contech.com.tw - dns.ninja
contech.com.tw
com.tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.twnic.net.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.twnic.net.tw | ||||||
| NS | c.twnic.net.tw | ||||||
| NS | d.twnic.net.tw | ||||||
| NS | e.twnic.net.tw | ||||||
| NS | f.twnic.net.tw | ||||||
| NS | g.twnic.net.tw | ||||||
| NS | h.dns.tw | ||||||
| NS | h.twnic.net.tw | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006391836 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns.twmail.org2015-12-10 → 2026-08-13 · 2 obs
● 2026-08-13 23:45:44
●NSdns2.twmail.org2015-12-10 → 2026-08-13 · 2 obs
● 2026-08-13 23:45:44
●MXntvirus.url.com.tw2015-08-13 → 2026-08-13 · 11 obs
● 2017-06-03 15:00:12
○ 2026-07-09 10:51:10
● 2026-07-15 17:21:56
○ 2026-07-31 10:47:06
● 2026-08-01 07:15:22
○ 2026-08-03 03:32:30
● 2026-08-08 20:52:28
○ 2026-08-12 16:57:38
● 2026-08-13 23:45:42
● 2026-08-13 23:45:44
●MXntvirus2.url.com.tw2015-08-13 → 2026-08-13 · 11 obs
● 2017-06-03 15:00:12
○ 2026-07-09 10:51:10
● 2026-07-15 17:21:56
○ 2026-07-31 10:47:06
● 2026-08-01 07:15:22
○ 2026-08-03 03:32:30
● 2026-08-08 20:52:28
○ 2026-08-12 16:57:38
● 2026-08-13 23:45:42
● 2026-08-13 23:45:44
●A210.59.228.1672015-08-13 → 2026-08-13 · 11 obs
● 2017-06-03 15:00:12
○ 2026-07-09 10:51:10
● 2026-07-15 17:21:56
○ 2026-07-31 10:47:06
● 2026-08-01 07:15:22
○ 2026-08-03 03:32:30
● 2026-08-08 20:52:28
○ 2026-08-12 16:57:38
● 2026-08-13 23:45:42
● 2026-08-13 23:45:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | h.dns.tw, a.dns.tw, c.dns.tw, b.dns.tw... | - |
| contech.com.tw | dns.twmail.org, dns2.twmail.org | - |
✅ Authoritative Response
Server:211.72.204.250
NS records: dns.twmail.org, dns2.twmail.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contech.com.tw (unsigned zone)
⏱️ Timing
Total: 1214ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.59.228.167 |
| NS | 2 | dns2.twmail.org, dns.twmail.org |
| MX | 2 | ntvirus2.url.com.tw (pri: 10), ntvirus.url.com.tw (pri: 10) |
| SOA | 1 | dns.twmail.org admin.corp.url.com.tw |
Analysis
IP Addresses
contech.com.tw points to a single IP number: 210.59.228.167.
Additional host names — fleshlight-tw.com, neuniq.com, community.twmail.org and two others — share IP numbers with contech.com.tw.
Name Servers
contech.com.tw is served by two delegated name servers, dns2.twmail.org and dns.twmail.org.
contech.com.tw shares its name server setup with other domains, including ktpltd.com, gishann.com, arsformosa.com.tw and two others.
The name servers for contech.com.tw overlap at least in part with those of other domains, including chen-yang.tw and sunon.net.
Each of the two host names carries two IP addresses: dns2.twmail.org points to 211.72.204.250 and 2001:b034:201:400:211:72:204:250, and dns.twmail.org points to 210.59.228.119 and 2001:b034:1:800:210:59:228:119.
Mail Servers
contech.com.tw has two mail servers: ntvirus2.url.com.tw and ntvirus.url.com.tw.
contech.com.tw shares the same mail server setup as other domains, including labeltape.com.tw, giftu.com.tw, cooke.com.tw and two others.
The mail servers for contech.com.tw overlap at least partially with those of other domains, including weipang.com.tw and www.dingding.com.tw.
Each of the hosts ntvirus2.url.com.tw and ntvirus.url.com.tw points to four IP numbers: ntvirus2.url.com.tw directs to 210.59.228.117, 210.59.228.172, 210.59.228.173 and 210.59.228.178 and ntvirus.url.com.tw points to 210.59.228.117, 210.59.228.172, 210.59.228.173 and 210.59.228.178.
These two host names — ntvirus2.url.com.tw and ntvirus.url.com.tw — each point to 210.59.228.117 IP addresses.
These two host names — ntvirus2.url.com.tw and ntvirus.url.com.tw — each point to 210.59.228.172 IP addresses.
These two host names — ntvirus2.url.com.tw and ntvirus.url.com.tw — each point to 210.59.228.173 IP addresses.
These two host names — ntvirus2.url.com.tw and ntvirus.url.com.tw — each point to 210.59.228.178 IP addresses.