CF1757195899269-tsm20250906182357

DNSWHOIS.INFO - karlov.mff.cuni.cz

Search for IP or hostnames:

karlov.mff.cuni.cz checked at 2025-09-06T21:58:19.211Z 635ms 103/103/103 100% R:21

karlov.mff.cuni.cz

NSdavid.ruk.cuni.cz
A2001:718:1203:502::2 🇨🇿 CESNET
PTRdavid.ruk.cuni.cz
A78.128.213.242🇨🇿 CESNET
NSgolias.ruk.cuni.cz
A2001:718:1e03:1::2 🇨🇿 CESNET
PTRgolias.ruk.cuni.cz
A195.113.0.2🇨🇿 CESNET
PTRgolias.ruk.cuni.cz
MXkarlov-mff-cuni-cz.mail.protection.outlook.com
A2a01:111:f403:ca04::a 🇮🇪 Microsoft
PTRmail-du0pr03cu00102.inbound.protection.outlook.com
A2a01:111:f403:ca04::c 🇮🇪 Microsoft
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::10 🇮🇪 Microsoft
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 🇳🇱 Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A52.101.68.10🇮🇪 Microsoft
PTRmail-dbbpr03cu00102.inbound.protection.outlook.com
A52.101.68.21🇮🇪 Microsoft
PTRmail-db4pr02cu00205.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.16🇳🇱 Microsoft
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
NSjay.karlov.mff.cuni.cz
A195.113.27.66🇨🇿 CESNET
PTRjay.karlov.mff.cuni.cz
NSowl.karlov.mff.cuni.cz
A195.113.27.87🇨🇿 CESNET
PTRowl.karlov.mff.cuni.cz

mff.cuni.cz

NSdavid.ruk.cuni.cz
NSgolias.ruk.cuni.cz
NSns.ms.mff.cuni.cz
MXsmtp1.ms.mff.cuni.cz
MXsmtp2.ms.mff.cuni.cz
NSsns.ms.mff.cuni.cz
NSns.n.mff.cuni.cz
A195.113.27.222🇨🇿 CESNET

AI analysis

Host names fu-58.karlov.mff.cuni.cz, kchf-118.karlov.mff.cuni.cz, fu-170.karlov.mff.cuni.cz, kfes-413.karlov.mff.cuni.cz, ozvf-ps9.karlov.mff.cuni.cz and a few others, all have karlov.mff.cuni.cz as their parent.

The four name servers to which karlov.mff.cuni.cz is delegated are david.ruk.cuni.cz, golias.ruk.cuni.cz, jay.karlov.mff.cuni.cz, and owl.karlov.mff.cuni.cz.

Other domains, such as gris.cz, cerge-ei.cz, bz-uk.cz, matfyzpress.cz, and 58.84.193.in-addr.arpa, share at least a part of their name servers with karlov.mff.cuni.cz.

The name servers cuce.ruk.cuni.cz, dec52.lf1.cuni.cz, ns.ms.mff.cuni.cz, sns.ms.mff.cuni.cz, ns.n.mff.cuni.cz, opv.natur.cuni.cz, pteryx.natur.cuni.cz, zen.natur.cuni.cz, ns2.troja.mff.cuni.cz, and ns.troja.mff.cuni.cz are commonly utilized together.

david.ruk.cuni.cz and golias.ruk.cuni.cz each point to multiple IP numbers, with david.ruk.cuni.cz pointing to 2001:718:1203:502::2 and 78.128.213.242, and golias.ruk.cuni.cz pointing to 2001:718:1e03:1::2 and 195.113.0.2. On the other hand, jay.karlov.mff.cuni.cz and owl.karlov.mff.cuni.cz each point to a single IP number, with jay.karlov.mff.cuni.cz pointing to 195.113.27.66, and owl.karlov.mff.cuni.cz pointing to 195.113.27.87.

The mail server, karlov-mff-cuni-cz.mail.protection.outlook.com, manages karlov.mff.cuni.cz.

karlov-mff-cuni-cz.mail.protection.outlook.com points to the following eight IP numbers: 2a01:111:f403:ca04::a, 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::7, 52.101.68.10, 52.101.68.21, 52.101.73.8, and 52.101.73.16.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

HZMDyKg CF johedugfp 2025-09-06