jonathan-frere.com - urlscan.io

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 3 HTTP transactions. The main IP is 2a06:98c1:3121::3, located in United States and belongs to CLOUDFLARENET, US. The main domain is jonathan-frere.com.
TLS certificate: Issued by E1 on April 27th 2024. Valid for: 3 months.

This is the only time jonathan-frere.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	2606:4700:303... 2606:4700:3033::6815:2af9	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3	2a06:98c1:312... 2a06:98c1:3121::3	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3	2

1 2606:4700:3033::6815:2af9 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

tracking.tldrnewsletter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a06:98c1:3121::3 (United States)

ASN13335 (CLOUDFLARENET, US)

jonathan-frere.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
3	jonathan-frere.com jonathan-frere.com	57 KB
1	tldrnewsletter.com 1 redirects tracking.tldrnewsletter.com — Cisco Umbrella Rank: 370453	496 B
3	2

	Domain	Requested by
3	jonathan-frere.com	jonathan-frere.com
1	tracking.tldrnewsletter.com	1 redirects
3	2

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

Domain
github.com
www.belvedere.at
developer.mozilla.org
nodejs.org
www.typescriptlang.org
babeljs.io
www.npmjs.com
issues.chromium.org
bugzilla.mozilla.org
bugs.webkit.org
learn.microsoft.com
gobyexample.com
docs.python.org
creativecommons.org

Subject Issuer	Validity	Valid
jonathan-frere.com E1	`2024-04-27` - `2024-07-26`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter
Frame ID: 6ABDCBF396B682B2B43AF39EC0888D4D
Requests: 6 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

New Disposable APIs in Javascript | Jonathan's Blog

Page URL History Show full URLs

https://tracking.tldrnewsletter.com/CL0/https:%2F%2Fjonathan-frere.com%2Fposts%2Fdisposables-in-javascript%2F%3F... HTTP 302
https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter Page URL

Page Statistics

3
Requests

100 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

57 kB
Transfer

123 kB
Size

0
Cookies

16 Outgoing links

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

URL: https://github.com/MrJohz/
Title: Github

Search URL Search Domain Scan URL

URL: https://www.belvedere.at/
Title: Belvedere, Vienna

Search URL Search Domain Scan URL

URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol#well-known_symbols
Title: well-known symbol

Search URL Search Domain Scan URL

URL: https://nodejs.org/api/timers.html#class-timeout
Title: Timeout

Search URL Search Domain Scan URL

URL: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-5-2.html#using-declarations-and-explicit-resource-management
Title: version 5.2 or greater

Search URL Search Domain Scan URL

URL: https://babeljs.io/docs/babel-plugin-proposal-explicit-resource-management
Title: @babel/plugin-proposal-explicit-resource-management plugin

Search URL Search Domain Scan URL

URL: https://www.npmjs.com/package/disposablestack
Title: disposablestack

Search URL Search Domain Scan URL

URL: https://github.com/tc39/proposal-explicit-resource-management
Title: The original proposal

Search URL Search Domain Scan URL

URL: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-5-2.html
Title: Typescript 5.2’s release notes

Search URL Search Domain Scan URL

URL: https://issues.chromium.org/issues/42203506
Title: Chrome

Search URL Search Domain Scan URL

URL: https://bugzilla.mozilla.org/show_bug.cgi?id=1569081
Title: Firefox

Search URL Search Domain Scan URL

URL: https://bugs.webkit.org/show_bug.cgi?id=248707
Title: Safari

Search URL Search Domain Scan URL

URL: https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/statements/using
Title: C#’s using statement

Search URL Search Domain Scan URL

URL: https://gobyexample.com/defer
Title: Go’s defer statement

Search URL Search Domain Scan URL

URL: https://docs.python.org/3/library/contextlib.html#contextlib.ExitStack
Title: Python’s ExitStack

