cfour.us - robtex.com
cfour.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.172.0.209🇺🇸 EVOCATIVE66.172.0.0/18 VPLS LA2 Aggregate | ||||||
| PTR | srv209.nightskyhosting.com | ||||||
| NS | ns1.nightskyhosting.com ⭐ | ||||||
| A | 66.172.0.196🇺🇸 EVOCATIVE66.172.0.0/18 VPLS LA2 Aggregate | ||||||
| PTR | ns4.nightskyhosting.com | ||||||
| NS | ns2.nightskyhosting.com | ||||||
| A | 66.172.0.197🇺🇸 EVOCATIVE66.172.0.0/18 VPLS LA2 Aggregate | ||||||
| PTR | eyepiece2.nightskyhosting.com | ||||||
| PTR | ns5.nightskyhosting.com | ||||||
| NS | ns3.nightskyhosting.com ⚠️ Not in zone NS records | ||||||
| A | 66.172.0.197🇺🇸 EVOCATIVE66.172.0.0/18 VPLS LA2 Aggregate | ||||||
| PTR | eyepiece2.nightskyhosting.com | ||||||
| PTR | ns5.nightskyhosting.com | ||||||
| MX | mail3.nightskyhosting.com ⭐ | ||||||
| A | 66.172.0.245🇺🇸 EVOCATIVE66.172.0.0/18 VPLS LA2 Aggregate | ||||||
| PTR | mail3.nightskyhosting.com | ||||||
| TXT | v=spf1 +a +mx ip4:66.172.0.192/26 -all | ||||||
| SOA | ns1.nightskyhosting.comconrad@nightskyhosting.com serial=7437 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1784130239 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.nightskyhosting.com2015-07-25 → 2026-07-15 · 2 obs
● 2026-07-15 16:03:52
●NSns2.nightskyhosting.com2015-07-25 → 2026-07-15 · 2 obs
● 2026-07-15 16:03:52
●NSns3.nightskyhosting.com2026-06-09 → 2026-07-15 · 3 obs
● 2026-06-09 05:03:42
● 2026-07-15 16:03:52
●MXmail3.nightskyhosting.com2015-07-25 → 2026-07-15 · 2 obs
● 2026-07-15 16:03:52
●A66.172.0.2092015-07-25 → 2026-07-15 · 2 obs
● 2026-07-15 16:03:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| cfour.us | ns1.nightskyhosting.com, ns2.nightskyhosting.com, ns3.nightskyhosting.com | - |
✅ Authoritative Response
Server:66.172.0.196
NS records: ns1.nightskyhosting.com, ns2.nightskyhosting.com, ns3.nightskyhosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cfour.us (unsigned zone)
⏱️ Timing
Total: 586ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.172.0.209 |
| NS | 2 | ns2.nightskyhosting.com, ns1.nightskyhosting.com |
| MX | 1 | mail3.nightskyhosting.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ip4:66.172.0.192/26 -all |
| SOA | 1 | ns1.nightskyhosting.com conrad.nightskyh |
Analysis
IP Addresses
cfour.us has exactly one IP address — 66.172.0.209.
Other hosts including scripty.biz, srv209.nightskyhosting.com and noahh.us share IP addresses with cfour.us.
Name Servers
cfour.us has three name servers — ns1.nightskyhosting.com, ns2.nightskyhosting.com and ns3.nightskyhosting.com.
At least some of cfour.us's name servers are shared with other domains, for example missurgery.com.au, scripty.biz, u2d.com and two more.
These name servers tend to be deployed in combination with the name servers anamorph2.nightskyhosting.com and eyepiece2.nightskyhosting.com.
ns1.nightskyhosting.com points to 66.172.0.196. ns2.nightskyhosting.com and ns3.nightskyhosting.com each point to 66.172.0.197.
The host names ns2.nightskyhosting.com and ns3.nightskyhosting.com both resolve to 66.172.0.197 IP addresses.
Mail Servers
cfour.us uses one mail server — mail3.nightskyhosting.com.
The mail server setup of cfour.us matches that of other domains such as harrisdone.com, nssitech.com, lcsoftware.com and two others.
mail3.nightskyhosting.com points to one IP number — 66.172.0.245.