a2kcent.pl - robtex.com
a2kcent.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 94.152.161.231🇵🇱 CF-KRK94.152.160.0/20 KEI - FAx | ||||||
| PTR | s67731.nbbiznes.pl | ||||||
| NS | ns1.tld.pl ⭐ | ||||||
| A | 94.152.254.101🇵🇱 OXYLION-AS94.152.254.0/24 | ||||||
| PTR | ns1.tld.pl | ||||||
| NS | ns2.tld.pl | ||||||
| A | 94.152.255.101🇵🇱 OXYLION-AS94.152.255.0/24 | ||||||
| PTR | ns2.tld.pl | ||||||
| MX | a2kcent.pl ⭐ | ||||||
| A | 94.152.161.231🇵🇱 CF-KRK94.152.160.0/20 KEI - FAx | ||||||
| PTR | s67731.nbbiznes.pl | ||||||
| TXT | v=spf1 a mx include:spf.tld.pl -all | ||||||
| SOA | ns1.tld.pladmin@tld.pl 2017-11-15 #3 | ||||||
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=1778481277 | ||||||
MX for
www.a2kcent.pl |
Subdomains
www.a2kcent.pl |
Same first word
DNS History
8 records (4 active, 4 former)
○NSdns.home.pl2015-07-17 → 2017-01-10 · 4 obs
● 2017-01-10 02:20:10
○ 2020-01-10 11:05:34
○ 2026-05-12 04:20:44
○NSdns2.home.pl2015-07-17 → 2017-01-10 · 4 obs
● 2017-01-10 02:20:10
○ 2020-01-10 11:05:34
○ 2026-05-12 04:20:44
○NSdns3.home.pl2015-07-17 → 2017-01-10 · 4 obs
● 2017-01-10 02:20:10
○ 2020-01-10 11:05:34
○ 2026-05-12 04:20:44
●NSns1.tld.pl2020-01-10 → 2026-05-12 · 3 obs
● 2020-01-10 11:05:34
● 2026-05-12 04:20:44
●NSns2.tld.pl2020-01-10 → 2026-05-12 · 3 obs
● 2020-01-10 11:05:34
● 2026-05-12 04:20:44
●MXa2kcent.pl2015-07-17 → 2026-05-12 · 2 obs
● 2026-05-12 04:20:44
○A89.161.238.1082015-07-17 → 2017-01-10 · 4 obs
● 2017-01-10 02:20:10
○ 2020-01-10 11:05:34
○ 2026-05-12 04:20:44
●A94.152.161.2312020-01-10 → 2026-05-12 · 3 obs
● 2020-01-10 11:05:34
● 2026-05-12 04:20:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, f-dns.pl, d-dns.pl, b-dns.pl... | - |
| a2kcent.pl | ns2.tld.pl, ns1.tld.pl | 2 records |
✅ Authoritative Response
Server:94.152.255.101
NS records: ns2.tld.pl, ns1.tld.pl
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at pl: Error: DNS query timeout: 192.102.225.53 for DNSKEY pl
⏱️ Timing
Total: 3202ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.152.161.231 |
| NS | 2 | ns2.tld.pl, ns1.tld.pl |
| MX | 1 | a2kcent.pl (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.tld.pl -all |
| SOA | 1 | ns1.tld.pl admin.tld.pl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.tld.pl, ns1.tld.pl)
Analysis
Hierarchy
The parent of www.a2kcent.pl is a2kcent.pl.
Mail Server Role
a2kcent.pl acts as a mail server for www.a2kcent.pl.
IP Addresses
a2kcent.pl points to a single IP number: 94.152.161.231.
Other host names, for instance www.a2kcent.pl, revis.pl, miedzynarodowaszkola.eu, itoptima.pl and mapa-sg.pl share IP numbers with a2kcent.pl.
Name Servers
a2kcent.pl is delegated to two name servers: ns1.tld.pl and ns2.tld.pl.
a2kcent.pl uses the same name server setup as other domains, for instance sportspro.pl, maksimus.pl, authalia.com, acprosta.pl and rynnyvictoria.eu.
a2kcent.pl shares name servers with other domains at least partially, for instance ekoplyta.com.pl, hedea3.pl, gasnet.pl, bilety.zoo.wroclaw.pl and veto.com.pl.
these name servers are commonly used together with ns1.kei.pl and ns2.kei.pl.
Host names with one IP number:
ns1.tld.pl points to: 94.152.254.101.
ns2.tld.pl points to: 94.152.255.101.
Mail Servers
A single mail server handles a2kcent.pl and a2kcent.pl.
a2kcent.pl uses the same mail server setup as other domains, for example www.a2kcent.pl.
Host name a2kcent.pl resolves to IP 94.152.161.231.