Submitted URL: http://www.scielo.sa.cr/
Effective URL: https://www.scielo.sa.cr/scielo.php
Submission: On March 24 via api from US — Scanned from DE

Summary

This website contacted 3 IPs in 3 countries across 4 domains to perform 11 HTTP transactions. The main IP is 196.40.24.242, located in Heredia, Costa Rica and belongs to RADIOGRAFICA COSTARRICENSE, CR. The main domain is www.scielo.sa.cr.
TLS certificate: Issued by R3 on February 17th 2024. Valid for: 3 months.
This is the only time www.scielo.sa.cr was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 10 196.40.24.242 3790 (RADIOGRAF...)
1 1 2606:4700:10:... 13335 (CLOUDFLAR...)
1 2606:4700:10:... 13335 (CLOUDFLAR...)
2 2a00:1450:400... 15169 (GOOGLE)
11 3
Apex Domain
Subdomains
Transfer
10 scielo.sa.cr
www.scielo.sa.cr
12 KB
2 google-analytics.com
ssl.google-analytics.com — Cisco Umbrella Rank: 699
17 KB
1 licensebuttons.net
licensebuttons.net — Cisco Umbrella Rank: 43179
732 B
1 creativecommons.org
i.creativecommons.org — Cisco Umbrella Rank: 47541
229 B
11 4
Domain Requested by
10 www.scielo.sa.cr 2 redirects www.scielo.sa.cr
2 ssl.google-analytics.com www.scielo.sa.cr
1 licensebuttons.net www.scielo.sa.cr
1 i.creativecommons.org 1 redirects
11 4
Subject Issuer Validity Valid
www.scielo.sa.cr
R3
2024-02-17 -
2024-05-17
3 months crt.sh
*.google-analytics.com
GTS CA 1C3
2024-02-26 -
2024-05-20
3 months crt.sh

This page contains 1 frames:

Primary Page: https://www.scielo.sa.cr/scielo.php
Frame ID: 242B57FCEEC8B5CA9F67B6CD4739BF84
Requests: 11 HTTP requests in this frame

Screenshot

Page Title

SciELO - Scientific Electronic Library Online

Page URL History Show full URLs

  1. http://www.scielo.sa.cr/ HTTP 301
    https://www.scielo.sa.cr/ HTTP 302
    https://www.scielo.sa.cr/scielo.php Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • \.php(?:$|\?)

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Page Statistics

11
Requests

91 %
HTTPS

75 %
IPv6

4
Domains

4
Subdomains

3
IPs

3
Countries

30 kB
Transfer

68 kB
Size

6
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://www.scielo.sa.cr/ HTTP 301
    https://www.scielo.sa.cr/ HTTP 302
    https://www.scielo.sa.cr/scielo.php Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 3
  • https://i.creativecommons.org/l/by/3.0/80x15.png HTTP 301
  • https://licensebuttons.net/l/by/3.0/80x15.png

11 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request scielo.php
www.scielo.sa.cr/
Redirect Chain
  • http://www.scielo.sa.cr/
  • https://www.scielo.sa.cr/
  • https://www.scielo.sa.cr/scielo.php
10 KB
3 KB
Document
General
Full URL
https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g / PHP/5.2.4-2ubuntu5.27
Resource Hash
6db657b8845f1906bdd52bf12acf5728d09d99d3f41c5c0e5ccb2c9465546141

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
content-type
text/html
date
Sun, 24 Mar 2024 00:04:20 GMT
expires
Thu, 19 Nov 1981 08:52:00 GMT
pragma
no-cache
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
vary
Accept-Encoding
x-powered-by
PHP/5.2.4-2ubuntu5.27

Redirect headers

content-length
0
content-type
text/html
date
Sun, 24 Mar 2024 00:04:19 GMT
location
./scielo.php
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
x-powered-by
PHP/5.2.4-2ubuntu5.27
scielo.css
www.scielo.sa.cr/css/
3 KB
802 B
Stylesheet
General
Full URL
https://www.scielo.sa.cr/css/scielo.css
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
c7ce6c46e5d0b74beed5e15edeaf7abb9f7779b0219dce3a6995e97b000e6f26

