WWW.RTSAK.COM - captcha.net
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captcha.net checked at 2025-10-28T19:09:55.657Z 434ms 53/53/53 100% R:11captcha.net
| NS | nsauth-ib1.net.cmu.edu | ||||||
| A | 128.2.1.30🇺🇸 Carnegie Mellon University | ||||||
| PTR | nsauth-ib1.net.cmu.edu | ||||||
| NS | nsauth-ib2.net.cmu.edu | ||||||
| A | 128.237.148.161🇺🇸 Carnegie Mellon University | ||||||
| PTR | nsauth-ib2.net.cmu.edu | ||||||
| A | 128.2.172.14🇺🇸 Carnegie Mellon University | ||||||
| PTR | web32.srv.cs.cmu.edu | ||||||
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AI analysis
The parent of www.captcha.net is captcha.net.
captcha.net points to a single IP address: 128.2.172.14.
Other host names such as theory.cs.cmu.edu, web32.srv.cs.cmu.edu, tekkotsu.org and hri-metrics.org share IP numbers with captcha.net.
Two name servers nsauth-ib1.net.cmu.edu and nsauth-ib2.net.cmu.edu handle the delegation for captcha.net.
captcha.net shares the same name server setup as other domains, for example hri-metrics.org, 201.2.128.in-addr.arpa, 184.2.128.in-addr.arpa, cellorganizer.org and 182.2.128.in-addr.arpa.
captcha.net at least partially shares name servers with other domains, for example 82.237.128.in-addr.arpa, dtc.cmu.net, res.cmu.edu, uc.cmu.edu and cmu.net.
these name servers are commonly used alongside blox-aws-01.ns.cmu.net name servers.
Host names with one IP number:
nsauth-ib1.net.cmu.edu points to 128.2.1.30; nsauth-ib2.net.cmu.edu points to 128.237.148.161.