URL: https://riverhouse.pt.tecnorem.pt/
Submission: On March 31 via api from VN

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 16 HTTP transactions. The main IP is 194.39.124.55, located in Viana do Castelo, Portugal and belongs to ONI Lisbon, Portugal., PT. The main domain is riverhouse.pt.tecnorem.pt.
TLS certificate: Issued by cPanel, Inc. Certification Authority on March 31st 2021. Valid for: 3 months.
This is the only time riverhouse.pt.tecnorem.pt was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
16 194.39.124.55 9186 (ONI Lisbon)
16 1
Apex Domain
Subdomains
Transfer
16 tecnorem.pt
riverhouse.pt.tecnorem.pt
161 KB
16 1
Domain Requested by
16 riverhouse.pt.tecnorem.pt riverhouse.pt.tecnorem.pt
16 1

This site contains no links.

Subject Issuer Validity Valid
riverhouse.pt
cPanel, Inc. Certification Authority
2021-03-31 -
2021-06-29
3 months crt.sh

This page contains 1 frames:

Primary Page: https://riverhouse.pt.tecnorem.pt/
Frame ID: 5FEE06B8A273E37072E30F45110C8E03
Requests: 16 HTTP requests in this frame

Screenshot


Detected technologies

Overall confidence: 100%
Detected patterns
  • script /drupal\.js/i
  • meta generator /^Drupal(?:\s([\d.]+))?/i

Overall confidence: 100%
Detected patterns
  • script /drupal\.js/i
  • meta generator /^Drupal(?:\s([\d.]+))?/i

