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c.4qw.nl Open in urlscan Pro
45.154.232.28  Malicious Activity! Public Scan

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URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Submission: On April 16 via manual from NO — Scanned from NL
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 2 countries across 5 domains to perform 9 HTTP transactions. The main IP is 45.154.232.28, located in Trondheim, Norway and belongs to ITSJEFEN-AS, NO. The main domain is c.4qw.nl.
TLS certificate: Issued by R3 on March 27th 2024. Valid for: 3 months.
This is the only time c.4qw.nl was scanned on urlscan.io!

urlscan.io Verdict: Potentially Malicious

Targeting these brands: Microsoft (Consumer)

Domain & IP information

IP Address AS Autonomous System
1 45.154.232.28 44381 (ITSJEFEN-AS)
4 51.120.91.151 8075 (MICROSOFT...)
2 2606:2800:233... 15133 (EDGECAST)
1 2a04:4e42:600... 54113 (FASTLY)
1 2620:1ec:bdf::45 8075 (MICROSOFT...)
9 6
1    45.154.232.28 (Trondheim, Norway)

ASN44381 (ITSJEFEN-AS, NO)
PTR: sendfiend.com
c.4qw.nl
4    51.120.91.151 (Oslo, Norway)

ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US)
static.securepractice.co
2    2606:2800:233:78b9:f44e:2c1f:31aa:d9ef (United States)

ASN15133 (EDGECAST, US)
aadcdn.msftauth.net
1    2a04:4e42:600::649 (United States)

ASN54113 (FASTLY, US)
code.jquery.com
1    2620:1ec:bdf::45 (United States)

ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US)
aadcdn.msauth.net
Apex Domain
Subdomains		 Transfer
4 securepractice.co
static.securepractice.co
127 KB
2 msftauth.net
aadcdn.msftauth.net — Cisco Umbrella Rank: 950
18 KB
1 msauth.net
aadcdn.msauth.net — Cisco Umbrella Rank: 931
1 KB
1 jquery.com
code.jquery.com — Cisco Umbrella Rank: 771
30 KB
1 4qw.nl
c.4qw.nl
50 KB
9 5
Domain Requested by
4 static.securepractice.co c.4qw.nl
2 aadcdn.msftauth.net c.4qw.nl
1 aadcdn.msauth.net static.securepractice.co
1 code.jquery.com c.4qw.nl
1 c.4qw.nl
9 5

This site contains no links.

Subject Issuer Validity Valid
4qw.nl
R3		 2024-03-27 -
2024-06-25		 3 months crt.sh
static.securepractice.co
R3		 2024-04-16 -
2024-07-15		 3 months crt.sh
aadcdn.msftauth.net
DigiCert SHA2 Secure Server CA		 2023-12-01 -
2024-12-01		 a year crt.sh
*.jquery.com
Sectigo RSA Domain Validation Secure Server CA		 2023-07-11 -
2024-07-14		 a year crt.sh
aadcdn.msauth.net
DigiCert SHA2 Secure Server CA		 2024-01-29 -
2025-01-29		 a year crt.sh

This page contains 1 frames:

Primary Page: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Frame ID: F1F5AF96833AAACC82700FB90211AEEB
Requests: 10 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Sign in to your account

Detected technologies

Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

9
Requests

100 %
HTTPS

60 %
IPv6

5
Domains

5
Subdomains

6
IPs

2
Countries

226 kB
Transfer

302 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request HEg05MN8Dl6YPiIlc2owh58pebA6X16l
c.4qw.nl/ 		50 KB
50 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
45.154.232.28 Trondheim, Norway, ASN44381 (ITSJEFEN-AS, NO),
Reverse DNS
sendfiend.com
Software
nginx /
Resource Hash
89c1be584bfd7ae77163ed1734065004e75c93e5c1e4f7e5fc29b0541e10ab7b
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

Accept-Language
nl-NL,nl;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

cache-control
no-cache, private
content-type
text/html; charset=UTF-8
date
Tue, 16 Apr 2024 07:56:45 GMT
referrer-policy
no-referrer-when-downgrade
server
nginx
x-content-type-options
nosniff
x-frame-options
DENY
x-server-id
www-sendfiend
x-xss-protection
0
styles.css
static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/ 		122 KB
122 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/styles.css
Requested by
Host: c.4qw.nl
URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
51.120.91.151 Oslo, Norway, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx /
Resource Hash
6441129aa6be6b781521e3efbb00dbb24a54426c047d9570127f47852e1d3051
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1;mode=block

