CF1757177432927-tsm20250906081701

DNSWHOIS.INFO - www.cesnet.com

Search for IP or hostnames:

www.cesnet.com checked at 2025-09-06T16:50:32.899Z 277ms 154/154/154 100% R:17

www.cesnet.com

CNAMEcesnet.com
NSjavon.ns.cloudflare.com
A2606:4700:58::a29f:2c6c 🇺🇸 Cloudflare
PTRjavon.ns.cloudflare.com
A2803:f800:50::6ca2:c36c 🇨🇷 Cloudflare
PTRjavon.ns.cloudflare.com
A2a06:98c1:50::ac40:236c 🇺🇸 Cloudflare
PTRjavon.ns.cloudflare.com
A108.162.195.108🇺🇸 Cloudflare
PTRjavon.ns.cloudflare.com
A162.159.44.108 Cloudflare
PTRjavon.ns.cloudflare.com
A172.64.35.108🇺🇸 Cloudflare
PTRjavon.ns.cloudflare.com
NSsummer.ns.cloudflare.com
A2606:4700:50::a29f:2609 🇺🇸 Cloudflare
PTRsummer.ns.cloudflare.com
A2803:f800:50::6ca2:c209 🇨🇷 Cloudflare
PTRsummer.ns.cloudflare.com
A2a06:98c1:50::ac40:2209 🇺🇸 Cloudflare
PTRsummer.ns.cloudflare.com
A108.162.194.9🇺🇸 Cloudflare
PTRsummer.ns.cloudflare.com
A162.159.38.9 Cloudflare
PTRsummer.ns.cloudflare.com
A172.64.34.9🇺🇸 Cloudflare
PTRsummer.ns.cloudflare.com
MXcesnet-com.mail.protection.outlook.com
A2a01:111:f403:c802:: 🇺🇸 Microsoft
PTRmail-cy4pr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:c927:: 🇺🇸 Microsoft
PTRmail-bn6pr21cu00500.inbound.protection.outlook.com
A2a01:111:f403:c92c::1 🇺🇸 Microsoft
PTRmail-dm6pr03cu00401.inbound.protection.outlook.com
A2a01:111:f403:f902::2 🇺🇸 Microsoft
PTRmail-mn2pr02cu00202.inbound.protection.outlook.com
A52.101.8.42🇺🇸 Microsoft
PTRmail-dm6pr03cu00402.inbound.protection.outlook.com
A52.101.8.51🇺🇸 Microsoft
PTRmail-dm1pr04cu00203.inbound.protection.outlook.com
A52.101.41.21🇺🇸 Microsoft
PTRmail-sj2pr05cu00305.inbound.protection.outlook.com
A52.101.194.19🇺🇸 Microsoft
PTRmail-ch5pr02cu00303.inbound.protection.outlook.com
A2606:4700:3032::ac43:d49c 🇺🇸 Cloudflare
A2606:4700:3035::6815:3b27 🇺🇸 Cloudflare
A172.64.80.1🇺🇸 Cloudflare

cesnet.com

NSjavon.ns.cloudflare.com
NSsummer.ns.cloudflare.com
MXcesnet-com.mail.protection.outlook.com
A2606:4700:3032::ac43:d49c 🇺🇸 Cloudflare
A2606:4700:3035::6815:3b27 🇺🇸 Cloudflare
A172.64.80.1🇺🇸 Cloudflare

AI analysis

Three IP numbers, 2606:4700:3032::ac43:d49c, 2606:4700:3035::6815:3b27, and 172.64.80.1, are pointed to by www.cesnet.com.

IP numbers are shared between www.cesnet.com and other host names such as www.tekkisilikdershane.com, lizventures.com, basicdevelopments.com, subdomain.gunadarma.ac.id, and clickratebuy.com.

Two name servers, javon.ns.cloudflare.com and summer.ns.cloudflare.com, are delegated to www.cesnet.com.

The name server setup for www.cesnet.com is shared with several other domains such as ct-services.us, trilliumdrivers.com, trilliumeco.com, renepoch.com, and ymqservices.com.

The domain www.cesnet.com shares name servers, at least partially, with other domains such as superdotados.net, fwom.org, easytax.co.il, fullcircledebtsolutions.ca, and canaanc.com.

The name servers rene.ns.cloudflare.com are frequently utilized in conjunction.

javon.ns.cloudflare.com and summer.ns.cloudflare.com both point to six IP numbers each: 2606:4700:58::a29f:2c6c, 2803:f800:50::6ca2:c36c, 2a06:98c1:50::ac40:236c, 108.162.195.108, 162.159.44.108, 172.64.35.108 for javon.ns.cloudflare.com and 2606:4700:50::a29f:2609, 2803:f800:50::6ca2:c209, 2a06:98c1:50::ac40:2209, 108.162.194.9, 162.159.38.9, 172.64.34.9 for summer.ns.cloudflare.com.

The mail server, cesnet-com.mail.protection.outlook.com, manages www.cesnet.com.

Just like other domains such as cesnet.com, www.cesnet.com also has the same mail server setup.

Point cesnet-com.mail.protection.outlook.com is associated with the following eight IP addresses: 2a01:111:f403:c802::, 2a01:111:f403:c927::, 2a01:111:f403:c92c::1, 2a01:111:f403:f902::2, 52.101.8.42, 52.101.8.51, 52.101.41.21, and 52.101.194.19.

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