usangtechnologyco.com.tw - robtex.com
usangtechnologyco.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.84.203.86🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD. | ||||||
| PTR | so203-86.asiawhere.com | ||||||
| NS | ns1.wt500.com ⭐ | ||||||
| A | 219.84.199.1🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD. | ||||||
| PTR | so199-1.asiawhere.com | ||||||
| NS | ns2.wt500.com | ||||||
| A | 219.84.199.2🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD. | ||||||
| PTR | so199-2.asiawhere.com | ||||||
| MX | mail.usangtechnologyco.com.tw ⭐ | ||||||
| A | 219.84.203.86🇹🇼 SO-NET-TW219.84.192.0/19 So-net Entertainment Taiwan Limited CO., LTD. | ||||||
| PTR | so203-86.asiawhere.com | ||||||
| TXT | v=spf1 a mx ip4:219.84.203.86 ?all | ||||||
| SOA | ns1.wt500.comtonychen@sober.com.tw serial=1449454363 | ||||||
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=2006343710 | ||||||
Subdomains
mail.usangtechnologyco.com.tw |
Same first word
usangtechnologyco.com.tw |
DNS History
4 records (4 active, 0 former)
●MXmail.usangtechnologyco.com.tw2015-07-13 → 2026-04-20 · 2 obs
● 2026-04-20 05:04:58
●A219.84.203.862015-07-13 → 2026-04-20 · 2 obs
● 2026-04-20 05:04:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | - |
| com.tw | g.twnic.net.tw, anytld.apnic.net, h.twnic.net.tw, e.twnic.net.tw... | 17 records |
| usangtechnologyco.com.tw | ns2.wt500.com, ns1.wt500.com | - |
✅ Authoritative Response
Server:219.84.199.1
NS records: ns2.wt500.com, ns1.wt500.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usangtechnologyco.com.tw (unsigned zone)
⏱️ Timing
Total: 1899ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.84.203.86 |
| NS | 2 | ns2.wt500.com, ns1.wt500.com |
| MX | 1 | mail.usangtechnologyco.com.tw (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:219.84.203.86 ?all |
| SOA | 1 | ns1.wt500.com tonychen.sober.com.tw |
📌 Glue Records Collected
Total: 17
Out-of-bailiwick: 17 (h.twnic.net.tw, g.twnic.net.tw, f.twnic.net.tw...)
Analysis
Hierarchy
usangtechnologyco.com.tw is a parent of mail.usangtechnologyco.com.tw.
IP Addresses
usangtechnologyco.com.tw points to a single IP number: 219.84.203.86.
Other host names, for instance mail.xdc.com.tw, tourway.com.tw, xdc.com.tw, so203-86.asiawhere.com and mail.usangtechnologyco.com.tw share IP numbers with usangtechnologyco.com.tw.
Name Servers
Delegation for usangtechnologyco.com.tw rests with two name servers, ns1.wt500.com and ns2.wt500.com.
usangtechnologyco.com.tw shares the same name server setup as other domains, including yungjin.com.tw, xn--wgr682c.tw, yjk-rubber.com, cfw.com.tw and swmall.com.tw.
usangtechnologyco.com.tw at least partially shares name servers with other domains, for instance koufood.com.tw, winhi.com.tw, chini.idv.tw, song-wei.com and leagueyoung.com.
These name servers are commonly used with ns3.wt500.com and ns4.wt500.com.
Host names with one IP number: ns1.wt500.com points to 219.84.199.1; ns2.wt500.com points to 219.84.199.2.
Mail Servers
usangtechnologyco.com.tw is handled by a single mail server, mail.usangtechnologyco.com.tw.
mail.usangtechnologyco.com.tw points to a single IP: 219.84.203.86.