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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?unknown=polyfill&amp
Effective URL: https://cdn.polyfill.io/v2/polyfill.min.js?unknown=polyfill&amp&vary=1917810204
Submission: On January 27 via manual from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 1 IPs in 1 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 95.100.130.232 16625 (AKAMAI-AS)
1 2a04:4e42:3::621 54113 (FASTLY)
1 1
Apex Domain
Subdomains		 Transfer
1 polyfill.io
cdn.polyfill.io
563 B
1 wsimg.com
img1.wsimg.com
427 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?unknown=polyfill&amp&vary=1917810204
Frame ID: DD36A7DA7E6E3BA5AFFEAF3025F42116
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?unknown=polyfill&amp HTTP 301
    https://cdn.polyfill.io/v2/polyfill.min.js?unknown=polyfill&amp&vary=1917810204 Page URL

Page Statistics

1
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

1
IPs

1
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?unknown=polyfill&amp HTTP 301
    https://cdn.polyfill.io/v2/polyfill.min.js?unknown=polyfill&amp&vary=1917810204 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?unknown=polyfill&amp
  • https://cdn.polyfill.io/v2/polyfill.min.js?unknown=polyfill&amp&vary=1917810204
222 B
563 B 		Document
General
Check archive.org
Download Go to
Full URL
https://cdn.polyfill.io/v2/polyfill.min.js?unknown=polyfill&amp&vary=1917810204
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?unknown=polyfill&amp&vary=1917810204
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 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
sec-fetch-site
none
sec-fetch-mode
navigate
accept-encoding
gzip, deflate, br
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 Safari/537.36

Response headers

status
200
cache-control
public, s-maxage=31536000, max-age=604800, stale-while-revalidate=604800, stale-if-error=604800
content-type
text/javascript; charset=utf-8
content-encoding
br
etag
W/"7e-Lg1mQtlDtrujPBTtidtsoNmOeEQ"
server-timing
HIT-CLUSTER, fastly;desc="Edge time";dur=1 MISS-CLUSTER, fastly;desc="Edge time";dur=12
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/79.0.0
detected-user-agent
Chrome/79.0.3945
accept-ranges
bytes
date
Mon, 27 Jan 2020 18:20:17 GMT
age
4128525
vary
User-Agent, Accept-Encoding
content-length
126

Redirect headers

Retry-After
0
Location
https://cdn.polyfill.io/v2/polyfill.min.js?unknown=polyfill&amp&vary=1917810204
Content-Length
0
Accept-Ranges
bytes
Server-Timing
HIT-SYNTH, fastly;desc="Edge time";dur=0
Cache-Control
max-age=172800
Expires
Wed, 29 Jan 2020 18:20:17 GMT
Date
Mon, 27 Jan 2020 18:20:17 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
2a04:4e42:3::621
95.100.130.232
cae897bdde94867960ad284a56b1631296eaceddf5710a2857127ca0aa2777d3