stackcore.pl - robtex.com
stackcore.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.121.222.7🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | panel.tani-host.com | ||||||
| NS | ns1.taniadomena.eu ⭐ | ||||||
| A | 91.121.222.7🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | panel.tani-host.com | ||||||
| NS | fns1.42.pl | ||||||
| A | 79.98.145.34🇵🇱 NitroNet79.98.144.0/21 Nitronet Sp. z o.o. | ||||||
| NS | fns2.42.pl | ||||||
| A | 2001:41d0:701:1100::66c🇩🇪 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | fns2.42.pl | ||||||
| A | 51.38.99.90🇫🇷 OVH51.38.0.0/16 | ||||||
| PTR | fns2.42.pl | ||||||
| MX | stackcore.pl ⭐ | ||||||
| A | 91.121.222.7🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | panel.tani-host.com | ||||||
| TXT | v=spf1 +a +mx +ip4:91.121.222.7 ~all | ||||||
| SOA | ns1.taniadomena.eupostmaster@stackcore.pl 2026-03-24 #58 | ||||||
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=1790231650 | ||||||
MX for
stackcore.pl |
Same first word
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.taniadomena.eu2026-09-23 → 2026-09-25 · 2 obs
● 2026-09-25 01:20:32
●MXstackcore.pl2026-09-23 → 2026-09-25 · 2 obs
● 2026-09-25 01:20:32
●A91.121.222.72026-09-23 → 2026-09-25 · 2 obs
● 2026-09-25 01:20:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| stackcore.pl | fns1.42.pl, fns2.42.pl | 3 records |
✅ Authoritative Response
Server:51.38.99.90
NS records: fns1.42.pl, fns2.42.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stackcore.pl (unsigned zone)
⏱️ Timing
Total: 894ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.121.222.7 |
| NS | 2 | fns1.42.pl, fns2.42.pl |
| MX | 1 | stackcore.pl (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:91.121.222.7 ~all |
| SOA | 1 | ns1.taniadomena.eu postmaster.stackcore. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (fns2.42.pl, fns1.42.pl, fns2.42.pl)
Analysis
Mail Server Role
The MX record for stackcore.pl points back to stackcore.pl — it is its own mail server.
IP Addresses
stackcore.pl directs to one IP number, which is 91.121.222.7.
Among the host names that share IP numbers with stackcore.pl are programpartnerski.org, reklamazasms.net, kancelariaprawna-wroc.pl and two others.
Name Servers
stackcore.pl carries NS records delegating to ns1.taniadomena.eu, fns1.42.pl and fns2.42.pl.
At least some of stackcore.pl's name servers are shared with other domains, for example stenografia.pl, cefarm-krakow.pl, jmdevelopers.pl and two more.
These name servers are often deployed together with the name servers ns2.taniadomena.eu, ns2.afraid.org, pns41.cloudns.net and pns42.cloudns.net.
Hosts with two IP numbers each:
fns2.42.pl resolves to two addresses: 51.38.99.90 and 2001:41d0:701:1100::66c.
Hosts that resolve to one IP address:
The hostname ns1.taniadomena.eu resolves to 91.121.222.7.
The hostname fns1.42.pl resolves to 79.98.145.34.
Mail Servers
The MX record for stackcore.pl points to a single mail server: stackcore.pl.
stackcore.pl carries a single IP number, which is 91.121.222.7.