timkadlec.com - urlscan.io

Summary

This website contacted 2 IPs in 2 countries across 2 domains to perform 3 HTTP transactions. The main IP is 142.93.108.123, located in North York, Canada and belongs to DIGITALOCEAN-ASN - DigitalOcean, LLC, US. The main domain is timkadlec.com.
TLS certificate: Issued by Let's Encrypt Authority X3 on November 30th 2018. Valid for: 3 months.

This is the only time timkadlec.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1	142.93.108.123 142.93.108.123	14061 (DIGITALOC...) (DIGITALOCEAN-ASN - DigitalOcean)
2	151.101.2.217 151.101.2.217	54113 (FASTLY) (FASTLY - Fastly)
3	2

1 142.93.108.123 (North York, Canada)

ASN14061 (DIGITALOCEAN-ASN - DigitalOcean, LLC, US)

timkadlec.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 151.101.2.217 (San Francisco, United States)

ASN54113 (FASTLY - Fastly, US)

cdn.speedcurve.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
lux.speedcurve.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
2	speedcurve.com cdn.speedcurve.com lux.speedcurve.com	6 KB
1	timkadlec.com timkadlec.com	17 KB
3	2

	Domain	Requested by
1	lux.speedcurve.com	cdn.speedcurve.com
1	cdn.speedcurve.com	timkadlec.com
1	timkadlec.com
3	3

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

Domain
bugs.webkit.org
infrequently.org
chromium-review.googlesource.com
blog.yoav.ws
developers.google.com
httparchive.org
twitter.com
calendar.perfplanet.com
developer.mozilla.org

Subject Issuer	Validity	Valid
*.timkadlec.com Let's Encrypt Authority X3	`2018-11-30` - `2019-02-28`	3 months	crt.sh
a3.shared.global.fastly.net GlobalSign CloudSSL CA - SHA256 - G3	`2019-02-02` - `2019-10-13`	8 months	crt.sh

This page contains 1 frames:

Primary Page: https://timkadlec.com/remembers/2019-01-31-putting-some-limits-on-javascript/
Frame ID: C8357EB6259419CA559569C76FA72138
Requests: 3 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Netlify (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /Netlify/i

Page Statistics

3
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

3
Subdomains

2
IPs

2
Countries

22 kB
Transfer

69 kB
Size

1
Cookies

14 Outgoing links

These are links going to different origins than the main page.

URL: https://bugs.webkit.org/show_bug.cgi?id=194028
Title: WebKit issue

Search URL Search Domain Scan URL

URL: http://infrequently.org/
Title: Alex Russell

Search URL Search Domain Scan URL

URL: https://chromium-review.googlesource.com/c/chromium/src/+/1265506
Title: Never-Slow Mode

Search URL Search Domain Scan URL

URL: https://blog.yoav.ws/
Title: Yoav Weiss

Search URL Search Domain Scan URL

URL: https://developers.google.com/web/updates/2018/06/feature-policy
Title: Feature Policy

Search URL Search Domain Scan URL

URL: https://bugs.webkit.org/show_bug.cgi?id=194028#c3
Title: memory limit

Search URL Search Domain Scan URL

URL: https://httparchive.org/
Title: HTTP Archive

Search URL Search Domain Scan URL

URL: https://twitter.com/slightlylate/status/1090699979922956288
Title: according to Alex

Search URL Search Domain Scan URL

URL: https://twitter.com/getify/status/1090728677707530246
Title: Kyle Simpson’s

Search URL Search Domain Scan URL

URL: https://developers.google.com/web/fundamentals/performance/optimizing-content-efficiency/save-data/
Title: Save-Data header

Search URL Search Domain Scan URL

URL: https://twitter.com/tkadlec/status/1043082682937364480
Title: single example from the top 200 Alexa sites of anyone optimizing when the Save-Data header was present

Search URL Search Domain Scan URL

URL: https://calendar.perfplanet.com/2018/data-shaver-strategies/
Title: more frequently than you might think

Search URL Search Domain Scan URL

URL: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy#Reporting_directives
Title: reporting on Content-Security policies

Search URL Search Domain Scan URL

URL: https://infrequently.org/
Title: Alex Russell

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

3 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2 200 Primary Request / Show response
timkadlec.com/remembers/2019-01-31-putting-some-limits-on-javascript/ 53 KB
17 KB 49ms
7ms Document
text/html 142.93.108.123
DigitalOcean

