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developer.service.hmrc.gov.uk Open in urlscan Pro
99.86.4.10  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://developer.service.hmrc.gov.uk/
Effective URL: https://developer.service.hmrc.gov.uk/api-documentation
Submission: On November 23 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 4 IPs in 2 countries across 4 domains to perform 11 HTTP transactions. The main IP is 99.86.4.10, located in United States and belongs to AMAZON-02, US. The main domain is developer.service.hmrc.gov.uk.
TLS certificate: Issued by Amazon RSA 2048 M02 on June 7th 2023. Valid for: a year.
This is the only time developer.service.hmrc.gov.uk was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 99.86.4.119 16509 (AMAZON-02)
1 8 99.86.4.10 16509 (AMAZON-02)
2 2a00:1450:400... 15169 (GOOGLE)
1 2001:4860:480... 15169 (GOOGLE)
11 4
Apex Domain
Subdomains		 Transfer
9 hmrc.gov.uk
developer.service.hmrc.gov.uk
150 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 35
193 KB
1 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2462
265 B
0 service.gov.uk Failed
www.tax.service.gov.uk Failed
11 4
Domain Requested by
9 developer.service.hmrc.gov.uk 2 redirects developer.service.hmrc.gov.uk
2 www.googletagmanager.com developer.service.hmrc.gov.uk
www.googletagmanager.com
1 region1.google-analytics.com www.googletagmanager.com
0 www.tax.service.gov.uk Failed developer.service.hmrc.gov.uk
11 4
Subject Issuer Validity Valid
developer.service.hmrc.gov.uk
Amazon RSA 2048 M02		 2023-06-07 -
2024-07-06		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2023-10-23 -
2024-01-15		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://developer.service.hmrc.gov.uk/api-documentation
Frame ID: D584B60B851951412A779CBA3935619C
Requests: 11 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

HMRC Developer Hub - GOV.UK

Page URL History Show full URLs

  1. http://developer.service.hmrc.gov.uk/ HTTP 301
    https://developer.service.hmrc.gov.uk/ HTTP 301
    https://developer.service.hmrc.gov.uk/api-documentation Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <body[^>]+govuk-template__body
  • <a[^>]+govuk-link
  • govuk-frontend(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • <[^>]+class="[^"]*(?:uk-container|uk-section)
Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Page Statistics

11
Requests

91 %
HTTPS

50 %
IPv6

4
Domains

4
Subdomains

4
IPs

2
Countries

342 kB
Transfer

1194 kB
Size

4
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://developer.service.hmrc.gov.uk/ HTTP 301
    https://developer.service.hmrc.gov.uk/ HTTP 301
    https://developer.service.hmrc.gov.uk/api-documentation Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

11 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request api-documentation
developer.service.hmrc.gov.uk/
Redirect Chain
  • http://developer.service.hmrc.gov.uk/
  • https://developer.service.hmrc.gov.uk/
  • https://developer.service.hmrc.gov.uk/api-documentation
16 KB
5 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://developer.service.hmrc.gov.uk/api-documentation
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.10 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-10.fra6.r.cloudfront.net
Software
/
Resource Hash
c4df918ac298a197a69e7aa5de8b0787cdddfb0941afc6ccfb248dfd45f411f8
Security Headers
Name Value
Content-Security-Policy script-src 'nonce-A51eD56m9HSK+MqBmDZKzQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
no-cache,no-store,max-age=0
content-encoding
gzip
content-security-policy
script-src 'nonce-A51eD56m9HSK+MqBmDZKzQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
content-type
text/html; charset=UTF-8
date
Thu, 23 Nov 2023 13:46:24 GMT
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Accept-Encoding
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-amz-cf-id
vntXCTBlj0wUEZBdOmYX4eprLNQJ5R--QNPjFYLHThH9fZeWStn0cA==
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-content-type-options
nosniff
x-envoy-upstream-service-time
16
x-frame-options
SAMEORIGIN
x-permitted-cross-domain-policies
master-only
x-xss-protection
1; mode=block

