urlscan.io logo urlscan.io
SecurityTrails logo

checker.kklib.net Open in urlscan Pro
160.251.150.240  Public Scan

Go To Rescan Add Verdict Report
URL: https://checker.kklib.net/
Submission: On March 27 via api from US — Scanned from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 3 IPs in 2 countries across 3 domains to perform 11 HTTP transactions. The main IP is 160.251.150.240, located in Japan and belongs to GMOOSK-NET GMO Internet,Inc, JP. The main domain is checker.kklib.net.
TLS certificate: Issued by R3 on March 27th 2024. Valid for: 3 months.
This is the only time checker.kklib.net was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
9 160.251.150.240 58791 (GMOOSK-NE...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
11 3
Domain Requested by
9 checker.kklib.net checker.kklib.net
1 www.colorfulbox.jp
1 cache1.value-domain.com checker.kklib.net
11 3

This site contains links to these domains. Also see Links.

Domain
www.colorfulbox.jp
www.sixapart.jp
Subject Issuer Validity Valid
checker.kklib.net
R3		 2024-03-27 -
2024-06-25		 3 months crt.sh
*.value-domain.com
GlobalSign GCC R3 DV TLS CA 2020		 2023-05-02 -
2024-06-02		 a year crt.sh
colorfulbox.jp
GTS CA 1P5		 2024-02-14 -
2024-05-14		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://checker.kklib.net/
Frame ID: F5382DCFF3F033D8FCDAAF4E8C8A5733
Requests: 11 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

FORM CHECKER

Page Statistics

11
Requests

64 %
HTTPS

67 %
IPv6

3
Domains

3
Subdomains

3
IPs

2
Countries

69 kB
Transfer

108 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0
  • http://checker.kklib.net/styles.css HTTP 307
  • https://checker.kklib.net/styles.css
Request Chain 1
  • http://checker.kklib.net/mt.js HTTP 307
  • https://checker.kklib.net/mt.js
Request Chain 5
  • http://checker.kklib.net/mt/mt-static/themes-base/blog.css HTTP 307
  • https://checker.kklib.net/mt/mt-static/themes-base/blog.css
Request Chain 6
  • http://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css HTTP 307
  • https://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css

11 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
checker.kklib.net/ 		4 KB
1 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://checker.kklib.net/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
8bf35d58370063d7c835a0021b0b28ef8fea5a8dbda8ea1f2c6df303c64a0dab
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

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
accept-language
en-US,en;q=0.9
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

content-encoding
gzip
content-length
1162
content-type
text/html
date
Wed, 27 Mar 2024 22:16:29 GMT
last-modified
Sun, 08 Dec 2019 11:11:54 GMT
server
Apache
strict-transport-security
max-age=31536000
vary
Accept-Encoding,User-Agent
styles.css
checker.kklib.net/
Redirect Chain
  • http://checker.kklib.net/styles.css
  • https://checker.kklib.net/styles.css
158 B
176 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://checker.kklib.net/styles.css
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/
Protocol
H2
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
2c0e2fb643556842d54e389c5f533ac618d2ed735cb2fd1fc2d34b7625773a78
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
en-US,en;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

strict-transport-security
max-age=31536000
content-encoding
gzip
date
Wed, 27 Mar 2024 22:16:29 GMT
last-modified
Sun, 08 Dec 2019 11:11:54 GMT
server
Apache
etag
"9e-5992f58b8560b-gzip"
vary
Accept-Encoding,User-Agent
content-type
text/css
accept-ranges
bytes
content-length
111

Redirect headers

Location
https://checker.kklib.net/styles.css
Non-Authoritative-Reason
HSTS
Cross-Origin-Resource-Policy
Cross-Origin
mt.js
checker.kklib.net/
Redirect Chain
  • http://checker.kklib.net/mt.js
  • https://checker.kklib.net/mt.js
35 KB
10 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://checker.kklib.net/mt.js
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/
Protocol
H2
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
0674474c6b9078abdba1d3cc11d91093b3ef02ebabe135f207f1efa1384b16d9
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
en-US,en;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

strict-transport-security
max-age=31536000
content-encoding
gzip
date
Wed, 27 Mar 2024 22:16:29 GMT
last-modified
Sun, 08 Dec 2019 11:11:54 GMT
server
Apache
etag
"8c8a-5992f58b7f84b-gzip"
vary
Accept-Encoding,User-Agent
content-type
application/javascript
accept-ranges
bytes
content-length
9770

Redirect headers

Location
https://checker.kklib.net/mt.js
Non-Authoritative-Reason
HSTS
Cross-Origin-Resource-Policy
Cross-Origin
xrea_header.js
cache1.value-domain.com/ 		2 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cache1.value-domain.com/xrea_header.js
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:15ea , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
18bd63f4ebe84f2458080f25467f0496545e08df073c6b5979e5d2f729a47e4a