Search URL Search Domain Scan URL

URL: https://creativecommons.org/licenses/by-sa/4.0/
Title: CC BY-SA 4.0

Search URL Search Domain Scan URL

Page URL History

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

https://tracking.tldrnewsletter.com/CL0/https:%2F%2Fjonathan-frere.com%2Fposts%2Fdisposables-in-javascript%2F%3Futm_source=tldrnewsletter/1/0100018f5293bf64-8c700780-f2f3-4df9-aec1-2e0df339d038-000000/XGgRlZIrvYTyYvnoWQurXK1z1govmLZM5_CDrFp6XB4=351 HTTP 302
https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

3 HTTP transactions
3 data transactions

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

GET
H3

200

Primary Request / Show response
jonathan-frere.com/posts/disposables-in-javascript/
Redirect Chain

https://tracking.tldrnewsletter.com/CL0/https:%2F%2Fjonathan-frere.com%2Fposts%2Fdisposables-in-javascript%2F%3Futm_source=tldrnewsletter/1/0100018f5293bf64-8c700780-f2f3-4df9-aec1-2e0df339d038-000...
https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter

80 KB
17 KB

182ms
141ms

Document
text/html

2a06:98c1:3121::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter

Protocol

H3

Security

QUIC, , AES_128_GCM

Server

2a06:98c1:3121::3 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

e8e3117e01c65b1f67c5966dfc1b49bd726673a4f01610617374be64560f9132

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Accept-Language: de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua: "Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: "Win32"

Response headers

access-control-allow-origin: *
alt-svc: h3=":443"; ma=86400
cache-control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
cf-ray: 88009846ca4d3a98-FRA
content-encoding: br
content-type: text/html; charset=utf-8
date: Tue, 07 May 2024 10:40:57 GMT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
referrer-policy: strict-origin-when-cross-origin
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=TK5Ch3O9lITZEhUpjvOJakRaKK0b8mtviFyjfaJF0ntEAx4UGuzoorXs9dkIgChUBlqpMm%2BKjUNU2U4OfmczMRlMN9Yuju2782eCgIiw3DfdC7Qwas1x4ID2jRKuWisCBYSyHZ4yXkqoOqr6dOEVJqY%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
vary: Accept-Encoding
x-content-type-options: nosniff

Redirect headers

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 880098442880916e-FRA
content-length: 0
date: Tue, 07 May 2024 10:40:57 GMT
location: https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Z1cLBuSC6CTywGbJUvrHy57p17sbl2PEi7Z7KHfe6lGKB4p4OvrMjj9Iwqe8vRnWbM52Gu834ekuhfRHJMHME3UCTatf5sLoqdCHiqbF%2BL2z6L7aMY21JCLW%2F8yhxJfLRgBo6oa5cJvYAdsCilBdasqoRxs9U%2B38L34%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare

GET
H3 200 cover_hu9f4ce63609547a2e11d20785ecf70d5d_6313466_720x0_resize_q75_h2_box.webp
jonathan-frere.com/posts/disposables-in-javascript/ 39 KB
39 KB 38ms
38ms Image
image/webp 2a06:98c1:3121::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://jonathan-frere.com/posts/disposables-in-javascript/cover_hu9f4ce63609547a2e11d20785ecf70d5d_6313466_720x0_resize_q75_h2_box.webp

Requested by

Host: jonathan-frere.com
URL: https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter

Protocol

H3

Security

QUIC, , AES_128_GCM

Server

2a06:98c1:3121::3 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

8bd54742b0f7ac733819085d95dd973088858b1d261c255563de7fef91193274

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

sec-ch-ua: "Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer: https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter
Accept-Language: de-DE,de;q=0.9;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 07 May 2024 10:40:57 GMT
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age: 46
alt-svc: h3=":443"; ma=86400
content-length: 39634
referrer-policy: strict-origin-when-cross-origin
server: cloudflare
etag: "b7df4db72b998114685140b66d277b49"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SHfV6DN6tPvDzIDs2pxAcCX0lMH9oC3LmvU2zgzsPTB%2BfPIzznN1QgtO2hm49td3zRvYttDgXQt%2Btwwz4oMQ33tI1xQayY1NFqciIcgyJrIbgp9AZ6Q%2B7Im9hF96jljB%2B7GcGQGe8AwnKmjCFZDn9ZU%3D"}],"group":"cf-nel","max_age":604800}
content-type: image/webp
access-control-allow-origin: *
cache-control: public, max-age=14400, must-revalidate
accept-ranges: bytes
cf-ray: 88009847abe43a98-FRA

