🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`90.4.ftth.classcom.pl`

DNSSEC	⚠️ Not signed
A	176.115.4.90^{🇵🇱 CLASSCOM-AS176.115.0.0/19 CLASSCOM}
		PTR	`90.4.ftth.classcom.pl`

`4.ftth.classcom.pl`

DNSSEC

⚠️ Not signed

PTR for

90.4.115.176.in-addr.arpa

Same first word

90.cc

90.glass

90.cl

90.hu

90.chat

90.net.ph

90.no

90.kiev.ua

90.com.ws

90.to

90.estate

90.rw

90.tips

90.ru.com

90.vip

90.uz

90.com.vn

90.hk

90.is

90.io

90.com.ph

90.ventures

90.in.ua

90.mba

90.ru

90.io.vn

90.pw

90.mk

90.in-addr.arpa

90.cn

90.i234.me

90.su

90.pe

90.ms

90.ag

90.workers.dev

90.ca

90.co.nz

90.st

90.lu

90.com.au

90.ie

90.com

90.pro

90.org.uk

90.re

90.media

90.net

90.id

90.nz

90.pages.dev

90.cz

90.co.kr

90.com.es

90.fr

90.kz

90.com.mx

90.ph

90.wtf

90.lv

90.lc

90.com.hk

90.duckdns.org

90.de

90.se

90.rs

90.co.za

90.dk

90.icu

90.fyi

90.synology.me

90.sb

90.pt

90.my

90.la

90.cx

90.org

90.gold

90.legal

90.gs

90.am

90.pl

90.org.ph

90.nu

90.law

90.plus

90.biz

90.lt

90.com.tr

90.nl

90.vg

90.studio

90.today

90.ma

90.cm

90.gripe

90.vc

90.tel

90.al

90.tm

90.eu

90.tt

90.yt

90.si

90.ro

90.au

90.golf

90.fi

90.business

90.sk

Similar names

09.gs

09.io

09.ph

09.dk

09.me.uk

09.rs

09.su

09.com.au

09.edu.kg

09.pl

09.tf

09.cyou

09.design

09.nl

09.wedding

09.net

09.chat

09.nz

09.app

09.cc

09.network

09.org.ph

09.lat

09.ro

09.fi

09.vc

09.kz

09.be

09.co.nz

09.synology.me

09.workers.dev

09.pics

09.at

09.lt

09.com.pl

09.cm

09.no

09.mk

09.biz

Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A176.115.4.902017-07-12 → 2026-10-16 · 2 obs

● 2017-07-12 20:56:40
● 2026-10-16 21:10:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	12 records
classcom.pl	dns.classcom.pl, dns2.classcom.pl	4 records

✅ Authoritative Response

Server:195.150.77.18

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classcom.pl (unsigned zone)

⏱️ Timing

Total: 982ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.115.4.90`

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (a-dns.pl, a-dns.pl, b-dns.pl...)

Analysis

IP Addresses

90.4.ftth.classcom.pl resolves to one IP address: 176.115.4.90.

90.4.ftth.classcom.pl - robtex.com