WWW.RTSAK.COM - johncastaldi.com

AI analysis

mail.johncastaldi.com has johncastaldi.com as its parent.

johncastaldi.com maps to IP address 68.178.193.79.

Other host names for instance 79.193.178.68.host.secureserver.net and mail.johncastaldi.com share IP numbers with johncastaldi.com.

Two name servers ns19.domaincontrol.com and ns20.domaincontrol.com are delegated to johncastaldi.com.

johncastaldi.com uses the same name server configuration as other domains, such as potomacteams.com, berapi.net, global-office.ca, corganic.com and normmanager.ch.

Host names with two IPs:

ns19.domaincontrol.com points to 2603:5:21d0::a and 97.74.109.10.

ns20.domaincontrol.com points to 2603:5:22d0::a and 173.201.77.10.

johncastaldi.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

johncastaldi.com shares mail servers with other domains at least in part, for instance erialinc.com, tourmarkgrips.com, thorkildssen.com, targetsports.org.au and theicr.org.

These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Two IPs per host name:

aspmx.l.google.com points to: 2607:f8b0:4004:c09::1a and 142.250.31.26

alt1.aspmx.l.google.com points to: 2a00:1450:4013:c1e::1a and 192.178.213.26

alt2.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.26

alt3.aspmx.l.google.com points to: 2a00:1450:4010:c0e::1a and 74.125.131.26

alt4.aspmx.l.google.com points to: 2404:6800:4003:c06::1a and 142.250.4.26

Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)