Redirect headers

content-length
162
content-type
text/html
date
Thu, 23 Nov 2023 13:46:24 GMT
location
https://developer.service.hmrc.gov.uk/api-documentation
strict-transport-security
max-age=31536000; includeSubDomains; preload
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-amz-cf-id
WJ0TXGUXIkYyP4NkVY5hMHpSSQJ9uLDO5q703T8_ZSnqxaaAwD5iIg==
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
9d053f757661e2e0385dab07bad7185e-main.css
developer.service.hmrc.gov.uk/api-documentation/assets/css/ 		172 KB
23 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://developer.service.hmrc.gov.uk/api-documentation/assets/css/9d053f757661e2e0385dab07bad7185e-main.css
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/api-documentation
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.10 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-10.fra6.r.cloudfront.net
Software
/
Resource Hash
ca575aa857600c8a00e0ad5ba9e4a07a58204513b2a794ccb36d1ff4d1eaf0b4
Security Headers
Name Value
Content-Security-Policy script-src 'nonce-NiY91Ri0Reyt4IaU1jlYmQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://developer.service.hmrc.gov.uk/api-documentation
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Thu, 23 Nov 2023 13:46:24 GMT
content-security-policy
script-src 'nonce-NiY91Ri0Reyt4IaU1jlYmQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-encoding
gzip
x-permitted-cross-domain-policies
master-only
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-envoy-upstream-service-time
6
x-xss-protection
1; mode=block
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 01 Jan 2010 00:00:00 GMT
etag
W/"9d053f757661e2e0385dab07bad7185e"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
tdyV_sRIiyRD3NKmP_dSsGiAT9D4lIY16c5Jaul6dZ5KckYzLKIL2A==
tracking.js
developer.service.hmrc.gov.uk/tracking-consent/ 		45 KB
15 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://developer.service.hmrc.gov.uk/tracking-consent/tracking.js
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/api-documentation
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.10 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-10.fra6.r.cloudfront.net
Software
/
Resource Hash
32248415d61a01c9ccdb9accd0d720ec62185987dc04ba31f2f9645c48abe8a8
Security Headers
Name Value
Content-Security-Policy script-src 'nonce-GLFqF27ItzhvrsCF/+gPfA==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/tracking-consent-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://developer.service.hmrc.gov.uk/api-documentation
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Thu, 23 Nov 2023 13:46:24 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy
script-src 'nonce-GLFqF27ItzhvrsCF/+gPfA==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/tracking-consent-frontend; object-src 'none'; base-uri 'none'
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-permitted-cross-domain-policies
master-only
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-envoy-upstream-service-time
4
content-length
14141
x-xss-protection
1; mode=block
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 01 Jan 2010 00:00:00 GMT
etag
"d29caf426f79f596abfdf54a1144bde261e735a4"
vary
Accept-Encoding,Origin
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=60
accept-ranges
bytes
x-amz-cf-id
wAQAW35loyYqdPTMWj2fMD-MDMqPCbK90ENvZVN4qCoe8C7nXSQLTg==
1795702145bd9f95998d5f5a16263540-all.js
developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/ 		163 KB
37 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/1795702145bd9f95998d5f5a16263540-all.js
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/api-documentation
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.10 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-10.fra6.r.cloudfront.net
Software
/
Resource Hash
eaf38b6d28e4b65c30be2ac7d2013d2f0e50f2cff4584c5665901bd0f44f79e6
Security Headers
Name Value
Content-Security-Policy script-src 'nonce-OF1dpl/ZZ+OWI04xyVUlPw==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://developer.service.hmrc.gov.uk/api-documentation
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Thu, 23 Nov 2023 13:46:24 GMT
content-security-policy
script-src 'nonce-OF1dpl/ZZ+OWI04xyVUlPw==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-encoding
gzip
x-permitted-cross-domain-policies
master-only
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-envoy-upstream-service-time
4
x-xss-protection
1; mode=block
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 01 Jan 2010 00:00:00 GMT
etag
W/"1795702145bd9f95998d5f5a16263540"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
e9V0m_bxguGulEUbdvX03FjGEJg4fF540a_6RqgxydrilFKTEf7UhA==
api-documentation-frontend
www.tax.service.gov.uk/content-security-policy-reports/ 		0
0
gtm.js
www.googletagmanager.com/ 		472 KB
105 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-P39VTVL
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/tracking-consent/tracking.js
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
Google Tag Manager /
Resource Hash
088b8b00176efa76714cde7d0f734ced056c404e061b630596f9aa30e09f7a47
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://developer.service.hmrc.gov.uk/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Thu, 23 Nov 2023 13:46:24 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
106919
x-xss-protection
0
last-modified
Thu, 23 Nov 2023 12:00:00 GMT
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Thu, 23 Nov 2023 13:46:24 GMT
govuk-crest.png
developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/assets/images/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/assets/images/govuk-crest.png
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/api-documentation/assets/css/9d053f757661e2e0385dab07bad7185e-main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.10 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-10.fra6.r.cloudfront.net
Software
/
Resource Hash
bb9e22aff7881b895c2ceb41d9340804451c474b883f09fe1b4026e76456f44b
Security Headers
Name Value
Content-Security-Policy script-src 'nonce-Lon4TdWJDXNhllLeP0cpUQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://developer.service.hmrc.gov.uk/api-documentation/assets/css/9d053f757661e2e0385dab07bad7185e-main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Thu, 23 Nov 2023 13:46:24 GMT
content-security-policy
script-src 'nonce-Lon4TdWJDXNhllLeP0cpUQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-envoy-upstream-service-time
5
content-length
3584
x-xss-protection
1; mode=block
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 01 Jan 2010 00:00:00 GMT
etag
"bcd5768bd7721641ee71ba103bb38900"
x-frame-options
SAMEORIGIN
content-type
image/png
cache-control
public, max-age=3600
accept-ranges
bytes
x-amz-cf-id
ebeAvOcM79luKOEojpvy0ROK38oh5pN5rTCP_gwTvSHGLJMsicPCqQ==
light-94a07e06a1-v2.woff2
developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/assets/fonts/ 		33 KB
33 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/assets/fonts/light-94a07e06a1-v2.woff2
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/api-documentation/assets/css/9d053f757661e2e0385dab07bad7185e-main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.10 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-10.fra6.r.cloudfront.net
Software
/
Resource Hash
eedfb3c2f7945caebd0b15522b59d6c7f01be17fecd6102fd76452ad4042f7b0
Security Headers
Name Value
Content-Security-Policy script-src 'nonce-lMG3JUPlQTxU52BqfXm78g==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://developer.service.hmrc.gov.uk/api-documentation/assets/css/9d053f757661e2e0385dab07bad7185e-main.css
Origin
https://developer.service.hmrc.gov.uk
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/119.0.6045.159 Safari/537.36

