duo.com - robtex.com

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duo.com checked at 2026-01-12T16:10:30.676Z 567ms 136/136/136 100% R:13 allDone:true timedOut:false cfaller:2ccc3c2f/6:09ee01a0:17828:-

duo.com

com

rank #9008 globally
rank #4625 in the tld

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Starts with same word

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AI analysis

duo.com is the parent of email.duo.com, status.duo.com, www.duo.com, community.duo.com, help.duo.com and a few other host names.

duo.com maps to four IP numbers: 3.171.38.19, 3.171.38.67, 3.171.38.100 and 3.171.38.115.

Other host names, for instance www.globaldjs.com.br.cdn.loja.li, d3baby489beuz6.cloudfront.net, www.dentalcaliari.com.br.cdn.loja.li, spetnik.com and www.fidalgos.com.br.cdn.loja.li share IP numbers with duo.com.

duo.com is delegated to four name servers: ns-55.awsdns-06.com, ns-932.awsdns-52.net, ns-1365.awsdns-42.org and ns-1733.awsdns-24.co.uk.

duo.com at least partially shares name servers with other domains such as dg1.services, blink.com, healthyconnections.biz, mzclouds.com and 4youjeans.com.ar.

These name servers are often used together with ns-521.awsdns-01.net, ns-1129.awsdns-13.org, ns-1658.awsdns-15.co.uk, ns-579.awsdns-08.net, ns-1063.awsdns-04.org, ns-1405.awsdns-47.org, ns-180.awsdns-22.com and ns-602.awsdns-11.net.

Host names with two IP numbers:

ns-55.awsdns-06.com points to 2600:9000:5300:3700::1 and 205.251.192.55

ns-932.awsdns-52.net points to 2600:9000:5303:a400::1 and 205.251.195.164

ns-1365.awsdns-42.org points to 2600:9000:5305:5500::1 and 205.251.197.85

ns-1733.awsdns-24.co.uk points to 2600:9000:5306:c500::1 and 205.251.198.197

duo.com is handled by three mail servers: aer-mx-01.cisco.com, alln-mx-01.cisco.com and rcdn-mx-01.cisco.com.

duo.com shares mail servers with other domains at least in part, for instance mtghouse.com, acacia-inc.com, signalfx.com, protego.org and maintenancenet.com.

These mail servers are often used together with mail1.dynamicsoft.com, rtp-mx-01.cisco.com, ams-mx-01.cisco.com, smtp2.easydns.com, smtp.easydns.com, smtp.protegonetworks.com and mail.topspin.com.

Host names with two IP numbers:

aer-mx-01.cisco.com points to 2001:420:4621::ad26:d496 and 173.38.212.150.

alln-mx-01.cisco.com points to 2001:420:1201:6::ad25:93e6 and 173.37.147.230.

rcdn-mx-01.cisco.com points to 2001:420:1101:7::48a3:166 and 72.163.7.166.