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

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

Page Statistics

16
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

161 kB
Transfer

159 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

16 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
riverhouse.pt.tecnorem.pt/
5 KB
5 KB
Document
General
Full URL
https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
e7af69f88f6b95a7cfdf9b28e883bb6ec329c8378ebd7fc840996ac9013e5ff8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:method
GET
:authority
riverhouse.pt.tecnorem.pt
:scheme
https
:path
/
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/89.0.4389.72 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/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
server
Apache
x-generator
Drupal 7 (http://drupal.org)
x-content-type-options
nosniff
content-type
text/html; charset=UTF-8
system.base.css
riverhouse.pt.tecnorem.pt/modules/system/
5 KB
5 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/modules/system/system.base.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
bf6028e15a460586c16adb0210d268374501f60ecf36f11e554e2ffd089c636b
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:23 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
5428
expires
Wed, 14 Apr 2021 04:52:09 GMT
system.admin.css
riverhouse.pt.tecnorem.pt/modules/system/
5 KB
5 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/modules/system/system.admin.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
a4da579ee6d67ebfe6230feccfeec2d352c505209d703be1be455421cf0b1556
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:24 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
5117
expires
Wed, 14 Apr 2021 04:52:09 GMT
system.menus.css
riverhouse.pt.tecnorem.pt/modules/system/
2 KB
2 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/modules/system/system.menus.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
8ddd16e82813d3b21156531806bf2621098f1315544b9dd93386b42fea3b6633
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:24 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
2035
expires
Wed, 14 Apr 2021 04:52:09 GMT
system.messages.css
riverhouse.pt.tecnorem.pt/modules/system/
961 B
994 B
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/modules/system/system.messages.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
d0bbad771a8a5ac5f9446791109693aeca1d676d44ced48f8514857f7d3e6fd0
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:23 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
961
expires
Wed, 14 Apr 2021 04:52:09 GMT
system.theme.css
riverhouse.pt.tecnorem.pt/modules/system/
4 KB
4 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/modules/system/system.theme.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
ff7750952a601dbf03688b01a2eced6e5671a8335393eb063201bb732f12c99a
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:23 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
3711
expires
Wed, 14 Apr 2021 04:52:09 GMT
system.maintenance.css
riverhouse.pt.tecnorem.pt/modules/system/
811 B
843 B
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/modules/system/system.maintenance.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
7db8797ac2fb81514bb477803a341e424322936761fce6d66fc62d37207f548a
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:23 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
811
expires
Wed, 14 Apr 2021 04:52:09 GMT
maintenance-page.css
riverhouse.pt.tecnorem.pt/themes/bartik/css/
1 KB
1 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/themes/bartik/css/maintenance-page.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
8f964a3efd403ab0d6cdeb6571fa8d25f41ca6c97668d1d4c1e7065b158ec193
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Mar 2015 21:36:28 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
1313
expires
Wed, 14 Apr 2021 04:52:09 GMT
layout.css
riverhouse.pt.tecnorem.pt/themes/bartik/css/
2 KB
2 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/themes/bartik/css/layout.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
612a5e711d920ed4682d590ba244c6aebd0c962abb8001be8328ce92bce46d23
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Mar 2015 21:36:28 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
1634
expires
Wed, 14 Apr 2021 04:52:09 GMT
style.css
riverhouse.pt.tecnorem.pt/themes/bartik/css/
32 KB
32 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/themes/bartik/css/style.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
b848277234125f65a8e4073d99726a282090ce8dc0ec9aca970e2eccca597a0e
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Mar 2015 21:36:28 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
32702
expires
Wed, 14 Apr 2021 04:52:09 GMT
colors.css
riverhouse.pt.tecnorem.pt/themes/bartik/css/
1 KB
1 KB
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/themes/bartik/css/colors.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
87c30963a5c94b29c7821aec712921cba4fdf174b782a1e36556f7ac34fdd7ee
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Mar 2015 21:36:28 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
1312
expires
Wed, 14 Apr 2021 04:52:09 GMT
print.css
riverhouse.pt.tecnorem.pt/themes/bartik/css/
656 B
689 B
Stylesheet
General
Full URL
https://riverhouse.pt.tecnorem.pt/themes/bartik/css/print.css?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
72128b8e6ac551cfeea26455e0c39f0d72f28f5bb5dd04acade8be9b60ac6cd9
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Mar 2015 21:36:28 GMT
server
Apache
content-type
text/css
cache-control
max-age=1209600
accept-ranges
bytes
content-length
656
expires
Wed, 14 Apr 2021 04:52:09 GMT
jquery.js
riverhouse.pt.tecnorem.pt/misc/
77 KB
77 KB
Script
General
Full URL
https://riverhouse.pt.tecnorem.pt/misc/jquery.js?v=1.4.4
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
261ae472fa0cbf27c80c9200a1599a60fde581a0e652eee4bf41def8cb61f2d0
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://riverhouse.pt.tecnorem.pt/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:02 GMT
server
Apache
content-type
application/javascript
cache-control
max-age=1209600
accept-ranges
bytes
content-length
78602
expires
Wed, 14 Apr 2021 04:52:09 GMT
jquery.once.js
riverhouse.pt.tecnorem.pt/misc/
3 KB
3 KB
Script
General
Full URL
https://riverhouse.pt.tecnorem.pt/misc/jquery.once.js?v=1.2
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
1430f42c0d760ba8e05bb3762480502e541f654fec5739ee40625ab22dc38c4f
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://riverhouse.pt.tecnorem.pt/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:02 GMT
server
Apache
content-type
application/javascript
cache-control
max-age=1209600
accept-ranges
bytes
content-length
2974
expires
Wed, 14 Apr 2021 04:52:09 GMT
drupal.js
riverhouse.pt.tecnorem.pt/misc/
20 KB
20 KB
Script
General
Full URL
https://riverhouse.pt.tecnorem.pt/misc/drupal.js?0
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
5968e6fd2bb447f04cfccd4629a337a9668e8ca1731bf03eefd2ed9840d9a43d
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://riverhouse.pt.tecnorem.pt/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:00 GMT
server
Apache
content-type
application/javascript
cache-control
max-age=1209600
accept-ranges
bytes
content-length
20219
expires
Wed, 14 Apr 2021 04:52:09 GMT
message-24-error.png
riverhouse.pt.tecnorem.pt/misc/
733 B
774 B
Image
General
Full URL
https://riverhouse.pt.tecnorem.pt/misc/message-24-error.png
Requested by
Host: riverhouse.pt.tecnorem.pt
URL: https://riverhouse.pt.tecnorem.pt/modules/system/system.messages.css?0
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
194.39.124.55 Viana do Castelo, Portugal, ASN9186 (ONI Lisbon, Portugal., PT),
Reverse DNS
Software
Apache /
Resource Hash
50ccc64f4f1fbfc159e30f01999883186224dd5997ba207d39a24c4df9ba5f7e
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://riverhouse.pt.tecnorem.pt/modules/system/system.messages.css?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 31 Mar 2021 04:52:09 GMT
x-content-type-options
nosniff
last-modified
Fri, 27 Apr 2018 16:42:00 GMT
server
Apache
content-type
image/png
cache-control
max-age=1209600
accept-ranges
bytes
content-length
733
expires
Wed, 14 Apr 2021 04:52:09 GMT

Verdicts & Comments Add Verdict or Comment

12 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.

object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes boolean| crossOriginIsolated undefined| $ function| jQuery object| Drupal

1 Cookies

Domain/Path Name / Value
riverhouse.pt.tecnorem.pt/ Name: has_js
Value: 1

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