General

Check archive.org

Show headers Download Go to

Full URL

https://timkadlec.com/remembers/2019-01-31-putting-some-limits-on-javascript/

Protocol

H2

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

142.93.108.123 North York, Canada, ASN14061 (DIGITALOCEAN-ASN - DigitalOcean, LLC, US),

Reverse DNS

Software

Netlify /

Resource Hash

7dcd612b1b69a38f7d426229a4e7221bc9d92de4c1f6e937933593045e250b0f

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000

Request headers

:method: GET
:authority: timkadlec.com
:scheme: https
:path: /remembers/2019-01-31-putting-some-limits-on-javascript/
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
accept-encoding: gzip, deflate, br
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

status: 200
cache-control: public, max-age=0, must-revalidate
content-type: text/html; charset=UTF-8
date: Fri, 01 Feb 2019 17:06:15 GMT
etag: "144820a9bb3b6db86fb25628e9b56db1-ssl-df"
strict-transport-security: max-age=31536000
x-nf-srv-version: 45aaffea081549dd03a2dfff644cc25cf522edbd
content-encoding: gzip
content-length: 16773
age: 189854
server: Netlify
vary: Accept-Encoding
x-nf-request-id: 39207ffb-31df-499e-be91-12d7a7797ea6-8754198

GET
H2 200 lux.js Show response
cdn.speedcurve.com/js/ 16 KB
5 KB 66ms
8ms Script
application/javascript 151.101.2.217
Fastly

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn.speedcurve.com/js/lux.js?id=100010

Requested by

Host: timkadlec.com
URL: https://timkadlec.com/remembers/2019-01-31-putting-some-limits-on-javascript/

Protocol

H2

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

151.101.2.217 San Francisco, United States, ASN54113 (FASTLY - Fastly, US),

Reverse DNS

Software

Apache /

Resource Hash

12827f1657e700602d35d6639347aa9d2722836ec980c39922815932e1dbce33

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000

Request headers

Referer: https://timkadlec.com/remembers/2019-01-31-putting-some-limits-on-javascript/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

strict-transport-security: max-age=15768000
content-encoding: gzip
age: 9029
x-cache: HIT
status: 200
x-cache-hits: 1
content-length: 5311
via: 1.1 varnish
x-served-by: cache-hhn1523-HHN
last-modified: Sun, 03 Feb 2019 19:19:59 GMT
server: Apache
x-timer: S1549230629.455517,VS0,VE1
date: Sun, 03 Feb 2019 21:50:29 GMT
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
cache-control: max-age=86400
accept-ranges: bytes
timing-allow-origin: *
expires: Mon, 04 Feb 2019 19:19:59 GMT

GET
H2 200 / Show response
lux.speedcurve.com/lux/ 47 B
132 B 36ms
8ms Script
application/javascript 151.101.2.217
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://lux.speedcurve.com/lux/?v=1.47&id=100010&sid=154923062946388031&uid=154923062946388031&l=Limiting%20JavaScript%3F%20-%20TimKadlec.com&NT=1549230629335fs0ds1de21cs21sc31ce42qs42bs49be57ol57oi65os65oe65oc129ls129le129sr118fc118&LJS=d29t28f9c0n66e2r100&PS=ns1bs0ss0bc0ia0it0dd6nd158vh1185vw1585dh6518dw1593ds17051ct4G_er0&UT=LUX_end|330
Requested by: Host: cdn.speedcurve.com
URL: https://cdn.speedcurve.com/js/lux.js?id=100010
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 151.101.2.217 San Francisco, United States, ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: Varnish /
Resource Hash: 0049b5ac04a63a3e7d86a78f756ada4465c685e6ee42ab15b3051da337f8516f

Request headers

Referer: https://timkadlec.com/remembers/2019-01-31-putting-some-limits-on-javascript/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Sun, 03 Feb 2019 21:50:29 GMT
via: 1.1 varnish
server: Varnish
x-timer: S1549230630.699783,VS0,VE1
x-cache: HIT
content-type: application/javascript
status: 200
x-cache-hits: 0
accept-ranges: bytes
access-control-allow-origin: *
content-length: 47
retry-after: 0
x-served-by: cache-hhn1523-HHN

Verdicts & Comments Add Verdict or Comment

9 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.

1 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

			Domain/Path	Expires	Name / Value
			timkadlec.com/	1970-01-18 22:20:32	Name: lux_uid Value: 154923062946388031

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

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.

cdn.speedcurve.com
lux.speedcurve.com
timkadlec.com
142.93.108.123
151.101.2.217
0049b5ac04a63a3e7d86a78f756ada4465c685e6ee42ab15b3051da337f8516f
12827f1657e700602d35d6639347aa9d2722836ec980c39922815932e1dbce33
7dcd612b1b69a38f7d426229a4e7221bc9d92de4c1f6e937933593045e250b0f

timkadlec.com Open in urlscan Pro 142.93.108.123 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Detected technologies

Page Statistics

3 Requests

100 %HTTPS

0 %IPv6

2 Domains

3 Subdomains

2 IPs

2 Countries

22 kBTransfer

69 kBSize

1 Cookies

14 Outgoing links

Redirected requests

3 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

9 JavaScript Global Variables

1 Cookies

Security Headers

Indicators

timkadlec.com Open in urlscan Pro
142.93.108.123 Public Scan

Screenshot
Live screenshot

Full Image

3
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

3
Subdomains

2
IPs

2
Countries

22 kB
Transfer

69 kB
Size

1
Cookies

3 HTTP transactions
0 data transactions