blued21.com - robtex.com
blued21.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=1771291435 | ||||||
NS for
blued21.com |
Same first word
blued21.com |
DNS History
16 records (7 active, 9 former)
●NSblued21.com2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
○NSdns1.nanuminet.com2015-08-17 → 2015-08-17 · 3 obs
○ 2015-12-21 09:16:26
○ 2026-03-22 14:32:14
○NSdns2.nanuminet.com2015-08-17 → 2015-08-17 · 3 obs
○ 2015-12-21 09:16:26
○ 2026-03-22 14:32:14
●NSns1.cafe24.co.kr2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
●NSns1.cafe24.com2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
○NSns1.dubuplus.com2018-01-22 → 2018-01-22 · 4 obs
● 2018-01-22 03:47:10
○ 2026-03-06 20:51:22
○ 2026-03-22 14:32:14
●NSns2.cafe24.co.kr2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
●NSns2.cafe24.com2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
○NSns2.dubuplus.com2018-01-22 → 2018-01-22 · 4 obs
● 2018-01-22 03:47:10
○ 2026-03-06 20:51:22
○ 2026-03-22 14:32:14
●MXmw-002.cafe24.com2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
○MXmx3.dubumail.com2018-01-22 → 2018-01-22 · 3 obs
○ 2026-03-06 20:51:22
○ 2026-03-22 14:32:14
○MXmx4.dubumail.com2018-01-22 → 2018-01-22 · 3 obs
○ 2026-03-06 20:51:22
○ 2026-03-22 14:32:14
○A211.115.111.2512015-08-17 → 2015-08-17 · 3 obs
○ 2018-01-22 03:47:10
○ 2026-03-22 14:32:14
○A211.115.125.552018-01-22 → 2018-01-22 · 4 obs
● 2018-01-22 03:47:10
○ 2026-03-06 20:51:22
○ 2026-03-22 14:32:14
○A218.54.28.702015-08-17 → 2015-08-17 · 3 obs
○ 2015-12-21 09:16:26
○ 2026-03-22 14:32:14
●A222.122.86.2402026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 20:51:22
● 2026-03-22 14:32:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| blued21.com | ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr | 9 records |
✅ Authoritative Response
Server: 112.175.246.230
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 blued21.com (unsigned zone)
⏱️ Timing
Total: 1431ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 222.122.86.240 |
| NS | 4 | ns2.cafe24.com, ns1.cafe24.co.kr... |
| MX | 1 | mw-002.cafe24.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:222.122.86.240 ~all |
| SOA | 1 | blued21.com postmaster.blued21.com |
📌 Glue Records Collected
Total: 9
Out-of-bailiwick: 9 (ns2.cafe24.com, ns2.cafe24.com, ns2.cafe24.com...)
Analysis
Name Server Role
blued21.com acts as a name server for blued21.com.
ns1.cafe24.com, ns2.cafe24.com and ns1.cafe24.co.kr are commonly used as name servers along with blued21.com.
IP Addresses
blued21.com points to a single IP address: 222.122.86.240.
Other host names such as yjsm.co.kr, ozgekko.com, dybolt.com, tkvan.com and dae-yeon.com share IPs with blued21.com.
Name Servers
blued21.com is delegated to five name servers: blued21.com, ns1.cafe24.com, ns2.cafe24.com, ns1.cafe24.co.kr and ns2.cafe24.co.kr.
blued21.com at least partially shares name servers with other domains, for example texview.co.kr, gdok.co.kr, charlie.kim, xn--o39a00a074bjsb.com and educ.or.kr.
these name servers are commonly used with ns.cafe24.com, ns0.cafe24.com, dns1.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.com and dns2.cafe24.co.kr.
Five IP numbers:
ns1.cafe24.com points to: 112.175.246.230, 112.175.246.231, 116.126.143.242, 175.125.93.134 and 175.125.93.135.
Four IP numbers:
ns2.cafe24.com points to: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4; ns1.cafe24.co.kr points to: 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137; ns2.cafe24.co.kr points to: 112.175.247.232, 112.175.247.233, 175.125.93.146 and 175.125.93.147.
One IP number:
blued21.com points to: 222.122.86.240.
Mail Servers
The mw-002.cafe24.com mail server handles blued21.com.
blued21.com shares the same mail server setup as other domains, including anicomvet.com, windofyeshua.net, roum.kr, hdesignz.net and dbdb.or.kr.
blued21.com shares at least partially some mail servers with other domains, for instance nornen.net, ceo.kr, sagunsago.com, spyocean.com and dssa.co.kr.
mw-002.cafe24.com points to a single IP number: 211.34.104.38.