🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`0.20.ftth.classcom.pl`

DNSSEC	⚠️ Not signed
A	176.115.20.0^{🇵🇱 CLASSCOM-AS176.115.0.0/19 CLASSCOM}
		PTR	`0.20.ftth.classcom.pl`

`20.ftth.classcom.pl`

DNSSEC

⚠️ Not signed

PTR for

0.20.115.176.in-addr.arpa

Same first word

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0.(0x736578)y

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0.sv

0.day

0.geek.nz

0.gz.cn

0.uk

0.hamburg

0.id.vn

0.et

0.company

0.technology

0.freemyip.com

0.engineering

0.pn

0.zone

0.fo

0.gl

0.kz

0.mypi.co

0.health

0.gd.cn

0.readthedocs.io

0.com.ly

0.zip

0.loans

0.tcp4.me

0.ke

0.photos

0.hn

0.ltd.ua

0.xmit.dev

0.biz.pl

0.page

0.honda

0.com.se

0.uy

0.cx

0.net.ar

0.jetzt

0.vip

0.fj.cn

0.sk

0.law

0.cymru

0.ie

0.org.ua

0.digital

0.berlin

0.md

0.legal

0.wine

0.ag

0.com.ar

0.org.uk

0.casino

0.to

0.new

0.org.vn

0.info.pl

0.com.pl

0.pub

0.fund

0.design

0.cr

0.icu

0.financial

0.ht

0.photo

0.fail

0.fit

0.je

0.cards

0.co.uk

0.com.ua

0.ngrok.pro

0.ph

0.ventures

0.sd

0.gg

0.tuxfamily.org

0.nom.co

0.(0x736578)

0.country

0.security

0.click

0.box

0.dj

0.dk

0.club

0.eu.ngrok.io

0.tax

0.amsterdam

0.ls

0.bo

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Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A176.115.20.02017-02-17 → 2026-10-17 · 2 obs

● 2017-02-17 23:38:16
● 2026-10-17 12:08:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
classcom.pl	dns2.classcom.pl, dns.classcom.pl	4 records

✅ Authoritative Response

Server:176.115.0.18

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classcom.pl (unsigned zone)

⏱️ Timing

Total: 5189ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.115.20.0`

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

0.20.ftth.classcom.pl resolves to one IP address: 176.115.20.0.

0.20.ftth.classcom.pl - robtex.com