Summary
classzone.com ("Classzone.com") is a domain controlled by three nameservers at
hmco.com. All of them are on different IP networks. Incoming mail for
classzone.com is handled by two mailservers also at
hmco.com. They are on different IP networks.
classzone.com has one IP number.
www.classzone.com cnames to this hostname.
hmco.com,
rigby.com,
edusoft.com,
saxonpub.com,
riverpub.com and at least 31 other hosts share both nameservers and mailservers with this domain.
eduplace.com,
brodcast.net,
harcourt.com,
riverdeep.net,
classwell.com and at least 30 other hosts share nameservers with this domain.
harstz.net,
zathura.net,
6traits.net,
eduplace.com,
brodcast.net and at least 50 other hosts share mailservers with this domain.
www.classzone.com are subdomains to this hostname.
classzone.com is ranked #14908 world wide and is hosted on a server in United States. Trustworthiness, vendor reliability, privacy and child safety of this site is excellent.
(more on reputation).
| base | record | name | ip | reverse | route | as |
| classzone.com | a | 155.44.225.25 United States | (none) | 155.44.224.0/20 | AS30556 HMCO-AS Houghton Mifflin Company 222 Berkeley Street Boston MA 02116 US |
| ns-soa | ns1.hmco.com | 155.44.218.31 United States | 155.44.216.0/21 |
| ns | ns1.hmco.com | 155.44.218.31 United States |
| ns3.hmco.com | 155.44.208.33 United States | 155.44.208.0/21 |
| ns4.hmco.com | 65.59.205.25 United States | 65.56.0.0/14 Proxy-registered route object | AS3356 Level3 Level 3 Communications |
| mx | 5 | bosmail1.hmco.com | 155.44.218.58 United States | 155.44.216.0/21 | AS30556 HMCO-AS Houghton Mifflin Company 222 Berkeley Street Boston MA 02116 US |
| 5 | evnmail1.hmco.com | 65.59.205.23 United States | 65.56.0.0/14 Proxy-registered route object | AS3356 Level3 Level 3 Communications |
| com | ns-soa | a.gtld-servers.net | 192.5.6.30 United States | 192.5.6.0/24 VeriSign Route | AS36621 VERISIGN-AS VeriSign, Inc |
| ns | a.gtld-servers.net | 192.5.6.30 United States |
| b.gtld-servers.net | 192.33.14.30 United States | 192.33.14.0/24 VeriSign Route | AS26415 VERISIGN-AS VeriSign, Inc |
| c.gtld-servers.net | 192.26.92.30 United States | 192.26.92.0/24 VeriSign Route | AS36625 VERISIGN-AS VeriSign, Inc |
| d.gtld-servers.net | 192.31.80.30 United States | 192.31.80.0/24 VeriSign Route | AS36617 VERISIGN-AS VeriSign, Inc |
| e.gtld-servers.net | 192.12.94.30 United States | 192.12.94.0/24 VeriSign Route | AS36629 VERISIGN-AS VeriSign, Inc |
| f.gtld-servers.net | 192.35.51.30 United States | 192.35.51.0/24 VeriSign Route | AS36625 VERISIGN-AS VeriSign, Inc |
| g.gtld-servers.net | 192.42.93.30 United States | 192.42.93.0/24 VeriSign Route | AS36624 VERISIGN-AS VeriSign, Inc |
| h.gtld-servers.net | 192.54.112.30 United States | 192.54.112.0/24 VeriSign Route | AS36623 VERISIGN-AS VeriSign, Inc |
| i.gtld-servers.net | 192.43.172.30 United States | 192.43.172.0/24 VeriSign Route | AS36625 VERISIGN-AS VeriSign, Inc |
| j.gtld-servers.net | 192.48.79.30 United States | 192.48.79.0/24 VeriSign Route | AS36626 VERISIGN-AS VeriSign, Inc |
| k.gtld-servers.net | 192.52.178.30 United States | 192.52.178.0/24 VeriSign Route | AS36622 VERISIGN-AS VeriSign, Inc |
| l.gtld-servers.net | 192.41.162.30 United States | 192.41.162.0/24 VeriSign Route | AS36628 VERISIGN-AS VeriSign, Inc |
| m.gtld-servers.net | 192.55.83.30 United States | 192.55.83.0/24 VeriSign Route | AS36618 VERISIGN-AS VeriSign, Inc |