attach.com.tw - dns.ninja
attach.com.tw
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ ⚠️ Not in parent delegation | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | c.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | d.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | e.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | f.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | g.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | h.dns.tw ⚠️ Not in parent delegation | ||||||
| NS | h.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006385158 | ||||||
Previously MX for
attach.com.tw |
Same first word
Similar names
DNS History
13 records (6 active, 7 former)
●NSdns.twmail.org2026-02-17 → 2026-07-24 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-24 06:19:50
○NSdns1.twwebhost.com2015-06-19 → 2017-05-13 · 6 obs
● 2015-11-07 00:01:20
○ 2016-01-31 19:59:38
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-24 06:19:50
○NSdns2.01webhost.com2015-06-19 → 2016-09-18 · 6 obs
○ 2015-11-07 00:01:20
● 2016-01-31 19:59:38
● 2016-09-18 14:42:46
○ 2017-05-13 05:49:22
○ 2026-07-24 06:19:50
●NSdns2.twmail.org2026-02-17 → 2026-07-24 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-24 06:19:50
○NSlin54.twwebhost.com2017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-24 06:19:50
●MXattach-com-tw.mail.protection.outlook.com2026-02-17 → 2026-07-24 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-24 06:19:50
○MXattach.com.tw2015-06-19 → 2016-09-18 · 4 obs
● 2016-09-18 14:42:46
○ 2017-05-13 05:49:22
○ 2026-07-24 06:19:50
○MXmail.attach.com.tw2017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-24 06:19:50
●MXntvirus.url.com.tw2026-02-17 → 2026-07-24 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-24 06:19:50
●MXntvirus2.url.com.tw2026-02-17 → 2026-07-24 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-24 06:19:50
○A158.69.25.1032017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-24 06:19:50
○A202.39.150.902015-06-19 → 2016-09-18 · 4 obs
● 2016-09-18 14:42:46
○ 2017-05-13 05:49:22
○ 2026-07-24 06:19:50
●A211.72.207.1992026-02-17 → 2026-07-24 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-24 06:19:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, g.dns.tw, d.dns.tw, b.dns.tw... | 16 records |
| attach.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 attach.com.tw (unsigned zone)
⏱️ Timing
Total: 1758ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.72.207.199 |
| NS | 2 | dns2.twmail.org, dns.twmail.org |
| MX | 3 | ntvirus2.url.com.tw (pri: 10), ntvirus.url.com.tw (pri: 10)... |
| TXT | 3 | MS=ms27225045, v=spf1 include:secureserver.net -all... |
| SOA | 1 | dns.twmail.org admin.corp.url.com.tw |
📌 Glue Records Collected
Total: 16
In-bailiwick: 14 (a.dns.tw, b.dns.tw, c.dns.tw...)
Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)
Analysis
IP Addresses
attach.com.tw directs to one IP number, which is 211.72.207.199.
Among the host names that share IP numbers with attach.com.tw are www.dayoungdi.com, www.chino.com.tw, stockroomtw.com and two others.
Name Servers
DNS delegation for attach.com.tw points to two name servers: dns2.twmail.org and dns.twmail.org.
attach.com.tw has the same name server delegation as a number of other domains, such as hkleon.com, qtaxi.com.tw, ghitron.com and two more.
There is an overlap in name servers between attach.com.tw and other domains, for example 228.59.210.in-addr.arpa, fleurlis.com.tw and faster.com.tw
dns2.twmail.org directs to 211.72.204.250 and 2001:b034:201:400:211:72:204:250. dns.twmail.org directs to 210.59.228.119 and 2001:b034:1:800:210:59:228:119. Each host name carries two IP addresses.
Mail Servers
attach.com.tw uses three mail servers — ntvirus2.url.com.tw, ntvirus.url.com.tw and attach-com-tw.mail.protection.outlook.com.
attach.com.tw shares at least some of its mail servers with other domains — for example estandard.com.tw, yayoi.com.tw, imtf4.tw and two more.
Host names resolving to 8 IP numbers:
attach-com-tw.mail.protection.outlook.com has IP addresses 52.101.109.0, 52.101.109.1 and 52.101.119.0, plus 5 other.
Hosts pointing to four IP addresses:
ntvirus2.url.com.tw maps to the following IP addresses: 210.59.228.117, 210.59.228.172, 210.59.228.173 and 210.59.228.178.
ntvirus.url.com.tw maps to the following IP addresses: 210.59.228.117, 210.59.228.172, 210.59.228.173 and 210.59.228.178.
Host names pointing to 210.59.228.117 IP addresses: ntvirus2.url.com.tw and ntvirus.url.com.tw.
Host names pointing to 210.59.228.172 IP addresses: ntvirus2.url.com.tw and ntvirus.url.com.tw.
Host names pointing to 210.59.228.173 IP addresses: ntvirus2.url.com.tw and ntvirus.url.com.tw.
Host names pointing to 210.59.228.178 IP addresses: ntvirus2.url.com.tw and ntvirus.url.com.tw.