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www.f-class.co.jp Open in urlscan Pro
218.45.18.41  Public Scan

Go To Rescan Add Verdict Report
URL: https://www.f-class.co.jp/
Submission: On July 11 via manual from JP — Scanned from JP
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 3 countries across 6 domains to perform 27 HTTP transactions. The main IP is 218.45.18.41, located in Japan and belongs to NETFOREST Netforest,Inc., JP. The main domain is www.f-class.co.jp.
TLS certificate: Issued by JPRS Domain Validation Authority - G4 on September 7th 2023. Valid for: a year.
This is the only time www.f-class.co.jp was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
22 218.45.18.41 17931 (NETFOREST...)
1 2404:6800:400... 15169 (GOOGLE)
1 2a04:4e42:600... 54113 (FASTLY)
2 3 2606:4700::68... 13335 (CLOUDFLAR...)
1 2404:6800:400... 15169 (GOOGLE)
27 6
22    218.45.18.41 (Japan)

ASN17931 (NETFOREST Netforest,Inc., JP)
www.f-class.co.jp
1    2404:6800:4004:812::200a (Australia)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
1    2a04:4e42:600::649 (United States)

ASN54113 (FASTLY, US)
code.jquery.com
3    2606:4700::6811:f9cb (United States)

ASN13335 (CLOUDFLARENET, US)
unpkg.com
1    2404:6800:400a:80e::2003 (Osaka, Japan)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
Apex Domain
Subdomains		 Transfer
22 f-class.co.jp
www.f-class.co.jp
411 KB
3 unpkg.com
unpkg.com — Cisco Umbrella Rank: 1271
13 KB
1 gstatic.com
fonts.gstatic.com
22 KB
1 jquery.com
code.jquery.com — Cisco Umbrella Rank: 1178
30 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 108
921 B
0 polyfill.io Failed
polyfill.io Failed
27 6
Domain Requested by
22 www.f-class.co.jp www.f-class.co.jp
3 unpkg.com 2 redirects www.f-class.co.jp
1 fonts.gstatic.com fonts.googleapis.com
1 code.jquery.com www.f-class.co.jp
1 fonts.googleapis.com www.f-class.co.jp
0 polyfill.io Failed www.f-class.co.jp
27 6

This site contains no links.

Subject Issuer Validity Valid
f-class.co.jp
JPRS Domain Validation Authority - G4		 2023-09-07 -
2024-09-30		 a year crt.sh
upload.video.google.com
WR2		 2024-06-13 -
2024-09-05		 3 months crt.sh
*.jquery.com
Sectigo ECC Domain Validation Secure Server CA		 2024-06-25 -
2025-06-25		 a year crt.sh
*.gstatic.com
WR2		 2024-06-24 -
2024-09-16		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://www.f-class.co.jp/
Frame ID: 9E4B8ECFAFF2ED53E7694CEA248567FE
Requests: 27 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

ファースト・クラス株式会社　First・Class

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com
Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

27
Requests

93 %
HTTPS

80 %
IPv6

6
Domains

6
Subdomains

6
IPs

3
Countries

475 kB
Transfer

4566 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 8
  • https://unpkg.com/@barba/core HTTP 302
  • https://unpkg.com/@barba/core@2.10.0 HTTP 302
  • https://unpkg.com/@barba/core@2.10.0/dist/barba.umd.js

27 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
www.f-class.co.jp/ 		65 KB
13 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
31b678f32a53048e90f70a550e6a98eec55b47be38c40716ad3f0f8caaeca751
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

