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2606:50c0:8000::153  Public Scan

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Submitted URL: http://www.async-io.org/
Effective URL: https://www.async-io.org/
Submission: On February 01 via manual from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 5 IPs in 4 countries across 5 domains to perform 13 HTTP transactions. The main IP is 2606:50c0:8000::153, located in United States and belongs to FASTLY, US. The main domain is www.async-io.org. The Cisco Umbrella rank of the primary domain is 582026.
TLS certificate: Issued by R3 on January 28th 2023. Valid for: 3 months.
This is the only time www.async-io.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

1    2606:50c0:8002::153 (United States)

ASN54113 (FASTLY, US)
www.async-io.org
8    2606:50c0:8000::153 (United States)

ASN54113 (FASTLY, US)
www.async-io.org
1    2a00:1450:4013:c18::52 (Groningen, Netherlands)

ASN15169 (GOOGLE, US)
google-code-prettify.googlecode.com
1    2a00:1450:400d:808::200a (Ireland)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
1    2a00:1450:4001:812::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
2    2a00:1450:4001:813::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
ssl.google-analytics.com
Apex Domain
Subdomains		 Transfer
9 async-io.org
www.async-io.org — Cisco Umbrella Rank: 582026
69 KB
2 google-analytics.com
ssl.google-analytics.com — Cisco Umbrella Rank: 346
17 KB
1 gstatic.com
fonts.gstatic.com
12 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 34
840 B
1 googlecode.com
google-code-prettify.googlecode.com — Cisco Umbrella Rank: 171621
13 5
Domain Requested by
9 www.async-io.org 1 redirects www.async-io.org
2 ssl.google-analytics.com www.async-io.org
1 fonts.gstatic.com fonts.googleapis.com
1 fonts.googleapis.com www.async-io.org
1 google-code-prettify.googlecode.com www.async-io.org
13 5
Subject Issuer Validity Valid
www.async-io.org
R3		 2023-01-28 -
2023-04-28		 3 months crt.sh
*.googlecode.com
GTS CA 1C3		 2023-01-09 -
2023-04-03		 3 months crt.sh
upload.video.google.com
GTS CA 1C3		 2023-01-09 -
2023-04-03		 3 months crt.sh
*.gstatic.com
GTS CA 1C3		 2023-01-09 -
2023-04-03		 3 months crt.sh
*.google-analytics.com
GTS CA 1C3		 2023-01-09 -
2023-04-03		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://www.async-io.org/
Frame ID: CE8B503EE209C41AB994FB8BE2B83DDB
Requests: 13 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Async-IO.org: Powering the Atmosphere Framework

Page URL History Show full URLs

  1. http://www.async-io.org/ HTTP 301
    https://www.async-io.org/ Page URL

Detected technologies

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

Page Statistics

13
Requests

100 %
HTTPS

100 %
IPv6

5
Domains

5
Subdomains

5
IPs

4
Countries

99 kB
Transfer

143 kB
Size

5
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.async-io.org/ HTTP 301
    https://www.async-io.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

13 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
www.async-io.org/
Redirect Chain
  • http://www.async-io.org/
  • https://www.async-io.org/
8 KB
3 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
56b4da64cdacf4c055a38d1bf4f0b61728fa0aca242e025c9abbfa1d700cea76

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

accept-ranges
bytes
access-control-allow-origin
*
age
0
cache-control
max-age=600
content-encoding
gzip
content-length
3055
content-type
text/html; charset=utf-8
date
Wed, 01 Feb 2023 10:59:24 GMT
etag
W/"62961132-20ad"
expires
Wed, 01 Feb 2023 11:03:43 GMT
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
vary
Accept-Encoding
via
1.1 varnish
x-cache
HIT
x-cache-hits
1
x-fastly-request-id
9dcda36edc1065de08993faa61e8a8b251594d6d
x-github-request-id
6108:2283:73896C:99D1F9:63DA44B7
x-proxy-cache
MISS
x-served-by
cache-hhn-etou8220049-HHN
x-timer
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Redirect headers

