Submitted URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
Effective URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Submission: On April 19 via api from CH

Summary

This website contacted 6 IPs in 1 countries across 4 domains to perform 40 HTTP transactions. The main IP is 52.6.46.142, located in Ashburn, United States and belongs to AMAZON-AES - Amazon.com, Inc., US. The main domain is news.greylock.com.
TLS certificate: Issued by COMODO RSA Domain Validation Secure S... on February 8th 2018. Valid for: a year.
This is the only time news.greylock.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 4 52.6.46.142 14618 (AMAZON-AES)
1 6 104.16.122.127 13335 (CLOUDFLAR...)
15 104.16.117.145 13335 (CLOUDFLAR...)
2 172.217.16.206 15169 (GOOGLE)
5 104.16.124.127 13335 (CLOUDFLAR...)
10 54.88.209.61 14618 (AMAZON-AES)
40 6
Domain Requested by
11 cdn-images-1.medium.com news.greylock.com
11 medium.com 1 redirects cdn-static-1.medium.com
news.greylock.com
10 collector-medium.lightstep.com cdn-static-1.medium.com
news.greylock.com
4 cdn-static-1.medium.com news.greylock.com
cdn-static-1.medium.com
4 news.greylock.com 1 redirects news.greylock.com
cdn-static-1.medium.com
2 www.google-analytics.com news.greylock.com
40 6
Subject Issuer Validity Valid
news.greylock.com
COMODO RSA Domain Validation Secure Server CA
2018-02-08 -
2019-02-08
a year crt.sh

This page contains 1 frames:

Primary Page: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Frame ID: ACB4995417F97F214ED1FE70B595C13
Requests: 40 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4 HTTP 302
    https://medium.com/m/global-identity?redirectUrl=https://news.greylock.com/our-investment-in-en... HTTP 302
    https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38 Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • script /medium\.com/i

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

Overall confidence: 100%
Detected patterns
  • script /google-analytics\.com\/(?:ga|urchin|(analytics))\.js/i
  • env /^gaGlobal$/i

Page Statistics

40
Requests

8 %
HTTPS

0 %
IPv6

4
Domains

6
Subdomains

6
IPs

1
Countries

1036 kB
Transfer

2935 kB
Size

10
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. https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4 HTTP 302
    https://medium.com/m/global-identity?redirectUrl=https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4 HTTP 302
    https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

40 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request our-investment-in-entrepreneur-first-5a0903f25bd4
news.greylock.com/
Redirect Chain
  • https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
  • https://medium.com/m/global-identity?redirectUrl=https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
  • https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
127 KB
27 KB
Document
General
Full URL
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.6.46.142 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-52-6-46-142.compute-1.amazonaws.com
Software
nginx / Medium
Resource Hash
dedd2f4710c8b0e3b26cf68d5e5c65c8ffae9b56b1bf3c9d6ed2ec4c02b7742d
Security Headers
Name Value
Content-Security-Policy default-src 'self'; connect-src https://localhost https://*.instapaper.com https://*.stripe.com https://*.paypal.com https://getpocket.com https://news.greylock.com https://*.news.greylock.com https://*.medium.com https://medium.com https://*.medium.com https://*.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://*.lightstep.com https://app.zencoder.com 'self'; font-src data: https://*.amazonaws.com https://*.medium.com https://glyph.medium.com https://medium.com https://*.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://use.typekit.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: medium: 'self'; img-src blob: data: https: 'self'; media-src https://*.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
X-Content-Type-Options nosniff
X-Frame-Options sameorigin
X-Xss-Protection 1; mode=block

Request headers

:path
/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
pragma
no-cache
accept-encoding
gzip, deflate
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
cache-control
no-cache
:authority
news.greylock.com
:scheme
https
:method
GET
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:53 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
33436-8815db3,8815db3dab7
status
200
x-xss-protection
1; mode=block
x-ua-compatible
IE=edge, Chrome=1
pragma
no-cache
x-obvious-tid
1524165472654:b3a47f15ee83
server
nginx
tk
T
x-frame-options
sameorigin
content-type
text/html; charset=utf-8
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-security-policy
default-src 'self'; connect-src https://localhost https://*.instapaper.com https://*.stripe.com https://*.paypal.com https://getpocket.com https://news.greylock.com https://*.news.greylock.com https://*.medium.com https://medium.com https://*.medium.com https://*.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://*.lightstep.com https://app.zencoder.com 'self'; font-src data: https://*.amazonaws.com https://*.medium.com https://glyph.medium.com https://medium.com https://*.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://use.typekit.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: medium: 'self'; img-src blob: data: https: 'self'; media-src https://*.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
set-cookie
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link
<https://medium.com/humans.txt>; rel="humans"
expires
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Redirect headers

