WWW.RTSAK.COM - questctr.com
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questctr.com checked at 2025-09-11T18:27:38.368Z 166ms 74/74/74 100% R:12questctr.com
| MX | qstmail16.questctr.com | ||||||
| A | 50.192.18.161🇺🇸 Comcast | ||||||
| PTR | 50-192-18-161-static.hfc.comcastbusiness.net | ||||||
| NS | udns1.ultradns.net | ||||||
| A | 2001:502:f3ff::d 🇺🇸 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| A | 204.69.234.1🇺🇸 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| NS | udns2.ultradns.net | ||||||
| A | 2610:a1:1014::d 🇺🇸 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
| A | 204.74.101.1🇺🇸 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
| A | 50.192.18.161🇺🇸 Comcast | ||||||
| PTR | 50-192-18-161-static.hfc.comcastbusiness.net | ||||||
com
qstmail16.questctr.com |
questctr.com |
AI analysis
The parent of qstmail16.questctr.com is questctr.com.
questctr.com points to a single IP address: 50.192.18.161.
For example, IP numbers are shared between qstmail16.questctr.com and other host names like questctr.com.
Two name servers, udns1.ultradns.net and udns2.ultradns.net, are delegated to questctr.com.
The name server setup of questctr.com is shared with other domains such as lessjuice.com, exclusivebetaffiliates.com, vcg.group, nrtn.net, and gmen.com.
The domain questctr.com shares its name servers at least partially with other domains such as helloneustar.net, 33.192.104.in-addr.arpa, imation.com.np, internet-movie-database.com, and checkacode.com.
The name servers pdns5.ultradns.info, pdns4.ultradns.org, pdns6.ultradns.co.uk, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns196.ultradns.biz, pdns196.ultradns.com, pdns196.ultradns.info, and pdns196.ultradns.net are often used in conjunction.
udns1.ultradns.net and udns2.ultradns.net each point to two IP numbers: 2001:502:f3ff::d, 204.69.234.1 and 2610:a1:1014::d, 204.74.101.1 respectively.
The mail server qstmail16.questctr.com is responsible for handling questctr.com.
qstmail16.questctr.com points to a single IP address: 50.192.18.161.