URL: http://bailour.chinesebaqala.com/
Submission: On December 06 via api from US — Scanned from DE

Summary

This website contacted 6 IPs in 2 countries across 5 domains to perform 13 HTTP transactions. The main IP is 99.83.154.118, located in United States and belongs to AMAZON-02, US. The main domain is bailour.chinesebaqala.com.
This is the only time bailour.chinesebaqala.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Domain Requested by
3 www.google.com bailour.chinesebaqala.com
www.google.com
3 bailour.chinesebaqala.com d38psrni17bvxu.cloudfront.net
bailour.chinesebaqala.com
2 d38psrni17bvxu.cloudfront.net bailour.chinesebaqala.com
1 partner.googleadservices.com www.google.com
1 d1lxhc4jvstzrp.cloudfront.net bailour.chinesebaqala.com
0 afs.googleusercontent.com Failed www.google.com
13 6

This site contains no links.

Subject Issuer Validity Valid
*.cloudfront.net
Amazon
2022-02-01 -
2023-01-31
a year crt.sh
*.googleadservices.com
GTS CA 1C3
2022-11-02 -
2023-01-25
3 months crt.sh
www.google.com
GTS CA 1C3
2022-11-02 -
2023-01-25
3 months crt.sh

This page contains 2 frames:

Primary Page: http://bailour.chinesebaqala.com/
Frame ID: BD597B7D98CE698F62253ABA7C268C0E
Requests: 9 HTTP requests in this frame

Frame: https://www.google.com/afs/ads?adtest=off&psid=6016880802&pcsa=false&channel=000001%2Cbucket011&client=dp-teaminternet09_3ph&r=m&hl=de&max_radlink_len=40&type=3&uiopt=true&swp=as-drid-2744431292869648&oe=UTF-8&ie=UTF-8&fexp=21404%2C17300003&format=r3%7Cs&nocache=8951670295623780&num=0&output=afd_ads&domain_name=bailour.chinesebaqala.com&v=3&bsl=8&pac=0&u_his=2&u_tz=0&dt=1670295623781&u_w=1600&u_h=1200&biw=1600&bih=1200&psw=1600&psh=855&frm=0&cl=491710121&uio=--&cont=tc&jsid=caf&jsv=491710121&rurl=http%3A%2F%2Fbailour.chinesebaqala.com%2F&adbw=master-1%3A530
Frame ID: 162F3857BD5C4B3EC93A73FF076F89EC
Requests: 4 HTTP requests in this frame

Screenshot


Page Statistics

13
Requests

31 %
HTTPS

80 %
IPv6

5
Domains

6
Subdomains

6
IPs

2
Countries

142 kB
Transfer

330 kB
Size

2
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

13 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
bailour.chinesebaqala.com/
13 KB
7 KB
Document
General
Full URL
http://bailour.chinesebaqala.com/
Protocol
HTTP/1.1
Server
99.83.154.118 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
a51062ecadbb5a26e.awsglobalaccelerator.com
Software
nginx /
Resource Hash
df43a9980503c1f5d7410ca9ff7840e5465c81517045bb7e169326ae1778efb7

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

Accept-CH
viewport-width dpr device-memory rtt downlink ect ua ua-full-version ua-platform ua-platform-version ua-arch ua-model ua-mobile
Accept-CH-Lifetime
30
Connection
keep-alive
Content-Encoding
gzip
Content-Type
text/html; charset=UTF-8
Date
Tue, 06 Dec 2022 03:00:23 GMT
Server
nginx
Transfer-Encoding
chunked
Vary
Accept-Encoding
X-Adblock-Key
MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBALquDFETXRn0Hr05fUP7EJT77xYnPmRbpMy4vk8KYiHnkNpednjOANJcaXDXcKQJN0nXKZJL7TciJD8AoHXK158CAwEAAQ==_Gfc9eDgm2Z/hGgQcmyr3Pro5EM4FQkzz9ahwdrEbUkSb8VxBl0n3/oEuQR4pLmFkrSVVFRpLbzUsoZI9FA1rxg==
X-Buckets
bucket011
X-Language
german
X-Template
tpl_CleanPeppermintBlack_twoclick
caf.js
www.google.com/adsense/domains/
144 KB
53 KB
Script
General
Full URL
http://www.google.com/adsense/domains/caf.js
Requested by
Host: bailour.chinesebaqala.com
URL: http://bailour.chinesebaqala.com/
Protocol
HTTP/1.1
Server
2a00:1450:4001:806::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
2499f63f73ebbb4a49f42669a55eb5c7b42799e591dca36970ba9ab9ba17b9af
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://bailour.chinesebaqala.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