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/scielo.php
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
content-encoding
gzip
last-modified
Wed, 15 May 2019 13:28:07 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
etag
"52e04c-ce4-588ed1eaf87c0-gzip"
vary
Accept-Encoding
content-type
text/css
accept-ranges
bytes
content-length
710
scielobre.gif
www.scielo.sa.cr/img/en/
3 KB
4 KB
Image
General
Full URL
https://www.scielo.sa.cr/img/en/scielobre.gif
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
895dca4fc73e37c5aa04736d574b69cfd466fb966bfb9704cd24a200b0c36427

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/scielo.php
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
last-modified
Thu, 12 Jan 2023 20:30:18 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
accept-ranges
bytes
etag
"4de08e-dbb-5f216fc33aa80"
content-length
3515
content-type
image/gif
assinat.gif
www.scielo.sa.cr/img/
2 KB
2 KB
Image
General
Full URL
https://www.scielo.sa.cr/img/assinat.gif
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
4deada93086beb7f6b88ac45090cc6b8261c2ea6050bb06a0ce8f75bc1182589

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/scielo.php
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
last-modified
Wed, 15 May 2019 13:28:07 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
accept-ranges
bytes
etag
"5cc8df-708-588ed1eaf87c0"
content-length
1800
content-type
image/gif
80x15.png
licensebuttons.net/l/by/3.0/
Redirect Chain
  • https://i.creativecommons.org/l/by/3.0/80x15.png
  • https://licensebuttons.net/l/by/3.0/80x15.png
423 B
732 B
Image
General
Full URL
https://licensebuttons.net/l/by/3.0/80x15.png
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Server
2606:4700:10::6816:a79 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
7c21af9ed3e7926bd72937684a1ccddc09cc94b583db5c8704f3febabdae4cd7
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
strict-transport-security
max-age=15768000
x-content-type-options
nosniff
cf-cache-status
HIT
age
6496
cf-polished
origSize=640
content-length
423
x-xss-protection
1; mode=block
cf-bgj
imgq:100,h2pri
last-modified
Thu, 30 Apr 2020 21:59:13 GMT
server
cloudflare
etag
"5eab4a31-280"
x-frame-options
deny
vary
Accept-Encoding
content-type
image/png
cache-control
max-age=432000
accept-ranges
bytes
cf-ray
8692673dde804d28-FRA

Redirect headers

date
Sun, 24 Mar 2024 00:04:20 GMT
strict-transport-security
max-age=15768000
x-content-type-options
nosniff
cf-cache-status
HIT
server
cloudflare
age
135
x-frame-options
deny
vary
Accept-Encoding
content-type
text/html
location
https://licensebuttons.net/l/by/3.0/80x15.png
cf-ray
8692673cd96e8f2a-FRA
x-xss-protection
1; mode=block
e-mailt.gif
www.scielo.sa.cr/img/
586 B
639 B
Image
General
Full URL
https://www.scielo.sa.cr/img/e-mailt.gif
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
f96585d38fb34040d9bd81e83538a7beade916bc2d4456e75d5911181281cb6f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/scielo.php
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
last-modified
Wed, 15 May 2019 13:28:07 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
accept-ranges
bytes
etag
"5cc8dd-24a-588ed1eaf87c0"
content-length
586
content-type
image/gif
general.css
www.scielo.sa.cr/css/screen/
133 B
175 B
Stylesheet
General
Full URL
https://www.scielo.sa.cr/css/screen/general.css
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/css/scielo.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
dfcc759b4c96e500684c47969814679b3bf18081d253f5420cfd3898ab239277

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/css/scielo.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
content-encoding
gzip
last-modified
Wed, 15 May 2019 13:28:07 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
etag
"52e05a-85-588ed1eaf87c0-gzip"
vary
Accept-Encoding
content-type
text/css
accept-ranges
bytes
content-length
118
layout.css
www.scielo.sa.cr/css/screen/
427 B
322 B
Stylesheet
General
Full URL
https://www.scielo.sa.cr/css/screen/layout.css
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/css/scielo.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
51b2083094300ac001669796c2bf67f27977f0e3ae5e3f5061a6ffe42a16e1ca

