knowledge21.com - robtex.com
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knowledge21.com checked at 2026-01-14T09:33:36.888Z 230ms 153/153/153 100% R:13 allDone:true timedOut:false cfaller:8952ec1e/14:1127182a:4:19761:-knowledge21.com
com
Starts with same word
knowledge21.com |
Starts similarily
knowledge21.com |
21knowledge.com |
AI analysis
knowledge21.com points to a single IP address: 195.200.2.150.
Other host names such as srv539973.hstgr.cloud and k21.com.br share IP numbers with knowledge21.com.
knowledge21.com is delegated to two name servers: paityn.ns.cloudflare.com and ricardo.ns.cloudflare.com.
knowledge21.com shares the same name server setup as hack.bible and manageengine.se and c0bantrade.jp.
At least part of the name servers for knowledge21.com are shared with other domains, for instance manusdei.net, myscz.cn, mad-gl.com, ocionea.com and king-water.cn.
These name servers are often used together with mia.ns.cloudflare.com, sunny.ns.cloudflare.com and zeus.ns.cloudflare.com.
Host names with six IP numbers:
paityn.ns.cloudflare.com points to: 2606:4700:50::a29f:2612, 2803:f800:50::6ca2:c212, 2a06:98c1:50::ac40:2212, 108.162.194.18, 162.159.38.18 and 172.64.34.18.
ricardo.ns.cloudflare.com points to: 2606:4700:58::a29f:2cd3, 2803:f800:50::6ca2:c3d3, 2a06:98c1:50::ac40:23d3, 108.162.195.211, 162.159.44.211 and 172.64.35.211.
knowledge21.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
knowledge21.com shares at least some mail servers with other domains, for example ns500734.ns500699.ns500693.ns500734.ns500693.ns500699.ns500588.ns500693.ns500699.ns500632.ns500632.ns500588.ns500588.ns500602.ns500578.ns500110.dtrkdll.com, ns500699.ns500693.ns500734.ns500699.ns500699.ns500734.ns500734.ns500612.ns500632.ns500588.ns500632.dtrkdll.com, ns500742.ns500671.ns500742.ns500754.ns500731.ns500671.ns500671.ns500704.ns500688.ns500649.ns500649.ns500666.ns500142.lustyslutz.com, ns500734.ns500699.ns500699.ns500734.ns500734.ns500734.ns500588.ns500632.ns500612.ns500632.ns500612.ns500588.ns500612.dtrkdll.com and ns500731.ns500671.ns500731.ns500754.ns500671.ns500671.ns500688.ns500688.ns500688.ns500678.ns500688.ns500291.ns500649.tenderladiesbz.com.
These mail servers are commonly used alongside alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.
aspmx3.googlemail.com points to 2a00:1450:4009:c0f::1b and 192.178.223.27.
aspmx.l.google.com points to 2607:f8b0:4004:c17::1a and 172.253.62.27.
alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.
alt2.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27.
Names that point to 172.253.116.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Names that point to 192.178.223.27: aspmx3.googlemail.com and alt2.aspmx.l.google.com.