CF1762785194259-tsm20251109205412

IPLIST.NET - 21cb.ca

Search for IP or hostnames:

21cb.ca checked at 2025-11-10T14:33:14.243Z 240ms 123/123/123 100% R:13 allDone:true timedOut:false

21cb.ca

MXmx2.zoho.com
A204.141.33.44🇺🇸 ZohoAS
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx6.zoho.com
PTRmx7.zoho.com
PTRmx8.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
MXmx3.zoho.com
A136.143.191.44🇺🇸 ZohoAS
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
MXmx.zoho.com
A136.143.191.44🇺🇸 ZohoAS
PTRmx2.zoho.com
PTRmx3.zoho.com
PTRmx.zoho.com
PTRmx2.zohomail.com
PTRmx3.zohomail.com
PTRmx.zohomail.com
NSgraham.ns.cloudflare.com
A2606:4700:58::adf5:3bab 🇺🇸 Cloudflare
PTRgraham.ns.cloudflare.com
A2803:f800:50::6ca2:c1ab 🇨🇷 Cloudflare
PTRgraham.ns.cloudflare.com
A2a06:98c1:50::ac40:21ab 🇺🇸 Cloudflare
PTRgraham.ns.cloudflare.com
A108.162.193.171🇺🇸 Cloudflare
PTRgraham.ns.cloudflare.com
A172.64.33.171🇺🇸 Cloudflare
PTRgraham.ns.cloudflare.com
A173.245.59.171🇺🇸 Cloudflare
PTRgraham.ns.cloudflare.com
NSvirginia.ns.cloudflare.com
A2606:4700:50::a29f:2625 🇺🇸 Cloudflare
PTRvirginia.ns.cloudflare.com
A2803:f800:50::6ca2:c225 🇨🇷 Cloudflare
PTRvirginia.ns.cloudflare.com
A2a06:98c1:50::ac40:2225 🇺🇸 Cloudflare
PTRvirginia.ns.cloudflare.com
A108.162.194.37🇺🇸 Cloudflare
PTRvirginia.ns.cloudflare.com
A162.159.38.37 Cloudflare
PTRvirginia.ns.cloudflare.com
A172.64.34.37🇺🇸 Cloudflare
PTRvirginia.ns.cloudflare.com
A104.21.88.228 Cloudflare
A172.67.153.181🇺🇸 Cloudflare

ca

NSany.ca-servers.ca
NSc.ca-servers.ca
NSd.ca-servers.ca
NSj.ca-servers.ca

Starts with same word

Starts similarily

AI analysis

21cb.ca resolves to two IP numbers: 104.21.88.228 and 172.67.153.181.

Other host names, for instance www.westonacademy.cl, terasik.info, danvers-ma.org, al-driweesh.net and milesstandishphotography.com share IP numbers with 21cb.ca.

Two name servers graham.ns.cloudflare.com and virginia.ns.cloudflare.com handle delegation for 21cb.ca.

21cb.ca uses the same name server setup as other domains, for example danieldoan.net, tolokroomescape.com, moomonkey.co.uk, shizukuishi.info and friendsofbirdshillpark.ca.

21cb.ca partially shares name servers with other domains; examples include pacnj.net, first-mall.de, diphasac.com, b.ee and topfollow.net.

These name servers are often used with the name servers aaron.ns.cloudflare.com and june.ns.cloudflare.com.

Host names with six IP numbers: graham.ns.cloudflare.com points to: 2606:4700:58::adf5:3bab, 2803:f800:50::6ca2:c1ab, 2a06:98c1:50::ac40:21ab, 108.162.193.171, 172.64.33.171 and 173.245.59.171; virginia.ns.cloudflare.com points to: 2606:4700:50::a29f:2625, 2803:f800:50::6ca2:c225, 2a06:98c1:50::ac40:2225, 108.162.194.37, 162.159.38.37 and 172.64.34.37.

21cb.ca is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

21cb.ca shares some mail servers with other domains, at least partially, such as ikiwi.net.ar, capozziegrassettiseguros.com, cicinmobiliarios.com, aakhalid.com and neural-works.com.

Hostnames with a single IP address:

mx2.zoho.com points to 204.141.33.44

mx3.zoho.com points to 136.143.191.44

mx.zoho.com points to 136.143.191.44

Hostnames pointing to 136.143.191.44: mx3.zoho.com and mx.zoho.com

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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