tutorialonline.pl - dns.ninja
tutorialonline.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.243.87.65🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | usecase.pl | ||||||
| NS | ns1.sprintdatacenter.pl ⭐ | ||||||
| A | 46.29.17.41🇵🇱 SPRINT-SDC46.29.16.0/21 Sprint S.A. Sprint Data Center Olsztyn, Poland | ||||||
| PTR | panel01.sprintdatacenter.pl | ||||||
| NS | ns2.sprintdatacenter.pl | ||||||
| A | 89.191.144.119🇵🇱 PL-BYDMAN-COM89.191.144.0/21 Commercial Users University of Science and Technology Bydgoszcz, Poland | ||||||
| PTR | ns2.sprintdatacenter.pl | ||||||
| MX | mail.tutorialonline.pl ⭐ | ||||||
| A | 188.68.251.2🇵🇱 SPRINT-SDC188.68.240.0/20 Sprint S.A. Sprint Data Center Olsztyn, Poland | ||||||
| PTR | smtpout01.sprintdatacenter.pl | ||||||
| TXT | v=spf1 a mx ip4:46.29.17.41 ip4:188.68.251.2 -all | ||||||
| SOA | ns1.sprintdatacenter.plhostmaster@tutorialonline.pl 2024-11-29 #7 | ||||||
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=1781245973 | ||||||
Subdomains
mail.tutorialonline.pl |
Same first word
tutorialonline.pl |
tutorialonline.it |
tutorialonline.ws |
tutorialonline.biz |
tutorialonline.info |
tutorialonline.de |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.sprintdatacenter.pl2026-03-26 → 2026-06-12 · 2 obs
● 2026-06-12 19:38:28
●NSns2.sprintdatacenter.pl2026-03-26 → 2026-06-12 · 2 obs
● 2026-06-12 19:38:28
●MXmail.tutorialonline.pl2026-03-26 → 2026-06-12 · 2 obs
● 2026-06-12 19:38:28
●A136.243.87.652026-03-26 → 2026-06-12 · 2 obs
● 2026-06-12 19:38:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| tutorialonline.pl | ns1.sprintdatacenter.pl, ns2.sprintdatacenter.pl | 2 records |
✅ Authoritative Response
Server:46.29.17.41
NS records: ns1.sprintdatacenter.pl, ns2.sprintdatacenter.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tutorialonline.pl (unsigned zone)
⏱️ Timing
Total: 639ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.243.87.65 |
| NS | 2 | ns2.sprintdatacenter.pl, ns1.sprintdatacenter.pl |
| MX | 1 | mail.tutorialonline.pl (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:46.29.17.41 ip4:188.68.2 |
| SOA | 1 | ns1.sprintdatacenter.pl hostmaster.tutor |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.sprintdatacenter.pl, ns2.sprintdatacenter.pl)
Analysis
Hierarchy
tutorialonline.pl is the parent zone for mail.tutorialonline.pl.
IP Addresses
tutorialonline.pl resolves to just one IP address, 136.243.87.65.
zespolira.pl and usecase.pl, along with other host names, share IP addresses with tutorialonline.pl.
Name Servers
tutorialonline.pl is delegated to two name servers: ns1.sprintdatacenter.pl and ns2.sprintdatacenter.pl.
tutorialonline.pl shares its NS records with other domains, for example brzo.olsztyn.pl, blaszaki.com, kma-metal.pl and two others.
tutorialonline.pl partially shares its NS delegation with several other domains, including megaeuro.co.uk, gralbet.com.pl, bartex.pl and two others.
ns1.sprintdatacenter.pl resolves to 46.29.17.41. ns2.sprintdatacenter.pl resolves to 89.191.144.119. Both host names point to a single IP number.
Mail Servers
The sole mail server for tutorialonline.pl is mail.tutorialonline.pl.
mail.tutorialonline.pl resolves to a single IP number: 188.68.251.2.