gjubook.com - robtex.com
gjubook.com
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=1785663657 | ||||||
NS for
gjubook.com |
Previously MX for
gjubook.com |
Same first word
gjubook.com |
DNS History
10 records (8 active, 2 former)
●NSgjubook.com2015-06-23 → 2026-08-02 · 3 obs
● 2015-06-23 02:23:08
● 2026-08-02 09:43:52
●NSns.cafe24.com2015-06-23 → 2026-08-02 · 3 obs
● 2015-06-23 02:23:08
● 2026-08-02 09:43:52
●NSns1.cafe24.co.kr2026-07-02 → 2026-08-02 · 3 obs
● 2026-07-02 19:26:14
● 2026-08-02 09:43:52
●NSns1.cafe24.com2026-07-02 → 2026-08-02 · 3 obs
● 2026-07-02 19:26:14
● 2026-08-02 09:43:52
●NSns2.cafe24.co.kr2026-07-02 → 2026-08-02 · 3 obs
● 2026-07-02 19:26:14
● 2026-08-02 09:43:52
●NSns2.cafe24.com2015-06-23 → 2026-08-02 · 3 obs
● 2015-06-23 02:23:08
● 2026-08-02 09:43:52
○MXgjubook.com2008-03-16 → 2008-03-16 · 3 obs
○ 2015-06-23 02:23:08
○ 2026-08-02 09:43:52
●MXuws64-110.cafe24.com2015-06-23 → 2026-08-02 · 3 obs
● 2015-06-23 02:23:08
● 2026-08-02 09:43:52
●A183.111.161.882015-06-23 → 2026-08-02 · 3 obs
● 2015-06-23 02:23:08
● 2026-08-02 09:43:52
○A222.122.39.1652008-03-16 → 2008-03-16 · 3 obs
○ 2015-06-23 02:23:08
○ 2026-08-02 09:43:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| gjubook.com | ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr | 9 records |
✅ Authoritative Response
Server:1.226.85.4
NS records: ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gjubook.com (unsigned zone)
⏱️ Timing
Total: 1274ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.111.161.88 |
| NS | 2 | ns.cafe24.com, ns2.cafe24.com |
| MX | 1 | uws64-110.cafe24.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:183.111.161.88 ~all |
| SOA | 1 | gjubook.com postmaster.gjubook.com |
📌 Glue Records Collected
Total: 9
Out-of-bailiwick: 9 (ns2.cafe24.com, ns2.cafe24.com, ns2.cafe24.com...)
Analysis
Name Server Role
gjubook.com serves as a name server for itself — gjubook.com is its own authoritative name server.
ns.cafe24.com, ns2.cafe24.com and ns1.cafe24.com frequently serve as name servers alongside gjubook.com.
IP Addresses
gjubook.com points to a single IP number: 183.111.161.88.
Additional host names — uws64-110.cafe24.com, fineapptech.com, okinc.co.kr and two others — share IP numbers with gjubook.com.
Name Servers
gjubook.com carries NS delegation across 6 name servers — gjubook.com, ns1.cafe24.com, ns2.cafe24.com and 3 other.
There is at least partial name server overlap between gjubook.com and other domains — clius.co.kr, booksmart.co.kr, nicetech.co.kr and two more among them.
These name servers regularly appear alongside ns1.cafe24.co.kr, ns2.cafe24.co.kr, ns0.cafe24.com and 4 other name servers in NS record sets.
Host names that resolve to five IP addresses:
ns1.cafe24.com points to 112.175.246.230, 112.175.246.231, 116.126.143.242 and two other IP addresses.
Host names resolving to four IP addresses:
ns2.cafe24.com resolves to four IP addresses — 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.
ns.cafe24.com resolves to four IP addresses — 112.175.246.226, 112.175.247.226, 175.125.93.135 and 175.125.93.145.
ns1.cafe24.co.kr resolves to four IP addresses — 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137.
ns2.cafe24.co.kr resolves to four IP addresses — 112.175.247.232, 112.175.247.233, 175.125.93.146 and 175.125.93.147.
Host names pointing to a single IP address:
gjubook.com points to the IP address 183.111.161.88.
These two host names — ns1.cafe24.com and ns.cafe24.com — each point to 175.125.93.135 IP addresses.
Mail Servers
gjubook.com has one mail server: uws64-110.cafe24.com.
gjubook.com shares the same mail server setup as other domains, including nixvalve.com, chainho.net, nbop.net and two others.
gjubook.com and other domains — chingune.or.kr for instance — share at least some mail servers.
These mail servers are frequently used alongside the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com, plus two others.
There is one IP number for uws64-110.cafe24.com: 183.111.161.88.