WWW.RTSAK.COM - harpercollins.com
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harpercollins.com checked at 2025-10-23T19:59:22.679Z 185ms 86/86/86 100% R:14harpercollins.com
| MX | mxa-00596a01.gslb.pphosted.com | ||||||
| A | 205.220.170.48🇺🇸 Proofpoint | ||||||
| PTR | mx0a-00596a01.pphosted.com | ||||||
| MX | mxb-00596a01.gslb.pphosted.com | ||||||
| A | 205.220.182.48🇺🇸 Proofpoint | ||||||
| PTR | mx0b-00596a01.pphosted.com | ||||||
| NS | dbru.br.ns.els-gms.att.net | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:134 🇺🇸 AT&T US - 7018 | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.134🇺🇸 AT&T US - 7018 | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| NS | dmtu.mt.ns.els-gms.att.net | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:134 🇺🇸 AT&T US - 7018 | ||||||
| PTR | dmtu.mt.ns.els-gms.att.net | ||||||
| A | 99.99.99.134🇺🇸 AT&T US - 7018 | ||||||
| PTR | dmtu.mt.ns.els-gms.att.net | ||||||
| A | 23.227.38.65🇨🇦 Cloudflare | ||||||
| PTR | myshopify.com | ||||||
com
rank #1303 in the tld
MX for
Up
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Starts with same word
Starts similarily
AI analysis
harpercollins.com is a parent of stats.harpercollins.com, svcs.harpercollins.com, sbhost.harpercollins.com, deystreet.harpercollins.com, sfwhost.harpercollins.com and a few other host names.
harpercollins.com serves as the mail server for hc.com.cdn.cloudflare.net and hc.com.
harpercollins.com points to IP number: 23.227.38.65.
Other host names such as wiegenkind.com, ahae.com, eject.com.br, tralcom.es and allmax.de share IPs with harpercollins.com.
harpercollins.com is delegated to two name servers: dbru.br.ns.els-gms.att.net and dmtu.mt.ns.els-gms.att.net.
harpercollins.com shares the same name server setup as siaportal.com, tropical-shipping.com, debisys.com, carmeusena.com and detroitk12.org.
harpercollins.com at least partially shares name servers with other domains, for instance 161.12.in-addr.arpa, fedloanservicing.net, 157.12.in-addr.arpa, 200.12.in-addr.arpa and vwri.com.
These name servers are commonly used alongside cmtu.mt.ns.els-gms.att.net, cbru.br.ns.els-gms.att.net, auth20.ns.wcom.com, auth40.ns.uu.net, ncrns11.ncr.com, ncrns1.ncr.com, ns2.aessuccess.org, ns1.pheaa.org, eazshdcdnsextdns.cvshealth.com and dnsmgr3.level3.net.
Host names with two IP numbers: dbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:134 and 68.94.156.134; dmtu.mt.ns.els-gms.att.net points to: 2001:1890:1ff:9f1:99:99:99:134 and 99.99.99.134.
harpercollins.com is handled by two mail servers: mxa-00596a01.gslb.pphosted.com and mxb-00596a01.gslb.pphosted.com.
The mail server setup for harpercollins.com matches that of other domains, for instance pricecastfuel.com, dowjonesnewsfund.org, venturesource.com, talkradio.tv and ntnews.com.au.
Host names with a single IP:
mxa-00596a01.gslb.pphosted.com points to 205.220.170.48.
mxb-00596a01.gslb.pphosted.com points to 205.220.182.48.