🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`138.20.ftth.classcom.pl`

DNSSEC	⚠️ Not signed
A	176.115.20.138^{🇵🇱 CLASSCOM-AS176.115.0.0/19 CLASSCOM}
		PTR	`138.20.ftth.classcom.pl`

`20.ftth.classcom.pl`

DNSSEC

⚠️ Not signed

Same first word

138.info

138.cloud

138.vc

138.org.cn

138.at

138.pl

138.co.jp

138.su

138.nl

138.fr

138.wtf

138.bb

138.pages.dev

138.co.kr

138.ai

138.ee

138.gd

138.onl

138.ar

138.dj

138.tel

138.com.cn

138.gr

138.deals

138.fun

138.tv

138.finance

138.in

138.am

138.online

138.coach

138.cab

138.ro

138.me

138.lu

138.bar

138.live

138.jp

138.jpn.com

138.money

138.si

138.vegas

138.gz.cn

138.eu

138.com.ph

138.co.id

138.cm

138.gs

138.lat

138.tm

138.vip

138.io

138.plus

138.uk

138.trade

138.biz

138.bet

138.in-addr.arpa

138.wine

138.ru

138.co.il

138.ynh.fr

138.freeboxos.fr

138.games

138.world

138.mobi

138.to

138.city

138.com

138.ls

138.do

138.co.nz

138.rest

138.cool

138.pictures

138.net

138.media

138.workers.dev

138.ae

138.fo

138.eu.com

138.org.ph

138.email

138.net.ph

138.us

138.cash

138.sh

138.is

138.de

138.dk

138.mk

138.today

138.cz

138.ad

138.it

138.mg

138.care

138.tw

138.sbs

138.la

138.org.uk

138.vin

138.co

138.cc

138.cd

138.ink

138.bz

138.lv

138.bi

138.tips

138.au

138.sc

138.app

138.org

138.hr

138.casino

138.one

138.mx

138.network

138.solutions

138.club

138.ph

138.tt

138.co.in

138.co.uk

138.ac

138.red

138.rs

138.so

138.hu

138.ug

138.za.net

138.by

138.cn

138.com.mx

138.im

138.team

138.cl

Similar names

381.fr

183.net

183.tm

381.pages.dev

813.co.uk

318.net.cn

318.gg

183.hk

381.digital

183.cam

318.ca

831.today

318.cm

318.co.kr

831.de

318.one

381.es

318.com.ph

831.net.cn

318.io

318.it

831.bz

381.org.ph

381.live

381.one

831.it

183.ee

813.workers.dev

183.gold

381.cx

813.live

183.la

831.pp.ua

831.vc

831.biz

183.org

813.eu

381.lc

183.ooo

831.org

813.me

831.co.uk

381.eu

381.fi

183.cc

813.pages.dev

381.cam

183.name

381.ro

318.mom

318.bio

381.workers.dev

318.tm

813.com.ph

318.gr

813.world

813.beer

318.today

183.net.cn

183.at

318.mn

183.pl

318.pl

318.bz

183.si

831.la

318.nl

831.eu

183.in-addr.arpa

183.dk

318.org.cn

183.sc.cn

831.live

318.tv

813.io

183.io

381.si

831.run

813.pp.ua

381.at

813.ir

381.net.cn

183.homes

831.wine

831.com

183.es

813.dk

381.hk

831.nl

381.nl

813.in

831.beer

183.freeboxos.fr

831.bet

381.info

183.tv

183.info

318.pages.dev

381.rs

318.coach

183.co.in

831.su

831.onl

831.at

318.games

831.co

813.cn

381.ch

813.com

318.es

183.ha.cn

813.ro

813.la

831.cn

381.ru

318.la

183.workers.dev

381.tv

318.de

Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A176.115.20.1382026-04-18 → 2026-10-16 · 2 obs

● 2026-04-18 20:23:08
● 2026-10-16 19:04:48

🔍 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:176.115.0.18

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classcom.pl (unsigned zone)

⏱️ Timing

Total: 1114ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.115.20.138`

📌 Glue Records Collected

Total: 16

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

Analysis

IP Addresses

138.20.ftth.classcom.pl resolves to one IP address: 176.115.20.138.

138.20.ftth.classcom.pl - robtex.com