Submitted URL: http://buttondown.email/
Effective URL: https://buttondown.email/
Submission: On June 25 via manual from IN

Summary

This website contacted 6 IPs in 1 countries across 4 domains to perform 20 HTTP transactions. The main IP is 52.71.109.149, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is buttondown.email.
TLS certificate: Issued by R3 on May 18th 2021. Valid for: 3 months.
This is the only time buttondown.email was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 15 52.71.109.149 14618 (AMAZON-AES)
3 2600:9000:215... 16509 (AMAZON-02)
1 185.199.109.153 54113 (FASTLY)
1 2600:9000:215... 16509 (AMAZON-02)
1 18.213.219.79 14618 (AMAZON-AES)
20 6
Domain Requested by
15 buttondown.email 1 redirects buttondown.email
3 d1tw14ffyig9rt.cloudfront.net buttondown.email
1 img3.usefathom.com buttondown.email
1 cdn.usefathom.com buttondown.email
1 mattboldt.github.io buttondown.email
20 5
Subject Issuer Validity Valid
buttondown.email
R3
2021-05-18 -
2021-08-16
3 months crt.sh
*.cloudfront.net
Amazon
2021-03-19 -
2022-03-17
a year crt.sh
www.github.com
DigiCert SHA2 High Assurance Server CA
2020-05-06 -
2022-04-14
2 years crt.sh
*.usefathom.com
Amazon
2020-12-19 -
2022-01-17
a year crt.sh
usefathom.com
Amazon
2021-06-19 -
2022-07-18
a year crt.sh

This page contains 1 frames:

Primary Page: https://buttondown.email/
Frame ID: 5B3908122384F3B059F80661CEB2976B
Requests: 27 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. http://buttondown.email/ HTTP 301
    https://buttondown.email/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /gunicorn(?:\/([\d.]+))?/i

Overall confidence: 100%
Detected patterns
  • headers server /gunicorn(?:\/([\d.]+))?/i

Page Statistics

20
Requests

100 %
HTTPS

40 %
IPv6

4
Domains

5
Subdomains

6
IPs

1
Countries

359 kB
Transfer

458 kB
Size

0
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://buttondown.email/ HTTP 301
    https://buttondown.email/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

20 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
buttondown.email/
Redirect Chain
  • http://buttondown.email/
  • https://buttondown.email/
12 KB
12 KB
Document
General
Full URL
https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
b91551a967fbbeca098608b53a6b2319deb9e9048e48ee5a899c50ff913f5447
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

Host
buttondown.email
Connection
keep-alive
Pragma
no-cache
Cache-Control
no-cache
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Sec-Fetch-Site
none
Sec-Fetch-Mode
navigate
Sec-Fetch-User
?1
Sec-Fetch-Dest
document
Accept-Encoding
gzip, deflate, br
Accept-Language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Connection
keep-alive
Server
gunicorn/19.9.0
Date
Fri, 25 Jun 2021 19:07:56 GMT
Content-Type
text/html; charset=utf-8
X-Frame-Options
DENY
Content-Length
12131
Vary
Cookie, Host, Origin
X-Content-Type-Options
nosniff
X-Xss-Protection
1; mode=block
Referrer-Policy
same-origin
Via
1.1 vegur

Redirect headers

Connection
keep-alive
Server
gunicorn/19.9.0
Date
Fri, 25 Jun 2021 19:07:55 GMT
Transfer-Encoding
chunked
Content-Type
text/html; charset=utf-8
Location
https://buttondown.email/
X-Content-Type-Options
nosniff
X-Xss-Protection
1; mode=block
Referrer-Policy
same-origin
Vary
Origin
Via
1.1 vegur
marketing.css
buttondown.email/static/webpack_bundles/
11 KB
3 KB
Stylesheet
General
Full URL
https://buttondown.email/static/webpack_bundles/marketing.css
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
cc651f675382213bbf2b1d245cd22a967a38d9d169e941853ee2787c1ec6a67b

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
text/css,*/*;q=0.1
Cache-Control
no-cache
Sec-Fetch-Dest
style
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Content-Encoding
gzip
Last-Modified
Fri, 25 Jun 2021 16:48:15 GMT
Server
gunicorn/19.9.0
Etag
"60d608cf-2c6c"
Vary
Accept-Encoding
Content-Type
text/css; charset="utf-8"
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
2417
Via
1.1 vegur
marketing-13b99d29b0ee7108a4db.js
buttondown.email/static/webpack_bundles/
1021 B
1 KB
Script
General
Full URL
https://buttondown.email/static/webpack_bundles/marketing-13b99d29b0ee7108a4db.js
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
4b3aa8737b08029d1cd6c5b4a2c36c1ed3e8011300077a0dedd6f60a7685227a