date
Thu, 19 Apr 2018 19:17:52 GMT
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
33436-8815db3,8815db3dab7
status
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x-xss-protection
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x-ua-compatible
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pragma
no-cache
x-obvious-tid
1524165472425:91ff3abacbbc
server
cloudflare
x-frame-options
sameorigin
tk
T
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
application/octet-stream
location
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-security-policy
default-src 'self'; connect-src https://localhost https://*.instapaper.com https://*.stripe.com https://*.paypal.com https://getpocket.com https://medium.com:443 https://*.medium.com:443 https://*.medium.com https://medium.com https://*.medium.com https://*.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://*.lightstep.com https://app.zencoder.com 'self'; font-src data: https://*.amazonaws.com https://*.medium.com https://glyph.medium.com https://medium.com https://*.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://use.typekit.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: medium: 'self'; img-src blob: data: https: 'self'; media-src https://*.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
set-cookie
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cf-ray
40e1b6ba396f15a7-FRA
link
<https://medium.com/humans.txt>; rel="humans"
expires
Thu, 09 Sep 1999 09:09:09 GMT
main-branding-base.l-Cw4jeSbnup8GFnKwPPTQ.css
cdn-static-1.medium.com/_/fp/css/
476 KB
64 KB
Stylesheet
General
Full URL
https://cdn-static-1.medium.com/_/fp/css/main-branding-base.l-Cw4jeSbnup8GFnKwPPTQ.css
Requested by
Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
d466a9dcdf0d24a38651cbbb1d337c7c543be9ef423b386da26ebff36f67b7a5
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:53 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
x-amz-request-id
E1FB302948ED27C8
status
200
vary
Accept-Encoding
content-length
65322
x-amz-id-2
pnQxv93L3tCqW6kkay/rUPszqGKmDVyBSdw4FQgPfo8H1Y5+cQOzTz5jI5/65THUNuhyC958cEA=
last-modified
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server
cloudflare
etag
"c00c52beb89451314c88533d8b92359c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
text/css
cache-control
public, max-age=31536000
accept-ranges
bytes
cf-ray
40e1b6c18fb664bd-FRA
expires
Fri, 19 Apr 2019 19:17:53 GMT
analytics.js
www.google-analytics.com/
34 KB
14 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
SPDY
Server
172.217.16.206 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
fra16s08-in-f206.1e100.net
Software
Golfe2 /
Resource Hash
2218bbf47b340278b7b696dbe3af4eed89edffa709c19abd6747b18147c3a675
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 12 Apr 2018 18:13:11 GMT
server
Golfe2
age
2145
date
Thu, 19 Apr 2018 18:42:08 GMT
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=7200
timing-allow-origin
*
alt-svc
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content-length
14353
expires
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1*7q5XARdGp2XmB5llO9LUsw.png
cdn-images-1.medium.com/letterbox/524/72/50/50/
15 KB
15 KB
Image
General
Full URL
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Requested by
Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
2d6d1ca665e7bde05a59756c8f9189b7dff2bc7d32096367e9dd80c391879f5b
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:54 GMT
x-content-type-options
nosniff
cf-cache-status
MISS
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3116-5eacb79
status
200
vary
Accept-Encoding
content-length
15286
pragma
public
server
cloudflare
etag
"16.3"
expect-ct
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strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
40e1b6c1bfd164bd-FRA
expires
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1*rOfl61wtjFcajdosRBkc1g.png
cdn-images-1.medium.com/fit/c/120/120/
22 KB
23 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/120/120/1*rOfl61wtjFcajdosRBkc1g.png
Requested by
Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:53 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
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status
200
vary
Accept-Encoding
content-length
22808
pragma
public
server
cloudflare
etag
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expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
40e1b6c20ffb64bd-FRA
expires
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1*O_WcGo7S9o9ZvxHDGYKwuQ.jpeg
cdn-images-1.medium.com/max/1600/
258 KB
258 KB
Image
General
Full URL
https://cdn-images-1.medium.com/max/1600/1*O_WcGo7S9o9ZvxHDGYKwuQ.jpeg
Requested by
Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:53 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
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status
200
vary
Accept-Encoding
content-length
263826
pragma
public
server
cloudflare
etag
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expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/jpeg
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
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cf-ray
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expires
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1*9hoKV6bV1ogxkhGvgfm1EA.png
cdn-images-1.medium.com/fit/c/120/120/
4 KB
5 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/120/120/1*9hoKV6bV1ogxkhGvgfm1EA.png
Requested by
Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=611240470b38
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:53 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3097-5da4bf4
status
200
vary
Accept-Encoding
content-length
4271
pragma
public
server
cloudflare
etag
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expires
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reports
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310 B
XHR
General
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Host: news.greylock.com
URL: https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
Protocol
SPDY
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54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
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Software
/
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Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Referer
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Response headers

