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o2online.de

01Overview 02DNS 03WHOIS 04Subdomains 05Email 06TLS

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o2online.de · Domain report · digga

DNSSECunknown
HostingCloudflare
Mailconfigured
Email authPartial

IPv4

CloudflareHosting provider

CLOUDFLARE
CLOUDFLARE

IPv6

CloudflareHosting provider

Cloudflare, Inc.
Cloudflare, Inc.

Mail exchange

100 mx2c52.megamailservers.eu.
110 mx3c52.megamailservers.eu.
10 mx.o2online.de.
120 mx4c52.megamailservers.eu.

Nameservers

ns1.o2online.de
ns2.o2online.de
ns3.o2online.de

Important dates

last changed: Jun 17, 2025

Domain status

connect

Email security

SPF

SPF is published and within limits.

Pass

DMARC

DMARC is published but not fully enforcing.

Warning