accept-ranges
none
content-encoding
gzip
content-length
12918
content-type
text/html; charset=utf-8
date
Thu, 11 Jul 2024 04:06:35 GMT
server
Apache
vary
Accept-Encoding,User-Agent
x-content-type-options
nosniff
x-xss-protection
1; mode=block
style.css
www.f-class.co.jp/common/css/ 		83 KB
17 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/css/style.css
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
b6a7a746b25e5d05c111cb68432992a1d704ddf471a634ae9a3e23da88a9a6b7
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:35 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 05 Nov 2020 01:43:15 GMT
server
Apache
vary
Accept-Encoding,User-Agent
content-type
text/css
accept-ranges
none
content-length
16763
x-xss-protection
1; mode=block
customize.css
www.f-class.co.jp/common/css/ 		3 KB
730 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/css/customize.css
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
61a3d30479247238f8cb0b4f50aac075072674734b4af7c8b1caa8de2acef4e6
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:35 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Wed, 17 Aug 2022 07:42:12 GMT
server
Apache
vary
Accept-Encoding,User-Agent
content-type
text/css
accept-ranges
none
content-length
673
x-xss-protection
1; mode=block
slick.css
www.f-class.co.jp/common/js/slick/ 		2 KB
668 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/js/slick/slick.css
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
de1e399b07289f3b0a8d35142e363e128124a1185770e214e25e58030dad48e5
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:35 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 20 Aug 2020 07:26:21 GMT
server
Apache
vary
Accept-Encoding,User-Agent
content-type
text/css
accept-ranges
none
content-length
612
x-xss-protection
1; mode=block
custom.css
www.f-class.co.jp/common/js/ 		36 B
100 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/js/custom.css
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
ea43d0c7ab4811b942ffb73ba2545a86642d90c947cc19af3742118eeb1b72c1
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:35 GMT
x-content-type-options
nosniff
last-modified
Fri, 21 Aug 2020 11:10:42 GMT
server
Apache
vary
User-Agent
content-type
text/css
accept-ranges
none
content-length
36
x-xss-protection
1; mode=block
css2
fonts.googleapis.com/ 		1 KB
921 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Spectral+SC:ital@1&display=swap
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2404:6800:4004:812::200a , Australia, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
b3476efc7a19df0c2e7228b33c9e4205b354376884e8493eae077a3fe39b4ab6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
Thu, 11 Jul 2024 04:06:36 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Thu, 11 Jul 2024 04:06:36 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Thu, 11 Jul 2024 04:06:36 GMT
img_business.png
www.f-class.co.jp/top/img/ 		75 KB
76 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/top/img/img_business.png
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
27a8f91d5d386ec760d18bc78146267a08aaa90746c2c0fb329c6cb63a3682bd
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:35 GMT
x-content-type-options
nosniff
last-modified
Tue, 28 Feb 2023 02:29:14 GMT
server
Apache
etag
"12c2b-5f5b95c9932b3"
content-type
image/png
accept-ranges
bytes
content-length
76843
x-xss-protection
1; mode=block
jquery-3.2.1.min.js
code.jquery.com/ 		85 KB
30 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://code.jquery.com/jquery-3.2.1.min.js
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
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
87083882cc6015984eb0411a99d3981817f5dc5c90ba24f0940420c5548d82de

Request headers

Referer
https://www.f-class.co.jp/
Origin
https://www.f-class.co.jp
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:35 GMT
content-encoding
gzip
via
1.1 varnish, 1.1 varnish
age
15219361
x-cache
HIT, HIT
content-length
30125
x-served-by
cache-lga21971-LGA, cache-tyo11983-TYO
last-modified
Fri, 18 Oct 1991 12:00:00 GMT
server
nginx
x-timer
S1720670796.995028,VS0,VE0
etag
W/"28feccc0-15283"
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
2, 362778
polyfill.min.js
polyfill.io/v3/ 		0
0
barba.umd.js
unpkg.com/@barba/core@2.10.0/dist/
Redirect Chain
  • https://unpkg.com/@barba/core
  • https://unpkg.com/@barba/core@2.10.0
  • https://unpkg.com/@barba/core@2.10.0/dist/barba.umd.js
31 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://unpkg.com/@barba/core@2.10.0/dist/barba.umd.js
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Server
2606:4700::6811:f9cb , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d2de59b206e3a5893d641bcacdffa5a354898d955e187a855fc71719030ff01a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
content-encoding
br
via
1.1 fly.io
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
age
2613940
last-modified
Sat, 26 Oct 1985 08:15:00 GMT
fly-request-id
01J022P92VMWX2Y99G69WTQ6P1-nrt
server
cloudflare
etag
"7c64-6hlzJdHY4mavLU3ooS1jfyDKFrY"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=31536000
cf-ray
8a15ebfb7c887349-NRT

