WWW.ROBTEX.COM - ask.library.harvard.edu

Search for IP or hostnames:

ask.library.harvard.edu checked at 2025-11-09T20:18:39.778Z 237ms 109/109/109 100% R:19 allDone:true timedOut:false

`ask.library.harvard.edu`

CNAME	`secure-us.libanswers.com`
CNAME	`region-us.libanswers.com`
MX	`mxa.mailgun.org`
		A	34.160.13.42^{🇺🇸 Google}
			PTR	`42.13.160.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org`
		A	34.160.13.42^{🇺🇸 Google}
			PTR	`42.13.160.34.bc.googleusercontent.com`
A	52.2.126.83^{🇺🇸 Amazon}
		PTR	`ec2-52-2-126-83.compute-1.amazonaws.com`
A	52.5.154.105^{🇺🇸 Amazon}
		PTR	`ec2-52-5-154-105.compute-1.amazonaws.com`
A	52.44.155.197^{🇺🇸 Amazon}
		PTR	`ec2-52-44-155-197.compute-1.amazonaws.com`
A	52.55.227.221^{🇺🇸 Amazon}
		PTR	`ec2-52-55-227-221.compute-1.amazonaws.com`

`library.harvard.edu`

	A	2620:12a:8000::4^{🇺🇸 Fastly}
	A	2620:12a:8001::4^{🇺🇸 Fastly}
	A	23.185.0.4^{🇺🇸 Fastly}

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AI analysis

Four IP numbers are pointed to by ask.library.harvard.edu: 52.2.126.83, 52.5.154.105, 52.44.155.197 and 52.55.227.221.

other host names including sfpl.libanswers.com, apus.libanswers.com, hslibrary.ucdenver.libanswers.com, capellalibrary.libanswers.com and oberlin.libanswers.com share IP numbers with ask.library.harvard.edu.

Two mail servers handle ask.library.harvard.edu: mxa.mailgun.org and mxb.mailgun.org.

ask.library.harvard.edu shares the same mail server setup as other domains, for instance dave.kitchen, oakparkraleigh.nextdoor.com, fairairductcleaning.com, vinyee.com and emarcs.net.

ask.library.harvard.edu shares some mail servers with other domains, at least partially, for instance metadialog.com, netbuy.ca, mg.joltmate.com, samsung.com.co and ardacraft.me.

these mail servers are often used together with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with a single IP:

mxa.mailgun.org points to 34.160.13.42.

mxb.mailgun.org points to 34.160.13.42.

Host names pointing to 34.160.13.42: mxa.mailgun.org and mxb.mailgun.org.

dbq