ulsansosik.com - robtex.com
ulsansosik.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 218.146.255.197🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ulsansosik.com ⭐ | ||||||
| A | 218.146.255.197🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns1.kcrone.net | ||||||
| A | 52.79.148.128🇰🇷 Amazon52.79.128.0/17 EC2 ICN prefix | ||||||
| PTR | ec2-52-79-148-128.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | ns2.kcrone.net | ||||||
| A | 52.79.189.238🇰🇷 Amazon52.79.128.0/17 EC2 ICN prefix | ||||||
| PTR | ec2-52-79-189-238.ap-northeast-2.compute.amazonaws.com | ||||||
| TXT | v=spf1 ip4:218.146.255.197 ~all | ||||||
| SOA | ulsansosik.comroot@@ulsansosik.com 2022-01-01 #11 | ||||||
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=1777528471 | ||||||
NS for
ulsansosik.com |
Same first word
ulsansosik.com |
DNS History
10 records (4 active, 6 former)
●NSns1.kcrone.net2026-03-27 → 2026-04-30 · 3 obs
● 2026-03-27 03:50:02
● 2026-04-30 06:00:18
○NSns1.ulsansosik.co.kr2007-11-03 → 2007-11-03 · 3 obs
○ 2015-06-14 07:57:40
○ 2026-04-30 06:00:18
○NSns1.ulsansosik.kr2015-06-14 → 2016-09-13 · 5 obs
● 2015-06-14 07:57:40
● 2016-09-13 04:31:28
○ 2026-03-27 03:50:02
○ 2026-04-30 06:00:18
●NSns2.kcrone.net2026-03-27 → 2026-04-30 · 3 obs
● 2026-03-27 03:50:02
● 2026-04-30 06:00:18
○NSns2.ulsansosik.co.kr2007-11-03 → 2007-11-03 · 3 obs
○ 2015-06-14 07:57:40
○ 2026-04-30 06:00:18
●NSulsansosik.com2026-03-27 → 2026-04-30 · 3 obs
● 2026-03-27 03:50:02
● 2026-04-30 06:00:18
○NSulsansosik.kr2015-06-14 → 2016-09-13 · 5 obs
● 2015-06-14 07:57:40
● 2016-09-13 04:31:28
○ 2026-03-27 03:50:02
○ 2026-04-30 06:00:18
●A218.146.255.1972026-03-27 → 2026-04-30 · 3 obs
● 2026-03-27 03:50:02
● 2026-04-30 06:00:18
○A27.102.205.552015-06-14 → 2016-09-13 · 5 obs
● 2015-06-14 07:57:40
● 2016-09-13 04:31:28
○ 2026-03-27 03:50:02
○ 2026-04-30 06:00:18
○A61.100.186.2352007-11-03 → 2007-11-03 · 3 obs
○ 2015-06-14 07:57:40
○ 2026-04-30 06:00:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net... | - |
| ulsansosik.com | ns1.kcrone.net, ns2.kcrone.net | - |
✅ Authoritative Response
Server:52.79.189.238
NS records: ns1.kcrone.net, ns2.kcrone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ulsansosik.com (unsigned zone)
⏱️ Timing
Total: 1086ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 218.146.255.197 |
| NS | 2 | ns1.kcrone.net, ns2.kcrone.net |
| TXT | 1 | v=spf1 ip4:218.146.255.197 ~all |
| SOA | 1 | ulsansosik.com root@.ulsansosik.com |
Analysis
Name Server Role
ulsansosik.com serves as a name server for ulsansosik.com.
ns1.kcrone.net and ns2.kcrone.net are commonly used as name servers along with ulsansosik.com.
IP Addresses
ulsansosik.com points to a single IP number: 218.146.255.197.
Other host names, for instance postmaster.iyeosu.com, mwork.ulsankyocharo.com, ulsankyocharo.com, dns.ulsankyocharo.co.kr and kcrweb.happyulsan.co.kr share IP numbers with ulsansosik.com.
Name Servers
ulsansosik.com is delegated to three name servers: ulsansosik.com, ns1.kcrone.net and ns2.kcrone.net.
ulsansosik.com at least partially shares name servers with other domains, for instance ulsankyocharo.co.kr, ulsankyocharo.net, iyeosu.com, ulsankyocharo.com and mpsrb.com.
These name servers are often used together with kcrone.net, happyulsan.co.kr, cakcr.co.kr, 4989ulsan.co.kr and iyosu.com.
Host names with one IP number:
ulsansosik.com points to 218.146.255.197.
ns1.kcrone.net points to 52.79.148.128.
ns2.kcrone.net points to 52.79.189.238.