GET
DATA 200
OK truncated
/ 2 KB
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 602afe30371fc1bd2aa2fefa165e8606f040ad90ea3508adafee4c280e1aeb27

Request headers

Accept-Language: de-DE,de;q=0.9;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 1 KB
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 4fb50b60107f4b76d7cbf3727039dc916a77604a594561dd3e314d7317c3bacd

Request headers

Accept-Language: de-DE,de;q=0.9;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 1 KB
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 78e1afbfa6c24703e296cdfe8d1b27f47ae8d4aa07cf6d8b974acd3973bea481

Request headers

Accept-Language: de-DE,de;q=0.9;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
H3 200 favicon-32x32.png
jonathan-frere.com/ 341 B
842 B 31ms
31ms Other
image/png 2a06:98c1:3121::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://jonathan-frere.com/favicon-32x32.png

Protocol

H3

Security

QUIC, , AES_128_GCM

Server

2a06:98c1:3121::3 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

1deac68fe8c18d33fe958702ea64216a3bb8b406d8b8c0d2dfbdfc93e494980e

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

sec-ch-ua: "Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer: https://jonathan-frere.com/posts/disposables-in-javascript/?utm_source=tldrnewsletter
Accept-Language: de-DE,de;q=0.9;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/124.0.0.0 Safari/537.36
sec-ch-ua-platform: "Win32"

Response headers

date: Tue, 07 May 2024 10:40:57 GMT
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age: 346
alt-svc: h3=":443"; ma=86400
content-length: 341
referrer-policy: strict-origin-when-cross-origin
server: cloudflare
etag: "dd0755620d8a9ab2e4fbf2983263104e"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2BgNGA4P%2FvLLds8ims6z9yxDVU0txqdRy8eP59q0WztPe0SOFGYjG2X4DIvlMNDrVZ94CTIkp%2BkkbpvVpR0mSAOiLeRki%2FGa8P8qZuNcK8fMB93flz6tFD6vqOdDq2ebxGnoGCs4%3D"}],"group":"cf-nel","max_age":604800}
content-type: image/png
access-control-allow-origin: *
cache-control: public, max-age=14400, must-revalidate
accept-ranges: bytes
cf-ray: 880098481cd93a98-FRA

Verdicts & Comments Add Verdict or Comment

1 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| toggletheme

0 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.

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

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.

jonathan-frere.com
tracking.tldrnewsletter.com
2606:4700:3033::6815:2af9
2a06:98c1:3121::3
1deac68fe8c18d33fe958702ea64216a3bb8b406d8b8c0d2dfbdfc93e494980e
4fb50b60107f4b76d7cbf3727039dc916a77604a594561dd3e314d7317c3bacd
602afe30371fc1bd2aa2fefa165e8606f040ad90ea3508adafee4c280e1aeb27
78e1afbfa6c24703e296cdfe8d1b27f47ae8d4aa07cf6d8b974acd3973bea481
8bd54742b0f7ac733819085d95dd973088858b1d261c255563de7fef91193274
e8e3117e01c65b1f67c5966dfc1b49bd726673a4f01610617374be64560f9132

jonathan-frere.com Open in urlscan Pro 2a06:98c1:3121::3 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

3 Requests

100 %HTTPS

100 %IPv6

2 Domains

2 Subdomains

2 IPs

1 Countries

57 kBTransfer

123 kBSize

0 Cookies

16 Outgoing links

Page URL History

Redirected requests

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

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

1 JavaScript Global Variables

0 Cookies

Security Headers

Indicators

jonathan-frere.com Open in urlscan Pro
2a06:98c1:3121::3 Public Scan

Screenshot
Live screenshot

Full Image

3
Requests

100 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

57 kB
Transfer

123 kB
Size

0
Cookies

3 HTTP transactions
3 data transactions