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cotc.edu checked at 2026-01-12T03:56:10.354Z 420ms 149/149/149 100% R:15 allDone:true timedOut:false cfaller:25103d0b/19:a5f28615:18958:-

cotc.edu

NSns4.oar.net
A2610:a8:2004::2🇺🇸 OARNET-1
PTRns4.oar.net
PTRclevb-ns4.eng.oar.net
A199.18.199.2🇺🇸 OARNET-1
PTRns4.oar.net
NSns5.oar.net
A2610:a8:2005::2🇺🇸 OARNET-1
PTRns5.oar.net
PTRdytnq-ns5.eng.oar.net
A199.218.199.2🇺🇸 OARNET-1
PTRns5.oar.net
NSns6.oar.net
A2610:a8:2006::2🇺🇸 OARNET-1
PTRns6.oar.net
PTRclmbn-ns6.eng.oar.net
A157.134.199.2🇺🇸 OARNET-1
PTRns6.oar.net
NSns7.oar.net
A2610:a8:2007::2🇺🇸 OARNET-1
PTRns7.oar.net
PTRclmbn-ns7.eng.oar.net
A206.244.199.2🇺🇸 OARNET-1
PTRns7.oar.net
NSns4.net.ohio-state.edu
A2620:0:1a10:40a9::15🇺🇸 OSU-AS159
PTRns4.net.ohio-state.edu
A128.146.48.15🇺🇸 OSU-AS159
PTRns4.net.ohio-state.edu
NSns5.net.ohio-state.edu
A2620:0:1a10:40a8::15🇺🇸 OSU-AS159
PTRns5.net.ohio-state.edu
A128.146.1.15🇺🇸 OSU-AS159
PTRns5.net.ohio-state.edu
MXcotc-edu.mail.protection.outlook.com
A2a01:111:f403:c902::7🇺🇸 Microsoft
PTRmail-sj0pr02cu00107.inbound.protection.outlook.com
A2a01:111:f403:f805::1🇺🇸 Microsoft
PTRmail-co1pr03cu00301.inbound.protection.outlook.com
A2a01:111:f403:f907::🇺🇸 Microsoft
A2a01:111:f403:f913::🇺🇸 Microsoft
PTRmail-cy1pr03cu00100.inbound.protection.outlook.com
A52.101.9.24🇺🇸 Microsoft
PTRmail-bl2pr02cu00400.inbound.protection.outlook.com
A52.101.10.6🇺🇸 Microsoft
PTRmail-bn1pr21cu00106.inbound.protection.outlook.com
A52.101.40.4🇺🇸 Microsoft
PTRmail-cy5pr03cu00204.inbound.protection.outlook.com
A52.101.42.10🇺🇸 Microsoft
PTRmail-co1pr21cu00102.inbound.protection.outlook.com
A2620:12a:8000::4🇺🇸 Fastly
A2620:12a:8001::4🇺🇸 Fastly
A23.185.0.4🇺🇸 Fastly

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AI analysis

cotc.edu is parent of www.cotc.edu, go.cotc.edu, coursecast.cotc.edu, email.cotc.edu and as400.cotc.edu.

cotc.edu resolves to three IP numbers: 2620:12a:8000::4, 2620:12a:8001::4 and 23.185.0.4.

Other host names, for instance mail.bgcb.org, drdodde.com, facilities.unc.edu, www.thelandgroupinc.com and library.harvard.edu share IP numbers with cotc.edu.

cotc.edu is delegated to six name servers: ns4.oar.net, ns5.oar.net, ns6.oar.net, ns7.oar.net, ns4.net.ohio-state.edu and ns5.net.ohio-state.edu.

cotc.edu at least partially shares name servers with other domains, including gate.kent.edu, steubenville.k12.oh.us, lb.oberlin.edu, 21.203.66.in-addr.arpa and capital.edu.

These name servers are commonly used with ocdns1.cc.oberlin.edu, ocdns2.cc.oberlin.edu, ns1.onu.edu, ns2.onu.edu, ns1.woco-k12.org and ns7.woco-k12.org.

Host names with two IP numbers: ns4.oar.net points to: 2610:a8:2004::2 and 199.18.199.2; ns5.oar.net points to: 2610:a8:2005::2 and 199.218.199.2; ns6.oar.net points to: 2610:a8:2006::2 and 157.134.199.2; ns7.oar.net points to: 2610:a8:2007::2 and 206.244.199.2; ns4.net.ohio-state.edu points to: 2620:0:1a10:40a9::15 and 128.146.48.15; ns5.net.ohio-state.edu points to: 2620:0:1a10:40a8::15 and 128.146.1.15.

A single mail server handles cotc.edu, cotc-edu.mail.protection.outlook.com.

Host cotc-edu.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c902::7, 2a01:111:f403:f805::1, 2a01:111:f403:f907::, 2a01:111:f403:f913::, 52.101.9.24, 52.101.10.6, 52.101.40.4 and 52.101.42.10.