rtfe.kr - robtex.com
rtfe.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 75.2.0.44🇺🇸 Amazon75.2.0.0/20 | ||||||
| PTR | ab791f743a3c6d593.awsglobalaccelerator.com | ||||||
| A | 99.83.248.72🇺🇸 Amazon99.83.240.0/20 | ||||||
| NS | ns1.hosting.co.kr ⭐ | ||||||
| A | 121.254.170.11🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns2.hosting.co.kr | ||||||
| A | 43.201.141.93🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | ns3.hosting.co.kr | ||||||
| A | 121.254.170.12🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns4.hosting.co.kr | ||||||
| A | 43.201.141.93🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com | ||||||
| SOA | ns1.hosting.co.kradmin@rtfe.kr serial=1 | ||||||
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=2606140738 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.hosting.co.kr2026-02-25 → 2026-06-14 · 5 obs
● 2026-04-22 03:18:32
○ 2026-05-09 14:09:10
● 2026-06-04 20:15:32
● 2026-06-14 13:42:52
●NSns2.hosting.co.kr2026-02-25 → 2026-06-14 · 5 obs
● 2026-04-22 03:18:32
○ 2026-05-09 14:09:10
● 2026-06-04 20:15:32
● 2026-06-14 13:42:52
●NSns3.hosting.co.kr2026-02-25 → 2026-06-14 · 5 obs
● 2026-04-22 03:18:32
○ 2026-05-09 14:09:10
● 2026-06-04 20:15:32
● 2026-06-14 13:42:52
●NSns4.hosting.co.kr2026-02-25 → 2026-06-14 · 5 obs
● 2026-04-22 03:18:32
○ 2026-05-09 14:09:10
● 2026-06-04 20:15:32
● 2026-06-14 13:42:52
●A75.2.0.442026-02-25 → 2026-06-14 · 5 obs
● 2026-04-22 03:18:32
○ 2026-05-09 14:09:10
● 2026-06-04 20:15:32
● 2026-06-14 13:42:52
●A99.83.248.722026-02-25 → 2026-06-14 · 5 obs
● 2026-04-22 03:18:32
○ 2026-05-09 14:09:10
● 2026-06-04 20:15:32
● 2026-06-14 13:42:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| rtfe.kr | ns4.hosting.co.kr, ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr | - |
✅ Authoritative Response
Server:121.254.170.12
NS records: ns4.hosting.co.kr, ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at rtfe.kr: Error: DNS query timeout: 210.101.60.1 for DS rtfe.kr
⏱️ Timing
Total: 4967ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 99.83.248.72, 75.2.0.44 |
| NS | 4 | ns1.hosting.co.kr, ns4.hosting.co.kr... |
| SOA | 1 | ns1.hosting.co.kr admin.rtfe.kr |
Analysis
IP Addresses
rtfe.kr resolves to the IP addresses 75.2.0.44 and 99.83.248.72
Among the host names that share IP numbers with rtfe.kr are safelex.com, glaner.com, mbizhosting.org and two others.
Name Servers
The domain rtfe.kr is delegated to these four name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
rtfe.kr has at least partial name server overlap with other domains, such as bluewaterdive.com, sell.co.kr, smcar.kr and two others.
It is common to find these name servers paired with the name servers dns1.maxion.co.kr.
ns1.hosting.co.kr points to 121.254.170.11. ns2.hosting.co.kr and ns4.hosting.co.kr both point to 43.201.141.93. ns3.hosting.co.kr points to 121.254.170.12. All four hosts — ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr — have one IP address each.
The host names ns2.hosting.co.kr and ns4.hosting.co.kr both resolve to 43.201.141.93 IP addresses.