ROBTEX.COM - openctf.com

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openctf.com checked at 2025-12-11T00:46:29.503Z 1901ms 153/153/153 100% R:12 allDone:true timedOut:false

openctf.com

MXaspmx2.googlemail.com
A2607:f8b0:4023:1015::1b🇺🇸 Google
PTRyudfwta-in-f27.1e100.net
A172.253.135.27🇺🇸 Google
PTRyudfwta-in-f27.1e100.net
MXaspmx3.googlemail.com
A2607:f8b0:4023:3001::1b🇺🇸 Google
PTRyulnkec-in-f27.1e100.net
A172.217.74.27🇺🇸 Google
PTRyulnkec-in-f27.1e100.net
NSns1.he.net
A2001:470:100::2🇺🇸 HURRICANE
PTRns1.he.net
A216.218.130.2🇺🇸 HURRICANE
PTRns1.he.net
NSns2.he.net
A2001:470:200::2🇺🇸 HURRICANE
PTRns2.he.net
A216.218.131.2🇺🇸 HURRICANE
PTRns2.he.net
NSns3.he.net
A2001:470:300::2🇺🇸 HURRICANE
PTRns3.he.net
A216.218.132.2🇺🇸 HURRICANE
PTRns3.he.net
NSns4.he.net
A2001:470:400::2🇺🇸 HURRICANE
PTRns4.he.net
A216.66.1.2🇺🇸 HURRICANE
PTRns4.he.net
NSns5.he.net
A2001:470:500::2🇺🇸 HURRICANE
PTRns5.he.net
A216.66.80.18🇺🇸 HURRICANE
PTRns5.he.net
MXaspmx.l.google.com
A2607:f8b0:4023:c03::1b🇺🇸 Google
PTRdy-in-f27.1e100.net
A142.250.101.27🇺🇸 Google
PTRdz-in-f27.1e100.net
MXalt1.aspmx.l.google.com
A2607:f8b0:4023:1015::1a🇺🇸 Google
PTRyudfwta-in-f26.1e100.net
A172.253.135.27🇺🇸 Google
PTRyudfwta-in-f27.1e100.net
MXalt2.aspmx.l.google.com
A2607:f8b0:4023:3001::1b🇺🇸 Google
PTRyulnkec-in-f27.1e100.net
A172.217.74.27🇺🇸 Google
PTRyulnkec-in-f27.1e100.net
A2a05:d018:c8b:6900:9efb:4720:b690:5228🇮🇪 Amazon
A52.18.145.92🇮🇪 Amazon
PTRec2-52-18-145-92.eu-west-1.compute.amazonaws.com

com

NSa.gtld-servers.net
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net

Up

www.openctf.com

Starts with same word

openctf.com

Starts similarily

opentfc.com
foncept.com
openctf.com

AI analysis

The parent of www.openctf.com is openctf.com.

openctf.com points to two IP numbers: 2a05:d018:c8b:6900:9efb:4720:b690:5228 and 52.18.145.92.

Other host names, for instance ec2-52-18-145-92.eu-west-1.compute.amazonaws.com share IP numbers with openctf.com.

openctf.com is delegated to five name servers: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net and ns5.he.net.

openctf.com at least partially shares name servers with other domains, for instance cocksclark.com, 8.1.2.0.8.9.8.0.2.0.a.2.ip6.arpa, diskfraude.com.br, 246.76.185.in-addr.arpa and landofhaze.net.

Host names with two IP numbers:

Hostname ns1.he.net points to 2001:470:100::2 and 216.218.130.2.

Hostname ns2.he.net points to 2001:470:200::2 and 216.218.131.2.

Hostname ns3.he.net points to 2001:470:300::2 and 216.218.132.2.

Hostname ns4.he.net points to 2001:470:400::2 and 216.66.1.2.

Hostname ns5.he.net points to 2001:470:500::2 and 216.66.80.18.

Five mail servers handle openctf.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

openctf.com shares at least partially some mail servers with other domains, including businessdatacodes.com, universal-publishers.com, saleduck.com.my, emagroupsrl.it and xinstec.com.

these mail servers are often used together with mail servers aspmx4.googlemail.com, alt3.aspmx.l.google.com, aspmx5.googlemail.com and alt4.aspmx.l.google.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to 2607:f8b0:4023:1015::1b and 172.253.135.27.

aspmx3.googlemail.com points to 2607:f8b0:4023:3001::1b and 172.217.74.27.

aspmx.l.google.com points to 2607:f8b0:4023:c03::1b and 142.250.101.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.27.

alt2.aspmx.l.google.com points to 2607:f8b0:4023:3001::1b and 172.217.74.27.

Common destinations observed:

172.253.135.27 is reached by aspmx2.googlemail.com and alt1.aspmx.l.google.com.

2607:f8b0:4023:3001::1b is reached by aspmx3.googlemail.com and alt2.aspmx.l.google.com.

172.217.74.27 is reached by aspmx3.googlemail.com and alt2.aspmx.l.google.com.