gbbook.com - robtex.com
gbbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 222.239.254.189🇰🇷 SKB-NET222.232.0.0/13 SK Broadband | ||||||
| NS | ns1.webvista7.kr ⭐ | ||||||
| A | 222.239.254.188🇰🇷 SKB-NET222.232.0.0/13 SK Broadband | ||||||
| PTR | sendex.co.kr | ||||||
| PTR | webvista.co.kr | ||||||
| NS | ns1.webct.kr | ||||||
| A | 222.239.254.188🇰🇷 SKB-NET222.232.0.0/13 SK Broadband | ||||||
| PTR | sendex.co.kr | ||||||
| PTR | webvista.co.kr | ||||||
| NS | ns2.webct.kr | ||||||
| A | 222.239.254.188🇰🇷 SKB-NET222.232.0.0/13 SK Broadband | ||||||
| PTR | sendex.co.kr | ||||||
| PTR | webvista.co.kr | ||||||
| SOA | ns1.webvista7.kradmin@gbbook.com 2025-12-26 #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=1774845357 | ||||||
Same first word
gbbook.com |
Similar names
DNS History
10 records (4 active, 6 former)
○NS20150129042015-08-06 → 2017-03-26 · 5 obs
● 2015-08-06 07:13:34
● 2017-03-26 10:33:52
○ 2026-02-16 22:34:22
○ 2026-03-30 05:03:36
○NSns.gabia.co.kr2007-10-31 → 2007-10-31 · 3 obs
○ 2015-08-06 07:13:34
○ 2026-03-30 05:03:36
○NSns1.gabia.co.kr2007-10-31 → 2007-10-31 · 3 obs
○ 2015-08-06 07:13:34
○ 2026-03-30 05:03:36
●NSns1.webct.kr2015-08-06 → 2026-03-30 · 3 obs
● 2015-08-06 07:13:34
● 2026-03-30 05:03:36
●NSns1.webvista7.kr2026-02-16 → 2026-03-30 · 3 obs
● 2026-02-16 22:34:22
● 2026-03-30 05:03:36
●NSns2.webct.kr2015-08-06 → 2026-03-30 · 3 obs
● 2015-08-06 07:13:34
● 2026-03-30 05:03:36
○MXmail.gbbook.com2007-10-31 → 2007-10-31 · 3 obs
○ 2015-08-06 07:13:34
○ 2026-03-30 05:03:36
○A211.43.212.112007-10-31 → 2007-10-31 · 3 obs
○ 2015-08-06 07:13:34
○ 2026-03-30 05:03:36
○A222.239.254.1802015-08-06 → 2017-03-26 · 5 obs
● 2015-08-06 07:13:34
● 2017-03-26 10:33:52
○ 2026-02-16 22:34:22
○ 2026-03-30 05:03:36
●A222.239.254.1892026-02-16 → 2026-03-30 · 3 obs
● 2026-02-16 22:34:22
● 2026-03-30 05:03:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| gbbook.com | ns1.webct.kr, ns2.webct.kr | - |
✅ Authoritative Response
Server:222.239.254.188
NS records: ns1.webct.kr, ns2.webct.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gbbook.com (unsigned zone)
⏱️ Timing
Total: 1018ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 222.239.254.189 |
| NS | 2 | ns1.webct.kr, ns2.webct.kr |
| SOA | 1 | ns1.webvista7.kr admin.gbbook.com |
Analysis
IP Addresses
gbbook.com points to a single IP number: 222.239.254.189.
Other host names, for instance rodico.co.kr, havaedu.com, hanbeot.org, xn--zf4bu9ai8g0qi89i.com and www.mrtc.re.kr share IP numbers with gbbook.com.
Name Servers
The delegation for gbbook.com is handled by three name servers: ns1.webct.kr, ns2.webct.kr and ns1.webvista7.kr.
gbbook.com at least partially shares name servers with other domains, for instance airfair.or.kr, xn--zf4bu9ai8g0qi89i.com, redwoodcomm.com, nanokorea.or.kr and cphikorea.co.kr.
These name servers are commonly used with ns2.webvista7.kr, ns3.webvista7.kr, ns2.webvista.kr, ns.webvista.kr, ns2.webvista.org and ns.webvista.org.
Host names sharing a single IP address:
The host name ns1.webct.kr points to 222.239.254.188.
The host name ns2.webct.kr points to 222.239.254.188.
The host name ns1.webvista7.kr points to 222.239.254.188.
Host names that point to 222.239.254.188: ns1.webct.kr, ns2.webct.kr and ns1.webvista7.kr.