twcbbook.com - robtex.com
twcbbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.123.243.17🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | sp23.g-dns.com | ||||||
| NS | ns85.g-dns.com ⭐ | ||||||
| A | 103.123.243.15🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | 103-123-243-15.static.ip.net.tw | ||||||
| NS | ns86.g-dns.com | ||||||
| A | 103.123.243.16🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | 103-123-243-16.static.ip.net.tw | ||||||
| MX | twcbbook.com ⭐ | ||||||
| A | 103.123.243.17🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | sp23.g-dns.com | ||||||
| TXT | v=spf1 ip4:103.123.243.14 include:_spf.eee.tw +a +mx +ip4:155.94.159.18 ~all | ||||||
| SOA | ns85.g-dns.comnoc\@cpanel.gmail.com 2026-01-25 #1 | ||||||
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=1774460467 | ||||||
MX for
twcbbook.com |
Same first word
twcbbook.com |
DNS History
9 records (4 active, 5 former)
○NSdns.twmail.org2015-07-04 → 2018-12-05 · 4 obs
● 2018-12-05 09:14:22
○ 2026-02-17 08:32:08
○ 2026-03-25 17:41:34
○NSdns2.twmail.org2015-07-04 → 2018-12-05 · 4 obs
● 2018-12-05 09:14:22
○ 2026-02-17 08:32:08
○ 2026-03-25 17:41:34
●NSns85.g-dns.com2026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 08:32:08
● 2026-03-25 17:41:34
●NSns86.g-dns.com2026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 08:32:08
● 2026-03-25 17:41:34
○MXntvirus.url.com.tw2015-07-04 → 2018-12-05 · 4 obs
● 2018-12-05 09:14:22
○ 2026-02-17 08:32:08
○ 2026-03-25 17:41:34
○MXntvirus2.url.com.tw2015-07-04 → 2018-12-05 · 4 obs
● 2018-12-05 09:14:22
○ 2026-02-17 08:32:08
○ 2026-03-25 17:41:34
●MXtwcbbook.com2026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 08:32:08
● 2026-03-25 17:41:34
●A103.123.243.172026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 08:32:08
● 2026-03-25 17:41:34
○A211.72.206.492015-07-04 → 2018-12-05 · 4 obs
● 2018-12-05 09:14:22
○ 2026-02-17 08:32:08
○ 2026-03-25 17:41:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| twcbbook.com | ns85.g-dns.com, ns86.g-dns.com | 2 records |
✅ Authoritative Response
Server:103.123.243.15
NS records: ns85.g-dns.com, ns86.g-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for twcbbook.com (unsigned zone)
⏱️ Timing
Total: 181ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.123.243.17 |
| NS | 2 | ns86.g-dns.com, ns85.g-dns.com |
| MX | 1 | twcbbook.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:103.123.243.14 include:_spf.e |
| SOA | 1 | ns85.g-dns.com noc\.cpanel.gmail.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns85.g-dns.com, ns86.g-dns.com)
Analysis
Mail Server Role
twcbbook.com serves as the mail server for twcbbook.com.
IP Addresses
twcbbook.com points to a single IP address: 103.123.243.17.
Other host names such as megapower.us, vip8591.com, ibooks.com.tw, bosun.com.tw and taiwanme.org.tw share IP numbers with twcbbook.com.
Name Servers
twcbbook.com is delegated to two name servers: ns85.g-dns.com and ns86.g-dns.com.
twcbbook.com uses the same name server setup as other domains, including bockytech.com.tw, sunmoreinc.com, chyihong.com, theuoffice.com and vip8591.com.
Hostnames with a single IP
ns85.g-dns.com resolves to: 103.123.243.15.
ns86.g-dns.com resolves to: 103.123.243.16.
Mail Servers
Mail for twcbbook.com is handled by a single mail server, twcbbook.com.
Host twcbbook.com points to IP 103.123.243.17.