Summary
rational.com is a domain controlled by two nameservers on different IP networks. Incoming mail for
rational.com is handled by eleven mailservers. Some of them are on the same IP network.
rational.com has three IP numbers. All of them are on different IP networks.
ibm.com and
buildforge.com point to the same IP and also shares both nameservers and mailservers.
ibm.fi,
ibm.cl,
ibm.at,
mro.com,
ilog.com and at least 17 other hosts point to the same IP and also shares nameservers.
cognos.ca,
applix.com,
ibm.com.au,
cognos.com,
ibm.com.br and at least 28 other hosts point to the same IP.
ca.ibm.com,
jp.ibm.com,
austin.ibm.com,
almaden.ibm.com and
ascentialsoftware.com share both nameservers and mailservers with this domain.
ibm.se,
ibm.de,
ibm.cz,
ibm.net,
ilog.fr and at least 60 other hosts share nameservers with this domain.
us.ibm.com,
raleigh.ibm.com,
stores.ca.ibm.com and
adtech.internet.ibm.com share mailservers with this domain.
dns.rational.com,
www.rational.com,
dns2.rational.com,
ns-nl.rational.com,
ns-ma.rational.com and at least one other host are subdomains to this hostname.
rational.com is hosted on three servers in United States.
Reputation is not yet known.
| base | record | name | ip | reverse | route | as |
| rational.com | a | 129.42.16.103 United States | redirect.www.ibm.com | 129.42.16.0/24 EI Special Events Net | AS16807 EINET IBM Events Infrastructure Network |
| 129.42.17.103 United States | 129.42.17.0/24 EI Special Events Net |
| 129.42.18.103 United States | 129.42.18.0/24 EI Special Events Net |
| ns-soa | ns.watson.ibm.com | 129.34.20.80 United States | 129.34.0.0/16 Proxy-registered route object | AS1747 IBMWATSON-AS IBM T.J. Watson Research Center |
| ns | ns.almaden.ibm.com | 198.4.83.35 United States | 198.4.0.0/15 | AS701 UUNET Alternet |
| ns.watson.ibm.com | 129.34.20.80 United States | 129.34.0.0/16 Proxy-registered route object | AS1747 IBMWATSON-AS IBM T.J. Watson Research Center |
| mx | 10 | e1.ny.us.ibm.com | 32.97.182.141 United States | 32.97.182.0/23 Proxy-registered route object | AS14912 IBMUSF-SBY IBM |
| 10 | e2.ny.us.ibm.com | 32.97.182.142 United States |
| 10 | e3.ny.us.ibm.com | 32.97.182.143 United States |
| 10 | e31.co.us.ibm.com | 32.97.110.149 United States | 32.97.110.0/24 Proxy-registered route object | AS2140 ISSC-AS ISSC |
| 10 | e32.co.us.ibm.com | 32.97.110.150 United States |
| 10 | e33.co.us.ibm.com | 32.97.110.151 United States |
| 10 | e34.co.us.ibm.com | 32.97.110.152 United States |
| 10 | e35.co.us.ibm.com | 32.97.110.153 United States |
| 10 | e4.ny.us.ibm.com | 32.97.182.144 United States | 32.97.182.0/23 Proxy-registered route object | AS14912 IBMUSF-SBY IBM |
| 10 | e5.ny.us.ibm.com | 32.97.182.145 United States |
| 10 | e6.ny.us.ibm.com | 32.97.182.146 United States |
| com | ns-soa | a.gtld-servers.net | 192.5.6.30 United States | 192.5.6.0/24 VeriSign Route | AS36625 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 | AS36620 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 |