URL: https://www.postmaster.app/
Submission: On September 07 via automatic, source certstream-suspicious

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 3 HTTP transactions. The main IP is 139.162.158.110, located in Frankfurt am Main, Germany and belongs to LINODE-AP Linode, LLC, US. The main domain is www.postmaster.app.
TLS certificate: Issued by R3 on September 7th 2021. Valid for: 3 months.
This is the only time www.postmaster.app was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
3 139.162.158.110 63949 (LINODE-AP...)
3 1
Apex Domain
Subdomains
Transfer
3 postmaster.app
www.postmaster.app
28 KB
3 1
Domain Requested by
3 www.postmaster.app www.postmaster.app
3 1

This site contains no links.

Subject Issuer Validity Valid
postmaster.app
R3
2021-09-07 -
2021-12-06
3 months crt.sh

This page contains 1 frames:

Primary Page: https://www.postmaster.app/
Frame ID: 79B44DEEAFFFD6872D7A9F2761737B02
Requests: 3 HTTP requests in this frame

Screenshot


Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /(?:Apache(?:$|\/([\d.]+)|[^/-])|(?:^|\b)HTTPD)/i

Page Statistics

3
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

28 kB
Transfer

27 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

3 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
www.postmaster.app/
2 KB
2 KB
Document
General
Full URL
https://www.postmaster.app/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
139.162.158.110 Frankfurt am Main, Germany, ASN63949 (LINODE-AP Linode, LLC, US),
Reverse DNS
lilium.net
Software
Apache /
Resource Hash
0e6eb1c603454ebcd385f6cc0b45ee9dc4d0da7ca565f4565bc54acbe9d37006

Request headers

Host
www.postmaster.app
Connection
keep-alive
Pragma
no-cache
Cache-Control
no-cache
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Sec-Fetch-Site
none
Sec-Fetch-Mode
navigate
Sec-Fetch-User
?1
Sec-Fetch-Dest
document
Accept-Encoding
gzip, deflate, br
Accept-Language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Response headers

Date
Tue, 07 Sep 2021 10:26:19 GMT
Server
Apache
Last-Modified
Mon, 24 Feb 2020 18:56:06 GMT
ETag
"651-59f56ec6b1d80"
Accept-Ranges
bytes
Content-Length
1617
Keep-Alive
timeout=5, max=100
Connection
Keep-Alive
Content-Type
text/html; charset=UTF-8
emailtrends-bw.gif
www.postmaster.app/images/
15 KB
16 KB
Image
General
Full URL
https://www.postmaster.app/images/emailtrends-bw.gif
Requested by
Host: www.postmaster.app
URL: https://www.postmaster.app/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
139.162.158.110 Frankfurt am Main, Germany, ASN63949 (LINODE-AP Linode, LLC, US),
Reverse DNS
lilium.net
Software
Apache /
Resource Hash
7b2255c7d47897bdabdd6568901e39644cd605094e7ceadb259527519818a72f

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
www.postmaster.app
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://www.postmaster.app/
Connection
keep-alive
Referer
https://www.postmaster.app/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Response headers

Date
Tue, 07 Sep 2021 10:26:19 GMT
Last-Modified
Thu, 23 Apr 2020 07:44:52 GMT
Server
Apache
ETag
"3dd8-5a3f06c89c500"
Content-Type
image/gif
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=99
Content-Length
15832
emailtrends.gif
www.postmaster.app/images/
10 KB
10 KB
Image
General
Full URL
https://www.postmaster.app/images/emailtrends.gif
Requested by
Host: www.postmaster.app
URL: https://www.postmaster.app/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
139.162.158.110 Frankfurt am Main, Germany, ASN63949 (LINODE-AP Linode, LLC, US),
Reverse DNS
lilium.net
Software
Apache /
Resource Hash
d96be31fb7b2fec573143d4aa84e876222907556480173e97bca0387cd67ec4f

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
www.postmaster.app
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://www.postmaster.app/
Connection
keep-alive
Referer
https://www.postmaster.app/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36

Response headers

Date
Tue, 07 Sep 2021 10:26:19 GMT
Last-Modified
Thu, 23 Apr 2020 07:44:52 GMT
Server
Apache
ETag
"272c-5a3f06c89c500"
Content-Type
image/gif
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=100
Content-Length
10028

Verdicts & Comments Add Verdict or Comment

0 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

0 Cookies

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

www.postmaster.app
139.162.158.110
0e6eb1c603454ebcd385f6cc0b45ee9dc4d0da7ca565f4565bc54acbe9d37006
7b2255c7d47897bdabdd6568901e39644cd605094e7ceadb259527519818a72f
d96be31fb7b2fec573143d4aa84e876222907556480173e97bca0387cd67ec4f