interblock.pl - robtex.com
interblock.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.163.204.139🇵🇱 InterBlock-ASN81.163.200.0/21 ITB Sp. z o.o. | ||||||
| PTR | www.interblock.pl | ||||||
| NS | dns1.interblock.pl ⭐ | ||||||
| A | 81.163.204.134🇵🇱 InterBlock-ASN81.163.200.0/21 ITB Sp. z o.o. | ||||||
| PTR | dns1.interblock.pl | ||||||
| NS | dns.interblock.pl | ||||||
| A | 81.163.204.136🇵🇱 InterBlock-ASN81.163.200.0/21 ITB Sp. z o.o. | ||||||
| PTR | undef-e-136.interblock.pl | ||||||
| NS | dns2.interblock.pl | ||||||
| A | 81.163.204.138🇵🇱 InterBlock-ASN81.163.200.0/21 ITB Sp. z o.o. | ||||||
| PTR | dns2.interblock.pl | ||||||
| NS | fns1.42.pl ⚠️ Not in parent delegation | ||||||
| A | 79.98.145.34🇵🇱 NitroNet79.98.144.0/21 Nitronet Sp. z o.o. | ||||||
| NS | fns2.42.pl ⚠️ Not in parent delegation | ||||||
| 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 | poczta.interblock.pl ⭐ | ||||||
| A | 81.163.204.131🇵🇱 InterBlock-ASN81.163.200.0/21 ITB Sp. z o.o. | ||||||
| PTR | poczta.interblock.pl | ||||||
| TXT | v=spf1 ip4:81.163.204.131 mx -all | ||||||
| TXT | google-site-verification=bHv4r16UW-1uZDhw_yvClMp5IgvkDD5KHVIxR_V61rc | ||||||
| SOA | dns.interblock.plroot@interblock.pl 2025-11-05 #36 | ||||||
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=1771291803 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (7 active, 2 former)
●NSdns.interblock.pl2015-08-15 → 2026-03-08 · 5 obs
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
●NSdns1.interblock.pl2015-08-15 → 2026-03-08 · 5 obs
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
●NSdns2.interblock.pl2015-08-15 → 2026-03-08 · 5 obs
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
●NSfns1.42.pl2021-10-11 → 2026-03-08 · 6 obs
● 2021-10-11 21:19:02
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
●NSfns2.42.pl2021-10-11 → 2026-03-08 · 6 obs
● 2021-10-11 21:19:02
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
●MXpoczta.interblock.pl2015-08-15 → 2026-03-08 · 5 obs
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
○A2001:470:71:21e::12015-08-15 → 2018-03-25 · 4 obs
● 2018-03-25 01:53:48
○ 2021-10-11 21:19:02
○ 2026-03-08 06:00:36
○A81.163.204.1352015-08-15 → 2015-12-08 · 4 obs
● 2015-12-08 04:40:28
○ 2015-12-26 04:19:16
○ 2026-03-08 06:00:36
●A81.163.204.1392015-12-26 → 2026-03-08 · 6 obs
● 2015-12-26 04:19:16
● 2026-02-18 17:08:20
○ 2026-02-18 20:28:16
● 2026-02-18 23:08:30
● 2026-03-08 06:00:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| interblock.pl | dns1.interblock.pl, dns2.interblock.pl, fns1.42.pl, fns2.42.pl | 5 records |
✅ Authoritative Response
Server: 81.163.204.134
NS records: dns1.interblock.pl, dns2.interblock.pl, fns1.42.pl, fns2.42.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for interblock.pl (unsigned zone)
⏱️ Timing
Total: 723ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.163.204.139 |
| NS | 4 | fns1.42.pl, dns1.interblock.pl... |
| MX | 1 | poczta.interblock.pl (pri: 10) |
| TXT | 2 | v=spf1 ip4:81.163.204.131 mx -all, google-site-verification=bHv4r16UW-1uZDh |
| SOA | 1 | dns.interblock.pl root.interblock.pl |
📌 Glue Records Collected
Total: 5
In-bailiwick: 2 (dns1.interblock.pl, dns2.interblock.pl)
Out-of-bailiwick: 3 (fns1.42.pl, fns2.42.pl, fns2.42.pl)
Analysis
Hierarchy
interblock.pl is a parent of undef-f-187.interblock.pl, pppoe-dynamic-a-231.interblock.pl, pppoe-dynamic-a-97.interblock.pl, undef-g-183.interblock.pl, pppoe-dynamic-c-173.interblock.pl and thousands of other host names.
IP Addresses
interblock.pl points to a single IP: 81.163.204.139.
Other host names, such as itbstrona.interblock.pl, share IP numbers with interblock.pl.
Name Servers
interblock.pl is delegated to five name servers: fns1.42.pl, fns2.42.pl, dns1.interblock.pl, dns2.interblock.pl and dns.interblock.pl.
interblock.pl partially shares name servers with other domains; examples include 40.139.185.in-addr.arpa, czteryogrody.pl, angus-materace.pl, macuda.pl and foodcare.pl.
These name servers are commonly used with ns1.prospect.pl, ns.tvk.pl, ns.tvk.wroc.pl, ns2.he.net, ns3.he.net and ns2.afraid.org.
Host names with two IP numbers:
fns2.42.pl points to 2001:41d0:701:1100::66c and 51.38.99.90.
Host names with one IP number:
fns1.42.pl points to 79.98.145.34.
dns1.interblock.pl points to 81.163.204.134.
dns2.interblock.pl points to 81.163.204.138.
dns.interblock.pl points to 81.163.204.136.
Mail Servers
interblock.pl is handled by a single mail server, poczta.interblock.pl.
interblock.pl uses the same mail server setup as other domains, for instance hermes.interblock.pl and poczta.interblock.pl.
poczta.interblock.pl points to a single IP: 81.163.204.131.