Date
Tue, 06 Dec 2022 03:00:23 GMT
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Content-Security-Policy-Report-Only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/ads-afs-ui
Transfer-Encoding
chunked
Cross-Origin-Resource-Policy
cross-origin
X-XSS-Protection
0
Server
sffe
Cross-Origin-Opener-Policy
same-origin; report-to="ads-afs-ui"
ETag
"16357369056098493250"
Vary
Accept-Encoding
Report-To
{"group":"ads-afs-ui","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-afs-ui"}]}
Content-Type
text/javascript; charset=UTF-8
Cache-Control
private, max-age=3600
Accept-Ranges
bytes
Expires
Tue, 06 Dec 2022 03:00:23 GMT
namecheap1.svg
d1lxhc4jvstzrp.cloudfront.net/themes/registrar/images/
6 KB
6 KB
Image
General
Full URL
https://d1lxhc4jvstzrp.cloudfront.net/themes/registrar/images/namecheap1.svg
Requested by
Host: bailour.chinesebaqala.com
URL: http://bailour.chinesebaqala.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20eb:6200:1f:4100:9540:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
nginx /
Resource Hash
9b2a876745aa41319eab335a8b1dfa10c1afd8413f421314e6eea36f14779701

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://bailour.chinesebaqala.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

date
Tue, 06 Dec 2022 01:15:12 GMT
via
1.1 b6d1611761652d7a383651f2bf480596.cloudfront.net (CloudFront)
last-modified
Fri, 30 Apr 2021 08:33:04 GMT
server
nginx
x-amz-cf-pop
FRA2-C1
age
6311
etag
"608bc0c0-1749"
x-cache
Hit from cloudfront
content-type
image/svg+xml
accept-ranges
bytes
content-length
5961
x-amz-cf-id
23eNDTXK37eW7QlodNV4Vi4h2KnBRpbvTHWaaqQuFaP6XllF4yhE6g==
maincaf.js
d38psrni17bvxu.cloudfront.net/scripts/
7 KB
7 KB
Script
General
Full URL
http://d38psrni17bvxu.cloudfront.net/scripts/maincaf.js
Requested by
Host: bailour.chinesebaqala.com
URL: http://bailour.chinesebaqala.com/
Protocol
HTTP/1.1
Server
2600:9000:20eb:9400:1d:4618:5c80:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
nginx /
Resource Hash
0e32bca6b67dfdeed3f9b988ddcec1adf0502549a130a78c4ace64c318a7ea29

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://bailour.chinesebaqala.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

Date
Tue, 06 Dec 2022 02:41:52 GMT
Via
1.1 2bbba694ff55d664208103e9c25dce14.cloudfront.net (CloudFront)
Last-Modified
Tue, 15 Nov 2022 15:10:24 GMT
Server
nginx
X-Amz-Cf-Pop
FRA2-C1
Age
1111
ETag
"6373abe0-1b5e"
X-Cache
Hit from cloudfront
Content-Type
application/javascript
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
7006
X-Amz-Cf-Id
fHJ5F-ZZp3rHwXTdsD1j7XGKWaWPJaXpJQ8UUg1WC6VPm7oLHz6oJA==
arrows.png
d38psrni17bvxu.cloudfront.net/themes/cleanPeppermintBlack_657d9013/img/
11 KB
12 KB
Image
General
Full URL
http://d38psrni17bvxu.cloudfront.net/themes/cleanPeppermintBlack_657d9013/img/arrows.png
Requested by
Host: bailour.chinesebaqala.com
URL: http://bailour.chinesebaqala.com/
Protocol
HTTP/1.1
Server
2600:9000:20eb:9400:1d:4618:5c80:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
nginx /
Resource Hash
67dff0aad873050f12609885f2264417ccdd0d438311000a704c89f0865f7865

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://bailour.chinesebaqala.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

