51.55.classcom.pl - robtex.com

51.55.classcom.pl

DNSSEC⚠️ Not signed
A195.150.55.51🇵🇱 CLASSCOM-AS195.150.48.0/20
PTR51.55.classcom.pl

55.classcom.pl

DNSSEC⚠️ Not signed

PTR for

51.55.150.195.in-addr.arpa

Same first word

51.de
51.cafe
51.ai
51.cz
51.chat
51.money
51.win
51.ru
51.zj.cn
51.is
51.eu
51.com.kw
51.cool
51.biz
51.no
51.vg
51.tv
51.net.cn
51.vip
51.gold
51.be
51.org
51.su
51.am
51.ie
51.cc
51.fr
51.pl
51.ca
51.fyi
51.al
51.com.ua
51.lv
51.net
51.la
51.in-addr.arpa
51.fi
51.uk.com
51.school
51.bet
51.law
51.hk
51.ro
51.com
51.wf
51.ks.ua
51.ph
51.io
51.se
51.com.br
51.com.tr
51.ws
51.kz
51.com.hk
51.lt
51.hu
51.to
51.wtf
51.world
51.com.tw

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15.ru
15.dk
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15.chat
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15.com.mx
15.ph
15.lv
15.de
15.gg
15.cm
15.gold
15.ee
15.tel
15.cn
15.nl
15.ie
15.com.ua
15.in-addr.arpa
15.com.tw
15.ro
15.hk
15.se
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15.cl
15.rs
15.cx
15.wtf
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15.net
15.pl
15.cz
15.sk
15.su
15.no
15.is
15.ag
15.cc
15.eu
15.hu
15.by
15.ai
15.business
15.co.uk
15.football
15.be

DNS History

1 record (1 active, 0 former)

201820192020202120222023202420252026A195.150.55.51
●A195.150.55.512017-06-11 → 2026-05-16 · 2 obs
● 2017-06-11 21:37:44
● 2026-05-16 11:26:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pla-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...-
classcom.pldns2.classcom.pl, dns.classcom.pl4 records

✅ Authoritative Response

Server:195.150.77.18

NS records: dns2.classcom.pl, dns.classcom.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classcom.pl (unsigned zone)

⏱️ Timing

Total: 712ms | Queries: -

📄 Records

TypeCountSample Data
A1195.150.55.51

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (dns2.classcom.pl, dns.classcom.pl, dns2.classcom.pl...)

Analysis

IP Addresses

51.55.classcom.pl points to IP number: 195.150.55.51.