date
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status
200
access-control-allow-methods
POST
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
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access-control-allow-headers
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content-length
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placements
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XHR
General
Full URL
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Requested by
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URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.MfhZaM3HF7GhhrfiE7Jlmg.js
Protocol
SPDY
Server
104.16.124.127 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
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Resource Hash
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Security Headers
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Request headers

Access-Control-Request-Method
GET
Origin
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User-Agent
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Access-Control-Request-Headers
content-type,x-client-date,x-obvious-cid,x-opentracing,x-xsrf-token

Response headers

date
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x-content-type-options
nosniff
x-powered-by
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x-obvious-info
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status
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access-control-max-age
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x-xss-protection
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x-ua-compatible
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access-control-allow-headers
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x-obvious-tid
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server
cloudflare
x-frame-options
sameorigin
expect-ct
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strict-transport-security
max-age=15552000; includeSubDomains; preload
access-control-allow-methods
GET, POST, PUT, DELETE
access-control-allow-origin
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cache-control
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content-security-policy
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cf-ray
40e1b6c9edc426f0-FRA
link
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reports
collector-medium.lightstep.com/api/v0/
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194 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Requested by
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URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.MfhZaM3HF7GhhrfiE7Jlmg.js
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-88-209-61.compute-1.amazonaws.com
Software
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Request headers

Access-Control-Request-Method
POST
Origin
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User-Agent
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Access-Control-Request-Headers
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
access-control-allow-origin
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access-control-allow-methods
POST
content-type
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placements
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6 KB
XHR
General
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Protocol
SPDY
Server
104.16.122.127 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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Software
cloudflare / Medium
Resource Hash
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Security Headers
Name Value
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Request headers

X-Client-Date
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Origin
https://news.greylock.com
X-XSRF-Token
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Content-Type
application/json
X-Obvious-CID
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Accept
application/json
Referer
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x-opentracing
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
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status
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x-xss-protection
1; mode=block
x-ua-compatible
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pragma
no-cache
x-obvious-tid
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server
cloudflare
x-frame-options
sameorigin
tk
T
expect-ct
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strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
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access-control-allow-origin
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access-control-expose-headers
X-Xsrf-Token, X-Obvious-Cid, X-Client-Date, X-Obvious-Profiling, X-Diagnostics, x-opentracing
cache-control
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access-control-allow-credentials
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cf-ray
40e1b6cae82315a7-FRA
link
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expires
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reports
collector-medium.lightstep.com/api/v0/
112 B
310 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
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Software
/
Resource Hash
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Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Referer
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Origin
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Response headers

date
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status
200
access-control-allow-methods
POST
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
access-control-allow-headers
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content-length
112
reports
collector-medium.lightstep.com/api/v0/
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194 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Requested by
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URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.MfhZaM3HF7GhhrfiE7Jlmg.js
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
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Software
/
Resource Hash
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Request headers