Redirect headers

date
Thu, 11 Jul 2024 04:06:36 GMT
content-encoding
br
via
1.1 fly.io
cf-cache-status
HIT
fly-request-id
01J022P909SNPMCRS8N7ZNVY11-nrt
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
age
2613942
server
cloudflare
vary
Accept, Accept-Encoding
content-type
text/plain; charset=utf-8
access-control-allow-origin
*
location
/@barba/core@2.10.0/dist/barba.umd.js
cache-control
public, max-age=31536000
cf-ray
8a15ebfb5c6c7349-NRT
custom.js
www.f-class.co.jp/common/js/ 		45 KB
14 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/js/custom.js
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
ac5d16781b29d72dc2156d9d0a743cd9cc2c8c05c788d90e7a76733091ccbec6
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Fri, 21 Aug 2020 11:10:42 GMT
server
Apache
vary
Accept-Encoding,User-Agent
content-type
application/javascript
accept-ranges
none
content-length
13773
x-xss-protection
1; mode=block
jquery.common.js
www.f-class.co.jp/common/js/ 		15 KB
5 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/js/jquery.common.js
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
fab18b0e1dd0263e541cc51a9ea6b1f04086f8ed2467a1eeeaf634f77f877921
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 08 Sep 2020 02:05:58 GMT
server
Apache
vary
Accept-Encoding,User-Agent
content-type
application/javascript
accept-ranges
none
content-length
5037
x-xss-protection
1; mode=block
logo.svg
www.f-class.co.jp/common/img/ 		6 KB
6 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/img/logo.svg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
d663c7372b5ad7b52c221f4b3c5fa76458d2b9d8c16e1d07f023e0ab7e246b37
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Thu, 05 Nov 2020 01:43:58 GMT
server
Apache
etag
"18bc-5b3523ac4dba3"
vary
User-Agent
content-type
image/svg+xml
accept-ranges
bytes
content-length
6332
x-xss-protection
1; mode=block
img_mv_bg.jpg
www.f-class.co.jp/common/img/ 		8 KB
8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/common/img/img_mv_bg.jpg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/common/css/style.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
fc00c228adbe749d960d3e2c12762cfd67db80d94dd59e5f1b68e0941dc3b655
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/common/css/style.css
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 30 Oct 2020 04:43:27 GMT
server
Apache
etag
"201d-5b2dc09981e2d"
content-type
image/jpeg
accept-ranges
bytes
content-length
8221
x-xss-protection
1; mode=block
bg_business.jpg
www.f-class.co.jp/top/img/ 		104 KB
105 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/top/img/bg_business.jpg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/common/css/style.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
be381ee5a3b5119d2420a199b66469f3008324d5ff8281785d6db1fb974ea375
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/common/css/style.css
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 30 Oct 2020 04:33:10 GMT
server
Apache
etag
"1a095-5b2dbe4dc6710"
content-type
image/jpeg
accept-ranges
bytes
content-length
106645
x-xss-protection
1; mode=block
KtkrALCRZonmalTgyPmRfsWg02P3Eg.woff2
fonts.gstatic.com/s/spectralsc/v12/ 		21 KB
22 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/spectralsc/v12/KtkrALCRZonmalTgyPmRfsWg02P3Eg.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Spectral+SC:ital@1&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2404:6800:400a:80e::2003 Osaka, Japan, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
153bc65e1cdb4bbbf1c5d944bcb5f78d6554dcad5324deeae4a31b2e27f07e6a
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.f-class.co.jp
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Tue, 09 Jul 2024 02:37:54 GMT
x-content-type-options
nosniff
age
178122
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
21580
x-xss-protection
0
last-modified
Tue, 02 May 2023 15:40:53 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 09 Jul 2025 02:37:54 GMT
mov_mv1_1.mp4
www.f-class.co.jp/common/img/ 		335 KB
0 		Media
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/img/mov_mv1_1.mp4
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Range
bytes=0-

