ROBTEX.COM - harpercollins.com.cdn.cloudflare.net

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harpercollins.com.cdn.cloudflare.net checked at 2025-12-17T09:32:35.298Z 359ms 76/76/76 100% R:11 allDone:true timedOut:false

`harpercollins.com.cdn.cloudflare.net`

MX	`mailgate.harpercollins.com`
MX	`sbhostmail.harpercollins.com`
MX	`mail.global.frontbridge.com`
		A	104.47.35.36^{🇺🇸 Microsoft}
			PTR	`mail-bl2na0036.inbound.protection.outlook.com`
		A	104.47.39.36^{🇰🇷 Microsoft}
			PTR	`mail-se1kor01lp2036.inbound.protection.outlook.com`
		A	104.47.43.36^{🇺🇸 Microsoft}
			PTR	`mail-bn1ana0036.inbound.protection.outlook.com`
MX	`harpercollins-com.mail.protection.outlook.com`
		A	2a01:111:f403:c901::1^{🇺🇸 Microsoft}
			PTR	`mail-bl2pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f807::1^{🇺🇸 Microsoft}
			PTR	`mail-co1pr21cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.9.24^{🇺🇸 Microsoft}
			PTR	`mail-bl2pr02cu00400.inbound.protection.outlook.com`
		A	52.101.11.17^{🇺🇸 Microsoft}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	52.101.40.2^{🇺🇸 Microsoft}
			PTR	`mail-cy1pr05cu00402.inbound.protection.outlook.com`

harperstacks.harpercollins.com.cdn.cloudflare.net

deystreet.harpercollins.com.cdn.cloudflare.net

harpercollins.com.cdn.cloudflare.net is a parent of harperstacks.harpercollins.com.cdn.cloudflare.net and deystreet.harpercollins.com.cdn.cloudflare.net.

harpercollins.com.cdn.cloudflare.net shares at least some mail servers with other domains, for example aaflightservice.com, wellnessatreliance.com, astrum.yakee.de, twinings.hu and troax.ch.

Host names with eight IP numbers:

Host names with three IP numbers: