qctoi.com - robtex.com
qctoi.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.146.6.253🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix | ||||||
| PTR | ec2-54-146-6-253.compute-1.amazonaws.com | ||||||
| NS | ns1.qctoi.com ⭐ | ||||||
| A | 18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns1.csof.net | ||||||
| A | 18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns2.csof.net | ||||||
| A | 23.21.178.27🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-23-21-178-27.compute-1.amazonaws.com | ||||||
| NS | ns3.csof.net | ||||||
| A | 3.214.185.54🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-3-214-185-54.compute-1.amazonaws.com | ||||||
| NS | ns4.csof.net | ||||||
| A | 52.20.19.77🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-19-77.compute-1.amazonaws.com | ||||||
| MX | mx1.qctoi.com ⭐ | ||||||
| A | 46.4.12.146🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | static.146.12.4.46.clients.your-server.de | ||||||
| MX | mx2.qctoi.com ⭐ | ||||||
| A | 46.4.10.173🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | static.173.10.4.46.clients.your-server.de | ||||||
| TXT | v=spf1 include:_incspfcheck.mailspike.net ?all | ||||||
| SOA | ns1.qctoi.comhostmaster@qctoi.com serial=1785849263 | ||||||
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=1786165194 | ||||||
Same first word
qctoi.com |
Similar names
ctoiq.com |
cotiq.com |
ticoq.com |
cotiq.net |
qciot.com.cn |
qitco.com |
iqotc.com |
itqco.com |
octiq.com |
otciq.com |
oicqt.com |
qtoic.cn |
DNS History
8 records (8 active, 0 former)
●NSns1.qctoi.com2026-07-28 → 2026-08-08 · 2 obs
● 2026-08-08 05:02:42
●MXmx1.qctoi.com2026-07-28 → 2026-08-08 · 2 obs
● 2026-08-08 05:02:42
●MXmx2.qctoi.com2026-07-28 → 2026-08-08 · 2 obs
● 2026-08-08 05:02:42
●A54.146.6.2532026-07-28 → 2026-08-08 · 2 obs
● 2026-08-08 05:02:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net... | - |
| qctoi.com | ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net | - |
✅ Authoritative Response
Server:23.21.178.27
NS records: ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qctoi.com (unsigned zone)
⏱️ Timing
Total: 295ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.146.6.253 |
| NS | 4 | ns1.csof.net, ns2.csof.net... |
| MX | 2 | mx2.qctoi.com (pri: 10), mx1.qctoi.com (pri: 10) |
| TXT | 1 | v=spf1 include:_incspfcheck.mailspike.ne |
| SOA | 1 | ns1.qctoi.com hostmaster.qctoi.com |
Analysis
IP Addresses
qctoi.com resolves to one IP address: 54.146.6.253.
www.lyfafzfeqnthm6.com, 2fc46f73e2f4b7ac9106147c094ee0d5.com, www.yzrywherqikbmd0.com and two other host names share IP numbers with qctoi.com.
Name Servers
qctoi.com has five name servers, which are ns1.qctoi.com, ns1.csof.net, ns2.csof.net and two others.
There is at least partial name server overlap between qctoi.com and other domains — 1dea90588f608016bc7d90faed72269c.com, enemywedge.net, tobecome.website and two more among them.
These name servers regularly appear alongside ns3.csof.net, ns4.csof.net, ns5.csof.net and 3 other name servers in NS record sets.
Hosts with just one IP address:
ns1.qctoi.com directs to 18.205.186.231.
ns1.csof.net directs to 18.205.186.231.
ns2.csof.net directs to 23.21.178.27.
ns3.csof.net directs to 3.214.185.54.
ns4.csof.net directs to 52.20.19.77.
Host names pointing to 18.205.186.231 IP addresses: ns1.qctoi.com and ns1.csof.net.
Mail Servers
Mail for qctoi.com is handled by two mail servers — mx1.qctoi.com and mx2.qctoi.com.
mx1.qctoi.com → 46.4.12.146 and mx2.qctoi.com → 46.4.10.173: one IP number per host name.