Accept-Ranges
bytes
Age
341
Connection
keep-alive
Content-Length
162
Content-Type
text/html
Date
Wed, 01 Feb 2023 10:59:24 GMT
Location
https://www.async-io.org/
Server
GitHub.com
Vary
Accept-Encoding
Via
1.1 varnish
X-Cache
HIT
X-Cache-Hits
1
X-Fastly-Request-ID
49e8d9dfce23b3ffacb180e9a31e97ac324a3f25
X-GitHub-Request-Id
65AC:5F3F:7CA609:A2F61C:63DA44B7
X-Served-By
cache-hhn-etou8220057-HHN
X-Timer
S1675249164.277143,VS0,VE3
run_prettify.js
google-code-prettify.googlecode.com/svn/loader/ 		0
0 		Script
General
Check archive.org
Download Go to
Full URL
https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js?lang=css&skin=sunburst
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4013:c18::52 Groningen, Netherlands, ASN15169 (GOOGLE, US),
Reverse DNS
Software
/
Resource Hash

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers
stylesheet.css
www.async-io.org/stylesheets/ 		11 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.async-io.org/stylesheets/stylesheet.css
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

x-fastly-request-id
afcebbdcc3fda3c450d81e1da5f2ee2a5f48ecc5
date
Wed, 01 Feb 2023 10:59:24 GMT
content-encoding
gzip
via
1.1 varnish
x-cache-hits
0
age
0
x-cache
MISS
x-proxy-cache
MISS
content-length
3189
x-served-by
cache-hhn-etou8220049-HHN
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
x-github-request-id
7AAC:490F:743823:9A9909:63DA460C
x-timer
S1675249164.419246,VS0,VE90
etag
W/"62961132-2b89"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-origin-cache
HIT
expires
Wed, 01 Feb 2023 11:09:24 GMT
pygment_trac.css
www.async-io.org/stylesheets/ 		4 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.async-io.org/stylesheets/pygment_trac.css
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
d3a91f6a42ec45642d962f077ba1a5e0cb4473a7bfd7ca32917fdc62a273da26

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

x-fastly-request-id
57bbe4a5034e63f5568e106b92fd2d6254719754
date
Wed, 01 Feb 2023 10:59:24 GMT
content-encoding
gzip
via
1.1 varnish
x-cache-hits
0
age
0
x-cache
MISS
x-proxy-cache
MISS
content-length
889
x-served-by
cache-hhn-etou8220049-HHN
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
x-github-request-id
6F94:1146:144E5A:1A6218:63DA460C
x-timer
S1675249164.419256,VS0,VE94
etag
W/"62961132-1048"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-origin-cache
HIT
expires
Wed, 01 Feb 2023 11:09:24 GMT
css
fonts.googleapis.com/ 		1 KB
840 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Chivo:900
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:808::200a , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
2fe9ec3f76610281cc8a74159b5a26158f2073b469ea8f56ac90259e1ddcb9c7
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

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
Wed, 01 Feb 2023 10:59:24 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
Wed, 01 Feb 2023 10:59:24 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
Wed, 01 Feb 2023 10:59:24 GMT
AsyncIO.png
www.async-io.org/images/ 		15 KB
16 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.async-io.org/images/AsyncIO.png
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

x-fastly-request-id
8d6469899452c15d19d6389cf3c7067d6ee17247
date
Wed, 01 Feb 2023 10:59:24 GMT
via
1.1 varnish
expires
Wed, 01 Feb 2023 11:09:24 GMT
age
0
x-cache
MISS
x-proxy-cache
MISS
content-length
15838
x-served-by
cache-hhn-etou8220049-HHN
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
x-github-request-id
FB28:3F6A:81FED0:A86A5A:63DA460C
x-timer
S1675249165.533826,VS0,VE99
etag
"62961132-3dde"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-cache-hits
0
print.css
www.async-io.org/stylesheets/ 		3 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.async-io.org/stylesheets/print.css
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
7f9b83743c9c901c6b64872d921bba51e05dafa4bacae53a676a28b4ac453ed4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

x-fastly-request-id
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date
Wed, 01 Feb 2023 10:59:24 GMT
content-encoding
gzip
via
1.1 varnish
x-cache-hits
0
age
0
x-cache
MISS
x-proxy-cache
MISS
content-length
1265
x-served-by
cache-hhn-etou8220049-HHN
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
x-github-request-id
6096:5356:8392C6:A9FBB7:63DA460C
x-timer
S1675249165.642458,VS0,VE94
etag
W/"62961132-cab"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-origin-cache
HIT
expires
Wed, 01 Feb 2023 11:09:24 GMT
body-bg.png
www.async-io.org/images/ 		9 KB
9 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.async-io.org/images/body-bg.png
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/stylesheets/stylesheet.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/stylesheets/stylesheet.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

