stackcore.pl - dns.ninja
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=1790404457 | ||||||
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 → 2026-09-27 · 2 obs
● 2026-09-27 04:17:34
●MXstackcore.pl2026-09-23 → 2026-09-27 · 2 obs
● 2026-09-27 04:17:34
●A91.121.222.72026-09-23 → 2026-09-27 · 2 obs
● 2026-09-27 04:17:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | 12 records |
| stackcore.pl | fns1.42.pl, fns2.42.pl | 3 records |
✅ Authoritative Response
Server:79.98.145.34
NS records: fns1.42.pl, fns2.42.pl
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at pl: Error: DNS query timeout: 192.102.225.53 for DNSKEY pl
⏱️ Timing
Total: 3707ms | 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: 15
In-bailiwick: 12 (a-dns.pl, b-dns.pl, d-dns.pl...)
Out-of-bailiwick: 3 (fns1.42.pl, fns2.42.pl, fns2.42.pl)
Analysis
Mail Server Role
stackcore.pl is listed as a mail server for itself.
IP Addresses
stackcore.pl resolves to one IP address: 91.121.222.7.
programpartnerski.org, reklamazasms.net, kancelariaprawna-wroc.pl and two other host names share IP numbers with stackcore.pl.
Name Servers
stackcore.pl is delegated to three name servers: ns1.taniadomena.eu, fns1.42.pl and fns2.42.pl.
The name servers of stackcore.pl overlap at least partially with those of other domains — among them stenografia.pl, cefarm-krakow.pl, jmdevelopers.pl and two more.
It is common to find these name servers alongside the name servers ns2.taniadomena.eu, ns2.afraid.org, ns1.he.net and two others.
Hostnames that resolve to two IP addresses:
fns2.42.pl points to 51.38.99.90 and 2001:41d0:701:1100::66c.
Hosts with just one IP address:
ns1.taniadomena.eu points to 91.121.222.7.
fns1.42.pl points to 79.98.145.34.
Mail Servers
Mail for stackcore.pl is handled by one mail server — stackcore.pl.
stackcore.pl resolves to a single IP number: 91.121.222.7.