`81.7.ftth.classcom.pl`

DNSSEC	⚠️ Not signed
A	176.115.7.81^{🇵🇱 CLASSCOM-AS176.115.0.0/19 CLASSCOM}
		PTR	`81.7.ftth.classcom.pl`

`7.ftth.classcom.pl`

DNSSEC

⚠️ Not signed

PTR for

81.7.115.176.in-addr.arpa

Same first word

81.vc

81.lt

81.pl

81.com.tr

81.com.mx

81.ws

81.lv

81.fyi

81.nu

81.com.au

81.no

81.ca

81.com.hk

81.ag

81.cx

81.amsterdam

81.ro

81.cn

81.cl

81.com

81.co.kr

81.sk

81.su

81.com.cn

81.si

81.co.uk

81.la

81.world

81.au

81.hk

81.se

81.cm

81.kz

81.ink

81.ddns.me

81.fr

81.cc

81.org

81.be

81.in-addr.arpa

81.to

81.cool

81.mil.cn

81.plus

81.de

81.waw.pl

81.biz

81.chat

81.me

81.gs

81.nl

81.cz

81.dk

81.ph

Similar names

18.ro

18.chat

18.cam

18.dk

18.tech

18.digital

18.do

18.ms

18.money

18.show

18.su

18.cz

18.wtf

18.com.hk

18.vc

18.nl

18.vip

18.im

18.net.au

18.edu.pl

18.fi

18.tv

18.rs

18.game

18.cn

18.uk

18.ventures

18.fyi

18.hu

18.hk

18.pl

18.ci

18.biz

18.cl

18.ag

18.dating

18.org.uk

18.md

18.org

18.fr

18.gg

18.com

18.sk

18.group

18.capital

18.se

18.plus

18.kz

18.domains

18.tl

18.al

18.eu

18.de

18.co

18.lt

18.app

18.tel

18.com.cm

18.cool

18.uz

18.to

18.no

18.in-addr.arpa

18.lv

18.githubusercontent.com

18.co.nz

18.world

18.co.uk

18.ph

18.watch

18.ru

18.com.cn

18.ca

18.media

18.cc

18.ws

18.network

18.com.tw

18.com.pl

18.com.tr

18.amsterdam

18.appchizi.com

DNS History

1 record (1 active, 0 former)

●A176.115.7.812017-07-14 → 2026-05-11 · 2 obs

● 2017-07-14 21:18:14
● 2026-05-11 22:09:04

🔍 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:195.150.77.18

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

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at pl: Error: DNS query timeout: 192.102.225.53 for DNSKEY pl

⏱️ Timing

Total: 4708ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.115.7.81`

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

81.7.ftth.classcom.pl points to a single IP address: 176.115.7.81.

81.7.ftth.classcom.pl - robtex.com