name servers in NS record sets.

dns2.online.com.kh → 203.189.128.2 and dns3.online.com.kh → 124.248.161.60: one IP number per host name.

Mail Servers

tecsrun.com is served by two mail servers, d238616a.ess.barracudanetworks.com and d238616b.ess.barracudanetworks.com.

d238616a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255; likewise, d238616b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d238616a.ess.barracudanetworks.com and d238616b.ess.barracudanetworks.com each have 209.222.82.252 IP addresses.

d238616a.ess.barracudanetworks.com and d238616b.ess.barracudanetworks.com each have 209.222.82.253 IP addresses.

d238616a.ess.barracudanetworks.com and d238616b.ess.barracudanetworks.com each have 209.222.82.255 IP addresses.