CF1759856076491-tsm20251005211530

WWW.RTSAK.COM - mail.r4u.com

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mail.r4u.com checked at 2025-10-07T16:54:36.471Z 260ms 101/101/101 100% R:14

mail.r4u.com

CNAMEr4u.com
MXmail.is4u.com
MXmail.r4u.com
NScuritiba.ns.porkbun.com
A2400:cb00:2049:1::adf5:3a25 🇺🇸 Cloudflare
A173.245.58.37🇺🇸 Cloudflare
NSfortaleza.ns.porkbun.com
A2400:cb00:2049:1::a29f:88c 🇺🇸 Cloudflare
A162.159.8.140 Cloudflare
NSmaceio.ns.porkbun.com
A2400:cb00:2049:1::a29f:bb4 🇺🇸 Cloudflare
A162.159.11.180 Cloudflare
NSsalvador.ns.porkbun.com
A2400:cb00:2049:1::a29f:a96 🇺🇸 Cloudflare
A162.159.10.150 Cloudflare
A2605:6400:20:13f6::2 🇺🇸 FranTech Solutions
PTRstar.r4u.com
A205.185.126.129🇺🇸 FranTech Solutions
PTRstar.r4u.com

r4u.com

MXmail.is4u.com
MXmail.r4u.com
NScuritiba.ns.porkbun.com
NSfortaleza.ns.porkbun.com
NSmaceio.ns.porkbun.com
NSsalvador.ns.porkbun.com
A2605:6400:20:13f6::2 🇺🇸 FranTech Solutions
A205.185.126.129🇺🇸 FranTech Solutions

MX for

Starts with same word

Starts similarily

AI analysis

mail.r4u.com serves mail for ns1.is4u.com, r4u.com, star.r4u.com, ns2.is4u.com, is4u.com and a few other domains.

mail.is4u.com is a mail server commonly used with mail.r4u.com.

mail.r4u.com resolves to two IP numbers: 2605:6400:20:13f6::2 and 205.185.126.129.

Other host names such as r4u.com and star.r4u.com share IP numbers with mail.r4u.com.

mail.r4u.com is delegated to four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

mail.r4u.com at least partially shares name servers with other domains, for instance nearlotech.com, yummyyaki.com, nectarpr.com, livingfungi.com and shipoption.com.

Host names with two IP numbers:

curitiba.ns.porkbun.com points to 2400:cb00:2049:1::adf5:3a25 and 173.245.58.37; fortaleza.ns.porkbun.com points to 2400:cb00:2049:1::a29f:88c and 162.159.8.140; maceio.ns.porkbun.com points to 2400:cb00:2049:1::a29f:bb4 and 162.159.11.180; salvador.ns.porkbun.com points to 2400:cb00:2049:1::a29f:a96 and 162.159.10.150.

mail.r4u.com is handled by two mail servers: mail.is4u.com and mail.r4u.com.

mail.r4u.com shares the same mail server setup as other domains, for instance ns1.is4u.com, r4u.com, star.r4u.com, ns2.is4u.com and is4u.com.

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

hGvupWJ CF johedugfp 2025-10-07