off.tw - dns.ninja
off.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.8.143.225🇺🇸 Google34.8.0.0/13 | ||||||
| PTR | 225.143.8.34.bc.googleusercontent.com | ||||||
| NS | localhost@ ⭐ | ||||||
| NS | ns1.cyberdns.tw | ||||||
| A | 34.80.212.212🇹🇼 Google34.80.208.0/20 | ||||||
| PTR | 212.212.80.34.bc.googleusercontent.com | ||||||
| NS | ns2.cyberdns.tw | ||||||
| A | 35.194.228.87🇹🇼 Google35.194.224.0/20 | ||||||
| PTR | 87.228.194.35.bc.googleusercontent.com | ||||||
| SOA | localhost@hostmaster@off.tw serial=2024 | ||||||
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=2011018662 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSlocalhost@2026-02-16 → 2026-06-04 · 3 obs
● 2026-02-16 12:01:50
● 2026-06-04 14:26:32
●NSns1.cyberdns.tw2026-02-16 → 2026-06-04 · 3 obs
● 2026-02-16 12:01:50
● 2026-06-04 14:26:32
●NSns2.cyberdns.tw2026-02-16 → 2026-06-04 · 3 obs
● 2026-02-16 12:01:50
● 2026-06-04 14:26:32
○NSns21.twnic.net.tw2018-09-19 → 2018-09-19 · 3 obs
○ 2026-02-16 12:01:50
○ 2026-06-04 14:26:32
○NSns22.twnic.net.tw2018-09-19 → 2018-09-19 · 3 obs
○ 2026-02-16 12:01:50
○ 2026-06-04 14:26:32
○MXmailredir.twnic.net.tw2018-09-19 → 2026-02-16 · 4 obs
● 2026-02-16 12:01:50
○ 2026-02-28 17:40:54
○ 2026-06-04 14:26:32
○A124.9.9.282018-09-19 → 2018-09-19 · 3 obs
○ 2026-02-16 12:01:50
○ 2026-06-04 14:26:32
○A2001:c50:ffff:1::9622018-09-19 → 2018-09-19 · 3 obs
○ 2026-02-16 12:01:50
○ 2026-06-04 14:26:32
●A34.8.143.2252026-02-16 → 2026-06-04 · 3 obs
● 2026-02-16 12:01:50
● 2026-06-04 14:26:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | d.dns.tw, c.dns.tw, b.dns.tw, g.dns.tw... | - |
| off.tw | ns2.cyberdns.tw, ns1.cyberdns.tw | 2 records |
✅ Authoritative Response
Server:34.80.212.212
NS records: ns2.cyberdns.tw, ns1.cyberdns.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for off.tw (unsigned zone)
⏱️ Timing
Total: 2925ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.8.143.225 |
| NS | 2 | ns1.cyberdns.tw, ns2.cyberdns.tw |
| SOA | 1 | localhost@ hostmaster.off.tw |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.cyberdns.tw, ns1.cyberdns.tw)
Analysis
IP Addresses
off.tw has exactly one IP address — 34.8.143.225.
www.rootfocus.com.tw, zuca-tw.com, songch.com.tw plus two other host names have IP numbers in common with off.tw.
Name Servers
DNS for off.tw is handled by three authoritative name servers: localhost@, ns1.cyberdns.tw and ns2.cyberdns.tw.
At least some of off.tw's name servers are shared with other domains, for example singlinflower.com.tw, hiwalk.com.tw, aitkentech.com.tw and two more.
Each of ns1.cyberdns.tw and ns2.cyberdns.tw has one IP address: ns1.cyberdns.tw uses 34.80.212.212 and ns2.cyberdns.tw uses 35.194.228.87.