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/css/scielo.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
content-encoding
gzip
last-modified
Wed, 15 May 2019 13:28:07 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
etag
"52e05b-1ab-588ed1eaf87c0-gzip"
vary
Accept-Encoding
content-type
text/css
accept-ranges
bytes
content-length
264
styles.css
www.scielo.sa.cr/css/screen/
3 KB
1 KB
Stylesheet
General
Full URL
https://www.scielo.sa.cr/css/screen/styles.css
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/css/scielo.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
196.40.24.242 Heredia, Costa Rica, ASN3790 (RADIOGRAFICA COSTARRICENSE, CR),
Reverse DNS
ns.binasss.sa.cr
Software
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g /
Resource Hash
487a834c9a712505fd4b486300bb729b235e49529da58a789d9bc1044510976e

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/css/scielo.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Sun, 24 Mar 2024 00:04:20 GMT
content-encoding
gzip
last-modified
Wed, 15 May 2019 13:28:07 GMT
server
Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.27 with Suhosin-Patch mod_ssl/2.2.8 OpenSSL/0.9.8g
etag
"52e059-df4-588ed1eaf87c0-gzip"
vary
Accept-Encoding
content-type
text/css
accept-ranges
bytes
content-length
1048
ga.js
ssl.google-analytics.com/
45 KB
17 KB
Script
General
Full URL
https://ssl.google-analytics.com/ga.js
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:806::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Sat, 23 Mar 2024 23:54:57 GMT
last-modified
Tue, 12 Dec 2023 18:09:08 GMT
server
Golfe2
age
564
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
17168
expires
Sun, 24 Mar 2024 01:54:57 GMT
__utm.gif
ssl.google-analytics.com/r/
35 B
197 B
Image
General
Full URL
https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=96466733&utmhn=www.scielo.sa.cr&utmcs=UTF-8&utmsr=1600x1200&utmvp=1600x1200&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmdt=SciELO%20-%20Scientific%20Electronic%20Library%20Online&utmhid=1780271352&utmr=-&utmp=%2Fscielo.php&utmht=1711238661269&utmac=UA-10692148-1&utmcc=__utma%3D137365554.1377015068.1711238661.1711238661.1711238661.1%3B%2B__utmz%3D137365554.1711238661.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%7Cutmcmd%3D(none)%3B&utmjid=2046808721&utmredir=1&utmu=qAAAAAAAAAAAAAAAAAAAAAAE~
Requested by
Host: www.scielo.sa.cr
URL: https://www.scielo.sa.cr/scielo.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:806::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.scielo.sa.cr/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

pragma
no-cache
date
Sun, 24 Mar 2024 00:04:21 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
35
expires
Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

3 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| _gaq object| _gat object| gaGlobal

6 Cookies

Domain/Path Name / Value
www.scielo.sa.cr/ Name: PHPSESSID
Value: 29dbb8fe34eca76e7eed7600e4f3ee82
.scielo.sa.cr/ Name: __utma
Value: 137365554.1377015068.1711238661.1711238661.1711238661.1
.scielo.sa.cr/ Name: __utmc
Value: 137365554
.scielo.sa.cr/ Name: __utmz
Value: 137365554.1711238661.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)
.scielo.sa.cr/ Name: __utmt
Value: 1
.scielo.sa.cr/ Name: __utmb
Value: 137365554.1.10.1711238661

2 Console Messages

Source Level URL
Text
security warning URL: https://www.scielo.sa.cr/scielo.php
Message:
Mixed Content: The page at 'https://www.scielo.sa.cr/scielo.php' was loaded over HTTPS, but requested an insecure element 'http://i.creativecommons.org/l/by/3.0/80x15.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://www.scielo.sa.cr/scielo.php(Line 20)
Message:
Mixed Content: The page at 'https://www.scielo.sa.cr/scielo.php' was loaded over HTTPS, but requested an insecure element 'http://i.creativecommons.org/l/by/3.0/80x15.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