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
*/*
Cache-Control
no-cache
Sec-Fetch-Dest
script
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:48:15 GMT
Server
gunicorn/19.9.0
Etag
"60d608cf-3fd"
Content-Type
application/javascript; charset="utf-8"
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
1021
icon@72.png
buttondown.email/static/images/icons/
2 KB
3 KB
Image
General
Full URL
https://buttondown.email/static/images/icons/icon@72.png
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
428e30f41cdcb50eba1a2e05c27f777bad473682d88b864fe8e195e20bf1d3c1

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-9d9"
Content-Type
image/png
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
2521
poster.png
d1tw14ffyig9rt.cloudfront.net/static/images/
40 KB
40 KB
Image
General
Full URL
https://d1tw14ffyig9rt.cloudfront.net/static/images/poster.png
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:ea00:8:97:de40:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
gunicorn/19.9.0 /
Resource Hash
fa2d2d36118ed50eab2ec7f8fbaee61fc27c3cabed32e830968972850689f75f

Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 25 Jun 2021 19:07:56 GMT
via
1.1 vegur, 1.1 5f6905ea282e042ad3334bfed8a840ce.cloudfront.net (CloudFront)
last-modified
Fri, 25 Jun 2021 16:50:45 GMT
server
gunicorn/19.9.0
x-amz-cf-pop
FRA50-C1
etag
"60d60965-9e2b"
x-cache
Miss from cloudfront
content-type
image/png
access-control-allow-origin
*
cache-control
max-age=60, public
content-length
40491
x-amz-cf-id
EfY0sD922dcoG8SkawnHTT0vRidzd6ph70olJD3ejRwJ5Irr-VstGw==
trending-up.svg
buttondown.email/static/images/icons/
477 B
783 B
Image
General
Full URL
https://buttondown.email/static/images/icons/trending-up.svg
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
aa208a245dbe93823786be79db8dfc660fa41ec2cf839bcaebe041228e6aa5b5

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-1dd"
Content-Type
image/svg+xml
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
477
dolar.svg
buttondown.email/static/images/icons/
510 B
816 B
Image
General
Full URL
https://buttondown.email/static/images/icons/dolar.svg
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
0f9285b30a7f1a572471f8d9590042360b2747916582403604ec0a301e66bbd9

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-1fe"
Content-Type
image/svg+xml
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
510
person.svg
buttondown.email/static/images/icons/
448 B
754 B
Image
General
Full URL
https://buttondown.email/static/images/icons/person.svg
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
dac2c7ac571ea9b45c9faf3f870dc4778d62e6aaa5c71c01af7e331b17561200

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-1c0"
Content-Type
image/svg+xml
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
448
lock-alt.svg
buttondown.email/static/images/icons/
498 B
804 B
Image
General
Full URL
https://buttondown.email/static/images/icons/lock-alt.svg
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
e8c08695d67c2ac35c7c30119787b2cf1d2343e6760dd299a6ce3509b20276b0

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-1f2"
Content-Type
image/svg+xml
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
498
laptop.svg
buttondown.email/static/images/icons/
395 B
701 B
Image
General
Full URL
https://buttondown.email/static/images/icons/laptop.svg
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
3e96ee06b530038c8312e8d242d06c43c711d5c505467dd69f49af6c74a937e7

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-18b"
Content-Type
image/svg+xml
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
Content-Length
395
file.svg
buttondown.email/static/images/icons/
378 B
684 B
Image
General
Full URL
https://buttondown.email/static/images/icons/file.svg
Requested by
Host: buttondown.email
URL: https://buttondown.email/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
52.71.109.149 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-109-149.compute-1.amazonaws.com
Software
gunicorn/19.9.0 /
Resource Hash
187a281fdf81f1a72ee520d1ab710c916f333361ea6f2efad8f64305490bcd4c

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
buttondown.email
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://buttondown.email/
Connection
keep-alive
Referer
https://buttondown.email/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Fri, 25 Jun 2021 19:07:56 GMT
Via
1.1 vegur
Last-Modified
Fri, 25 Jun 2021 16:50:45 GMT
Server
gunicorn/19.9.0
Etag
"60d60965-17a"
Content-Type
image/svg+xml
Access-Control-Allow-Origin
*
Cache-Control
max-age=60, public
Connection
keep-alive
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Verdicts & Comments Add Verdict or Comment

13 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| onbeforexrselect object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker boolean| originAgentCluster object| trustedTypes boolean| crossOriginIsolated function| Typed object| fathom

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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
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

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.

buttondown.email
cdn.usefathom.com
d1tw14ffyig9rt.cloudfront.net
img3.usefathom.com
mattboldt.github.io
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