x-fastly-request-id
f59191a314a18e05768b604c4b866171c385194e
date
Wed, 01 Feb 2023 10:59:24 GMT
via
1.1 varnish
x-cache-hits
0
age
0
x-cache
MISS
x-proxy-cache
MISS
content-length
8859
x-served-by
cache-hhn-etou8220049-HHN
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
x-github-request-id
3DD4:166E:799DFF:A00025:63DA460C
x-timer
S1675249165.645676,VS0,VE89
etag
"62961132-229b"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-origin-cache
HIT
expires
Wed, 01 Feb 2023 11:09:24 GMT
highlight-bg.jpg
www.async-io.org/images/ 		33 KB
34 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.async-io.org/images/highlight-bg.jpg
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/stylesheets/stylesheet.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2606:50c0:8000::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.async-io.org/stylesheets/stylesheet.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

x-fastly-request-id
4435a2d0e2d962528748c5043230dca58cb4e412
date
Wed, 01 Feb 2023 10:59:24 GMT
via
1.1 varnish
x-cache-hits
0
age
0
x-cache
MISS
x-proxy-cache
MISS
content-length
34222
x-served-by
cache-hhn-etou8220049-HHN
last-modified
Tue, 31 May 2022 12:59:30 GMT
server
GitHub.com
x-github-request-id
A50C:1A4C:76B863:9D18F8:63DA460C
x-timer
S1675249165.646177,VS0,VE93
etag
"62961132-85ae"
vary
Accept-Encoding
content-type
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access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-origin-cache
HIT
expires
Wed, 01 Feb 2023 11:09:24 GMT
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fonts.gstatic.com/s/chivo/v18/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/chivo/v18/va9b4kzIxd1KFppkaRKvDRPJVDf_FRjekGrT.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Chivo:900
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:812::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
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Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.async-io.org
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/109.0.5414.119 Safari/537.36

Response headers

date
Sat, 28 Jan 2023 16:48:03 GMT
x-content-type-options
nosniff
age
324681
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
12240
x-xss-protection
0
last-modified
Thu, 17 Nov 2022 15:48:32 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
Sun, 28 Jan 2024 16:48:03 GMT
ga.js
ssl.google-analytics.com/ 		45 KB
17 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://ssl.google-analytics.com/ga.js
Requested by
Host: www.async-io.org
URL: https://www.async-io.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:813::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

Referer
https://www.async-io.org/
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/109.0.5414.119 Safari/537.36
Intervention
<https://www.chromestatus.com/feature/5718547946799104>; level="warning"

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Wed, 01 Feb 2023 09:51:01 GMT
last-modified
Tue, 10 Jan 2023 21:29:14 GMT
server
Golfe2
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Verdicts & Comments Add Verdict or Comment

6 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| oncontentvisibilityautostatechange string| gaJsHost object| _gat object| _gaq object| pageTracker object| gaGlobal

5 Cookies

Domain/Path Name / Value
.async-io.org/ Name: __utma
Value: 237980688.1057942731.1675249165.1675249165.1675249165.1
.async-io.org/ Name: __utmc
Value: 237980688
.async-io.org/ Name: __utmz
Value: 237980688.1675249165.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)
.async-io.org/ Name: __utmt
Value: 1
.async-io.org/ Name: __utmb
Value: 237980688.1.10.1675249165

3 Console Messages

Source Level URL
Text
network error URL: https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js?lang=css&skin=sunburst
Message:
Failed to load resource: the server responded with a status of 404 ()
javascript warning URL: https://www.async-io.org/(Line 164)
Message:
A parser-blocking, cross site (i.e. different eTLD+1) script, https://ssl.google-analytics.com/ga.js, is invoked via document.write. The network request for this script MAY be blocked by the browser in this or a future page load due to poor network connectivity. If blocked in this page load, it will be confirmed in a subsequent console message. See https://www.chromestatus.com/feature/5718547946799104 for more details.
javascript warning URL: https://www.async-io.org/(Line 164)
Message:
A parser-blocking, cross site (i.e. different eTLD+1) script, https://ssl.google-analytics.com/ga.js, is invoked via document.write. The network request for this script MAY be blocked by the browser in this or a future page load due to poor network connectivity. If blocked in this page load, it will be confirmed in a subsequent console message. See https://www.chromestatus.com/feature/5718547946799104 for more details.