ibo4.ostnet.pl - robtex.com
ibo4.ostnet.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.168.10.123 | ||||||
| NS | dnsmaster.ostnet.pl ⭐ | ||||||
| A | 192.168.10.84 | ||||||
| NS | dns1.ostnet.pl ⚠️ Not in parent delegation | ||||||
| A | 2a02:22e0::1:0:0:10🇵🇱 OST-ASN2a02:22e0::/32 OST Tyczyn | ||||||
| PTR | dns1.ostnet.pl | ||||||
| A | 62.133.128.10🇵🇱 OST-ASN62.133.128.0/19 Spoldzielnia Telekomunikacyjna OST ul. Kosciuszki 8, 36-020 Tyczyn Poland | ||||||
| PTR | dns1.ostnet.pl | ||||||
| NS | dns2.ostnet.pl ⚠️ Not in parent delegation | ||||||
| A | 2a02:22e0::1:0:0:20🇵🇱 OST-ASN2a02:22e0::/32 OST Tyczyn | ||||||
| PTR | dns2.ostnet.pl | ||||||
| A | 62.133.128.20🇵🇱 OST-ASN62.133.128.0/19 Spoldzielnia Telekomunikacyjna OST ul. Kosciuszki 8, 36-020 Tyczyn Poland | ||||||
| PTR | dns2.ostnet.pl | ||||||
| MX | smtp.poczta.ostnet.pl ⭐ | ||||||
| A | 62.133.128.16🇵🇱 OST-ASN62.133.128.0/19 Spoldzielnia Telekomunikacyjna OST ul. Kosciuszki 8, 36-020 Tyczyn Poland | ||||||
| PTR | smtp.poczta.ostnet.pl | ||||||
| SOA | dnsmaster.ostnet.plj@wilk.ostnet.pl 2025-09-09 #1 | ||||||
ostnet.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.133.128.116🇵🇱 OST-ASN62.133.128.0/19 Spoldzielnia Telekomunikacyjna OST ul. Kosciuszki 8, 36-020 Tyczyn Poland | ||||||
| NS | dns1.ostnet.pl ⭐ | ||||||
| NS | dns.ostnet.pl | ||||||
| NS | dns2.ostnet.pl | ||||||
| MX | smtp.poczta.ostnet.pl ⭐ | ||||||
| TXT | google-site-verification=XxFswclHWjJa-cJCM1Ju7DZ1zE0_IvNzjEj43W1uQuQ | ||||||
| TXT | 505c68e9f6beeb37a34643446407b5740915b163351f6d850838612250c713b | ||||||
| TXT | v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC/qEHFEARtDtABPm3vs5U... | ||||||
| TXT | mojecertpl-site-verification-JomQ4pDa1Xd1uH4DB5EJnUr4rOG5JDLm | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | dns.ostnet.plmgradzki@ost.net.pl 2026-04-16 #1 | ||||||
PTR for
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4bio.net |
4bio.ro |
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bio4.co.uk |
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DNS History
5 records (5 active, 0 former)
●NSdnsmaster.ostnet.pl2026-02-17 → 2026-04-24 · 2 obs
● 2026-04-24 05:46:34
●MXsmtp.poczta.ostnet.pl2026-02-17 → 2026-04-24 · 2 obs
● 2026-04-24 05:46:34
●A192.168.10.1232026-02-17 → 2026-04-24 · 2 obs
● 2026-04-24 05:46:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| ostnet.pl | dns1.ostnet.pl, dns2.ostnet.pl | 2 records |
✅ Authoritative Response
Server:62.133.128.20
NS records: dns1.ostnet.pl, dns2.ostnet.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ostnet.pl (unsigned zone)
⏱️ Timing
Total: 798ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.168.10.123 |
| NS | 2 | dns1.ostnet.pl, dns2.ostnet.pl |
| MX | 1 | smtp.poczta.ostnet.pl (pri: 10) |
| SOA | 1 | dnsmaster.ostnet.pl j.wilk.ostnet.pl |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (dns1.ostnet.pl, dns2.ostnet.pl)
Analysis
IP Addresses
ibo4.ostnet.pl points to a single IP: 192.168.10.123.
Name Servers
ibo4.ostnet.pl is delegated to three name servers: dns1.ostnet.pl, dns2.ostnet.pl and dnsmaster.ostnet.pl.
ibo4.ostnet.pl at least partially shares its name servers with other domains, for instance 139.133.62.in-addr.arpa, oaza.przemyska.pl, 150.133.62.in-addr.arpa, 140.133.62.in-addr.arpa and 143.133.62.in-addr.arpa.
These name servers are commonly used alongside dns.ostnet.pl and dns5.ostnet.pl.
Host names with two IP numbers: The host name dns1.ostnet.pl points to 2a02:22e0::1:0:0:10 and 62.133.128.10; The host name dns2.ostnet.pl points to 2a02:22e0::1:0:0:20 and 62.133.128.20.
Host names with one IP number: The host name dnsmaster.ostnet.pl points to 192.168.10.84.
Mail Servers
ibo4.ostnet.pl is served by a single mail server, smtp.poczta.ostnet.pl.
ibo4.ostnet.pl uses the same mail server setup as other domains such as rewa.com.pl, sne.przemyska.pl, fara.sanok.pl, wilk.ostnet.pl and ibo.ostnet.pl.
smtp.poczta.ostnet.pl points to IP number 62.133.128.16.