class.kr - dns.ninja
class.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.41.79.44🇰🇷 KT-NET211.41.64.0/19 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary | ||||||
| NS | class.kr ⭐ | ||||||
| A | 211.41.79.44🇰🇷 KT-NET211.41.64.0/19 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary | ||||||
| NS | ns.cafe24.com ⚠️ Not in zone NS records | ||||||
| A | 112.175.246.226🇰🇷 KT-NET112.168.0.0/13 | ||||||
| A | 112.175.247.226🇰🇷 KT-NET112.168.0.0/13 | ||||||
| A | 175.125.93.135🇰🇷 SKB-NET175.120.0.0/13 SKB summary | ||||||
| A | 175.125.93.145🇰🇷 SKB-NET175.120.0.0/13 SKB summary | ||||||
| NS | ns2.cafe24.com ⚠️ Not in zone NS records | ||||||
| A | 1.226.85.4🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13 | ||||||
| A | 1.234.0.4🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13 | ||||||
| A | 112.175.11.4🇰🇷 KT-NET112.168.0.0/13 | ||||||
| A | 112.175.12.4🇰🇷 KT-NET112.168.0.0/13 | ||||||
| MX | class.kr ⭐ | ||||||
| A | 211.41.79.44🇰🇷 KT-NET211.41.64.0/19 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary | ||||||
| TXT | v=spf1 mx a ip4:218.145.65.181 include:cafe24.com ~all | ||||||
| SOA | class.krpostmaster@class.kr serial=20070602 | ||||||
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2606130747 | ||||||
NS for
class.kr |
MX for
class.kr |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSclass.kr2015-08-06 → 2026-06-13 · 2 obs
● 2026-06-13 13:13:06
●NSns.cafe24.com2015-08-06 → 2026-06-13 · 2 obs
● 2026-06-13 13:13:06
●NSns2.cafe24.com2015-08-06 → 2026-06-13 · 2 obs
● 2026-06-13 13:13:06
●MXclass.kr2015-08-06 → 2026-06-13 · 2 obs
● 2026-06-13 13:13:06
●A211.41.79.442026-03-04 → 2026-06-13 · 3 obs
● 2026-03-04 10:33:36
● 2026-06-13 13:13:06
○A220.73.161.872015-08-06 → 2017-06-08 · 4 obs
● 2017-06-08 08:24:26
○ 2026-03-04 10:33:36
○ 2026-06-13 13:13:06
🔍 DNS Trace
Analysis
Name Server Role
class.kr acts as a name server for class.kr, meaning it is self-referentially delegated.
ns2.cafe24.com, ns.cafe24.com and class.kr regularly act as name servers together.
Mail Server Role
class.kr is listed as a mail server for itself.
IP Addresses
class.kr resolves to one IP address: 211.41.79.44.
zaca.pe.kr, sobogi.net, ganghwafocus.com and two other host names share IP numbers with class.kr.
Name Servers
The NS records for class.kr list three name servers: class.kr, ns2.cafe24.com and ns.cafe24.com.
class.kr partially shares its NS delegation with several other domains, including gmclean.com, kdroneleague.com, rck.co.kr and two others.
In DNS configurations, these name servers often share authority with ns1.cafe24.com, ns1.cafe24.co.kr, ns2.cafe24.co.kr and 7 other name servers.
Host names with four IP numbers:
ns2.cafe24.com maps to the following IP addresses: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.
ns.cafe24.com maps to the following IP addresses: 112.175.246.226, 112.175.247.226, 175.125.93.135 and 175.125.93.145.
Host names with one IP number:
class.kr resolves to the IP address 211.41.79.44.