knocktech.com - robtex.com
knocktech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 164.68.123.157🇩🇪 CONTABO164.68.122.0/23 | ||||||
| PTR | vmi393644.contaboserver.net | ||||||
| NS | ns1.knocktech.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 164.68.123.157🇩🇪 CONTABO164.68.122.0/23 | ||||||
| PTR | vmi393644.contaboserver.net | ||||||
| NS | ns1.d-mirror.com ⚠️ Not in zone NS records | ||||||
| A | 164.68.123.157🇩🇪 CONTABO164.68.122.0/23 | ||||||
| PTR | vmi393644.contaboserver.net | ||||||
| NS | ns2.d-mirror.com ⚠️ Not in zone NS records | ||||||
| A | 164.68.123.157🇩🇪 CONTABO164.68.122.0/23 | ||||||
| PTR | vmi393644.contaboserver.net | ||||||
| NS | ns2.knocktech.com ⚠️ Not in parent delegation | ||||||
| A | 164.68.123.157🇩🇪 CONTABO164.68.122.0/23 | ||||||
| PTR | vmi393644.contaboserver.net | ||||||
| MX | mail.knocktech.com ⭐ | ||||||
| A | 164.68.123.157🇩🇪 CONTABO164.68.122.0/23 | ||||||
| PTR | vmi393644.contaboserver.net | ||||||
| TXT | v=spf1 +a +mx +a:vmi393644.contaboserver.net -all | ||||||
| SOA | ns1.knocktech.comalain\@arab.knocktech.com 2026-03-07 #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 | ||||||
Subdomains
Same first word
knocktech.com |
DNS History
7 records (6 active, 1 former)
●NSns1.d-mirror.com2026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 22:47:48
● 2026-03-24 09:34:34
●NSns1.knocktech.com2015-08-18 → 2026-03-24 · 2 obs
● 2026-03-24 09:34:34
●NSns2.d-mirror.com2026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 22:47:48
● 2026-03-24 09:34:34
●NSns2.knocktech.com2015-08-18 → 2026-03-24 · 2 obs
● 2026-03-24 09:34:34
●MXmail.knocktech.com2015-08-18 → 2026-03-24 · 2 obs
● 2026-03-24 09:34:34
●A164.68.123.1572026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 22:47:48
● 2026-03-24 09:34:34
○A173.248.174.842015-08-18 → 2017-09-26 · 4 obs
● 2017-09-26 19:47:34
○ 2026-03-18 22:47:48
○ 2026-03-24 09:34:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| knocktech.com | ns1.d-mirror.com, ns2.d-mirror.com | 2 records |
✅ Authoritative Response
Server:164.68.123.157
NS records: ns1.d-mirror.com, ns2.d-mirror.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knocktech.com (unsigned zone)
⏱️ Timing
Total: 585ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.68.123.157 |
| NS | 2 | ns2.knocktech.com, ns1.knocktech.com |
| MX | 1 | mail.knocktech.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:vmi393644.contaboserver |
| SOA | 1 | ns1.knocktech.com alain\.arab.knocktech. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.d-mirror.com, ns2.d-mirror.com)
Analysis
Hierarchy
knocktech.com is the parent of mail.knocktech.com, ns2.knocktech.com and ns1.knocktech.com.
IP Addresses
knocktech.com resolves to one IP number: 164.68.123.157.
other host names including ns2.muscat-catering.com, iradatlb.com, ns1.knocktech.com, mail.kamalarab.com and ns1.kamalarab.com share IP numbers with knocktech.com.
Name Servers
knocktech.com is delegated to four name servers: ns1.d-mirror.com, ns2.d-mirror.com, ns1.knocktech.com and ns2.knocktech.com.
knocktech.com at least partially shares name servers with other domains, for instance s2bsi.com, audiotakes.com, eddesands.com, muscat-catering.com and flowerslebanon.net.
These name servers are commonly used with the following name servers: ns1.s2bsi.com, ns2.s2bsi.com, ns1.audiotakes.com, ns2.audiotakes.com, ns1.eddesands.com, ns2.eddesands.com, ns1.muscat-catering.com, ns1.flowerslebanon.net, ns2.flowerslebanon.net and ns1.studio971.net.
Host names with a single IP
ns1.d-mirror.com, ns2.d-mirror.com, ns1.knocktech.com and ns2.knocktech.com point to 164.68.123.157.
These four host names share IP 164.68.123.157.
Host names mapping to 164.68.123.157: ns1.d-mirror.com, ns2.d-mirror.com, ns1.knocktech.com and ns2.knocktech.com.
Mail Servers
knocktech.com is handled by a single mail server, mail.knocktech.com.
mail.knocktech.com resolves to IP 164.68.123.157.