DNSWHOIS.INFO - openstax.us
Search for IP or hostnames:
openstax.us checked at 2025-09-07T03:35:08.096Z 145ms 101/101/101 100% R:11openstax.us
| NS | ns41.domaincontrol.com | ||||||
| A | 2603:5:2142::15 🇺🇸 GODADDY-DNS | ||||||
| PTR | ns41.domaincontrol.com | ||||||
| A | 97.74.100.21🇺🇸 GODADDY-DNS | ||||||
| PTR | ns41.domaincontrol.com | ||||||
| NS | ns42.domaincontrol.com | ||||||
| A | 2603:5:2242::15 🇺🇸 GODADDY-DNS | ||||||
| PTR | ns42.domaincontrol.com | ||||||
| A | 173.201.68.21🇺🇸 GODADDY-DNS | ||||||
| PTR | ns42.domaincontrol.com | ||||||
| MX | mailstore1.secureserver.net | ||||||
| A | 216.69.141.78🇺🇸 AS398101 | ||||||
| PTR | osplibsmtp01-v02.prod.phx3.secureserver.net | ||||||
| A | 216.69.141.114🇺🇸 AS398101 | ||||||
| PTR | osplibsmtp03-v02.prod.phx3.secureserver.net | ||||||
| A | 216.69.141.162🇺🇸 AS398101 | ||||||
| PTR | osplibsmtp02-v02.prod.phx3.secureserver.net | ||||||
| MX | smtp.secureserver.net | ||||||
| A | 216.69.141.71🇺🇸 AS398101 | ||||||
| PTR | osplibsmtp01-v01.prod.phx3.secureserver.net | ||||||
| A | 216.69.141.84🇺🇸 AS398101 | ||||||
| PTR | osplibsmtp02-v01.prod.phx3.secureserver.net | ||||||
| A | 216.69.141.113🇺🇸 AS398101 | ||||||
| PTR | osplibsmtp03-v01.prod.phx3.secureserver.net | ||||||
| A | 3.33.130.190🇺🇸 Amazon | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
us
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
AI analysis
openstax.us points to two IP numbers: 3.33.130.190 and 15.197.148.33.
IP numbers are shared between openstax.us and other host names such as fatigueproject.com, freemans-heatandair.com, suerongtsai.com, pictussouthamerica.com, and ktdaily.net.
Two name servers, ns41.domaincontrol.com and ns42.domaincontrol.com, are delegated to openstax.us.
The name server setup of openstax.us is identical to that of other domains such as drcovey.com, wyconsultinggroup.com, frymaster.net, catechism.info, and marlee.xyz.
For example, openstax.us shares name servers, at least partially, with other domains such as tintranslation.com.
ns41.domaincontrol.com and ns42.domaincontrol.com both point to two IP numbers each: 2603:5:2142::15, 97.74.100.21 and 2603:5:2242::15, 173.201.68.21 respectively.
Two mail servers, mailstore1.secureserver.net and smtp.secureserver.net, manage openstax.us.
Just like the domains mywifi.agency, montanayouareapproved.com, womanspree.com, parkcityhousedoc.com, and anabolomics.com, openstax.us also follows the same mail server setup.
Some mail servers are at least partially shared between openstax.us and other domains, such as 911phone.com.
mailstore1.secureserver.net and smtp.secureserver.net each point to three IP numbers: 216.69.141.78, 216.69.141.114, 216.69.141.162 and 216.69.141.71, 216.69.141.84, 216.69.141.113 respectively.