Access-Control-Request-Method
POST
Origin
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User-Agent
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Access-Control-Request-Headers
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
access-control-allow-origin
*
access-control-allow-methods
POST
content-type
text/plain; charset=utf-8
status
200
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
content-length
0
reports
collector-medium.lightstep.com/api/v0/
112 B
310 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-88-209-61.compute-1.amazonaws.com
Software
/
Resource Hash
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Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Referer
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Origin
https://news.greylock.com
LightStep-Access-Token
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Content-Type
application/json

Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
status
200
access-control-allow-methods
POST
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
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access-control-allow-headers
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content-length
112
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2 KB
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General
Full URL
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Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
x-content-type-options
nosniff
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3116-5eacb79
status
200
content-length
1669
pragma
public
server
cloudflare
etag
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expect-ct
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strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
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access-control-allow-origin
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cache-control
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accept-ranges
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cf-ray
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expires
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1 KB
2 KB
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General
Full URL
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Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
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status
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vary
Accept-Encoding
content-length
1288
pragma
public
server
cloudflare
etag
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expect-ct
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strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/jpeg
access-control-allow-origin
*
cache-control
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accept-ranges
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cf-ray
40e1b6cfb9c364bd-FRA
expires
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1*gz4yuXRUrgkORzpnDYLKDw.jpeg
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1 KB
2 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/36/36/1*gz4yuXRUrgkORzpnDYLKDw.jpeg
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3106-943d6e9
status
200
vary
Accept-Encoding
content-length
1421
pragma
public
server
cloudflare
etag
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expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/jpeg
access-control-allow-origin
*
cache-control
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accept-ranges
bytes
cf-ray
40e1b6cfb9c464bd-FRA
expires
Sat, 19 May 2018 19:17:55 GMT
1*6Ra7aS7sLyfJ1DbUcoPZ0Q.jpeg
cdn-images-1.medium.com/fit/c/400/120/
14 KB
14 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/400/120/1*6Ra7aS7sLyfJ1DbUcoPZ0Q.jpeg
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3106-943d6e9
status
200
vary
Accept-Encoding
content-length
14043
pragma
public
server
cloudflare
etag
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expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/jpeg
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
40e1b6cfb9c564bd-FRA
expires
Sat, 19 May 2018 19:17:55 GMT
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20 KB
21 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/400/120/1*4ohq5mWCglkN6pzGj6iGmg.jpeg
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
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Security Headers
Name Value
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X-Content-Type-Options nosniff

Request headers

Referer
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User-Agent
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Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3105-4a5f7bd
status
200
vary
Accept-Encoding
content-length
20639
pragma
public
server
cloudflare
etag
"16.3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/jpeg
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
40e1b6cfb9c664bd-FRA
expires
Sat, 19 May 2018 19:17:55 GMT
1*w0cTwQJQLBChlJWHm12H1A.jpeg
cdn-images-1.medium.com/fit/c/400/120/
13 KB
13 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/400/120/1*w0cTwQJQLBChlJWHm12H1A.jpeg
Protocol
SPDY
Server
104.16.117.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
265d4ced241ae855bbe5cc45aaf79aad9602af09242f51f0360a5072b57534a5
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36

Response headers

date
Thu, 19 Apr 2018 19:17:55 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3107-f980a9b
status
200
vary
Accept-Encoding
content-length
12843
pragma
public
server
cloudflare
etag
"16.3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15552000; includeSubDomains; preload
content-type
image/jpeg
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
40e1b6cfb9c764bd-FRA
expires
Sat, 19 May 2018 19:17:55 GMT
reports
collector-medium.lightstep.com/api/v0/
0
194 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Requested by
Host: cdn-static-1.medium.com
URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.MfhZaM3HF7GhhrfiE7Jlmg.js
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-88-209-61.compute-1.amazonaws.com
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Access-Control-Request-Method
POST
Origin
https://news.greylock.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Access-Control-Request-Headers
content-type,lightstep-access-token

Response headers

date
Thu, 19 Apr 2018 19:17:56 GMT
access-control-allow-origin
*
access-control-allow-methods
POST
content-type
text/plain; charset=utf-8
status
200
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
content-length
0
reports
collector-medium.lightstep.com/api/v0/
112 B
310 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-88-209-61.compute-1.amazonaws.com
Software
/
Resource Hash
e52565dd78b296e0c8b7f077a35d9ae696b01c444cad74e2e1503e7d00f6afb6

