CF1762195282078-tsm20251102073205

WWW.ROBTEX.COM - c4.is

Search for IP or hostnames:

c4.is checked at 2025-11-03T18:41:22.045Z 488ms 140/140/140 100% R:16

c4.is

NSns3.core-networks.com
A2001:1bc0:d::ffffπŸ‡©πŸ‡ͺ Probe Networks
PTRns3.core-networks.com
A82.96.73.254πŸ‡©πŸ‡ͺ Probe Networks
PTRns3.core-networks.com
NSns1.core-networks.de
A2001:1bc0:d::fffeπŸ‡©πŸ‡ͺ Probe Networks
PTRns1.core-networks.de
A194.213.5.254πŸ‡©πŸ‡ͺ Probe Networks
PTRns1.core-networks.de
MXnc1.mailkuh.de
A2a03:4000:20:28:ba9b:6ab2:7d93:e989πŸ‡©πŸ‡ͺ netcup-AS
PTRnc1.mailkuh.de
A46.38.230.166πŸ‡©πŸ‡ͺ netcup-AS
PTRnc1.mailkuh.de
NSns2.core-networks.eu
A2a02:f98:0:22::ffffπŸ‡©πŸ‡ͺ SURFPLANET-AS
PTRns2.core-networks.eu
A78.111.72.98πŸ‡©πŸ‡ͺ SURFPLANET-AS
PTRns2.core-networks.eu
A2a03:4000:30:17a3::10:6130πŸ‡©πŸ‡ͺ netcup-AS
A188.68.47.24πŸ‡©πŸ‡ͺ netcup-AS
PTRa2f18.netcup.net

is

NSa.nic.is
NSb.nic.is
NSc.nic.is
NSd.nic.is
NSe.nic.is

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Starts with same word

Starts similarily

AI analysis

c4.is is the parent of klettur-3.c4.is.

c4.is points to two IPs: 2a03:4000:30:17a3::10:6130 and 188.68.47.24.

Other host names including lydiagerzen.de, mediaplusplus.net, p0rn.ch, scheider.net and tim-e.de share IP numbers with c4.is.

c4.is is delegated to three name servers: ns3.core-networks.com, ns1.core-networks.de and ns2.core-networks.eu.

c4.is at least partially shares name servers with other domains, including dannhauer.de, nissens.de, marcel-keil.de, jbhs.eu and isp-1.de.

Host names with two IP numbers:

ns3.core-networks.com points to: 2001:1bc0:d::ffff and 82.96.73.254

ns1.core-networks.de points to: 2001:1bc0:d::fffe and 194.213.5.254

ns2.core-networks.eu points to: 2a02:f98:0:22::ffff and 78.111.72.98

c4.is is handled by a single mail server, nc1.mailkuh.de.

c4.is shares its mail server setup with other domains, including ptr.li, grillkunst.com, nf0.de, mailkuh.de and fridgeboxx.de.

nc1.mailkuh.de points to two IPs: 2a03:4000:20:28:ba9b:6ab2:7d93:e989 and 46.38.230.166.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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LWdfWuk CF johedugfp 2025-11-03