secui.com - dns.ninja
secui.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.238.238.231🇰🇷 Cloudflare49.238.238.0/24 | ||||||
| A | 49.238.238.232🇰🇷 Cloudflare49.238.238.0/24 | ||||||
| NS | gm.sam.ic ⭐ | ||||||
| NS | auth01.sam.ic ⚠️ Not in parent delegation | ||||||
| NS | dns-awskr1.samsung.com | ||||||
| A | 52.79.211.80🇰🇷 Amazon52.79.128.0/17 EC2 ICN prefix | ||||||
| PTR | ec2-52-79-211-80.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | green.samsung.co.kr | ||||||
| A | 211.189.122.246🇰🇷 SAMSUNG-SDS211.189.0.0/17 Samsung | ||||||
| NS | red.samsung.co.kr | ||||||
| A | 203.241.135.111🇰🇷 SAMSUNG-SDS203.241.132.0/22 Samsung | ||||||
| MX | mailin.samsung.com ⭐ | ||||||
| A | 203.254.224.12🇰🇷 SAMSUNG-SDS203.254.192.0/18 Samsung | ||||||
| PTR | mailin.samsung.com | ||||||
| TXT | cursor-domain-verification-rfgp5c=5Vsg8lbm0ZotYicMNNw4MS4fq | ||||||
| SOA | gm.sam.icplease_set_email@absolutely.nowhere serial=72 | ||||||
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=1782753986 | ||||||
Subdomains
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
○NSauth01.awskr.ic2026-02-15 → 2026-03-02 · 5 obs
● 2026-02-15 05:45:36
● 2026-03-02 02:13:50
○ 2026-04-05 01:37:28
○ 2026-06-29 17:45:38
●NSauth01.sam.ic2026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
●NSdns-awskr1.samsung.com2026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
○NSdnstemp.secui.com2015-08-02 → 2017-08-23 · 4 obs
● 2017-08-23 10:01:08
○ 2026-02-15 05:45:36
○ 2026-06-29 17:45:38
●NSgm.sam.ic2026-04-05 → 2026-06-29 · 6 obs
○ 2026-03-02 02:13:50
● 2026-04-05 01:37:28
○ 2026-05-22 15:53:12
● 2026-05-24 01:04:02
● 2026-06-29 17:45:38
●NSgreen.samsung.co.kr2026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
○NSns.secui.co.kr2015-08-02 → 2017-08-23 · 4 obs
● 2017-08-23 10:01:08
○ 2026-02-15 05:45:36
○ 2026-06-29 17:45:38
○NSns.secui.com2015-08-02 → 2017-08-23 · 4 obs
● 2017-08-23 10:01:08
○ 2026-02-15 05:45:36
○ 2026-06-29 17:45:38
●NSred.samsung.co.kr2026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
●MXmailin.samsung.com2026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
○MXmx.secui.com2015-08-02 → 2017-08-23 · 4 obs
● 2017-08-23 10:01:08
○ 2026-02-15 05:45:36
○ 2026-06-29 17:45:38
○A210.118.85.1972015-08-02 → 2017-08-23 · 4 obs
● 2017-08-23 10:01:08
○ 2026-02-15 05:45:36
○ 2026-06-29 17:45:38
●A49.238.238.2312026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
●A49.238.238.2322026-02-15 → 2026-06-29 · 3 obs
● 2026-02-15 05:45:36
● 2026-06-29 17:45:38
🔍 DNS Trace
Analysis
Hierarchy
secui.com sits above support.secui.com, mx.secui.com and www.secui.com in the domain hierarchy.
IP Addresses
secui.com points to the IP addresses 49.238.238.231 and 49.238.238.232
There are other host names — www.secui.com.secui.sds-secaas.com among them — that share IP numbers with secui.com.
Name Servers
secui.com delegates to five name servers: dns-awskr1.samsung.com, auth01.sam.ic, gm.sam.ic and two others.
There is at least partial name server overlap between secui.com and other domains — serichina.com, 98.118.210.in-addr.arpa, secl-job.com and two more among them.
These name servers regularly appear alongside red.samsung.co.kr, green.samsung.co.kr, auth01.awskr.ic and 7 other name servers in NS record sets.
dns-awskr1.samsung.com, green.samsung.co.kr and red.samsung.co.kr all have one IP address each — dns-awskr1.samsung.com directs to 52.79.211.80, green.samsung.co.kr directs to 211.189.122.246 and red.samsung.co.kr directs to 203.241.135.111.
Mail Servers
The sole mail server for secui.com is mailin.samsung.com.
Among the domains sharing a mail server setup with secui.com are cheilpengtai.com, web.semes.com, www.multicampus.com and two others.
There is at least a partial MX overlap between secui.com and other domains, including gsxbuiseness.eu.com, fxvfoot.us.com, mail.eunmi83.com and two others.
These mail servers often co-occur with the mail servers pop.cebhead.com.
mailin.samsung.com has exactly one IP number: 203.254.224.12.