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
Origin
https://news.greylock.com
LightStep-Access-Token
ce5be895bef60919541332990ac9fef2
Content-Type
application/json

Response headers

date
Thu, 19 Apr 2018 19:17:56 GMT
status
200
access-control-allow-methods
POST
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
content-length
112
batch
news.greylock.com/_/
115 B
1 KB
XHR
General
Full URL
https://news.greylock.com/_/batch
Requested by
Host: cdn-static-1.medium.com
URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.MfhZaM3HF7GhhrfiE7Jlmg.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.6.46.142 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-52-6-46-142.compute-1.amazonaws.com
Software
nginx / Medium
Resource Hash
39042b6a6495294e45514d359471dfbb01ace6952c1cc1e5e763101fad6e98a3
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options sameorigin
X-Xss-Protection 1; mode=block

Request headers

origin
https://news.greylock.com
x-xsrf-token
1
accept-encoding
gzip, deflate
x-obvious-cid
web
content-length
10639
:path
/_/batch
pragma
no-cache
x-client-date
1524165478799
user-agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
content-type
application/json
accept
application/json
cache-control
no-cache
:authority
news.greylock.com
referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
:scheme
https
:method
POST
X-Client-Date
1524165478799
Origin
https://news.greylock.com
X-XSRF-Token
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Content-Type
application/json
Accept
application/json
Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
X-Obvious-CID
web

Response headers

date
Thu, 19 Apr 2018 19:17:58 GMT
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
33436-8815db3,8815db3dab7
status
409
content-length
115
x-xss-protection
1; mode=block
x-ua-compatible
IE=edge, Chrome=1
pragma
no-cache
link
<https://medium.com/humans.txt>; rel="humans"
x-obvious-tid
1524165478856:be4febf4fa9a
server
nginx
x-frame-options
sameorigin
content-type
application/json; charset=utf-8
cache-control
no-cache, no-store, max-age=0, must-revalidate
set-cookie
uid=; path=/; expires=Thu, 19 Apr 2018 19:17:57 GMT; domain=news.greylock.com; secure; httponly sid=; path=/; expires=Thu, 19 Apr 2018 19:17:57 GMT; domain=news.greylock.com; secure; httponly uid=; path=/; expires=Thu, 19 Apr 2018 19:17:57 GMT; domain=.news.greylock.com; secure; httponly sid=; path=/; expires=Thu, 19 Apr 2018 19:17:57 GMT; domain=.news.greylock.com; secure; httponly uid=; path=/; expires=Thu, 19 Apr 2018 19:17:57 GMT; secure; httponly sid=; path=/; expires=Thu, 19 Apr 2018 19:17:57 GMT; secure; httponly
x-opentracing
{"ot-tracer-spanid":"3c8c8bac0e27ed60","ot-tracer-traceid":"692eeb3779748642","ot-tracer-sampled":"true"}
expires
Thu, 09 Sep 1999 09:09:09 GMT
reports
collector-medium.lightstep.com/api/v0/
0
194 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Requested by
Host: cdn-static-1.medium.com
URL: https://cdn-static-1.medium.com/_/fp/gen-js/main-base.bundle.MfhZaM3HF7GhhrfiE7Jlmg.js
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-88-209-61.compute-1.amazonaws.com
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Access-Control-Request-Method
POST
Origin
https://news.greylock.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Access-Control-Request-Headers
content-type,lightstep-access-token

Response headers

date
Thu, 19 Apr 2018 19:17:59 GMT
access-control-allow-origin
*
access-control-allow-methods
POST
content-type
text/plain; charset=utf-8
status
200
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
content-length
0
reports
collector-medium.lightstep.com/api/v0/
112 B
310 B
XHR
General
Full URL
https://collector-medium.lightstep.com/api/v0/reports
Protocol
SPDY
Server
54.88.209.61 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-88-209-61.compute-1.amazonaws.com
Software
/
Resource Hash
246d2928aaba8daece210618e0343a223668d16d420d728eeca9c1dcf7926c6a

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/65.0.3325.181 Safari/537.36
Referer
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4
Origin
https://news.greylock.com
LightStep-Access-Token
ce5be895bef60919541332990ac9fef2
Content-Type
application/json

