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app.perchsecurity.com Open in urlscan Pro
99.86.243.31  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: https://app.perchsecurity.com/perchybana/#/discover?_g=(refreshInterval:(display:Off,pause:!f,value:0),time:(from:'2020-03-18T...
Effective URL: https://app.perchsecurity.com/perchybana/
Submission: On March 18 via manual from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 2 countries across 4 domains to perform 11 HTTP transactions. The main IP is 99.86.243.31, located in Seattle, United States and belongs to AMAZON-02, US. The main domain is app.perchsecurity.com.
TLS certificate: Issued by Amazon on September 16th 2019. Valid for: a year.
This is the only time app.perchsecurity.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
4 99.86.243.31 16509 (AMAZON-02)
2 2a00:1450:400... 15169 (GOOGLE)
2 3.223.58.38 14618 (AMAZON-AES)
1 35.188.42.15 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
11 6
4    99.86.243.31 (Seattle, United States)

ASN16509 (AMAZON-02, US)
PTR: server-99-86-243-31.vie50.r.cloudfront.net
app.perchsecurity.com
2    2a00:1450:4001:808::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
2    3.223.58.38 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-223-58-38.compute-1.amazonaws.com
matomo.perchsecurity.com
1    35.188.42.15 (United States)

ASN15169 (GOOGLE, US)
PTR: 15.42.188.35.bc.googleusercontent.com
sentry.io
1    2a00:1450:4001:815::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
Domain Requested by
4 app.perchsecurity.com app.perchsecurity.com
2 matomo.perchsecurity.com app.perchsecurity.com
2 fonts.googleapis.com app.perchsecurity.com
1 fonts.gstatic.com app.perchsecurity.com
1 sentry.io app.perchsecurity.com
11 5

This site contains no links.

Subject Issuer Validity Valid
*.perchsecurity.com
Amazon		 2019-09-16 -
2020-10-16		 a year crt.sh
*.storage.googleapis.com
GTS CA 1O1		 2020-03-03 -
2020-05-26		 3 months crt.sh
sentry.io
DigiCert SHA2 Secure Server CA		 2017-03-24 -
2020-06-21		 3 years crt.sh
*.google.com
GTS CA 1O1		 2020-02-25 -
2020-05-19		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://app.perchsecurity.com/perchybana/
Frame ID: 776AC8C2FB033E8F5A95D86E93C60A47
Requests: 11 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Statistics

11
Requests

91 %
HTTPS

40 %
IPv6

4
Domains

5
Subdomains

6
IPs

2
Countries

1040 kB
Transfer

4300 kB
Size

2
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

11 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
app.perchsecurity.com/perchybana/ 		1 KB
934 B 		Document
General
Check archive.org
Download Go to
Full URL
https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
99.86.243.31 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-243-31.vie50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
67cb488f2bec8c14072251274969eb54edfac569a6f553fa2b4d53ac077ee932

Request headers

:method
GET
:authority
app.perchsecurity.com
:scheme
https
:path
/perchybana/
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
sec-fetch-dest
document
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
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
Sec-Fetch-Dest
document

Response headers

status
200
content-type
text/html
date
Wed, 18 Mar 2020 14:20:06 GMT
last-modified
Wed, 18 Mar 2020 02:34:57 GMT
server
AmazonS3
content-encoding
gzip
vary
Accept-Encoding
x-cache
Error from cloudfront
via
1.1 a243c19b86829b9271d382d92416109c.cloudfront.net (CloudFront)
x-amz-cf-pop
VIE50-C1
x-amz-cf-id
9LUSRyD6oxdl6K1Rt4f7uinxvPR3p17iZeBUaO00hBnbVal6Wkckvg==
css
fonts.googleapis.com/ 		20 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Roboto|Roboto:b,i,bi|Roboto+Condensed|Roboto+Condensed:b,i,bi
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:808::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
c318da2be938105518c95e392e8cf9a1360ea9af18ac60fb8ef0d3ea39c34dd2
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://app.perchsecurity.com/perchybana/
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
Sec-Fetch-Dest
style

Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
status
200
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,h3-T050=":443"; ma=2592000
x-xss-protection
0
last-modified
Wed, 18 Mar 2020 14:20:05 GMT
server
ESF
date
Wed, 18 Mar 2020 14:20:05 GMT
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Wed, 18 Mar 2020 14:20:05 GMT
css
fonts.googleapis.com/ 		2 KB
630 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Roboto+Mono
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:808::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
a54648bdc1b05c77c59e0db5b84cfe24d2df01f378a2fbd5377e21baded62e2a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://app.perchsecurity.com/perchybana/
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
Sec-Fetch-Dest
style

Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
status
200
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,h3-T050=":443"; ma=2592000
x-xss-protection
0
last-modified
Wed, 18 Mar 2020 14:20:05 GMT
server
ESF
date
Wed, 18 Mar 2020 14:20:05 GMT
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Wed, 18 Mar 2020 14:20:05 GMT
vendors~perch.ea9558bf.bundle.js
app.perchsecurity.com/ 		2 MB
647 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://app.perchsecurity.com/vendors~perch.ea9558bf.bundle.js
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
99.86.243.31 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-243-31.vie50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
63dac75943ea5844209bc7cce2d83d01e24f29acec0cf8671a57ed3c4197e47b

