codeopen.pl - dns.ninja
codeopen.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.40.91.204🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | static.204.91.40.188.clients.your-server.de | ||||||
| NS | ns1.afraid.org ⭐ | ||||||
| A | 23.227.184.22🇺🇸 HIVELOCITY-123.227.184.0/24 DAL1 IPv4 Allocation | ||||||
| PTR | escapefromreailty.com | ||||||
| NS | ns2.afraid.org | ||||||
| A | 2001:1850:1:5:800::6b🇺🇸 ASN-CQ-GIGENET2001:1850::/32 GIGENET IPV6 ROUTE | ||||||
| PTR | ns2.afraid.org | ||||||
| A | 69.65.50.223🇺🇸 ASN-CQ-GIGENET69.65.0.0/18 GigENET Netblock | ||||||
| PTR | ns2.afraid.org | ||||||
| NS | ns3.afraid.org | ||||||
| A | 67.220.81.190🇺🇸 OBJX67.220.81.0/24 objx.net, LLC | ||||||
| NS | ns4.afraid.org | ||||||
| A | 2610:150:bddb:d271::2🇺🇸 SHARKTECH-12610:150:8000::/34 Sharktech Inc. | ||||||
| PTR | ns4.afraid.org | ||||||
| A | 70.39.97.253🇺🇸 SHARKTECH-170.39.97.0/24 PNAP-CHG FDCS Route | ||||||
| PTR | ns4.afraid.org | ||||||
| MX | a.mx.prokonto.pl ⭐ | ||||||
| A | 193.222.135.150🇵🇱 O2-AS193.222.135.0/24 o2-net (PL) | ||||||
| PTR | mx.tlen.pl | ||||||
| MX | a.altmx1.prokonto.pl(10) | ||||||
| A | 193.222.135.150🇵🇱 O2-AS193.222.135.0/24 o2-net (PL) | ||||||
| PTR | mx.tlen.pl | ||||||
| MX | a.altmx2.prokonto.pl(10) | ||||||
| A | 193.222.135.150🇵🇱 O2-AS193.222.135.0/24 o2-net (PL) | ||||||
| PTR | mx.tlen.pl | ||||||
| SOA | ns1.afraid.orgdnsadmin@afraid.org serial=2606030001 | ||||||
pl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a-dns.pl ⭐ | ||||||
| NS | b-dns.pl | ||||||
| NS | d-dns.pl | ||||||
| NS | f-dns.pl | ||||||
| NS | h-dns.pl | ||||||
| NS | j-dns.pl | ||||||
| TXT | ccTLD of Poland | ||||||
| SOA | a-dns.pldnsmaster@nask.pl serial=1780900364 | ||||||
Subdomains
www.codeopen.pl |
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.afraid.org2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●NSns2.afraid.org2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●NSns3.afraid.org2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●NSns4.afraid.org2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●MXa.altmx1.prokonto.pl2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●MXa.altmx2.prokonto.pl2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●MXa.mx.prokonto.pl2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
●A188.40.91.2042015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 20:01:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl... | - |
| codeopen.pl | ns1.afraid.org, ns4.afraid.org, ns3.afraid.org, ns2.afraid.org | - |
✅ Authoritative Response
Server:70.39.97.253
NS records: ns1.afraid.org, ns4.afraid.org, ns3.afraid.org, ns2.afraid.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codeopen.pl (unsigned zone)
⏱️ Timing
Total: 2611ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.40.91.204 |
| NS | 4 | ns4.afraid.org, ns1.afraid.org... |
| MX | 3 | a.mx.prokonto.pl (pri: 5), a.altmx2.prokonto.pl (pri: 10)... |
| SOA | 1 | ns1.afraid.org dnsadmin.afraid.org |
Analysis
Hierarchy
codeopen.pl is the parent zone for www.codeopen.pl.
IP Addresses
codeopen.pl directs to one IP number, which is 188.40.91.204.
Among the host names that share IP numbers with codeopen.pl are www.codeopen.pl, malesinska.pl, mail.s50.linuxpl.com and two others.
Name Servers
The DNS delegation for codeopen.pl covers 4 name servers — ns1.afraid.org, ns2.afraid.org, ns3.afraid.org and ns4.afraid.org.
codeopen.pl partially shares its NS delegation with several other domains, including network.srb2.org, dasilvas.ch, vilner.net and two others.
These name servers often co-occur with the name servers ns3.he.net.
Hosts with two IP numbers each:
The A records for ns2.afraid.org return 69.65.50.223 and 2001:1850:1:5:800::6b.
The A records for ns4.afraid.org return 70.39.97.253 and 2610:150:bddb:d271::2.
Host names with one IP number:
ns1.afraid.org resolves to the IP address 23.227.184.22.
ns3.afraid.org resolves to the IP address 67.220.81.190.
Mail Servers
codeopen.pl uses three mail servers — a.altmx1.prokonto.pl, a.altmx2.prokonto.pl and a.mx.prokonto.pl.
codeopen.pl shares at least some of its mail servers with other domains — for example zietek.me, taiwangun.biz, leraczyk.com and two more.
The hosts a.altmx1.prokonto.pl, a.altmx2.prokonto.pl and a.mx.prokonto.pl each direct to 193.222.135.150; one IP address covers all three.
a.altmx1.prokonto.pl, a.altmx2.prokonto.pl and a.mx.prokonto.pl all direct to 193.222.135.150.