sam21.net - robtex.com

sam21.net

DNSSEC⚠️ Not signed
A211.41.78.143🇰🇷 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
NSsam21.net
A211.41.78.143🇰🇷 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
NSns1.cafe24.co.kr
A112.175.246.232🇰🇷 KT-NET112.168.0.0/13
PTRgjit.kr
PTRsnoweb.kr
PTRsinc2030.co.kr
A112.175.246.233🇰🇷 KT-NET112.168.0.0/13
A175.125.93.136🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.137🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns1.cafe24.com
A112.175.246.230🇰🇷 KT-NET112.168.0.0/13
A112.175.246.231🇰🇷 KT-NET112.168.0.0/13
A116.126.143.242🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
A175.125.93.134🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.135🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns2.cafe24.co.kr
A112.175.247.232🇰🇷 KT-NET112.168.0.0/13
PTRsnoweb.kr
PTRsarchi.co.kr
A112.175.247.233🇰🇷 KT-NET112.168.0.0/13
A175.125.93.146🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.147🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns2.cafe24.com
A1.226.85.4🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13
A1.234.0.4🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13
A112.175.11.4🇰🇷 KT-NET112.168.0.0/13
A112.175.12.4🇰🇷 KT-NET112.168.0.0/13
MXnuws64-001.cafe24.com
A183.111.182.243🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM
TXTv=spf1 ip4:211.41.78.143 ~all
SOAsam21.netpostmaster@sam21.net serial=20170906

net

NS for

Same first word

Similar names

DNS History

8 records (7 active, 1 former)

20192020202120222023202420252026NSns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comsam21.netMXnuws64-001.cafe24.comA211.41.78.143183.111.182.243
NSns1.cafe24.co.kr2018-05-12 → 2026-06-17 · 2 obs
● 2018-05-12 15:43:28
● 2026-06-17 15:03:56
NSns1.cafe24.com2018-05-12 → 2026-06-17 · 2 obs
● 2018-05-12 15:43:28
● 2026-06-17 15:03:56
NSns2.cafe24.co.kr2018-05-12 → 2026-06-17 · 2 obs
● 2018-05-12 15:43:28
● 2026-06-17 15:03:56
NSns2.cafe24.com2018-05-12 → 2026-06-17 · 2 obs
● 2018-05-12 15:43:28
● 2026-06-17 15:03:56
NSsam21.net2018-05-12 → 2026-06-17 · 2 obs
● 2018-05-12 15:43:28
● 2026-06-17 15:03:56
MXnuws64-001.cafe24.com2018-05-12 → 2026-06-17 · 2 obs
● 2018-05-12 15:43:28
● 2026-06-17 15:03:56
A183.111.182.2432018-05-12 → 2018-05-12 · 3 obs
● 2018-05-12 15:43:28
○ 2026-06-14 20:10:48
○ 2026-06-17 15:03:56
A211.41.78.1432026-06-14 → 2026-06-17 · 3 obs
○ 2018-05-12 15:43:28
● 2026-06-14 20:10:48
● 2026-06-17 15:03:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netl.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net...-
sam21.netns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr-

✅ Authoritative Response

Server:112.175.246.232

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 sam21.net (unsigned zone)

⏱️ Timing

Total: 4231ms | Queries: -

📄 Records

TypeCountSample Data
A1211.41.78.143
NS4ns1.cafe24.co.kr, ns2.cafe24.com...
MX1nuws64-001.cafe24.com (pri: 10)
TXT1v=spf1 ip4:211.41.78.143 ~all
SOA1sam21.net postmaster.sam21.net

Analysis

Name Server Role

sam21.net serves as a name server for itself — sam21.net is its own authoritative name server.

ns1.cafe24.com, ns2.cafe24.co.kr and ns1.cafe24.co.kr frequently serve as name servers alongside sam21.net.

IP Addresses

sam21.net points to a single IP number: 211.41.78.143.

Additional host names — nexsis.co.kr, bneye.co.kr, 21erick.org and two others — share IP numbers with sam21.net.

Name Servers

sam21.net is delegated to five name servers: sam21.net, ns1.cafe24.com, ns2.cafe24.com and two others.

sam21.net has at least partial name server overlap with other domains, such as cw365.co.kr, www.mediablue.com, madona.co.kr and two others.

ns.cafe24.com, ns0.cafe24.com and dns1.cafe24.com — plus 3 other name servers — are commonly paired with these name servers.

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 has four IP addresses: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.

ns1.cafe24.co.kr has four IP addresses: 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137.

ns2.cafe24.co.kr has 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:

sam21.net resolves to 211.41.78.143.

Mail Servers

sam21.net has one mail server: nuws64-001.cafe24.com.

sam21.net shares the same mail server setup as other domains, including e-ruda.net, cheonankimeye.co.kr, notekr.com and two others.

The mail servers of sam21.net are at least partially shared with other domains, including imtv.pro.

These mail servers are frequently seen alongside the mail servers mail.imtv.pro.

nuws64-001.cafe24.com points to one IP number — 183.111.182.243.