checkeremailSprawdzanie emailWyszukiwanie MXMasowe sprawdzanie emailEkstraktor e-mailiDekoder MIMEDomenySerwery MXArtykuły
PL

ns.checkeremail.com

ns.checkeremail.com is a mail server (MX) used by 1 checked domain. Based on public DNS, it looks healthy.

IP & reverse DNS

IP addressReverse DNS (PTR)FCrDNSDNSBL
52.101.202.150mail-ph6pr04cu00106.inbound.protection.outlook.comYesNot listed
52.101.11.17mail-sn1pr0501cu00301.inbound.protection.outlook.comYesNot listed
52.101.194.158mail-ch3pr04cu00106.inbound.protection.outlook.comYesNot listed
52.101.10.16mail-bn6pr21cu00500.inbound.protection.outlook.comYesNot listed
2a01:111:f403:f802::1mail-sj2pr05cu00101.inbound.protection.outlook.comYesNot listed
2a01:111:f403:c92c::7mail-dm3pr04cu00107.inbound.protection.outlook.comYesNot listed
2a01:111:f403:c918::5mail-byapr05cu00805.inbound.protection.outlook.comYesNot listed
2a01:111:f403:f90a::mail-bn6pr02cu00300.inbound.protection.outlook.comYesNot listed

FCrDNS (forward-confirmed reverse DNS) passes when the IP’s PTR name resolves back to the same IP. It is a key signal that a mail server is legitimately configured; servers without it are widely treated as suspicious.

Domains using this mail server

What does this mean?

These are public DNS facts about the mail server ns.checkeremail.com — the host that other servers connect to when delivering email for the domains above. We do not actively probe it over SMTP; the checks here are reverse DNS, forward-confirmed rDNS and public blocklists.

To look up a specific domain’s mail setup use the MX Lookup, or verify an address with the email checker. Learn more in email servers explained.

Generator email - Miliony bezpłatnych skrzynek email, które naprawdę działają. Bardzo wygodne do szybkiej rejestracji na stronach.
Kontakt i zapytania o dane

Masz pytanie, chcesz usunąć swoje dane lub żebyśmy przestali sprawdzać Twój serwer pocztowy? Napisz do nas - odpowiadamy na każdą wiadomość.