WWW.ROBTEX.COM - challenge.gov
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challenge.gov checked at 2025-11-05T23:24:35.394Z 242ms 229/229/229 100% R:14challenge.gov
gov
| NS | a.ns.gov | ||||||
| NS | b.ns.gov | ||||||
| NS | c.ns.gov | ||||||
| NS | d.ns.gov | ||||||
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www.challenge.gov |
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AI analysis
The parent of www.challenge.gov is challenge.gov.
challenge.gov points to a single IP number: 159.142.191.107.
Other host names, for instance vcss.gsa.gov, fsd.gov, buyamerican.gov, idmanagement.gov and fedramp.gov share IP numbers with challenge.gov.
challenge.gov is delegated to five name servers: dns2.gsa.gov, dns3.gsa.gov, dns4.gsa.gov, dns5.gsa.gov and dns.gsa.gov.
challenge.gov shares name servers with other domains at least partially, for instance forms.gov, pic.gov, cfa.gov, sftool.gov and rocis.gov.
these name servers are often used together with the name servers dns6.gsa.gov.
Hosts with two IPs:
dns4.gsa.gov resolves to 2600:1f14:653:bb00:b24e:739c:b87d:8fee and 13.248.149.147
dns.gsa.gov resolves to 2600:1f16:8f2:d500::4 and 13.248.142.184
Hosts with one IP:
dns2.gsa.gov resolves to 76.223.24.135
dns3.gsa.gov resolves to 13.248.144.182
dns5.gsa.gov resolves to 76.223.9.162
challenge.gov is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
challenge.gov shares some mail servers with other domains, including nrss.ie, iid.iowa.gov, minimagazin.info, keos.co and imperialconnect.co.uk.
these mail servers are commonly used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c25::1a and 172.253.122.26.
alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.
alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27.
alt3.aspmx.l.google.com points to 2607:f8b0:4023:3001::1a and 172.217.74.27.
alt4.aspmx.l.google.com points to 2607:f8b0:4003:c30::1a and 74.125.27.26.