Request headers

Referer
https://app.perchsecurity.com/perchybana/
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
Sec-Fetch-Dest
script

Response headers

date
Wed, 18 Mar 2020 14:20:07 GMT
content-encoding
gzip
last-modified
Tue, 17 Mar 2020 22:57:43 GMT
server
AmazonS3
x-amz-cf-pop
VIE50-C1
vary
Accept-Encoding
x-cache
Miss from cloudfront
content-type
application/javascript
status
200
x-amz-cf-id
XOclI0V2j-vLRY1x8COjHR3AnLYjFNxdjGbVE0PDHkokJWtgPjgNQw==
via
1.1 a243c19b86829b9271d382d92416109c.cloudfront.net (CloudFront)
perch.6821ec70.bundle.js
app.perchsecurity.com/ 		2 MB
312 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://app.perchsecurity.com/perch.6821ec70.bundle.js
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
99.86.243.31 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-243-31.vie50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
fc2f2ecd993a4c136e37281edf87b2985ad7eb4bce016a68c5d62fd7c2461435

Request headers

Referer
https://app.perchsecurity.com/perchybana/
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
Sec-Fetch-Dest
script

Response headers

date
Wed, 18 Mar 2020 14:20:07 GMT
content-encoding
gzip
last-modified
Wed, 18 Mar 2020 02:34:57 GMT
server
AmazonS3
x-amz-cf-pop
VIE50-C1
vary
Accept-Encoding
x-cache
Miss from cloudfront
content-type
application/javascript
status
200
x-amz-cf-id
VRSHWJN3Wzy7ecIA9sU9aidCEbllDYFLYuPv18W5Xp4M9qPjefStvg==
via
1.1 a243c19b86829b9271d382d92416109c.cloudfront.net (CloudFront)
piwik.js
matomo.perchsecurity.com/ 		67 KB
23 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://matomo.perchsecurity.com/piwik.js
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.223.58.38 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-223-58-38.compute-1.amazonaws.com
Software
Apache/2.4.25 (Debian) /
Resource Hash
ad2c5ecd660a0a5dff000926a75fe4b13cafa7849ad1e85c36676f1a120e013a

Request headers

Referer
https://app.perchsecurity.com/perchybana/
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
Sec-Fetch-Dest
script

Response headers

date
Wed, 18 Mar 2020 14:20:06 GMT
content-encoding
gzip
last-modified
Wed, 12 Feb 2020 21:06:09 GMT
server
Apache/2.4.25 (Debian)
etag
"10d53-59e6757782639-gzip"
vary
Accept-Encoding
content-type
application/javascript
status
200
accept-ranges
bytes
content-length
23351
piwik.php
matomo.perchsecurity.com/ 		43 B
171 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://matomo.perchsecurity.com/piwik.php?action_name=Perch%20-%20See%20farther&idsite=1&rec=1&r=839772&h=15&m=20&s=6&url=https%3A%2F%2Fapp.perchsecurity.com%2Fperchybana%2F%23%2Fdiscover%3F_g%3D(refreshInterval%3A(display%3AOff%2Cpause%3A!f%2Cvalue%3A0)%2Ctime%3A(from%3A%272020-03-18T04%3A56%3A30Z%27%2Cmode%3Aabsolute%2Cto%3A%272020-03-18T05%3A16%3A30Z%27))%26_a%3D(columns%3A!(perch_company_name%2Cevent_type%2Csrc_ip%2Csrc_port%2Cdest_ip%2Cdest_port%2Cpayload_printable%2Cflow.bytes_toclient%2Cflow.bytes_toserver)%2Cindex%3A%27*-records%27%2Cinterval%3Aauto%2Cquery%3A(language%3Akuery%2Cquery%3A%2710.20.14.217%20AND%2013.249.43.109%27)%2Csort%3A!(!(timestamp%2Cdesc)))&_id=2ac1d1029dd9e42d&_idts=1584541206&_idvc=1&_idn=0&_refts=0&_viewts=1584541206&send_image=1&cookie=1&res=1600x1200&gt_ms=1052&pv_id=ry5A5K
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.223.58.38 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-223-58-38.compute-1.amazonaws.com
Software
Apache/2.4.25 (Debian) / PHP/7.1.19
Resource Hash
548f2d6f4d0d820c6c5ffbeffcbd7f0e73193e2932eefe542accc84762deec87

Request headers

Referer
https://app.perchsecurity.com/perchybana/
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
Sec-Fetch-Dest
image

