b72b.com - robtex.com
b72b.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.131.164🇹🇼 NCIC-TW220.228.131.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | ll-220-228-131-164.ll.sparqnet.net | ||||||
| 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@b72b.com serial=2019 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777222776 | ||||||
Previously MX for
b72b.com |
Subdomains
www.b72b.com |
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
○NSdns1.f1.com.tw2015-07-06 → 2016-03-29 · 4 obs
● 2016-03-29 03:04:50
○ 2017-03-13 20:04:22
○ 2026-04-26 17:13:22
○NSdns2.f1.com.tw2015-07-06 → 2016-03-29 · 4 obs
● 2016-03-29 03:04:50
○ 2017-03-13 20:04:22
○ 2026-04-26 17:13:22
●NSlocalhost@2026-04-04 → 2026-04-26 · 3 obs
● 2026-04-04 21:22:38
● 2026-04-26 17:13:22
○NSlocalhost\@2017-03-13 → 2020-01-17 · 5 obs
● 2017-03-13 20:04:22
● 2020-01-17 19:33:38
○ 2026-04-04 21:22:38
○ 2026-04-26 17:13:22
●NSns1.cyberdns.tw2020-01-17 → 2026-04-26 · 3 obs
● 2020-01-17 19:33:38
● 2026-04-26 17:13:22
●NSns2.cyberdns.tw2020-01-17 → 2026-04-26 · 3 obs
● 2020-01-17 19:33:38
● 2026-04-26 17:13:22
○NSpdns1.pchome.com.tw2017-03-13 → 2017-03-13 · 4 obs
● 2017-03-13 20:04:22
○ 2020-01-17 19:33:38
○ 2026-04-26 17:13:22
○NSpdns2.pchome.com.tw2017-03-13 → 2017-03-13 · 4 obs
● 2017-03-13 20:04:22
○ 2020-01-17 19:33:38
○ 2026-04-26 17:13:22
○MXb72b.com2015-07-06 → 2016-03-29 · 4 obs
● 2016-03-29 03:04:50
○ 2017-03-13 20:04:22
○ 2026-04-26 17:13:22
○MXwww.b72b.com2015-07-06 → 2016-03-29 · 4 obs
● 2016-03-29 03:04:50
○ 2017-03-13 20:04:22
○ 2026-04-26 17:13:22
○A218.32.213.2292015-07-06 → 2016-03-29 · 4 obs
● 2016-03-29 03:04:50
○ 2017-03-13 20:04:22
○ 2026-04-26 17:13:22
●A220.228.131.1642020-01-17 → 2026-04-26 · 3 obs
● 2020-01-17 19:33:38
● 2026-04-26 17:13:22
○A220.228.6.1472017-03-13 → 2017-03-13 · 4 obs
● 2017-03-13 20:04:22
○ 2020-01-17 19:33:38
○ 2026-04-26 17:13:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net... | - |
| b72b.com | ns1.cyberdns.tw, ns2.cyberdns.tw | - |
✅ Authoritative Response
Server:34.80.212.212
NS records: ns1.cyberdns.tw, ns2.cyberdns.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b72b.com (unsigned zone)
⏱️ Timing
Total: 1380ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.228.131.164 |
| NS | 2 | ns2.cyberdns.tw, ns1.cyberdns.tw |
| SOA | 1 | localhost@ hostmaster.b72b.com |
Analysis
Hierarchy
The parent of www.b72b.com is b72b.com.
IP Addresses
b72b.com points to a single IP: 220.228.131.164.
Other host names, for instance t2ff.com, rub173.com, www.t2h2.com, k899k.com and 961abc.com share IP numbers with b72b.com.
Name Servers
b72b.com is delegated to three name servers: localhost@, ns1.cyberdns.tw and ns2.cyberdns.tw.
b72b.com partially shares name servers with other domains; examples include tws-oilseal.com.tw, newhome.tw, taitai.tw, carzybox.com and jd-shop.com.tw.
Host names with one IP number: The host name ns1.cyberdns.tw points to 34.80.212.212 and the host name ns2.cyberdns.tw points to 35.194.228.87.