CF1763493048315-tsm20251116095642

DNSWHOIS.INFO - worldclass.is

Search for IP or hostnames:

worldclass.is checked at 2025-11-18T19:10:48.247Z 1785ms 122/122/122 100% R:12 allDone:true timedOut:false

worldclass.is

NSns1.1984hosting.com
A2a01:3f0:400::36 🇸🇪 NETNOD-IX
PTRns1.1984hosting.com
A185.42.137.114🇸🇪 NETNOD-IX
PTRns1.1984hosting.com
NSns2.1984hosting.com
A93.95.226.53🇮🇸 THE-1984-AS
PTRns2.1984hosting.com
NSns0.1984.is
A2001:19f0:5001:185a:5400:ff:fe50:56d5 🇳🇱 AS-VULTR
PTRns0.1984.is
A45.76.37.222🇳🇱 AS-VULTR
PTRns0.1984.is
NSns1.1984.is
A2a01:3f1:36::53 🇸🇪 NETNOD-IX
PTRns1.1984.is
A194.58.192.36🇸🇪 NETNOD-IX
PTRns1.1984.is
NSns2.1984.is
A45.32.180.186🇬🇧 AS-VULTR
PTRns2.1984.is
A93.95.226.52🇮🇸 THE-1984-AS
PTRns2.1984.is
MXworldclass-is.mail.protection.outlook.com
A2a01:111:f403:ca04::6 🇮🇪 Microsoft
PTRmail-db4pr02cu00406.inbound.protection.outlook.com
A2a01:111:f403:ca04::d 🇮🇪 Microsoft
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 🇳🇱 Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A2a01:111:f403:ca09::9 🇳🇱 Microsoft
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A52.101.68.5🇮🇪 Microsoft
PTRmail-du2pr03cu00105.inbound.protection.outlook.com
A52.101.68.16🇮🇪 Microsoft
PTRmail-db4pr02cu00400.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.15🇳🇱 Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A76.76.21.21🇺🇸 Amazon

is

NSa.nic.is
NSb.nic.is
NSc.nic.is
NSd.nic.is
NSe.nic.is

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Starts with same word

Starts similarily

AI analysis

worldclass.is is parent of www.worldclass.is and postur.worldclass.is.

worldclass.is points to a single IP number: 76.76.21.21.

other host names for instance theviewpoint.com, winstonfurniture.com, foodii.co.uk, pqc.org and adrnet.com share IP numbers with worldclass.is.

worldclass.is is delegated to five name servers: ns1.1984hosting.com, ns2.1984hosting.com, ns0.1984.is, ns1.1984.is and ns2.1984.is.

worldclass.is at least partially shares name servers with other domains, for instance velaborg.is, tern.is, nacionalelectronica.com, proxista-treuhand.ch and svaedisgardur.is.

Host names with two IP numbers:

ns1.1984hosting.com resolves to 2a01:3f0:400::36 and 185.42.137.114.

ns0.1984.is resolves to 2001:19f0:5001:185a:5400:ff:fe50:56d5 and 45.76.37.222.

ns1.1984.is resolves to 2a01:3f1:36::53 and 194.58.192.36.

ns2.1984.is resolves to 45.32.180.186 and 93.95.226.52.

Host names with a single IP:

ns2.1984hosting.com resolves to 93.95.226.53.

worldclass.is is handled by a single mail server, worldclass-is.mail.protection.outlook.com.

Host name worldclass-is.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::7, 2a01:111:f403:ca09::9, 52.101.68.5, 52.101.68.16, 52.101.73.8 and 52.101.73.15.

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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