cschang.com - robtex.com
cschang.com
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=1784416302 | ||||||
Previously MX for
cschang.com |
Subdomains
www.cschang.com |
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSdns.twmail.org2026-07-02 → 2026-07-18 · 3 obs
● 2026-07-02 23:47:16
● 2026-07-18 23:39:48
●NSdns2.twmail.org2026-07-02 → 2026-07-18 · 3 obs
● 2026-07-02 23:47:16
● 2026-07-18 23:39:48
○NSns.hinetserver.com2015-05-29 → 2020-04-01 · 5 obs
● 2015-05-29 00:44:38
● 2020-04-01 10:30:48
○ 2026-07-02 23:47:16
○ 2026-07-18 23:39:48
○NSns2.hinetserver.com2015-05-29 → 2020-04-01 · 5 obs
● 2015-05-29 00:44:38
● 2020-04-01 10:30:48
○ 2026-07-02 23:47:16
○ 2026-07-18 23:39:48
○NSns3.hinetserver.com2015-05-29 → 2020-04-01 · 5 obs
● 2015-05-29 00:44:38
● 2020-04-01 10:30:48
○ 2026-07-02 23:47:16
○ 2026-07-18 23:39:48
○MXcschang.com2015-05-29 → 2020-04-01 · 5 obs
● 2015-05-29 00:44:38
● 2020-04-01 10:30:48
○ 2026-07-02 23:47:16
○ 2026-07-18 23:39:48
●MXntvirus.url.com.tw2026-07-02 → 2026-07-18 · 3 obs
● 2026-07-02 23:47:16
● 2026-07-18 23:39:48
●MXntvirus2.url.com.tw2026-07-02 → 2026-07-18 · 3 obs
● 2026-07-02 23:47:16
● 2026-07-18 23:39:48
○A122.146.210.672015-05-29 → 2017-03-30 · 5 obs
● 2015-05-29 00:44:38
● 2017-03-30 11:06:26
○ 2020-04-01 10:30:48
○ 2026-07-18 23:39:48
●A211.72.207.2312026-07-02 → 2026-07-18 · 3 obs
● 2026-07-02 23:47:16
● 2026-07-18 23:39:48
○A61.63.62.672020-04-01 → 2020-04-01 · 4 obs
● 2020-04-01 10:30:48
○ 2026-07-02 23:47:16
○ 2026-07-18 23:39:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net... | - |
| cschang.com | dns.twmail.org, dns2.twmail.org | - |
✅ Authoritative Response
Server:210.59.228.119
NS records: dns.twmail.org, dns2.twmail.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cschang.com (unsigned zone)
⏱️ Timing
Total: 923ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.72.207.231 |
| NS | 2 | dns.twmail.org, dns2.twmail.org |
| MX | 2 | ntvirus.url.com.tw (pri: 10), ntvirus2.url.com.tw (pri: 20) |
| SOA | 1 | dns.twmail.org admin.corp.url.com.tw |
Analysis
Hierarchy
www.cschang.com is delegated beneath cschang.com.
IP Addresses
cschang.com resolves to just one IP address, 211.72.207.231.
Two other host names, along with www.hme.com.tw, www.cschang.com and shengchun.com.tw, also share IP numbers with cschang.com.
Name Servers
cschang.com has two authoritative name servers — dns2.twmail.org and dns.twmail.org.
cschang.com shares its NS records with other domains, for example yoyoclinic.com.tw, babyace.com.tw, var.com.tw and two others.
Some name servers delegated to cschang.com are also used by other domains, notably c-electric.com and forchem.com.tw.
Both dns2.twmail.org and dns.twmail.org have two IP addresses each. dns2.twmail.org resolves to 211.72.204.250 and 2001:b034:201:400:211:72:204:250; dns.twmail.org resolves to 210.59.228.119 and 2001:b034:1:800:210:59:228:119.
Mail Servers
cschang.com is served by two mail servers, ntvirus2.url.com.tw and ntvirus.url.com.tw.
Among the domains sharing a mail server setup with cschang.com are archeryfun.com.tw, hides.com.tw, eclipseburner.com.tw and two others.
cschang.com and other domains — im-dsp.com for instance — share at least some mail servers.
These mail servers often co-occur with the mail servers smtp.google.com.
The hosts ntvirus2.url.com.tw and ntvirus.url.com.tw each point to four IP addresses: ntvirus2.url.com.tw resolves to 210.59.228.117, 210.59.228.172, 210.59.228.173 and 210.59.228.178 and ntvirus.url.com.tw directs to 210.59.228.117, 210.59.228.172, 210.59.228.173 and 210.59.228.178.
The host names ntvirus2.url.com.tw and ntvirus.url.com.tw both resolve to 210.59.228.117 IP addresses.
The host names ntvirus2.url.com.tw and ntvirus.url.com.tw both resolve to 210.59.228.172 IP addresses.
The host names ntvirus2.url.com.tw and ntvirus.url.com.tw both resolve to 210.59.228.173 IP addresses.
The host names ntvirus2.url.com.tw and ntvirus.url.com.tw both resolve to 210.59.228.178 IP addresses.