Response headers

date
Thu, 23 Nov 2023 13:46:24 GMT
content-security-policy
script-src 'nonce-lMG3JUPlQTxU52BqfXm78g==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
via
1.1 9bca546700a965c9c77ef5b8dbe65cc4.cloudfront.net (CloudFront)
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
x-envoy-upstream-service-time
4
content-length
33382
x-xss-protection
1; mode=block
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 01 Jan 2010 00:00:00 GMT
etag
"94a07e06a104e76fe40583f74b204aee"
x-frame-options
SAMEORIGIN
content-type
font/woff2
cache-control
public, max-age=3600
accept-ranges
bytes
x-amz-cf-id
tRpkPWPYQd1naX1pWDJvB5t8YdXtGgh58wHwytSyHSjtASRpmBB42Q==
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32 KB 		Font
General
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Full URL
https://developer.service.hmrc.gov.uk/api-documentation/assets/lib/govuk-frontend/govuk/assets/fonts/bold-b542beb274-v2.woff2
Requested by
Host: developer.service.hmrc.gov.uk
URL: https://developer.service.hmrc.gov.uk/api-documentation/assets/css/9d053f757661e2e0385dab07bad7185e-main.css
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TLS 1.3, , AES_128_GCM
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Strict-Transport-Security max-age=31536000; includeSubDomains; preload
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Response headers

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content-security-policy
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https://www.googletagmanager.com/gtag/js?id=G-RYLL33PS0H&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
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User-Agent
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date
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content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
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vary
Accept-Encoding
content-type
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Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-RYLL33PS0H&l=dataLayer&cx=c
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accept-language
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Referer
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User-Agent
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Response headers

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server
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text/plain
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Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
www.tax.service.gov.uk
URL
https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend

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.

object| documentPictureInPicture object| dataLayer object| optimizely object| trackingConsent object| GOVUKFrontend object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal

4 Cookies

Domain/Path Name / Value
developer.service.hmrc.gov.uk/ Name: mdtpdi
Value: mdtpdi#d111e4c5-e6b2-449a-9913-f4c14e24ec4d#1700747184323_rxkOGOaQQtSlCTrWL2dKcg==
developer.service.hmrc.gov.uk/ Name: mdtp
Value: GEfMEW/tB9ds8Oaz7gpttzRPdsu5TGsxYghG0lMjvt9MBU3VJT0wIzVsbo4FJYKwo50EYQmWAIT+/7+5KUJxgiTil03fxaBk3nSA6u4rIcT8JMTF4GR7QQ90s8WmLnwFdKqU5MN4gPi2hWlJp5dHpQ2pom3gX7WEDr7MbaWHM/JqQL51XDzTpG22IL+7DGP/
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Value: GS1.5.1700747185.1.0.1700747185.0.0.0

1 Console Messages

Source Level URL
Text
network error URL: https://developer.service.hmrc.gov.uk/api-documentation-frontend
Message:
Failed to load resource: net::ERR_FAILED

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
Content-Security-Policy script-src 'nonce-A51eD56m9HSK+MqBmDZKzQ==' 'unsafe-inline' 'strict-dynamic' https: http:; report-uri https://www.tax.service.gov.uk/content-security-policy-reports/api-documentation-frontend; object-src 'none'; base-uri 'none'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block