puc21.com - robtex.com
puc21.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.111.100.155🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | puc21.com ⭐ | ||||||
| A | 183.111.100.155🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | ns.iamyoojin.com ⚠️ Not in zone NS records | ||||||
| A | 218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns2.iamyoojin.com ⚠️ Not in zone NS records | ||||||
| A | 218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| MX | 218.145.65.249 ⭐ | ||||||
| TXT | v=spf1 ip4:220.73.160.89 ip4:218.145.65.161 ~all | ||||||
| SOA | puc21.compostmaster@puc21.com serial=20060623 | ||||||
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=1784953442 | ||||||
NS for
puc21.com |
Subdomains
Same first word
puc21.com |
Similar names
DNS History
11 records (5 active, 6 former)
●NSns.iamyoojin.com2026-07-02 → 2026-07-25 · 3 obs
● 2026-07-02 07:13:34
● 2026-07-25 04:32:12
○NSns.puc21.com2015-08-15 → 2016-07-05 · 4 obs
● 2016-07-05 14:09:10
○ 2026-07-02 07:13:34
○ 2026-07-25 04:32:12
○NSns1.puc21.com2015-08-15 → 2016-07-05 · 4 obs
● 2016-07-05 14:09:10
○ 2026-07-02 07:13:34
○ 2026-07-25 04:32:12
●NSns2.iamyoojin.com2026-07-02 → 2026-07-25 · 3 obs
● 2026-07-02 07:13:34
● 2026-07-25 04:32:12
○NSns2.puc21.com2015-08-15 → 2016-07-05 · 4 obs
● 2016-07-05 14:09:10
○ 2026-07-02 07:13:34
○ 2026-07-25 04:32:12
○NSns3.puc21.com2015-08-15 → 2016-07-05 · 4 obs
● 2016-07-05 14:09:10
○ 2026-07-02 07:13:34
○ 2026-07-25 04:32:12
●NSpuc21.com2015-08-15 → 2026-07-25 · 2 obs
● 2026-07-25 04:32:12
●MX218.145.65.2492015-08-15 → 2026-07-25 · 5 obs
○ 2015-12-06 22:22:16
○ 2016-07-05 14:09:10
● 2026-07-02 07:13:34
● 2026-07-25 04:32:12
○MX218.145.65.2492015-12-06 → 2016-07-05 · 5 obs
● 2015-12-06 22:22:16
● 2016-07-05 14:09:10
○ 2026-07-02 07:13:34
○ 2026-07-25 04:32:12
●A183.111.100.1552016-07-05 → 2026-07-25 · 3 obs
● 2016-07-05 14:09:10
● 2026-07-25 04:32:12
○A218.145.65.1612015-08-15 → 2016-03-10 · 4 obs
● 2016-03-10 19:39:38
○ 2016-07-05 14:09:10
○ 2026-07-25 04:32:12
🔍 DNS Trace
Analysis
Hierarchy
puc21.com is the parent domain of ns2.puc21.com and ns3.puc21.com.
Name Server Role
puc21.com serves as a name server for itself — puc21.com is its own authoritative name server.
ns2.iamyoojin.com, ns.iamyoojin.com and puc21.com regularly act as name servers together.
IP Addresses
puc21.com points to a single IP number: 183.111.100.155.
Additional host names — dalnaratoki.com, allness.biz, ejapangi.com and two others — share IP numbers with puc21.com.
Name Servers
puc21.com delegates authority to three name servers — puc21.com, ns2.iamyoojin.com and ns.iamyoojin.com.
puc21.com partially shares its NS delegation with several other domains, including bcprimenews.com, bctopnews.com, bcmaeil.com and two others.
In DNS configurations, these name servers often share authority with ns1.iamyoojin.com, ns3.iamyoojin.com, ns1.bcprimenews.com and 7 other name servers.
Three hostnames, one IP address apiece: puc21.com resolves to 183.111.100.155, ns2.iamyoojin.com resolves to 218.145.65.144 and ns.iamyoojin.com resolves to 218.145.65.143.
Mail Servers
puc21.com has one mail server: 218.145.65.249.
puc21.com shares the same mail server setup as other domains, including elorion.co.kr, gmlabor.co.kr, dalnaratoki.com and two others.
At least a portion of puc21.com's mail servers are also used by other domains, for example mail-001.homenbiz.com.