Christiantietze.de Latest Blog Posts • Christian Tietze

Blog and portfolio of Christian Tietze: developer of macOS and iOS apps, writer of programming books, and consultant of amazing devs.

Online Status
UNKNOWN

Christiantietze.de receives about 1,913 unique visitors and 3,826 pageviews per day. The estimated value of christiantietze.de is 2,880 USD. Each unique visitor makes about 2 pageviews on average.

Christiantietze.de is registered under .DE top-level domain. Check other websites in .DE zone.

At the time of the last check (September 19, 2024) christiantietze.de has an expired SSL certificate issued by Let's Encrypt (expired on November 09, 2024). Check other websites using SSL certificates issued by Let's Encrypt.

According to Google Safe Browsing, Google Safe Search and Symantec christiantietze.de is quite a safe domain.

Mobile-Friendly test indicates that christiantietze.de isn't optimized for mobile and tablet devices. Designing your websites to be mobile friendly ensures that your pages perform well on all devices, also website page loading time could be improved.



Overview
Last Updated: 11/14/2024
Overall result - "christiantietze.de" is SAFE.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton Connect Safe
Last Updated: 03/28/2024
christiantietze.de is safe.

Norton ConnectSafe evaluates christiantietze.de for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 02/26/2020
christiantietze.de is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing
Last Updated: 01/09/2019
Malware not found at "christiantietze.de".
"christiantietze.de" is not a phishing page.
"christiantietze.de" does not install unwanted software.
"christiantietze.de" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
Site Advisor
Last Updated: 03/08/2021
christiantietze.de is safe.

McAfee assesses christiantietze.de for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze christiantietze.de for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 11/14/2024
christiantietze.de child safety isunknown.

The WOT calculates reputation of the christiantietze.de. This reputation system receives ratings from users and information from third-party sources, assesses the christiantietze.de for safety features and confirms, whether christiantietze.de is suitable for children.

SSL Information
Domain christiantietze.de
Issuer OrganizationLet's Encrypt
Issuer E6
Algorithm ecdsa-with-SHA384
Valid form 08/11/2024
Expiration 11/09/2024
SignedCertificate is not self signed
Additional Domains *.christiantietze.de
christiantietze.de
Server Location
Hamburg
Hamburg
Germany
ASN Information

ASN ID: 8875
ASN Title: sinma GmbH

Last Update: 03/11/2024

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS8771 - AS9128'

as-block: AS8771 - AS9128
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2010-05-11T11:44:47Z
last-modified: 2014-02-24T13:15:16Z
source: RIPE

% Information related to 'AS8875'

% Abuse contact for 'AS8875' is 'abuse@sinma.de'

aut-num: AS8875
as-name: SINMA-ASN
org: ORG-sG4-RIPE
import: from AS174
accept ANY
import: from AS5430
accept ANY
import: from AS8627
accept ANY
import: from AS12732
accept ANY
export: to AS174
announce AS-UP
export: to AS5430
announce AS-UP
export: to AS8627
announce AS8875
export: to AS12732
announce AS-UP
admin-c: WS15-RIPE
tech-c: AS33-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SINMA-MNT
mnt-routes: SINMA-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2017-11-15T09:15:57Z
source: RIPE

organisation: ORG-sG4-RIPE
org-name: sinma GmbH
org-type: LIR
address: Wiclefstrasse 47
address: 10551
address: Berlin
address: GERMANY
phone: +493039601751
fax-no: +493039601726
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: SINMA-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SINMA-MNT
admin-c: WS15-RIPE
abuse-c: SIN36-RIPE
created: 2004-04-17T11:10:11Z
last-modified: 2017-02-23T12:51:57Z
source: RIPE # Filtered

person: Alfred Schweder
address: Offenwardenermoor 14
address: D-27628 Sandstedt
address: Germany
phone: +49 30 52004 3328
phone: +49 177 219 4627
fax-no: +49 30 52004 3329
nic-hdl: AS33-RIPE
mnt-by: ALL-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2017-10-30T21:44:49Z
source: RIPE # Filtered

person: Wilhelm Schaefer
address: Sinma GmbH
address: Wiclefstrasse 47
address: D-10551 Berlin
address: Germany
phone: +49 30 396017 51
fax-no: +49 30 396017 26
nic-hdl: WS15-RIPE
mnt-by: sinma-mnt
created: 1970-01-01T00:00:00Z
last-modified: 2012-03-06T07:59:00Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (ANGUS)

WHOIS

Domain: christiantietze.de
Status: connect

DNS Records
HostA RecordTTL
christiantietze.de83.223.95.1221600
HostMX RecordPriorityTTL
christiantietze.dein2-smtp.messagingengine.com2021600
christiantietze.dein1-smtp.messagingengine.com1021600
HostNS RecordTTL
christiantietze.dedns3.hostsharing.net21600
christiantietze.dedns2.hostsharing.net21600
christiantietze.dedns1.hostsharing.net21600
HostTXT RecordTTL
christiantietze.dev=spf1 include:spf.messagingengine.com ?all21600

h42.hostsharing.net
TTL: 21600
Email address: hostmaster.hostsharing.net
Serial: 1551516528
Refresh: 21600
Retry: 3600
Expire: 604800
Minimum: 3600

Last tested: 08/20/2016

Desktop
Desktop Speed
73%
Desktop Resource Breakdown
Total Resources20
Number of Hosts4
Static Resources10
JavaScript Resources2
CSS Resources2

Last tested: 08/20/2016

Mobile
Mobile Usability
98%
Mobile Speed
66%
Mobile Resource Breakdown
Total Resources20
Number of Hosts4
Static Resources10
JavaScript Resources2
CSS Resources2
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