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 16 Apr 2024 07:56:46 GMT
strict-transport-security
max-age=31536000;includeSubDomains
x-content-type-options
nosniff
referrer-policy
no-referrer-when-downgrade
last-modified
Tue, 26 Mar 2024 08:53:38 GMT
server
nginx
etag
"66028d12-1e7bc"
x-frame-options
DENY
content-type
text/css
accept-ranges
bytes
content-length
124860
x-xss-protection
1;mode=block
microsoftlogoee5c8d9fb6248c938fd0dc19370e90bd.svg
static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/microsoftlogoee5c8d9fb6248c938fd0dc19370e90bd.svg
Requested by
Host: c.4qw.nl
URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
51.120.91.151 Oslo, Norway, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx /
Resource Hash
04d29248ee3a13a074518c93a18d6efc491bf1f298f9b87fc989a6ae4b9fad7a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1;mode=block

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 16 Apr 2024 07:56:46 GMT
strict-transport-security
max-age=31536000;includeSubDomains
x-content-type-options
nosniff
referrer-policy
no-referrer-when-downgrade
last-modified
Tue, 26 Mar 2024 08:53:38 GMT
server
nginx
etag
"66028d12-e43"
x-frame-options
DENY
content-type
image/svg+xml
accept-ranges
bytes
content-length
3651
x-xss-protection
1;mode=block
arrow_left_a9cc2824ef3517b6c4160dcf8ff7d410.svg
aadcdn.msftauth.net/ests/2.1/content/images/ 		513 B
669 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://aadcdn.msftauth.net/ests/2.1/content/images/arrow_left_a9cc2824ef3517b6c4160dcf8ff7d410.svg
Requested by
Host: c.4qw.nl
URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:2800:233:78b9:f44e:2c1f:31aa:d9ef , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECAcc (ama/488E) /
Resource Hash
34f9db946e89f031a80dfca7b16b2b686469c9886441261ae70a44da1dfa2d58

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-ms-blob-type
BlockBlob
date
Tue, 16 Apr 2024 07:56:46 GMT
content-encoding
gzip
content-md5
TjUQkZ0p0Y7rbj6LJofS9Q==
age
177556
x-cache
HIT
content-length
276
x-ms-lease-status
unlocked
last-modified
Fri, 02 Nov 2018 20:25:02 GMT
server
ECAcc (ama/488E)
etag
0x8D6410144A4CB90
vary
Accept-Encoding
content-type
image/svg+xml
access-control-allow-origin
*
x-ms-request-id
b5d8fe67-701e-00b8-3236-8e7473000000
access-control-expose-headers
x-ms-request-id,Server,x-ms-version,Content-Length,Date,Transfer-Encoding
cache-control
public, max-age=604800
x-ms-version
2009-09-19
accept-ranges
bytes
ellipsiswhite0ad43084800fd8b50a2576b5173746fe.png
static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/ 		207 B
471 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/ellipsiswhite0ad43084800fd8b50a2576b5173746fe.png
Requested by
Host: c.4qw.nl
URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
51.120.91.151 Oslo, Norway, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx /
Resource Hash
2c03ee38a4eba6a047c3a5bacb3eb461efe14be8acd46ae772350a4dea2f0175
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1;mode=block

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 16 Apr 2024 07:56:46 GMT
strict-transport-security
max-age=31536000;includeSubDomains
x-content-type-options
nosniff
referrer-policy
no-referrer-when-downgrade
last-modified
Tue, 26 Mar 2024 08:53:38 GMT
server
nginx
etag
"66028d12-cf"
x-frame-options
DENY
content-type
image/png
accept-ranges
bytes
content-length
207
x-xss-protection
1;mode=block
ellipsisgrey5bc252567ef56db648207d9c36a9d004.png
static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/ 		262 B
526 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/ellipsisgrey5bc252567ef56db648207d9c36a9d004.png
Requested by
Host: c.4qw.nl
URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
51.120.91.151 Oslo, Norway, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
nginx /
Resource Hash
280eeeba7da255e0fbe039cadb63aede300d0c68a5c322035b89d39b12af8916
Security Headers
Name Value
Strict-Transport-Security max-age=31536000;includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1;mode=block

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 16 Apr 2024 07:56:46 GMT
strict-transport-security
max-age=31536000;includeSubDomains
x-content-type-options
nosniff
referrer-policy
no-referrer-when-downgrade
last-modified
Tue, 26 Mar 2024 08:53:38 GMT
server
nginx
etag
"66028d12-106"
x-frame-options
DENY
content-type
image/png
accept-ranges
bytes
content-length
262
x-xss-protection
1;mode=block
truncated
/ 		21 KB
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
3c216a1bf5a0af4e820b08cb8b5169ed539f59a653572e808d98d8375aa32620

