WWW.RTSAK.COM - smtp.coredu.org

Search for IP or hostnames:

smtp.coredu.org checked at 2025-10-20T23:15:58.585Z 192ms 107/107/107 100% R:12

`smtp.coredu.org`

CNAME	`coredu.org`
MX	`mx1-us1.ppe-hosted.com`
		A	67.231.154.162^{🇺🇸 Proofpoint}
			PTR	`mx1-us1.ppe-hosted.com`
		A	148.163.129.50^{🇺🇸 AS13916}
			PTR	`mx1-us1.ppe-hosted.com`
MX	`mx2-us1.ppe-hosted.com`
		A	67.231.154.163^{🇺🇸 Proofpoint}
			PTR	`mx2-us1.ppe-hosted.com`
		A	148.163.129.51^{🇺🇸 AS13916}
			PTR	`mx2-us1.ppe-hosted.com`
NS	`ns1.wordpress.com`
		A	2a04:fa87:ffff::c6b5:7409 ^{🇮🇪 Automattic}
			PTR	`ns1.wordpress.com`
		A	198.181.116.9^{🇺🇸 Automattic}
			PTR	`ns1.wordpress.com`
NS	`ns2.wordpress.com`
		A	2a04:fa87:ffff::c6b5:7509 ^{🇮🇪 Automattic}
			PTR	`ns2.wordpress.com`
		A	198.181.117.9^{🇺🇸 Automattic}
			PTR	`ns2.wordpress.com`
NS	`ns3.wordpress.com`
		A	2620:115:c00f::c000:4a09 ^{🇺🇸 Automattic}
			PTR	`ns3.wordpress.com`
		A	192.0.74.9^{🇺🇸 Automattic}
			PTR	`ns3.wordpress.com`
A	192.0.78.151^{🇺🇸 Automattic}
A	192.0.78.235^{🇺🇸 Automattic}

`coredu.org`

	MX	`mx1-us1.ppe-hosted.com`
	MX	`mx2-us1.ppe-hosted.com`
	NS	`ns1.wordpress.com`
	NS	`ns2.wordpress.com`
	NS	`ns3.wordpress.com`
	A	192.0.78.151^{🇺🇸 Automattic}
	A	192.0.78.235^{🇺🇸 Automattic}

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AI analysis

The entity smtp.coredu.org points to two IP numbers: 192.0.78.151 and 192.0.78.235.

For instance, other host names heritageinvestors.com, prisonjournalismproject.org, voiceofoc.org, verloskundigenhorstenmaasdorpen.nl and aimi.fm share IP numbers with smtp.coredu.org.

The delegation for smtp.coredu.org is handled by three name servers: ns1.wordpress.com, ns2.wordpress.com and ns3.wordpress.com.

smtp.coredu.org shares name servers with other domains at least partially, for example ssaparish.com, realtvstratford.com, avyso.com, jennycolombo.com and tbcva.com.

Host names with two IPs:

ns1.wordpress.com points to 2a04:fa87:ffff::c6b5:7409 and 198.181.116.9

ns2.wordpress.com points to 2a04:fa87:ffff::c6b5:7509 and 198.181.117.9

ns3.wordpress.com points to 2620:115:c00f::c000:4a09 and 192.0.74.9

Two mail servers mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com handle smtp.coredu.org.

smtp.coredu.org shares the same mail server setup as other domains, for instance mimimorton.com, metrocellars.com, quadrantrealestateadvisors.com, animart.com and upperechelonaccounting.com.

smtp.coredu.org shares mail servers with other domains at least partially; for instance abrawc.com, summithardwoodflooringandsupply.com, centrasota.com, stokesmessier.com and cherrylandflowers.com.

Host names with two IP numbers:

mx1-us1.ppe-hosted.com points to 67.231.154.162 and 148.163.129.50; mx2-us1.ppe-hosted.com points to 67.231.154.163 and 148.163.129.51.

dbq