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 30 Oct 2020 04:32:32 GMT
server
Apache
etag
"53d1b8-5b2dbe29267b2"
vary
User-Agent
content-type
video/mp4
Content-Range
bytes 0-5493175/5493176
accept-ranges
bytes
Content-Length
5493176
x-xss-protection
1; mode=block
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www.f-class.co.jp/assets_c/2020/08/ 		26 KB
26 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/assets_c/2020/08/82c349319aa1f37a2a7c6b3cbcbb37b0e9c7abec-thumb-320x320-18.jpeg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
848def3d6abc56b55efad7622a316c9fc7db8e387806045863850ba5f0ffe501
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Wed, 26 Aug 2020 09:12:17 GMT
server
Apache
etag
"6728-5adc4375dba60"
content-type
image/jpeg
accept-ranges
bytes
content-length
26408
x-xss-protection
1; mode=block
firstBldg-thumb-320x320-66.jpg
www.f-class.co.jp/assets_c/2023/10/ 		30 KB
30 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/assets_c/2023/10/firstBldg-thumb-320x320-66.jpg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
7e57724113eec536c450c15606b2a17b929c2328b38aa4d32ad86fdf38ddddf8
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 13 Oct 2023 07:49:14 GMT
server
Apache
etag
"7905-607944af5bbc8"
content-type
image/jpeg
accept-ranges
bytes
content-length
30981
x-xss-protection
1; mode=block
e1c2e5b4b64e00f52191905933ecfd0d68ca4e13-thumb-320x320-24.jpeg
www.f-class.co.jp/assets_c/2020/08/ 		27 KB
27 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/assets_c/2020/08/e1c2e5b4b64e00f52191905933ecfd0d68ca4e13-thumb-320x320-24.jpeg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
8bbbee451f54d615700aa654832d4b316ef9f80d7ba453bc4b705d07a7278ca2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Wed, 26 Aug 2020 09:29:04 GMT
server
Apache
etag
"6ad3-5adc4735a370a"
content-type
image/jpeg
accept-ranges
bytes
content-length
27347
x-xss-protection
1; mode=block
image6-thumb-320x320-22.jpeg
www.f-class.co.jp/assets_c/2020/08/ 		16 KB
16 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/assets_c/2020/08/image6-thumb-320x320-22.jpeg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
42f9fc2819b2f8384fe3ef460a94386312f7b434aba0f99b1919063b66256e59
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Wed, 26 Aug 2020 09:25:33 GMT
server
Apache
etag
"3fd4-5adc466c995b8"
content-type
image/jpeg
accept-ranges
bytes
content-length
16340
x-xss-protection
1; mode=block
94226b615abe6d5646456acef3b64b11e2c54f7f-thumb-320x320-20.jpg
www.f-class.co.jp/assets_c/2020/08/ 		36 KB
36 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.f-class.co.jp/assets_c/2020/08/94226b615abe6d5646456acef3b64b11e2c54f7f-thumb-320x320-20.jpg
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
678022357764a4bf1cebcdaa009064ba19e42b7869802c11d259b4960172dc74
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Wed, 26 Aug 2020 09:21:04 GMT
server
Apache
etag
"8f8b-5adc456c9bcc7"
content-type
image/jpeg
accept-ranges
bytes
content-length
36747
x-xss-protection
1; mode=block
mov_mv1_1.mp4
www.f-class.co.jp/common/img/ 		20 KB
20 KB 		Media
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/img/mov_mv1_1.mp4
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
061febe195ac5121ad3f45fcb39cc56341edf541b12f51c4cb382747dd45b093
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Range
bytes=5472256-

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 30 Oct 2020 04:32:32 GMT
server
Apache
etag
"53d1b8-5b2dbe29267b2"
vary
User-Agent
content-type
video/mp4
Content-Range
bytes 5472256-5493175/5493176
accept-ranges
bytes
Content-Length
20920
x-xss-protection
1; mode=block
mov_mv1_1.mp4
www.f-class.co.jp/common/img/ 		3 MB
0 		Media
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/img/mov_mv1_1.mp4
Requested by
Host: www.f-class.co.jp
URL: https://www.f-class.co.jp/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Range
bytes=327680-