Date
Tue, 06 Dec 2022 02:14:26 GMT
Via
1.1 5076c8187f430eebe5e26fc594d6125a.cloudfront.net (CloudFront)
Last-Modified
Thu, 23 Jun 2022 10:44:43 GMT
Server
nginx
X-Amz-Cf-Pop
FRA2-C1
Age
2757
ETag
"62b4441b-2c6f"
X-Cache
Hit from cloudfront
Content-Type
image/png
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
11375
X-Amz-Cf-Id
sYYeg1GHbBH5bD0M6dwXJcRu2rAJNnCqmReTsCSYDINEVJuTKJmr7Q==
track.php
bailour.chinesebaqala.com/
0
608 B
XHR
General
Full URL
http://bailour.chinesebaqala.com/track.php?domain=chinesebaqala.com&toggle=browserjs&uid=MTY3MDI5NTYyMy41NTU6MjExNjNmNTMxOGViNTYzNTllZWYyMTZhZDgxNWM2ZWQxNzQ0MDU5ZDg1ZWIxZDlkMzI5ZGM1ZmNmZGQ1MzdkNjo2MzhlYjA0Nzg3N2Qx
Requested by
Host: d38psrni17bvxu.cloudfront.net
URL: http://d38psrni17bvxu.cloudfront.net/scripts/maincaf.js
Protocol
HTTP/1.1
Server
99.83.154.118 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
a51062ecadbb5a26e.awsglobalaccelerator.com
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://bailour.chinesebaqala.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

Date
Tue, 06 Dec 2022 03:00:23 GMT
Content-Encoding
gzip
Server
nginx
Accept-CH
viewport-width, dpr, device-memory, rtt, downlink, ect, ua, ua-full-version, ua-platform, ua-platform-version, ua-arch, ua-model, ua-mobile
X-Custom-Track
browserjs
Transfer-Encoding
chunked
Vary
Accept-Encoding
Content-Type
text/html; charset=UTF-8
Access-Control-Allow-Origin
*
Accept-CH-Lifetime
30
Connection
keep-alive
ls.php
bailour.chinesebaqala.com/
0
916 B
XHR
General
Full URL
http://bailour.chinesebaqala.com/ls.php
Requested by
Host: bailour.chinesebaqala.com
URL: http://bailour.chinesebaqala.com/
Protocol
HTTP/1.1
Server
99.83.154.118 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
a51062ecadbb5a26e.awsglobalaccelerator.com
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
http://bailour.chinesebaqala.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

Date
Tue, 06 Dec 2022 03:00:23 GMT
Server
nginx
Accept-CH
viewport-width, dpr, device-memory, rtt, downlink, ect, ua, ua-full-version, ua-platform, ua-platform-version, ua-arch, ua-model, ua-mobile
Transfer-Encoding
chunked
Accept-CH-Lifetime
30
Content-Type
text/javascript;charset=UTF-8
Access-Control-Allow-Origin
http://bailour.chinesebaqala.com
Access-Control-Allow-Methods
POST, OPTIONS
Charset
utf-8
Access-Control-Max-Age
86400
X-Adblock-Key
MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBALquDFETXRn0Hr05fUP7EJT77xYnPmRbpMy4vk8KYiHnkNpednjOANJcaXDXcKQJN0nXKZJL7TciJD8AoHXK158CAwEAAQ==_PFB7vAUkCJkSZvE4RlWNpxvXXDFONwysm1pV+PzZ/IUUxK6S/1zz/0NGh+7v2dA3QruJ6jmQwADUU4pdkrSwXw==
Connection
keep-alive
X-Log-Success
638eb047ca28c444280b0a94
cookie.js
partner.googleadservices.com/gampad/
194 B
630 B
Script
General
Full URL
https://partner.googleadservices.com/gampad/cookie.js?domain=bailour.chinesebaqala.com&client=dp-teaminternet09_3ph&product=SAS&callback=__sasCookie
Requested by
Host: www.google.com
URL: http://www.google.com/adsense/domains/caf.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:813::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
34926465cfa9439be0493ca9413c4bd1f6b63790fc7753f5ab46c5d307fea6f4
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://bailour.chinesebaqala.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

date
Tue, 06 Dec 2022 03:00:23 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
cafe
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-type
text/javascript; charset=UTF-8
cache-control
private
cross-origin-resource-policy
cross-origin
content-disposition
attachment; filename="f.txt"
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
185
x-xss-protection
0
ads
www.google.com/afs/ Frame 162F
6 KB
3 KB
Document
General
Full URL
https://www.google.com/afs/ads?adtest=off&psid=6016880802&pcsa=false&channel=000001%2Cbucket011&client=dp-teaminternet09_3ph&r=m&hl=de&max_radlink_len=40&type=3&uiopt=true&swp=as-drid-2744431292869648&oe=UTF-8&ie=UTF-8&fexp=21404%2C17300003&format=r3%7Cs&nocache=8951670295623780&num=0&output=afd_ads&domain_name=bailour.chinesebaqala.com&v=3&bsl=8&pac=0&u_his=2&u_tz=0&dt=1670295623781&u_w=1600&u_h=1200&biw=1600&bih=1200&psw=1600&psh=855&frm=0&cl=491710121&uio=--&cont=tc&jsid=caf&jsv=491710121&rurl=http%3A%2F%2Fbailour.chinesebaqala.com%2F&adbw=master-1%3A530
Requested by
Host: www.google.com
URL: http://www.google.com/adsense/domains/caf.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:806::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
gws /
Resource Hash
93d33fc3dcb9a728e99ff900595bb130263caca9806b7ba93b14b0a74eef32f3
Security Headers
Name Value
X-Xss-Protection 0

