MXLIST.NET - e.harpercollins.com
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e.harpercollins.com checked at 2025-11-18T22:32:01.055Z 556ms 49/49/49 100% R:12 allDone:true timedOut:false e.harpercollins.com
| MX | mail3871.e.harpercollins.com | ||||||
| A | 74.121.51.102🇺🇸 Amazon | ||||||
| PTR | mail3871.e.harpercollins.com | ||||||
| MX | reply.e.harpercollins.com | ||||||
| A | 74.112.69.40 | ||||||
| PTR | pod2.silverpop.com | ||||||
| A | 23.20.66.118🇺🇸 Amazon | ||||||
| PTR | ec2-23-20-66-118.compute-1.amazonaws.com | ||||||
harpercollins.com
| MX | mxa-00596a01.gslb.pphosted.com | ||||||
| MX | mxb-00596a01.gslb.pphosted.com | ||||||
| NS | dbru.br.ns.els-gms.att.net | ||||||
| NS | dmtu.mt.ns.els-gms.att.net | ||||||
| A | 23.227.38.65🇨🇦 Cloudflare | ||||||
rank #1303 in the tld
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AI analysis
e.harpercollins.com is a parent of reply.e.harpercollins.com and mail3871.e.harpercollins.com.
e.harpercollins.com resolves to one IP number: 23.20.66.118.
Other host names, for example ec2-23-20-66-118.compute-1.amazonaws.com, share IP numbers with e.harpercollins.com.
e.harpercollins.com is served by two mail servers mail3871.e.harpercollins.com and reply.e.harpercollins.com.
e.harpercollins.com shares some mail servers with other domains, at least in part; for example reply.e.harpercollins.com and mail3871.e.harpercollins.com.
Host names with a single IP address: mail3871.e.harpercollins.com points to 74.121.51.102; reply.e.harpercollins.com points to 74.112.69.40.
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