sjmflex.com - robtex.com
sjmflex.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.111.141.120🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | ns1.whoisdomain.kr ⭐ | ||||||
| A | 223.130.139.7🇰🇷 NBPAP-AS-AP223.130.128.0/19 NAVER business platform cloud service | ||||||
| NS | ns2.whoisdomain.kr | ||||||
| A | 211.188.57.152🇰🇷 NBPAP-AS-AP211.188.48.0/20 NAVER business platform cloud service | ||||||
| NS | ns3.whoisdomain.kr | ||||||
| A | 61.97.189.22🇰🇷 nhn-AS-KR61.97.176.0/20 NAVER business platform cloud service | ||||||
| NS | ns4.whoisdomain.kr | ||||||
| A | 219.251.156.134🇰🇷 GDNSKR-KR219.251.156.0/24 AS23600 | ||||||
| MX | mail.sjmflex.com ⭐ | ||||||
| A | 61.77.161.164🇰🇷 KT-NET61.72.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| PTR | sjmflex.com | ||||||
| PTR | mail2.sjmflex.com | ||||||
| PTR | mail.sjmflex.com | ||||||
| TXT | MS=8133B019A578B994F92C580826BF082E86386608 | ||||||
| TXT | google-site-verification=8x_Cx2O3HmMOhJYXiLRqVENLtIJ7WnvIeQ4_26lGvmU | ||||||
| TXT | v=spf1 ip4:61.77.161.164 ip4:61.77.161.169 ip4:192.1.1.36 ip4:192.1.11.1 ip4:... | ||||||
| TXT | google-site-verification=dbbWtK1sQdpWgcLUNU_EOyeKia5XIdnv1gGQksu6Y1c | ||||||
| TXT | MS=ms63889940 | ||||||
| SOA | ns1.whoisdomain.krhelp@whois.co.kr 2016-12-22 #1 | ||||||
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=1776283172 | ||||||
PTR for
Subdomains
Same first word
DNS History
9 records (6 active, 3 former)
○NSns.sjmflex.com2015-06-06 → 2016-11-27 · 4 obs
● 2016-11-27 16:20:50
○ 2017-09-18 01:26:08
○ 2026-04-15 20:12:36
●NSns1.whoisdomain.kr2017-09-18 → 2026-04-15 · 3 obs
● 2017-09-18 01:26:08
● 2026-04-15 20:12:36
●NSns2.whoisdomain.kr2017-09-18 → 2026-04-15 · 3 obs
● 2017-09-18 01:26:08
● 2026-04-15 20:12:36
●NSns3.whoisdomain.kr2017-09-18 → 2026-04-15 · 3 obs
● 2017-09-18 01:26:08
● 2026-04-15 20:12:36
●NSns4.whoisdomain.kr2017-09-18 → 2026-04-15 · 3 obs
● 2017-09-18 01:26:08
● 2026-04-15 20:12:36
●MXmail.sjmflex.com2015-06-06 → 2026-04-15 · 2 obs
● 2026-04-15 20:12:36
○MXsmf.sjmflex.com2015-06-06 → 2016-11-27 · 4 obs
● 2016-11-27 16:20:50
○ 2017-09-18 01:26:08
○ 2026-04-15 20:12:36
●A183.111.141.1202026-02-21 → 2026-04-15 · 3 obs
● 2026-02-21 13:42:32
● 2026-04-15 20:12:36
○A211.119.100.1002015-06-06 → 2016-11-27 · 4 obs
● 2016-11-27 16:20:50
○ 2017-09-18 01:26:08
○ 2026-04-15 20:12:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| sjmflex.com | ns1.whoisdomain.kr, ns2.whoisdomain.kr, ns3.whoisdomain.kr, ns4.whoisdomain.kr | - |
✅ Authoritative Response
Server:219.251.156.134
NS records: ns1.whoisdomain.kr, ns2.whoisdomain.kr, ns3.whoisdomain.kr, ns4.whoisdomain.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sjmflex.com (unsigned zone)
⏱️ Timing
Total: 3746ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.111.141.120 |
| NS | 4 | ns4.whoisdomain.kr, ns3.whoisdomain.kr... |
| MX | 1 | mail.sjmflex.com (pri: 10) |
| TXT | 5 | google-site-verification=dbbWtK1sQdpWgcL, v=spf1 ip4:61.77.161.164 ip4:61.77.161.1... |
| SOA | 1 | ns1.whoisdomain.kr help.whois.co.kr |
Analysis
Hierarchy
sjmflex.com is parent of mail2.sjmflex.com and mail.sjmflex.com.
IP Addresses
sjmflex.com points to a single IP number: 183.111.141.120.
other host names for instance ip-wiz.com, defcon.co.kr, mseng21.com, koreasocket.co.kr and dh-eng.kr share IP numbers with sjmflex.com.
Name Servers
sjmflex.com is delegated to four name servers: ns1.whoisdomain.kr, ns2.whoisdomain.kr, ns3.whoisdomain.kr and ns4.whoisdomain.kr.
sjmflex.com at least partially shares name servers with other domains, for instance tictectoc.com, smhiplus.co.kr, tvm.kr, smile4u.me and kcca.net.
Host names with one IP number:
ns1.whoisdomain.kr points to 223.130.139.7
ns2.whoisdomain.kr points to 211.188.57.152
ns3.whoisdomain.kr points to 61.97.189.22
ns4.whoisdomain.kr points to 219.251.156.134
Mail Servers
sjmflex.com is handled by a single mail server, mail.sjmflex.com.
Host name mail.sjmflex.com points to IP address 61.77.161.164.