open-kernel.com - dns.ninja
open-kernel.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 197.140.11.222🇩🇿 ICOSNET-AS197.140.11.0/24 ICOSNET spa NET_11 by A.Z. | ||||||
| PTR | server.okconsulting.dz | ||||||
| NS | ns1.open-kernel.net ⭐ | ||||||
| A | 5.196.119.200🇫🇷 OVH5.196.0.0/16 | ||||||
| PTR | ns1.open-kernel.net | ||||||
| NS | ns1.okconsulting.dz ⚠️ Not in parent delegation | ||||||
| A | 197.140.11.222🇩🇿 ICOSNET-AS197.140.11.0/24 ICOSNET spa NET_11 by A.Z. | ||||||
| PTR | server.okconsulting.dz | ||||||
| NS | ns2.open-kernel.net | ||||||
| A | 5.196.119.204🇫🇷 OVH5.196.0.0/16 | ||||||
| PTR | ns2.open-kernel.net | ||||||
| MX | open-kernel.com ⭐ | ||||||
| A | 197.140.11.222🇩🇿 ICOSNET-AS197.140.11.0/24 ICOSNET spa NET_11 by A.Z. | ||||||
| PTR | server.okconsulting.dz | ||||||
| TXT | v=spf1 ip4:51.255.82.7 ip4:197.140.11.222 +a +mx ~all | ||||||
| SOA | ns1.open-kernel.netlocalhostdz@gmail.com 2025-11-23 #0 | ||||||
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=1785065852 | ||||||
MX for
open-kernel.com |
Subdomains
Same first word
open-kernel.com |
open-kernel.net |
DNS History
8 records (5 active, 3 former)
●NSns1.okconsulting.dz2026-02-25 → 2026-07-26 · 3 obs
● 2026-02-25 02:50:54
● 2026-07-26 11:55:08
●NSns1.open-kernel.net2015-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 11:55:08
●NSns2.open-kernel.net2015-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 11:55:08
●MXopen-kernel.com2015-07-19 → 2026-07-26 · 2 obs
● 2026-07-26 11:55:08
○A151.80.25.1632015-11-26 → 2016-07-13 · 5 obs
● 2015-11-26 10:08:00
● 2016-07-13 12:09:10
○ 2016-11-19 10:52:06
○ 2026-07-26 11:55:08
○A188.165.81.182016-11-19 → 2017-05-08 · 5 obs
● 2016-11-19 10:52:06
● 2017-05-08 13:51:14
○ 2026-02-25 02:50:54
○ 2026-07-26 11:55:08
●A197.140.11.2222026-02-25 → 2026-07-26 · 3 obs
● 2026-02-25 02:50:54
● 2026-07-26 11:55:08
○A37.187.128.642015-07-19 → 2015-07-19 · 3 obs
○ 2015-11-26 10:08:00
○ 2026-07-26 11:55:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| open-kernel.com | ns1.open-kernel.net, ns2.open-kernel.net | - |
✅ Authoritative Response
Server:5.196.119.204
NS records: ns1.open-kernel.net, ns2.open-kernel.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for open-kernel.com (unsigned zone)
⏱️ Timing
Total: 505ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 197.140.11.222 |
| NS | 3 | ns2.open-kernel.net, ns1.open-kernel.net... |
| MX | 1 | open-kernel.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:51.255.82.7 ip4:197.140.11.22 |
| SOA | 1 | ns1.open-kernel.net localhostdz.gmail.co |
Analysis
Hierarchy
open-kernel.com is the parent domain of ns3.open-kernel.com, ns4.open-kernel.com, www.open-kernel.com and server.open-kernel.com.
Mail Server Role
open-kernel.com is listed as a mail server for itself.
IP Addresses
open-kernel.com resolves to one IP address: 197.140.11.222.
okconsulting.dz, fabriques-urbaines.univ-constantine3.dz, scibs.dz and two other host names share IP numbers with open-kernel.com.
Name Servers
open-kernel.com is delegated to three name servers: ns1.okconsulting.dz, ns1.open-kernel.net and ns2.open-kernel.net.
open-kernel.com shares at least some of its name servers with other domains, including beautyimpex.dz, pegasus.dz, dou-elbayadh.dz and two others.
ns1.okconsulting.dz, ns1.open-kernel.net and ns2.open-kernel.net each resolve to a single IP address: ns1.okconsulting.dz resolves to 197.140.11.222, ns1.open-kernel.net resolves to 5.196.119.200 and ns2.open-kernel.net resolves to 5.196.119.204.
Mail Servers
Mail for open-kernel.com is handled by one mail server — open-kernel.com.
open-kernel.com resolves to a single IP number: 197.140.11.222.