Request headers

Accept-Language
nl-NL,nl;q=0.9;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36

Response headers

Content-Type
image/gif
jquery-3.4.1.min.js
code.jquery.com/ 		86 KB
30 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://code.jquery.com/jquery-3.4.1.min.js
Requested by
Host: c.4qw.nl
URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:600::649 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx /
Resource Hash
0925e8ad7bd971391a8b1e98be8e87a6971919eb5b60c196485941c3c1df089a

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Origin
https://c.4qw.nl
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 16 Apr 2024 07:56:46 GMT
content-encoding
gzip
via
1.1 varnish, 1.1 varnish
age
5172702
x-cache
HIT, HIT
content-length
30638
x-served-by
cache-lga21965-LGA, cache-mad2200119-MAD
last-modified
Fri, 18 Oct 1991 12:00:00 GMT
server
nginx
x-timer
S1713254206.136709,VS0,VE0
etag
W/"28feccc0-15851"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=31536000, stale-while-revalidate=604800
accept-ranges
bytes
x-cache-hits
14, 135036
2_bc3d32a696895f78c19df6c717586a5d.svg
aadcdn.msauth.net/shared/1.0/content/images/backgrounds/ 		2 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://aadcdn.msauth.net/shared/1.0/content/images/backgrounds/2_bc3d32a696895f78c19df6c717586a5d.svg
Requested by
Host: static.securepractice.co
URL: https://static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/styles.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2620:1ec:bdf::45 , United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
0e88b6fcbb8591edfd28184fa70a04b6dd3af8a14367c628edd7caba32e58c68

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://static.securepractice.co/phishing/9f02d0d109d1b63b0abe477060d6164982b31670/styles.css
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-ms-blob-type
BlockBlob
date
Tue, 16 Apr 2024 07:56:46 GMT
content-encoding
gzip
x-cache
TCP_HIT
x-fd-int-roxy-purgeid
4554691
content-length
673
x-ms-lease-status
unlocked
last-modified
Wed, 12 Feb 2020 22:01:30 GMT
etag
0x8D7B0071D86E386
x-azure-ref
20240416T075646Z-17d488f697fwpml4d2beayfb4g00000000s0000000005tnd
content-type
image/svg+xml
access-control-allow-origin
*
x-ms-request-id
efbbdfbc-301e-0015-5baf-8fd2b6000000
access-control-expose-headers
x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Cache-Control,Last-Modified,ETag,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control
public, max-age=31536000
x-ms-version
2009-09-19
accept-ranges
bytes
favicon_a_eupayfgghqiai7k9sol6lg2.ico
aadcdn.msftauth.net/ests/2.1/content/images/ 		17 KB
17 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://aadcdn.msftauth.net/ests/2.1/content/images/favicon_a_eupayfgghqiai7k9sol6lg2.ico
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:2800:233:78b9:f44e:2c1f:31aa:d9ef , United States, ASN15133 (EDGECAST, US),
Reverse DNS
Software
ECAcc (ama/48E4) /
Resource Hash
90cdaf487716184e4034000935c605d1633926d348116d198f355a98b8c6cd21

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-ms-blob-type
BlockBlob
date
Tue, 16 Apr 2024 07:56:46 GMT
content-md5
EuPayFgGHQiAI7K9SOL6lg==
age
165280
x-cache
HIT
content-length
17174
x-ms-lease-status
unlocked
last-modified
Fri, 02 Nov 2018 20:25:16 GMT
server
ECAcc (ama/48E4)
etag
0x8D641014D44D8FD
content-type
image/x-icon
access-control-allow-origin
*
x-ms-request-id
e17e6dba-001e-001f-0952-8e631b000000
access-control-expose-headers
x-ms-request-id,Server,x-ms-version,Content-Length,Date,Transfer-Encoding
cache-control
public, max-age=604800
x-ms-version
2009-09-19
accept-ranges
bytes

Verdicts & Comments Add Verdict or Comment

Potentially malicious activity detected
Disclaimer: These verdicts should be used to detect potentially malicious websites, not as a final verdict!

urlscan

Phishing against: Microsoft (Consumer)

10 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.

function| $ function| jQuery function| getUrlParameter function| setCookie function| getCookie object| regex undefined| email string| userinput function| detetch function| isEdge

0 Cookies

1 Console Messages

Source Level URL
Text
recommendation verbose URL: https://c.4qw.nl/HEg05MN8Dl6YPiIlc2owh58pebA6X16l
Message:
[DOM] Password field is not contained in a form: (More info: https://goo.gl/9p2vKq) %o

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0