drtechsys.com - dns.ninja
drtechsys.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 110.45.144.165🇰🇷 DACOM-NET110.45.128.0/17 contact center@kidc.net,noc@bora.net if necessary, | ||||||
| NS | ns1.asadal.net ⭐ | ||||||
| A | 121.254.243.201🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns2.asadal.net | ||||||
| A | 121.254.243.202🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| MX | drtechsys.com ⭐ | ||||||
| A | 110.45.144.165🇰🇷 DACOM-NET110.45.128.0/17 contact center@kidc.net,noc@bora.net if necessary, | ||||||
| TXT | v=spf1 ip4:110.45.144.165 ~all | ||||||
| SOA | ns1.asadal.netroot@ns1.asadal.net 2007-12-12 #2 | ||||||
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.netnstld@verisign-grs.com serial=1792646661 | ||||||
MX for
drtechsys.com |
Subdomains
mail.drtechsys.com |
Same first word
drtechsys.com |
Similar names
Previous names
Next names
DNS History
7 records (4 active, 3 former)
●NSns1.asadal.net2015-07-09 → 2026-10-22 · 2 obs
● 2026-10-22 05:35:56
●NSns2.asadal.net2015-07-09 → 2026-10-22 · 2 obs
● 2026-10-22 05:35:56
●MXdrtechsys.com2026-08-30 → 2026-10-22 · 3 obs
● 2026-08-30 16:19:58
● 2026-10-22 05:35:56
○MXfilter_v.asadal.com2015-07-09 → 2016-02-12 · 4 obs
● 2016-02-12 20:05:08
○ 2017-02-07 15:06:56
○ 2026-10-22 05:35:56
○MXmail.drtechsys.com2017-02-07 → 2018-06-10 · 5 obs
● 2017-02-07 15:06:56
● 2018-06-10 10:36:44
○ 2026-08-30 16:19:58
○ 2026-10-22 05:35:56
●A110.45.144.1652026-08-30 → 2026-10-22 · 3 obs
● 2026-08-30 16:19:58
● 2026-10-22 05:35:56
○A110.45.146.872015-07-09 → 2018-06-10 · 4 obs
● 2018-06-10 10:36:44
○ 2026-08-30 16:19:58
○ 2026-10-22 05:35:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net... | - |
| drtechsys.com | ns1.asadal.net, ns2.asadal.net | - |
✅ Authoritative Response
Server:121.254.243.202
NS records: ns1.asadal.net, ns2.asadal.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for drtechsys.com (unsigned zone)
⏱️ Timing
Total: 2418ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 110.45.144.165 |
| NS | 2 | ns2.asadal.net, ns1.asadal.net |
| MX | 1 | drtechsys.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:110.45.144.165 ~all |
| SOA | 1 | ns1.asadal.net root.ns1.asadal.net |
Analysis
Hierarchy
mail.drtechsys.com is a subdomain of drtechsys.com.
Mail Server Role
The MX record for drtechsys.com points back to drtechsys.com — it is its own mail server.
IP Addresses
drtechsys.com directs to one IP number, which is 110.45.144.165.
Among the host names that share IP numbers with drtechsys.com are sanarea.new21.net, educul.new21.net, pen119.com and two others.
Name Servers
drtechsys.com is delegated to two name servers: ns1.asadal.net and ns2.asadal.net.
drtechsys.com has the same name server delegation as a number of other domains, such as sicpr.org, realmap.kr, codiplaza.co.kr and two more.
The name servers of drtechsys.com overlap at least partially with those of other domains — among them elviskorea.com, eva.ne.kr, bestpension.net and two more.
These name servers commonly co-occur with the name servers ns.interpia98.net, ns.piahost.net, ns2.kobis.net and ns.nahosting.net.
Both ns1.asadal.net and ns2.asadal.net have a single IP address each — ns1.asadal.net resolves to 121.254.243.201 while ns2.asadal.net resolves to 121.254.243.202.
Mail Servers
The MX record for drtechsys.com points to a single mail server: drtechsys.com.
drtechsys.com resolves to a single IP number: 110.45.144.165.