Response headers

date
Thu, 19 Apr 2018 19:17:59 GMT
status
200
access-control-allow-methods
POST
content-type
application/json
access-control-allow-origin
*
access-control-allow-credentials
true
access-control-allow-headers
LightStep-Access-Token, Content-Type
content-length
112

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.

number| OB_startTime object| OB_loadErrors function| _onerror function| _asyncScript function| _asyncStyles function| ga function| obvInit object| GLOBALS object| gaplugins object| gaGlobal object| gaData object| _mdm object| PLOVR_MODULE_INFO object| PLOVR_MODULE_URIS boolean| PLOVR_MODULE_USE_DEBUG_MODE function| _resizeIframe object| __obv

10 Cookies

Domain/Path Name / Value
news.greylock.com/ Name: tz
Value: 0
news.greylock.com/ Name: lightstep_session_id
Value: 61b64eeef0e25305
news.greylock.com/ Name: lightstep_guid/medium-web
Value: bbf5055d9a1e685c
news.greylock.com/ Name: pr
Value: 1
.greylock.com/ Name: _ga
Value: GA1.2.2119796101.1524165474
news.greylock.com/ Name: sid
Value: 1:rWfOGPJ2Mno8mJiiTypSZdjfNCq0/mXROlCGSz/D9RCu0W2bYJ+Qk97h28EQ/Pq1
news.greylock.com/ Name: sz
Value: 1585
.greylock.com/ Name: _gat
Value: 1
.greylock.com/ Name: _gid
Value: GA1.2.104586964.1524165474
news.greylock.com/ Name: uid
Value: lo_nAMsBNh8EXwB

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 default-src 'self'; connect-src https://localhost https://*.instapaper.com https://*.stripe.com https://*.paypal.com https://getpocket.com https://news.greylock.com https://*.news.greylock.com https://*.medium.com https://medium.com https://*.medium.com https://*.algolia.net https://cdn-static-1.medium.com https://dnqgz544uhbo8.cloudfront.net https://cdn-videos-1.medium.com https://cdn-audio-1.medium.com https://*.lightstep.com https://app.zencoder.com 'self'; font-src data: https://*.amazonaws.com https://*.medium.com https://glyph.medium.com https://medium.com https://*.gstatic.com https://dnqgz544uhbo8.cloudfront.net https://use.typekit.net https://cdn-static-1.medium.com 'self'; frame-src chromenull: https: webviewprogressproxy: medium: 'self'; img-src blob: data: https: 'self'; media-src https://*.cdn.vine.co https://d1fcbxp97j4nb2.cloudfront.net https://d262ilb51hltx0.cloudfront.net https://*.medium.com https://gomiro.medium.com https://miro.medium.com https://pbs.twimg.com 'self' blob:; object-src 'self'; script-src 'unsafe-eval' 'unsafe-inline' about: https: 'self'; style-src 'unsafe-inline' data: https: 'self'; report-uri https://csp.medium.com
X-Content-Type-Options nosniff
X-Frame-Options sameorigin
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.

cdn-images-1.medium.com
cdn-static-1.medium.com
collector-medium.lightstep.com
medium.com
news.greylock.com
www.google-analytics.com
104.16.117.145
104.16.122.127
104.16.124.127
172.217.16.206
52.6.46.142
54.88.209.61
2218bbf47b340278b7b696dbe3af4eed89edffa709c19abd6747b18147c3a675
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812ae851619beabb34930e9f56c429ae44a37ab6a5ebb961d95a253df7e408ea
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84e84a48b6e52dc6859ce569bc3dc4bd548c575ada051fce4431a378592fe874
a23f695e09ca5f3c76af6099daa782a581e5c3b531805f0550762c117f473489
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d1d3658192ba5290c5edfd2b409636f6e8b185ce3781558d358356b4806aefb4
d466a9dcdf0d24a38651cbbb1d337c7c543be9ef423b386da26ebff36f67b7a5
dedd2f4710c8b0e3b26cf68d5e5c65c8ffae9b56b1bf3c9d6ed2ec4c02b7742d
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
e52565dd78b296e0c8b7f077a35d9ae696b01c444cad74e2e1503e7d00f6afb6