CF1758832850415-tsm20250925114901

WWW.ROBTEX.COM - 21b.net

Search for IP or hostnames:

21b.net checked at 2025-09-25T20:40:50.387Z 132ms 136/136/136 100% R:9

21b.net

MXmx00.1and1.com
A74.208.5.3🇺🇸 IONOS SE
PTRmx00.perfora.net
MXmx01.1and1.com
A74.208.5.21🇺🇸 IONOS SE
PTRmx01.perfora.net
NSns-cloud-d1.googledomains.com
A2001:4860:4802:32::6d🇺🇸 Google
PTRns-cloud-d1.googledomains.com
A216.239.32.109🇺🇸 Google
PTRns-cloud-d1.googledomains.com
NSns-cloud-d2.googledomains.com
A2001:4860:4802:34::6d🇺🇸 Google
PTRns-cloud-d2.googledomains.com
A216.239.34.109🇺🇸 Google
PTRns-cloud-d2.googledomains.com
NSns-cloud-d3.googledomains.com
A2001:4860:4802:36::6d🇺🇸 Google
PTRns-cloud-d3.googledomains.com
A216.239.36.109🇺🇸 Google
PTRns-cloud-d3.googledomains.com
NSns-cloud-d4.googledomains.com
A2001:4860:4802:38::6d🇺🇸 Google
PTRns-cloud-d4.googledomains.com
A216.239.38.109🇺🇸 Google
PTRns-cloud-d4.googledomains.com

net

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

Starts with same word

Starts similarily

AI analysis

21b.net is delegated to four name servers: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com.

21b.net shares name servers with other domains at least partially, for example revenut.com, wet-areas.com, schmartmann.com, pack580.com and grupopekes.com.

Host names with two IP numbers:

ns-cloud-d1.googledomains.com points to: 2001:4860:4802:32::6d and 216.239.32.109

ns-cloud-d2.googledomains.com points to: 2001:4860:4802:34::6d and 216.239.34.109

ns-cloud-d3.googledomains.com points to: 2001:4860:4802:36::6d and 216.239.36.109

ns-cloud-d4.googledomains.com points to: 2001:4860:4802:38::6d and 216.239.38.109

Two mail servers mx00.1and1.com and mx01.1and1.com handle 21b.net.

21b.net shares the same mail server setup as other domains, for instance gowinlab.com, s196446568.onlinehome.us, canned-responses.com, seahorse.net and server.dietzsurvey.com.

21b.net shares mail servers with other domains at least partially; for instance ramsays.us, mail.mbsvm.com, mortgagerealty.us, u24662271.onlinehome-server.com and bentcars.com.

Host names with one IP number:

mx00.1and1.com points to: 74.208.5.3.

mx01.1and1.com points to: 74.208.5.21.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

dMIeNHd CF johedugfp 2025-09-25