CF1760200515481-tsm20251011162704

WWW.RTSAK.COM - option-c.net

Search for IP or hostnames:

option-c.net checked at 2025-10-11T16:35:15.443Z 241ms 146/146/146 100% R:13

option-c.net

MXmail.protonmail.ch
A176.119.200.128🇨🇭 Proton AG
PTRmail.protonmail.ch
A185.70.42.128🇨🇭 Proton AG
PTRmail.protonmail.ch
A185.205.70.128🇫🇷 Proton AG
PTRmail.protonmail.ch
MXmailsec.protonmail.ch
A176.119.200.129🇨🇭 Proton AG
PTRmailsec.protonmail.ch
A185.70.42.129🇨🇭 Proton AG
PTRmailsec.protonmail.ch
A185.205.70.129🇫🇷 Proton AG
PTRmailsec.protonmail.ch
NSdell.ns.cloudflare.com
A2606:4700:50::adf5:3a5e 🇺🇸 Cloudflare
PTRdell.ns.cloudflare.com
A2803:f800:50::6ca2:c05e 🇨🇷 Cloudflare
PTRdell.ns.cloudflare.com
A2a06:98c1:50::ac40:205e 🇺🇸 Cloudflare
PTRdell.ns.cloudflare.com
A108.162.192.94🇺🇸 Cloudflare
PTRdell.ns.cloudflare.com
A172.64.32.94🇺🇸 Cloudflare
PTRdell.ns.cloudflare.com
A173.245.58.94🇺🇸 Cloudflare
PTRdell.ns.cloudflare.com
NSyichun.ns.cloudflare.com
A2606:4700:58::adf5:3bf8 🇺🇸 Cloudflare
PTRyichun.ns.cloudflare.com
A2803:f800:50::6ca2:c1f8 🇨🇷 Cloudflare
PTRyichun.ns.cloudflare.com
A2a06:98c1:50::ac40:21f8 🇺🇸 Cloudflare
PTRyichun.ns.cloudflare.com
A108.162.193.248🇺🇸 Cloudflare
PTRyichun.ns.cloudflare.com
A172.64.33.248🇺🇸 Cloudflare
PTRyichun.ns.cloudflare.com
A173.245.59.248🇺🇸 Cloudflare
PTRyichun.ns.cloudflare.com
A2606:4700:3032::6815:331e 🇺🇸 Cloudflare
A2606:4700:3035::ac43:dc07 🇺🇸 Cloudflare
A104.21.51.30 Cloudflare
A172.67.220.7🇺🇸 Cloudflare

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

Four IP numbers are pointed to by option-c.net: 2606:4700:3032::6815:331e, 2606:4700:3035::ac43:dc07, 104.21.51.30 and 172.67.220.7.

other host names including www.perinus.co.id, 630082.com, becausewecare.com.au, onestopevents.net and altiplanominerals.com share IP numbers with option-c.net.

option-c.net is delegated to two name servers dell.ns.cloudflare.com and yichun.ns.cloudflare.com.

option-c.net shares the same name server setup as other domains, for instance eightspark.com, inquizz.com, recuru.com, ewtwow.com and vtwitch.com.

option-c.net at least partially shares name servers with other domains, for instance cupv.net, rayongclub.com, lares.com.mx, natureinfocus.in and capion.org.

these name servers are commonly used alongside peyton.ns.cloudflare.com.

Host names with six IP numbers:

Host name dell.ns.cloudflare.com points to: 2606:4700:50::adf5:3a5e, 2803:f800:50::6ca2:c05e, 2a06:98c1:50::ac40:205e, 108.162.192.94, 172.64.32.94 and 173.245.58.94.

Host name yichun.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf8, 2803:f800:50::6ca2:c1f8, 2a06:98c1:50::ac40:21f8, 108.162.193.248, 172.64.33.248 and 173.245.59.248.

Two mail servers handle option-c.net: mail.protonmail.ch and mailsec.protonmail.ch.

option-c.net shares the same mail server setup as other domains, for instance baldur.dk, maqamat.de, tentina.com, ratchet.pics and romena.net.

option-c.net shares some mail servers with other domains, at least partially, for instance courty.fr, fenity.me, betfree.com, kulmio.net and bodyart.net.

Host names with three IPs:

mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128.

mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

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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