Response headers

status
200
date
Wed, 18 Mar 2020 14:20:06 GMT
cache-control
no-store
server
Apache/2.4.25 (Debian)
x-powered-by
PHP/7.1.19
content-length
43
content-type
image/gif
1e6a7f4f-4ff2-427d-8e6d-21d713a76f0c
https://app.perchsecurity.com/ 		60 KB
0 		Stylesheet
General
Check archive.org
Download Go to
Full URL
blob:https://app.perchsecurity.com/1e6a7f4f-4ff2-427d-8e6d-21d713a76f0c
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/vendors~perch.ea9558bf.bundle.js
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
8ea8438be9502009a5325917adf90bcee87e475539a780107cbcd450aa1c2a44

Request headers

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
Sec-Fetch-Dest
style

Response headers

Content-Length
61404
Content-Type
text/css
/
sentry.io/api/1200022/store/ 		41 B
451 B 		Fetch
General
Check archive.org
Download Go to
Full URL
https://sentry.io/api/1200022/store/?sentry_key=dbcc9b8b685144cb894952e5577b53d4&sentry_version=7
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/vendors~perch.ea9558bf.bundle.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
35.188.42.15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
15.42.188.35.bc.googleusercontent.com
Software
nginx /
Resource Hash
3f3c927a184a12bb1f3c55eb5214a89a15665d655bb7c634529f39e9b03ba975
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://app.perchsecurity.com/
Origin
https://app.perchsecurity.com
Sec-Fetch-Dest
empty
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
Content-Type
text/plain;charset=UTF-8

Response headers

Date
Wed, 18 Mar 2020 14:20:07 GMT
vary
Origin
Server
nginx
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Content-Type
application/json
access-control-allow-origin
https://app.perchsecurity.com
access-control-expose-headers
x-sentry-error, retry-after, x-sentry-rate-limits
x-envoy-upstream-service-time
1
Connection
keep-alive
Content-Length
41
MaterialIcons-Regular.woff2
app.perchsecurity.com/assets/fonts/ 		43 KB
44 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://app.perchsecurity.com/assets/fonts/MaterialIcons-Regular.woff2
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
99.86.243.31 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-243-31.vie50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
a87d66c91b2e7dc5530aef76c03bd6a3d25ea5826110bf4803b561b811cc8726

Request headers

Referer
https://app.perchsecurity.com/perchybana/
Origin
https://app.perchsecurity.com
Sec-Fetch-Dest
font
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

date
Wed, 18 Mar 2020 14:20:08 GMT
via
1.1 a243c19b86829b9271d382d92416109c.cloudfront.net (CloudFront)
x-amz-cf-pop
VIE50-C1
x-cache
Miss from cloudfront
status
200
content-length
44300
last-modified
Sat, 25 May 2019 20:42:55 GMT
server
AmazonS3
etag
"570eb83859dc23dd0eec423a49e147fe"
access-control-max-age
300
access-control-allow-methods
GET
content-type
application/octet-stream
access-control-allow-origin
https://app.perchsecurity.com
access-control-allow-credentials
true
accept-ranges
bytes
x-amz-cf-id
Y_YQW_EhSWQYlBoqRGSYmQO5E7m-5_dQXfSiSf2F0lhGv7rUlcSyUw==
KFOmCnqEu92Fr1Mu4mxKKTU1Kg.woff2
fonts.gstatic.com/s/roboto/v20/ 		11 KB
11 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v20/KFOmCnqEu92Fr1Mu4mxKKTU1Kg.woff2
Requested by
Host: app.perchsecurity.com
URL: https://app.perchsecurity.com/perchybana/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:815::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
5d1bc9b443f3f81fa4b4ad4634c1bb9702194c1898e3a9de0ab5e2cdc0e9f479
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/css?family=Roboto|Roboto:b,i,bi|Roboto+Condensed|Roboto+Condensed:b,i,bi
Origin
https://app.perchsecurity.com
Sec-Fetch-Dest
font
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

date
Thu, 27 Feb 2020 08:47:06 GMT
x-content-type-options
nosniff
last-modified
Wed, 24 Jul 2019 01:18:50 GMT
server
sffe
age
1747981
content-type
font/woff2
status
200
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
access-control-allow-origin
*
content-length
11016
x-xss-protection
0
expires
Fri, 26 Feb 2021 08:47:06 GMT

Verdicts & Comments Add Verdict or Comment

17 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 object| _paq object| JSON_PIWIK object| Piwik object| Matomo object| AnalyticsTracker function| piwik_log object| webpackJsonp object| __core-js_shared__ object| core function| Mousetrap object| __SENTRY__ number| 2f1acc6c3a606b082e5eef5e54414ffb function| sprintf function| vsprintf function| _

2 Cookies

Domain/Path Name / Value
app.perchsecurity.com/ Name: _pk_ses.1.87fe
Value: 1
app.perchsecurity.com/ Name: _pk_id.1.87fe
Value: 2ac1d1029dd9e42d.1584541206.1.1584541206.1584541206.

1 Console Messages

Source Level URL
Text
console-api error URL: https://app.perchsecurity.com/vendors~perch.ea9558bf.bundle.js(Line 146)
Message:
TypeError: Cannot read property 'getItem' of null