Request headers

Referer
http://bailour.chinesebaqala.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control
private, max-age=3600
content-disposition
inline
content-encoding
br
content-length
2006
content-type
text/html; charset=UTF-8
cross-origin-opener-policy
same-origin-allow-popups; report-to="gws"
date
Tue, 06 Dec 2022 03:00:23 GMT
expires
Tue, 06 Dec 2022 03:00:23 GMT
p3p
CP="This is not a P3P policy! See g.co/p3phelp for more info."
report-to
{"group":"gws","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/gws/other"}]}
server
gws
x-xss-protection
0
caf.js
www.google.com/adsense/domains/ Frame 162F
144 KB
53 KB
Script
General
Full URL
https://www.google.com/adsense/domains/caf.js?pac=0
Requested by
Host: www.google.com
URL: https://www.google.com/afs/ads?adtest=off&psid=6016880802&pcsa=false&channel=000001%2Cbucket011&client=dp-teaminternet09_3ph&r=m&hl=de&max_radlink_len=40&type=3&uiopt=true&swp=as-drid-2744431292869648&oe=UTF-8&ie=UTF-8&fexp=21404%2C17300003&format=r3%7Cs&nocache=8951670295623780&num=0&output=afd_ads&domain_name=bailour.chinesebaqala.com&v=3&bsl=8&pac=0&u_his=2&u_tz=0&dt=1670295623781&u_w=1600&u_h=1200&biw=1600&bih=1200&psw=1600&psh=855&frm=0&cl=491710121&uio=--&cont=tc&jsid=caf&jsv=491710121&rurl=http%3A%2F%2Fbailour.chinesebaqala.com%2F&adbw=master-1%3A530
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:806::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.google.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.5359.94 Safari/537.36

Response headers

date
Tue, 06 Dec 2022 03:00:24 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/ads-afs-ui
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection
0
server
sffe
cross-origin-opener-policy
same-origin; report-to="ads-afs-ui"
etag
"18158893691837649292"
vary
Accept-Encoding
report-to
{"group":"ads-afs-ui","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-afs-ui"}]}
content-type
text/javascript; charset=UTF-8
cache-control
private, max-age=3600
accept-ranges
bytes
expires
Tue, 06 Dec 2022 03:00:24 GMT
search.svg
afs.googleusercontent.com/ad_icons/standard/publisher_icon_image/ Frame 162F
0
0

chevron.svg
afs.googleusercontent.com/ad_icons/standard/publisher_icon_image/ Frame 162F
0
0

track.php
bailour.chinesebaqala.com/
0
0

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
afs.googleusercontent.com
URL
https://afs.googleusercontent.com/ad_icons/standard/publisher_icon_image/search.svg?c=%23ffffff
Domain
afs.googleusercontent.com
URL
https://afs.googleusercontent.com/ad_icons/standard/publisher_icon_image/chevron.svg?c=%23ffffff
Domain
bailour.chinesebaqala.com
URL
http://bailour.chinesebaqala.com/track.php?domain=chinesebaqala.com&caf=1&toggle=answercheck&answer=yes&uid=MTY3MDI5NTYyMy41NTU6MjExNjNmNTMxOGViNTYzNTllZWYyMTZhZDgxNWM2ZWQxNzQ0MDU5ZDg1ZWIxZDlkMzI5ZGM1ZmNmZGQ1MzdkNjo2MzhlYjA0Nzg3N2Qx

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.

2 Cookies

Domain/Path Name / Value
.chinesebaqala.com/ Name: __gsas
Value: ID=e1789f55ba5ab113:T=1670295623:S=ALNI_Ma_POOtRgux3jNNTiQfzAMXV4xAfg
.google.com/ Name: NID
Value: 511=CEilEQnh9xqufoGqSHb2BQaOHfRvYnzV4ehD1ZCAp2SLUUSHpXO44XfuPUeJkkD49zcpo82BaeN_lRrXhJ3SdNJsr7qqGqXZHTUgtWGzWM6fAGa7xVavz7A8Eab0K7VdiM6U-bcy3zuxw07bR6TkbiZ5J1796c3sMTAulouHldU