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cdn.polyfill.io Open in urlscan Pro
2a04:4e42:3::621  Public Scan

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Submitted URL: http://img1.wsimg.com/poly/v2/polyfill.min.js
Effective URL: https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738
Submission: On April 14 via manual from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 1 IPs in 2 countries across 2 domains to perform 1 HTTP transactions. The main IP is 2a04:4e42:3::621, located in Ascension Island and belongs to FASTLY, US. The main domain is cdn.polyfill.io.
TLS certificate: Issued by GlobalSign CloudSSL CA - SHA256 - G3 on May 29th 2019. Valid for: a year.
This is the only time cdn.polyfill.io was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 23.2.230.241 16625 (AKAMAI-AS)
1 2a04:4e42:3::621 54113 (FASTLY)
1 1
Apex Domain
Subdomains		 Transfer
1 polyfill.io
cdn.polyfill.io
619 B
1 wsimg.com
img1.wsimg.com
406 B
1 2
Domain Requested by
1 cdn.polyfill.io
1 img1.wsimg.com 1 redirects
1 2

This site contains no links.

Subject Issuer Validity Valid
f3.shared.global.fastly.net
GlobalSign CloudSSL CA - SHA256 - G3		 2019-05-29 -
2020-04-23		 a year crt.sh

This page contains 1 frames:

Primary Page: https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738
Frame ID: 4F07FB6E210A5364D9D371EC99196182
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page URL History Show full URLs

  1. http://img1.wsimg.com/poly/v2/polyfill.min.js HTTP 301
    https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738 Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • html /<link[^>]+?href="[^"]*bootstrap(?:\.min)?\.css/i

Page Statistics

1
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

1
IPs

2
Countries

1 kB
Transfer

0 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://img1.wsimg.com/poly/v2/polyfill.min.js HTTP 301
    https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

1 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request polyfill.min.js
cdn.polyfill.io/v2/
Redirect Chain
  • http://img1.wsimg.com/poly/v2/polyfill.min.js
  • https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738
222 B
619 B 		Document
General
Check archive.org
Download Go to
Full URL
https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42:3::621 , Ascension Island, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
cae897bdde94867960ad284a56b1631296eaceddf5710a2857127ca0aa2777d3
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
X-Content-Type-Options nosniff

Request headers

:method
GET
:authority
cdn.polyfill.io
:scheme
https
:path
/v2/polyfill.min.js?&vary=238642738
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,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 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

status
200
access-control-allow-origin
*
access-control-allow-methods
GET,HEAD,OPTIONS
cache-control
public, s-maxage=31536000, max-age=604800, stale-while-revalidate=604800, stale-if-error=604800
content-type
text/javascript; charset=utf-8
last-modified
Thu, 19 Mar 2020 17:46:14 GMT
content-encoding
br
server-timing
HIT, fastly;desc="Edge time";dur=0 HIT-CLUSTER, fastly;desc="Edge time";dur=1
request_came_from_shield
FRA
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubdomains; preload
referrer-policy
origin-when-cross-origin
timing-allow-origin
*
normalized-user-agent
chrome/74.0.0
detected-user-agent
Chrome Mobile/74.0.3729
accept-ranges
bytes
date
Tue, 14 Apr 2020 18:29:49 GMT
age
2248573
content-length
126

Redirect headers

Retry-After
0
Location
https://cdn.polyfill.io/v2/polyfill.min.js?&vary=238642738
Content-Length
0
Accept-Ranges
bytes
Server-Timing
HIT-SYNTH, fastly;desc="Edge time";dur=0
Cache-Control
max-age=172800
Expires
Thu, 16 Apr 2020 18:29:49 GMT
Date
Tue, 14 Apr 2020 18:29:49 GMT
Connection
keep-alive
Timing-Allow-Origin
*
Access-Control-Allow-Origin
*

Verdicts & Comments Add Verdict or Comment

2 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| onformdata object| onpointerrawupdate

0 Cookies

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; includeSubdomains; preload
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.

cdn.polyfill.io
img1.wsimg.com
23.2.230.241
2a04:4e42:3::621
cae897bdde94867960ad284a56b1631296eaceddf5710a2857127ca0aa2777d3