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://checker.kklib.net/
accept-language
en-US,en;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
Wed, 27 Mar 2024 22:16:29 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Fri, 15 Dec 2023 06:48:06 GMT
server
cloudflare
age
1425
etag
W/"657bf6a6-6f8"
vary
Accept-Encoding
content-type
application/javascript
cache-control
public, max-age=14400
cf-ray
86b2bec29e9272a4-EWR
expires
Thu, 28 Mar 2024 02:16:29 GMT
feed.gif
checker.kklib.net/mt/mt-static/images/status_icons/ 		196 B
275 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://checker.kklib.net/mt/mt-static/images/status_icons/feed.gif
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
37480e3118653fa7f5d04426feb90084c3693b1744943be66d2cec0f240a69c7
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://checker.kklib.net/
accept-language
en-US,en;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

strict-transport-security
max-age=31536000
date
Wed, 27 Mar 2024 22:16:30 GMT
last-modified
Thu, 02 Apr 2015 06:24:58 GMT
server
Apache
etag
"c4-512b7e40e2280"
content-type
image/gif
accept-ranges
bytes
content-length
196
bug-pbmt-white.png
checker.kklib.net/mt/mt-static/images/ 		5 KB
5 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://checker.kklib.net/mt/mt-static/images/bug-pbmt-white.png
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
c4aa0b08ad81e55a6a1775272afa380f27aae86cc8939c597aa742bf47e1f233
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://checker.kklib.net/
accept-language
en-US,en;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

strict-transport-security
max-age=31536000
date
Wed, 27 Mar 2024 22:16:30 GMT
last-modified
Thu, 02 Apr 2015 06:24:58 GMT
server
Apache
etag
"143a-512b7e40e2280"
content-type
image/png
accept-ranges
bytes
content-length
5178
blog.css
checker.kklib.net/mt/mt-static/themes-base/
Redirect Chain
  • http://checker.kklib.net/mt/mt-static/themes-base/blog.css
  • https://checker.kklib.net/mt/mt-static/themes-base/blog.css
10 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://checker.kklib.net/mt/mt-static/themes-base/blog.css
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/styles.css
Protocol
H2
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
6add77818dda3fc4ec0e0089dbdfb5194a54727d12bc9e36fcf21eb29d53e099
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
en-US,en;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

strict-transport-security
max-age=31536000
content-encoding
gzip
date
Wed, 27 Mar 2024 22:16:29 GMT
last-modified
Thu, 02 Apr 2015 06:24:58 GMT
server
Apache
etag
"272e-512b7e40e2280-gzip"
vary
Accept-Encoding,User-Agent
content-type
text/css
accept-ranges
bytes
content-length
2576

Redirect headers

Location
https://checker.kklib.net/mt/mt-static/themes-base/blog.css
Non-Authoritative-Reason
HSTS
Cross-Origin-Resource-Policy
Cross-Origin
screen.css
checker.kklib.net/mt/mt-static/themes/minimalist-red/
Redirect Chain
  • http://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css
  • https://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css
6 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/styles.css
Protocol
H2
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
4b21a926032a8d3bdb7836906524cce64ee17cad65d2b23b9a30f5f2ffbbea32
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

accept-language
en-US,en;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

strict-transport-security
max-age=31536000
content-encoding
gzip
date
Wed, 27 Mar 2024 22:16:29 GMT
last-modified
Thu, 02 Apr 2015 06:24:58 GMT
server
Apache
etag
"1747-512b7e40e2280-gzip"
vary
Accept-Encoding,User-Agent
content-type
text/css
accept-ranges
bytes
content-length
1512

Redirect headers

Location
https://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css
Non-Authoritative-Reason
HSTS
Cross-Origin-Resource-Policy
Cross-Origin
header.gif
checker.kklib.net/mt/mt-static/themes/minimalist-red/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://checker.kklib.net/mt/mt-static/themes/minimalist-red/header.gif
Requested by
Host: checker.kklib.net
URL: https://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
b4603a06926c5e4724d9c5de41b346666b9efb2227da5641ded9f412406937f0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css
accept-language
en-US,en;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

