qusheet.com - dns.ninja
qusheet.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 167.99.28.202🇸🇬 DIGITALOCEAN167.99.28.0/22 DigitalOcean | ||||||
| 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 | ||||||
| TXT | google-site-verification=m7S2KgsHt3VTqMKRtg-qZkNAR-YoeRvpB4-DO0HgN3Y | ||||||
| SOA | ns1.hosting.co.kradmin@qusheet.com serial=5 | ||||||
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=1786047354 | ||||||
Previously MX for
qusheet.com |
Same first word
qusheet.com |
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.hosting.co.kr2026-03-19 → 2026-08-06 · 3 obs
● 2026-03-19 17:47:12
● 2026-08-06 20:41:56
○NSns1.hostpapa.com2015-07-23 → 2016-06-25 · 4 obs
● 2016-06-25 21:53:00
○ 2017-02-16 00:26:06
○ 2026-08-06 20:41:56
●NSns2.hosting.co.kr2026-03-19 → 2026-08-06 · 3 obs
● 2026-03-19 17:47:12
● 2026-08-06 20:41:56
○NSns2.hostpapa.com2015-07-23 → 2016-06-25 · 4 obs
● 2016-06-25 21:53:00
○ 2017-02-16 00:26:06
○ 2026-08-06 20:41:56
●NSns3.hosting.co.kr2026-03-19 → 2026-08-06 · 3 obs
● 2026-03-19 17:47:12
● 2026-08-06 20:41:56
●NSns4.hosting.co.kr2026-03-19 → 2026-08-06 · 3 obs
● 2026-03-19 17:47:12
● 2026-08-06 20:41:56
○MXqusheet.com2015-07-23 → 2016-06-25 · 4 obs
● 2016-06-25 21:53:00
○ 2017-02-16 00:26:06
○ 2026-08-06 20:41:56
●A167.99.28.2022026-03-19 → 2026-08-06 · 6 obs
● 2026-03-19 17:47:12
● 2026-05-03 00:43:38
○ 2026-06-11 05:43:00
● 2026-06-29 23:36:16
● 2026-08-06 20:41:56
○A69.90.160.1502016-06-25 → 2016-06-25 · 4 obs
● 2016-06-25 21:53:00
○ 2017-02-16 00:26:06
○ 2026-08-06 20:41:56
○A69.90.161.1052015-07-23 → 2016-03-06 · 4 obs
● 2016-03-06 05:44:04
○ 2016-06-25 21:53:00
○ 2026-08-06 20:41:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| qusheet.com | ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr | - |
✅ Authoritative Response
Server:121.254.170.11
NS records: ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qusheet.com (unsigned zone)
⏱️ Timing
Total: 1889ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.99.28.202 |
| NS | 4 | ns2.hosting.co.kr, ns3.hosting.co.kr... |
| TXT | 1 | google-site-verification=m7S2KgsHt3VTqMK |
| SOA | 1 | ns1.hosting.co.kr admin.qusheet.com |
Analysis
IP Addresses
qusheet.com points to a single IP number: 167.99.28.202.
Additional host names — dubaikoreanchurch.org, ilsan.or.kr, be-rounder.com and two others — share IP numbers with qusheet.com.
Name Servers
qusheet.com has four authoritative name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
qusheet.com partially shares its NS delegation with several other domains, including auberg.com, seabow.pe.kr, boicha.com and two others.
These name servers often co-occur with the name servers dns1.maxion.co.kr.
ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr each resolve to a single IP address: ns1.hosting.co.kr resolves to 121.254.170.11, ns2.hosting.co.kr resolves to 43.201.141.93, ns3.hosting.co.kr resolves to 121.254.170.12 and ns4.hosting.co.kr resolves to 43.201.141.93.
ns2.hosting.co.kr and ns4.hosting.co.kr are host names that each point to 43.201.141.93 IP addresses.