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 30 Oct 2020 04:32:32 GMT
server
Apache
etag
"53d1b8-5b2dbe29267b2"
vary
User-Agent
content-type
video/mp4
Content-Range
bytes 327680-5493175/5493176
accept-ranges
bytes
Content-Length
5165496
x-xss-protection
1; mode=block
favicon.ico
www.f-class.co.jp/icon/ 		9 KB
10 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/icon/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
55cb060a3cd64b977b40b0774fde6774e16e347821f255e48b1fba098e3f14cc
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Thu, 05 Nov 2020 02:44:25 GMT
server
Apache
etag
"25be-5b35312fd3fa4"
vary
User-Agent
content-type
image/vnd.microsoft.icon
accept-ranges
bytes
content-length
9662
x-xss-protection
1; mode=block
favicon-32x32.png
www.f-class.co.jp/icon/ 		988 B
1 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/icon/favicon-32x32.png
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
ba5af4ce75a60a81f240b96705856d5314c049d43e7e1e63c141738fe3a545f9
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Mon, 07 Sep 2020 12:48:15 GMT
server
Apache
etag
"3dc-5aeb8a1d615a2"
content-type
image/png
accept-ranges
bytes
content-length
988
x-xss-protection
1; mode=block
mov_mv1_1.mp4
www.f-class.co.jp/common/img/ 		128 KB
0 		Media
General
Check archive.org
Download Go to
Full URL
https://www.f-class.co.jp/common/img/mov_mv1_1.mp4
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
218.45.18.41 , Japan, ASN17931 (NETFOREST Netforest,Inc., JP),
Reverse DNS
Software
Apache /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.f-class.co.jp/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Range
bytes=3801832-

Response headers

date
Thu, 11 Jul 2024 04:06:36 GMT
x-content-type-options
nosniff
last-modified
Fri, 30 Oct 2020 04:32:32 GMT
server
Apache
etag
"53d1b8-5b2dbe29267b2"
vary
User-Agent
content-type
video/mp4
Content-Range
bytes 3801832-5493175/5493176
accept-ranges
bytes
Content-Length
1691344
x-xss-protection
1; mode=block

Failed requests

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

Domain
polyfill.io
URL
https://polyfill.io/v3/polyfill.min.js?features=default%2CArray.prototype.find%2CIntersectionObserver

Verdicts & Comments Add Verdict or Comment

5 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 object| barba function| businessHexagon string| classNameClose

0 Cookies

1 Console Messages

Source Level URL
Text
network error URL: https://polyfill.io/v3/polyfill.min.js?features=default%2CArray.prototype.find%2CIntersectionObserver
Message:
Failed to load resource: net::ERR_NAME_NOT_RESOLVED

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-Xss-Protection 1; mode=block

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.

code.jquery.com
fonts.googleapis.com
fonts.gstatic.com
polyfill.io
unpkg.com
www.f-class.co.jp
polyfill.io
218.45.18.41
2404:6800:4004:812::200a
2404:6800:400a:80e::2003
2606:4700::6811:f9cb
2a04:4e42:600::649
061febe195ac5121ad3f45fcb39cc56341edf541b12f51c4cb382747dd45b093
153bc65e1cdb4bbbf1c5d944bcb5f78d6554dcad5324deeae4a31b2e27f07e6a
27a8f91d5d386ec760d18bc78146267a08aaa90746c2c0fb329c6cb63a3682bd
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7e57724113eec536c450c15606b2a17b929c2328b38aa4d32ad86fdf38ddddf8
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8bbbee451f54d615700aa654832d4b316ef9f80d7ba453bc4b705d07a7278ca2
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b3476efc7a19df0c2e7228b33c9e4205b354376884e8493eae077a3fe39b4ab6
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de1e399b07289f3b0a8d35142e363e128124a1185770e214e25e58030dad48e5
ea43d0c7ab4811b942ffb73ba2545a86642d90c947cc19af3742118eeb1b72c1
fab18b0e1dd0263e541cc51a9ea6b1f04086f8ed2467a1eeeaf634f77f877921
fc00c228adbe749d960d3e2c12762cfd67db80d94dd59e5f1b68e0941dc3b655