strict-transport-security
max-age=31536000
date
Wed, 27 Mar 2024 22:16:30 GMT
last-modified
Thu, 02 Apr 2015 06:24:58 GMT
server
Apache
etag
"58f-512b7e40e2280"
content-type
image/gif
accept-ranges
bytes
content-length
1423
colorfulbox_bnr01.png
www.colorfulbox.jp/common/img/bnr/ 		13 KB
13 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.colorfulbox.jp/common/img/bnr/colorfulbox_bnr01.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:30b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0d62fc0a1291dde00cbf4f3e32efbfa941ec30b02be8f24c3e8676073bc59b11
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://checker.kklib.net/
accept-language
en-US,en;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
Wed, 27 Mar 2024 22:16:30 GMT
cf-cache-status
HIT
last-modified
Thu, 09 Aug 2018 02:00:12 GMT
server
cloudflare
age
11
etag
"5b6ba02c-34c4"
x-frame-options
SAMEORIGIN
vary
Accept-Encoding
content-type
image/png
cache-control
public, max-age=3600
accept-ranges
bytes
cf-ray
86b2bec4af98c356-EWR
content-length
13508
expires
Wed, 27 Mar 2024 23:16:30 GMT
favicon.ico
checker.kklib.net/ 		32 KB
32 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://checker.kklib.net/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
160.251.150.240 , Japan, ASN58791 (GMOOSK-NET GMO Internet,Inc, JP),
Reverse DNS
s168.xrea.com
Software
Apache /
Resource Hash
08880cc40d1e4eaa27f2f73a3120a69c0fe12f8b69d719c1d6beb445f6299e63
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://checker.kklib.net/
accept-language
en-US,en;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

strict-transport-security
max-age=31536000
date
Wed, 27 Mar 2024 22:16:30 GMT
last-modified
Sun, 27 Dec 2015 13:37:15 GMT
server
Apache
etag
"80dc-527e1495538c0"
vary
User-Agent
content-type
image/x-icon
accept-ranges
bytes
content-length
32988

Verdicts & Comments Add Verdict or Comment

56 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| onpagereveal string| mtCookieName string| mtCookieDomain string| mtCookiePath number| mtCookieTimeout function| mtHide function| mtShow function| mtAttachEvent function| mtFireEvent object| MT function| mtRelativeDate function| mtEditLink function| mtCommentFormOnFocus boolean| mtCaptchaVisible function| mtShowCaptcha undefined| is_preview undefined| user function| mtSetUser function| mtEscapeJS function| mtUnescapeJS function| mtBakeUserCookie function| mtUnbakeUserCookie function| mtGetUser boolean| mtFetchedUser function| mtFetchUser function| mtVerifySession function| mtRememberMeOnClick boolean| mtRequestSubmitted function| mtCommentOnSubmit function| mtCommentSessionVerify function| mtUserOnLoad function| mtEntryOnLoad function| mtEntryOnUnload function| mtSignIn function| mtSignInOnClick function| mtSetUserOrLogin function| mtSignOut function| mtSignOutOnClick function| mtShowGreeting function| mtReplyCommentOnClick function| mtSetCommentParentID function| mtSaveUser function| mtClearUser function| mtSetCookie function| mtGetCookie function| mtDeleteCookie function| mtFixDate function| mtGetXmlHttp function| mtInit function| mtLoggedIn function| mtRefreshUserInfo function| mtSaveUserInfo function| mtInitCommenter function| mtUpdateCommentsCallback function| onusersignin number| _timer

1 Cookies

Domain/Path Name / Value
.value-domain.com/ Name: __cf_bm
Value: hgrphhrDvnIKzWpwR24K9JccTLDtbNyCuxd7BuGTY0Q-1711577789-1.0.1.1-lQJLWIIHIxXQvD74s_jFijjGdjGfXPbxfiN.g8HrthaPE0us4Koxya5qgvW8rLaNRYpsqOfp_5k.ypIUq_Ytsw

10 Console Messages

Source Level URL
Text
security warning URL: https://checker.kklib.net/
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure element 'http://checker.kklib.net/mt/mt-static/images/status_icons/feed.gif'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html
security warning URL: https://checker.kklib.net/
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure element 'http://checker.kklib.net/mt/mt-static/images/bug-pbmt-white.png'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html
security warning URL: https://checker.kklib.net/(Line 6)
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure stylesheet 'http://checker.kklib.net/styles.css'. This content should also be served over HTTPS.
security warning URL: https://checker.kklib.net/
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure script 'http://checker.kklib.net/mt.js'. This content should also be served over HTTPS.
security warning URL: https://checker.kklib.net/
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure stylesheet 'http://checker.kklib.net/mt/mt-static/themes-base/blog.css'. This content should also be served over HTTPS.
security warning URL: https://checker.kklib.net/
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure stylesheet 'http://checker.kklib.net/mt/mt-static/themes/minimalist-red/screen.css'. This content should also be served over HTTPS.
other warning URL: https://checker.kklib.net/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
security warning URL: https://checker.kklib.net/(Line 93)
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over a secure connection, but contains a form that targets an insecure endpoint 'http://checker.kklib.net/mt/mt-search.cgi'. This endpoint should be made available over a secure connection.
security warning URL: https://checker.kklib.net/(Line 134)
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure element 'http://checker.kklib.net/mt/mt-static/images/status_icons/feed.gif'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html
security warning URL: https://checker.kklib.net/(Line 134)
Message:
Mixed Content: The page at 'https://checker.kklib.net/' was loaded over HTTPS, but requested an insecure element 'http://checker.kklib.net/mt/mt-static/images/bug-pbmt-white.png'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html

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
Strict-Transport-Security max-age=31536000