ctth.com - robtex.com
ctth.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 158.85.87.76🇨🇦 SOFTLAYER158.85.64.0/18 -tor01 | ||||||
| PTR | 4c.57.559e.ip4.static.sl-reverse.com | ||||||
| NS | slns1.namespro.ca ⭐ | ||||||
| A | 67.228.254.4🇺🇸 SOFTLAYER67.228.254.0/23 -anycast02 | ||||||
| PTR | 4.fe.e443.ip4.static.sl-reverse.com | ||||||
| NS | slns2.namespro.ca | ||||||
| A | 67.228.255.5🇺🇸 SOFTLAYER67.228.254.0/23 -anycast02 | ||||||
| PTR | 5.ff.e443.ip4.static.sl-reverse.com | ||||||
| MX | mailroot5.namespro.ca ⭐ | ||||||
| A | 169.54.82.183🇨🇦 SOFTLAYER169.54.64.0/18 -mon01 | ||||||
| PTR | mailroot5.namespro.ca | ||||||
| TXT | v=spf1 a mx include:_spf.mailroots.namespro.ca ~all | ||||||
| SOA | slns1.namespro.casupport@namespro.ca serial=1(0x37313735)89764 | ||||||
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=1784808982 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns05.domaincontrol.com2015-08-14 → 2018-07-24 · 4 obs
● 2018-07-24 19:44:46
○ 2026-07-14 03:44:10
○ 2026-07-23 12:18:08
○NSns06.domaincontrol.com2015-08-14 → 2018-07-24 · 4 obs
● 2018-07-24 19:44:46
○ 2026-07-14 03:44:10
○ 2026-07-23 12:18:08
●NSslns1.namespro.ca2026-07-14 → 2026-07-23 · 3 obs
● 2026-07-14 03:44:10
● 2026-07-23 12:18:08
●NSslns2.namespro.ca2026-07-14 → 2026-07-23 · 3 obs
● 2026-07-14 03:44:10
● 2026-07-23 12:18:08
●MXmailroot5.namespro.ca2026-07-14 → 2026-07-23 · 3 obs
● 2026-07-14 03:44:10
● 2026-07-23 12:18:08
○MXmailstore1.secureserver.net2015-08-14 → 2018-07-24 · 4 obs
● 2018-07-24 19:44:46
○ 2026-07-14 03:44:10
○ 2026-07-23 12:18:08
○MXsmtp.secureserver.net2015-08-14 → 2018-07-24 · 4 obs
● 2018-07-24 19:44:46
○ 2026-07-14 03:44:10
○ 2026-07-23 12:18:08
●A158.85.87.762026-07-14 → 2026-07-23 · 3 obs
● 2026-07-14 03:44:10
● 2026-07-23 12:18:08
○A160.153.49.722015-08-14 → 2018-07-24 · 4 obs
● 2018-07-24 19:44:46
○ 2026-07-14 03:44:10
○ 2026-07-23 12:18:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ctth.com | slns1.namespro.ca, slns2.namespro.ca | - |
✅ Authoritative Response
Server:67.228.254.4
NS records: slns1.namespro.ca, slns2.namespro.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctth.com (unsigned zone)
⏱️ Timing
Total: 406ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 158.85.87.76 |
| NS | 2 | slns1.namespro.ca, slns2.namespro.ca |
| MX | 1 | mailroot5.namespro.ca (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.mailroots.names |
| SOA | 1 | slns1.namespro.ca support.namespro.ca |
Analysis
IP Addresses
ctth.com directs to one IP number, which is 158.85.87.76.
Among the host names that share IP numbers with ctth.com are dolph.ca, dotsy.ca, talkingflightmonitor.net and two others.
Name Servers
Two name servers handle the delegation for ctth.com: slns1.namespro.ca and slns2.namespro.ca.
ctth.com has the same name server delegation as a number of other domains, such as mytm.info, glenn.ca, etag.ca and two more.
At least some of ctth.com's name servers are shared with other domains, for example notairesddla.com, brianmccullough.ca, mybcas.ca and two more.
It is common for these name servers to be used in conjunction with the name servers ns1.softlayer.com, ns1.namespro.ca and ns2.namespro.ca.
Each of slns1.namespro.ca and slns2.namespro.ca has one IP address: slns1.namespro.ca uses 67.228.254.4 and slns2.namespro.ca uses 67.228.255.5.
Mail Servers
ctth.com routes its mail through a single mail server, mailroot5.namespro.ca.
ctth.com has the same mail server arrangement as a number of other domains, for example caters.ca, wine-text.com, torontoargonauts.ca and two more.
mailroot5.namespro.ca carries a single IP number, which is 169.54.82.183.