IPLIST.NET - external.cisco.com

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external.cisco.com checked at 2025-09-16T01:11:13.290Z 158ms 61/61/61 100% R:12

`external.cisco.com`

MX	`aer-mx-01.cisco.com`
		A	2001:420:4621::ad26:d496 ^{🇳🇱 Cisco Systems, Inc.}
			PTR	`aer-mx-01.cisco.com`
		A	173.38.212.150^{🇳🇱 Cisco Systems, Inc.}
			PTR	`aer-mx-01.cisco.com`
MX	`alln-mx-01.cisco.com`
		A	2001:420:1201:6::ad25:93e6 ^{🇺🇸 Cisco Systems, Inc.}
			PTR	`alln-mx-01.cisco.com`
		A	173.37.147.230^{🇺🇸 Cisco Systems, Inc.}
			PTR	`alln-mx-01.cisco.com`
MX	`rcdn-mx-01.cisco.com`
		A	2001:420:1101:7::48a3:166 ^{🇺🇸 Cisco Systems, Inc.}
			PTR	`rcdn-mx-01.cisco.com`
		A	72.163.7.166^{🇺🇸 Cisco Systems, Inc.}
			PTR	`rcdn-mx-01.cisco.com`

`cisco.com`

	MX	`aer-mx-01.cisco.com`
	MX	`alln-mx-01.cisco.com`
	NS	`ns1.cisco.com`
	NS	`ns2.cisco.com`
	NS	`ns3.cisco.com`
	MX	`rcdn-mx-01.cisco.com`
	NS	`a28-64.akam.net`
	NS	`a3-64.akam.net`
	A	2001:420:1101:1::185 ^{🇺🇸 Cisco Systems, Inc.}
	A	72.163.4.185^{🇺🇸 Cisco Systems, Inc.}

rank #302 globally
rank #195 in the tld
This domain name, "cisco.com", is associated with Cisco Systems Inc, a multinational technology company based in San Jose, California, United States. The company specializes in networking hardware and software, telecommunications equipment, and other high-technology services and products. Its domain name is used for its official website where it provides information about its products, services, solutions, support, and more.

Starts with same word

Starts similarily

AI analysis

Three mail servers, aer-mx-01.cisco.com, alln-mx-01.cisco.com, and rcdn-mx-01.cisco.com, manage external.cisco.com.

Other domains such as joulex.es, jaspersystems.com, ciscoconnectcloud.com, involvio.com, and coreoptics.com share at least a portion of their mail servers with external.cisco.com.

The mail servers mail1.dynamicsoft.com, rtp-mx-01.cisco.com, ams-mx-01.cisco.com, smtp2.easydns.com, smtp.easydns.com, smtp.protegonetworks.com and mail.topspin.com are frequently employed in conjunction.

aer-mx-01.cisco.com, 2001:420:4621::ad26:d496, and 173.38.212.150 are associated with each other. Similarly, alln-mx-01.cisco.com, 2001:420:1201:6::ad25:93e6, and 173.37.147.230 form another set. Finally, rcdn-mx-01.cisco.com, 2001:420:1101:7::48a3:166, and 72.163.7.166 are linked together.

dbq