cuunit.com - robtex.com
cuunit.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.164.154.67🇺🇸 Amazon18.164.152.0/21 | ||||||
| PTR | server-18-164-154-67.lax53.r.cloudfront.net | ||||||
| A | 18.164.154.73🇺🇸 Amazon18.164.152.0/21 | ||||||
| A | 18.164.154.110🇺🇸 Amazon18.164.152.0/21 | ||||||
| A | 18.164.154.115🇺🇸 Amazon18.164.152.0/21 | ||||||
| NS | ens1.hostcocoa.com ⭐ | ||||||
| A | 205.251.195.69🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-837.awsdns-40.net | ||||||
| NS | ens2.hostcocoa.com | ||||||
| A | 205.251.196.43🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1067.awsdns-05.org | ||||||
| NS | ens3.hostcocoa.com | ||||||
| A | 205.251.199.129🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1921.awsdns-48.co.uk | ||||||
| NS | ens4.hostcocoa.com | ||||||
| A | 205.251.192.62🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-62.awsdns-07.com | ||||||
| MX | aspmx.daum.net ⭐ | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| MX | alt.aspmx.daum.net(20) | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| TXT | v=spf1 include:_spf.daum.net ~all | ||||||
| SOA | ens1.hostcocoa.comawsdns-hostmaster@amazon.com serial=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=1771291435 | ||||||
Same first word
cuunit.com |
Similar names
DNS History
18 records (10 active, 8 former)
●NSens1.hostcocoa.com2026-03-12 → 2026-03-13 · 2 obs
● 2026-03-13 03:54:18
●NSens2.hostcocoa.com2026-03-12 → 2026-03-13 · 2 obs
● 2026-03-13 03:54:18
●NSens3.hostcocoa.com2026-03-12 → 2026-03-13 · 2 obs
● 2026-03-13 03:54:18
●NSens4.hostcocoa.com2026-03-12 → 2026-03-13 · 2 obs
● 2026-03-13 03:54:18
●MXalt.aspmx.daum.net2026-03-12 → 2026-03-13 · 2 obs
● 2026-03-13 03:54:18
○A13.32.241.172026-03-13 → 2026-03-13 · 4 obs
● 2026-03-13 02:40:40
○ 2026-03-13 03:33:52
○ 2026-03-13 03:54:18
○A13.32.241.232026-03-13 → 2026-03-13 · 4 obs
● 2026-03-13 02:40:40
○ 2026-03-13 03:33:52
○ 2026-03-13 03:54:18
○A13.32.241.512026-03-13 → 2026-03-13 · 4 obs
● 2026-03-13 02:40:40
○ 2026-03-13 03:33:52
○ 2026-03-13 03:54:18
○A13.32.241.722026-03-13 → 2026-03-13 · 4 obs
● 2026-03-13 02:40:40
○ 2026-03-13 03:33:52
○ 2026-03-13 03:54:18
●A18.164.154.1102026-03-13 → 2026-03-13 · 3 obs
● 2026-03-13 03:33:52
● 2026-03-13 03:54:18
●A18.164.154.1152026-03-13 → 2026-03-13 · 3 obs
● 2026-03-13 03:33:52
● 2026-03-13 03:54:18
●A18.164.154.672026-03-13 → 2026-03-13 · 3 obs
● 2026-03-13 03:33:52
● 2026-03-13 03:54:18
●A18.164.154.732026-03-13 → 2026-03-13 · 3 obs
● 2026-03-13 03:33:52
● 2026-03-13 03:54:18
○A3.167.69.152026-03-12 → 2026-03-13 · 4 obs
● 2026-03-13 00:17:00
○ 2026-03-13 02:40:40
○ 2026-03-13 03:54:18
○A3.167.69.172026-03-12 → 2026-03-13 · 4 obs
● 2026-03-13 00:17:00
○ 2026-03-13 02:40:40
○ 2026-03-13 03:54:18
○A3.167.69.782026-03-12 → 2026-03-13 · 4 obs
● 2026-03-13 00:17:00
○ 2026-03-13 02:40:40
○ 2026-03-13 03:54:18
○A3.167.69.792026-03-12 → 2026-03-13 · 4 obs
● 2026-03-13 00:17:00
○ 2026-03-13 02:40:40
○ 2026-03-13 03:54:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cuunit.com | ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com, ens4.hostcocoa.com | 4 records |
✅ Authoritative Response
Server: 205.251.195.69
NS records: ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com, ens4.hostcocoa.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cuunit.com (unsigned zone)
⏱️ Timing
Total: 221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 13.32.241.51, 13.32.241.17... |
| NS | 4 | ens1.hostcocoa.com, ens2.hostcocoa.com... |
| MX | 2 | aspmx.daum.net (pri: 10), alt.aspmx.daum.net (pri: 20) |
| TXT | 1 | v=spf1 include:_spf.daum.net ~all |
| SOA | 1 | ens1.hostcocoa.com awsdns-hostmaster.ama |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com...)
Analysis
IP Addresses
cuunit.com maps to four IP numbers: 18.164.154.67, 18.164.154.73, 18.164.154.110 and 18.164.154.115.
Other host names, for instance srbcapital.com, lakesidetavernjobs.com, dhscorp.com, d2rib65x1pjqjt.cloudfront.net and genesyslab.awsapps.com share IP numbers with cuunit.com.
Name Servers
cuunit.com's delegation is handled by four name servers: ens1.hostcocoa.com, ens2.hostcocoa.com, ens3.hostcocoa.com and ens4.hostcocoa.com.
cuunit.com partially shares name servers with other domains; examples include jangcoach.com, 5070job.com, bpower.co.kr, barbeeman.com and bourker.com.
Host names with one IP:
ens1.hostcocoa.com points to 205.251.195.69
ens2.hostcocoa.com points to 205.251.196.43
ens3.hostcocoa.com points to 205.251.199.129
ens4.hostcocoa.com points to 205.251.192.62
Mail Servers
cuunit.com is handled by two mail servers: aspmx.daum.net and alt.aspmx.daum.net.
cuunit.com has the same mail server setup as other domains, including zeniwell.com, onnomads.com, paengi.com, gc4989.com and idoosung.com.
cuunit.com shares some mail servers with other domains, for example ruruci.com, treez.co.kr and cnbhr.co.kr.
Host names with one IP number
Host name aspmx.daum.net points to 121.53.85.23
Host name alt.aspmx.daum.net points to 121.53.85.23
Host names that point to 121.53.85.23: aspmx.daum.net and alt.aspmx.daum.net