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=2006386206 | ||||||
Previously MX for
attach.com.tw |
Same first word
Similar names
DNS History
13 records (6 active, 7 former)
●NSdns.twmail.org2026-02-17 → 2026-07-28 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-28 01:49:02
○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
○ 2026-07-28 01:49:02
○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
○ 2026-07-28 01:49:02
●NSdns2.twmail.org2026-02-17 → 2026-07-28 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-28 01:49:02
○NSlin54.twwebhost.com2017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-28 01:49:02
●MXattach-com-tw.mail.protection.outlook.com2026-02-17 → 2026-07-28 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-28 01:49:02
○MXattach.com.tw2015-06-19 → 2016-09-18 · 4 obs
● 2016-09-18 14:42:46
○ 2017-05-13 05:49:22
○ 2026-07-28 01:49:02
○MXmail.attach.com.tw2017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-28 01:49:02
●MXntvirus.url.com.tw2026-02-17 → 2026-07-28 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-28 01:49:02
●MXntvirus2.url.com.tw2026-02-17 → 2026-07-28 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-28 01:49:02
○A158.69.25.1032017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 05:49:22
○ 2026-02-17 13:23:52
○ 2026-07-28 01:49:02
○A202.39.150.902015-06-19 → 2016-09-18 · 4 obs
● 2016-09-18 14:42:46
○ 2017-05-13 05:49:22
○ 2026-07-28 01:49:02
●A211.72.207.1992026-02-17 → 2026-07-28 · 3 obs
● 2026-02-17 13:23:52
● 2026-07-28 01:49:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | 15 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: 1703ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.72.207.199 |
| NS | 2 | dns.twmail.org, dns2.twmail.org |
| MX | 3 | ntvirus.url.com.tw (pri: 10), ntvirus2.url.com.tw (pri: 10)... |
| TXT | 3 | v=spf1 include:secureserver.net -all, MS=ms27225045... |
| SOA | 1 | dns.twmail.org admin.corp.url.com.tw |
📌 Glue Records Collected
Total: 15
In-bailiwick: 14 (a.dns.tw, b.dns.tw, c.dns.tw...)
Out-of-bailiwick: 1 (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.chino.com.tw, stockroomtw.com, you-xing.com.tw 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.