MXLIST.NET - mail.is4u.com
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mail.is4u.com checked at 2025-11-06T09:34:38.746Z 250ms 101/101/101 100% R:11mail.is4u.com
| CNAME | is4u.com | ||||||
| MX | mail.is4u.com | ||||||
| MX | mail.r4u.com | ||||||
| NS | curitiba.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::adf5:3a25 🇺🇸 Cloudflare | ||||||
| A | 173.245.58.37🇺🇸 Cloudflare | ||||||
| NS | fortaleza.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:88c 🇺🇸 Cloudflare | ||||||
| A | 162.159.8.140 Cloudflare | ||||||
| NS | maceio.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:bb4 🇺🇸 Cloudflare | ||||||
| A | 162.159.11.180 Cloudflare | ||||||
| NS | salvador.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:a96 🇺🇸 Cloudflare | ||||||
| A | 162.159.10.150 Cloudflare | ||||||
| A | 2605:6400:20:13f6::1 🇺🇸 FranTech Solutions | ||||||
| PTR | star.is4u.com | ||||||
| A | 205.185.122.163🇺🇸 FranTech Solutions | ||||||
| PTR | star.is4u.com | ||||||
is4u.com
| MX | mail.is4u.com | ||||||
| MX | mail.r4u.com | ||||||
| NS | curitiba.ns.porkbun.com | ||||||
| NS | fortaleza.ns.porkbun.com | ||||||
| NS | maceio.ns.porkbun.com | ||||||
| NS | salvador.ns.porkbun.com | ||||||
| A | 2605:6400:20:13f6::1 🇺🇸 FranTech Solutions | ||||||
| A | 205.185.122.163🇺🇸 FranTech Solutions | ||||||
MX for
Starts with same word
Starts similarily
AI analysis
mail.is4u.com serves as the mail server for ns1.is4u.com, r4u.com, star.r4u.com, ns2.is4u.com, is4u.com and a few other domains.
mail.r4u.com is a mail server commonly used with mail.is4u.com.
mail.is4u.com points to two IP numbers: 2605:6400:20:13f6::1 and 205.185.122.163.
Other host names such as server2.is4u.com, server1.is4u.com, ns1.is4u.com, ns2.is4u.com and is4u.com share IPs with mail.is4u.com.
mail.is4u.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.is4u.com at least partially shares name servers with other domains, for example gnow.co, centrodeformacioncontinua.com, dryanovski.com, provadore.com and kohsamui.org.
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
Two mail servers handle mail.is4u.com: mail.is4u.com and mail.r4u.com.
mail.is4u.com shares the same mail server setup as other domains, including ns1.is4u.com, r4u.com, star.r4u.com, ns2.is4u.com and is4u.com.