usb.tw - robtex.com
usb.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.20.84.62🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-84-62.compute-1.amazonaws.com | ||||||
| NS | ns1.atom.com ⭐ | ||||||
| A | 44.219.81.145🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| PTR | ec2-44-219-81-145.compute-1.amazonaws.com | ||||||
| NS | ns2.atom.com | ||||||
| A | 50.19.240.86🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix | ||||||
| PTR | ec2-50-19-240-86.compute-1.amazonaws.com | ||||||
| TXT | 59f3935e-3d72-46b6-a0c4-be27a513e165 | ||||||
| TXT | afternic-verification-X2E44WJLdWQwQ7gakAxZE6 | ||||||
| SOA | ns1.atom.comhostmaster@usb.tw 2026-05-18 #1 | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2011018712 | ||||||
Subdomains
www.usb.tw |
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●A52.20.84.622026-05-05 → 2026-06-05 · 2 obs
● 2026-06-05 00:06:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | - |
| usb.tw | ns1.atom.com, ns2.atom.com | - |
✅ Authoritative Response
Server:44.219.81.145
NS records: ns1.atom.com, ns2.atom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usb.tw (unsigned zone)
⏱️ Timing
Total: 934ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns2.atom.com, ns1.atom.com |
| TXT | 2 | 59f3935e-3d72-46b6-a0c4-be27a513e165, afternic-verification-X2E44WJLdWQwQ7gakA |
| SOA | 1 | ns1.atom.com hostmaster.usb.tw |
Analysis
Hierarchy
usb.tw is the parent zone for www.usb.tw.
IP Addresses
usb.tw resolves to just one IP address, 52.20.84.62.
Two other host names, along with ra-store.com, aptov.com and scoutingo.com, also share IP numbers with usb.tw.
Name Servers
usb.tw has two authoritative name servers — ns1.atom.com and ns2.atom.com.
usb.tw shares its NS records with other domains, for example paknow.com, solavic.com, floridakeyslodging.com and two others.
usb.tw at least partially shares name servers with other domains, for instance confud.com, ecomaster.org and jetcorner.com.
These name servers often co-occur with the name servers verification-yhehuhyrvixzqbtydgzisf.ns101.verify.hn.
ns1.atom.com resolves to 44.219.81.145. ns2.atom.com resolves to 50.19.240.86. Both host names point to a single IP number.