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=8d58b100ff83
Submission: On April 23 via manual from IN

Summary

This website contacted 6 IPs in 1 countries across 4 domains to perform 40 HTTP transactions. The main IP is 52.1.173.203, 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 52.1.173.203 14618 (AMAZON-AES)
1 6 104.16.122.127 13335 (CLOUDFLAR...)
15 104.16.119.145 13335 (CLOUDFLAR...)
2 216.58.208.46 15169 (GOOGLE)
5 104.16.124.127 13335 (CLOUDFLAR...)
10 34.193.219.242 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
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=8d58b100ff83
Frame ID: 17256D1E84A13A8CBB1F033F882A2B0
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=8d58b100ff83 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

1035 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=8d58b100ff83 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=8d58b100ff83
127 KB
27 KB
Document
General
Full URL
https://news.greylock.com/our-investment-in-entrepreneur-first-5a0903f25bd4?gi=8d58b100ff83
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.1.173.203 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-52-1-173-203.compute-1.amazonaws.com
Software
nginx / Medium
Resource Hash
efce8c56a02f1933cb603ebf9090bda43462526c0554b9e082fad7322c9ff6cc
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=8d58b100ff83
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
Mon, 23 Apr 2018 03:15:26 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
33444-4e728ff,4e728ff95e9
status
200
x-xss-protection
1; mode=block
x-ua-compatible
IE=edge, Chrome=1
pragma
no-cache
x-obvious-tid
1524453325842:769764d01fd8
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
Mon, 23 Apr 2018 03:15:25 GMT
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
33444-4e728ff,4e728ff95e9
status
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x-xss-protection
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x-ua-compatible
IE=edge, Chrome=1
pragma
no-cache
x-obvious-tid
1524453325619:21056bb73f0e
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=8d58b100ff83
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
40fd2a62fbe015ad-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=8d58b100ff83
Protocol
SPDY
Server
104.16.119.145 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=8d58b100ff83
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
Mon, 23 Apr 2018 03:15:26 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
40fd2a6a7cfd268a-FRA
expires
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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=8d58b100ff83
Protocol
SPDY
Server
216.58.208.46 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
fra15s12-in-f46.1e100.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=8d58b100ff83
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
1160
date
Mon, 23 Apr 2018 02:56:06 GMT
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=7200
timing-allow-origin
*
alt-svc
hq=":443"; ma=2592000; quic=51303433; quic=51303432; quic=51303431; quic=51303339; quic=51303335,quic=":443"; ma=2592000; v="43,42,41,39,35"
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=8d58b100ff83
Protocol
SPDY
Server
104.16.119.145 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=8d58b100ff83
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
Mon, 23 Apr 2018 03:15:26 GMT
x-content-type-options
nosniff
cf-cache-status
MISS
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3121-05861b2
status
200
vary
Accept-Encoding
content-length
15286
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/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
40fd2a6a7d01268a-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=8d58b100ff83
Protocol
SPDY
Server
104.16.119.145 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=8d58b100ff83
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
Mon, 23 Apr 2018 03:15:26 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3103-ddb-08f8129
status
200
vary
Accept-Encoding
content-length
22808
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/png
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
cf-ray
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expires
Wed, 23 May 2018 03:15:26 GMT
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=8d58b100ff83
Protocol
SPDY
Server
104.16.119.145 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=8d58b100ff83
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
Mon, 23 Apr 2018 03:15:27 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3121-05861b2
status
200
vary
Accept-Encoding
content-length
263826
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
40fd2a6abd08268a-FRA
expires
Wed, 23 May 2018 03:15:27 GMT
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=8d58b100ff83
Protocol
SPDY
Server
104.16.119.145 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare / Geomyidae artificij
Resource Hash
5c0fb47ed4b8021cf916dc73b58d671d09a324c8b5748592d6b08c6d94784893
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=8d58b100ff83
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
Mon, 23 Apr 2018 03:15:26 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
"16.3"
expect-ct
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Response headers

date
Mon, 23 Apr 2018 03:15:28 GMT
content-encoding
gzip
x-content-type-options
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x-powered-by
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x-obvious-info
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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
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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
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link
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placements
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2 KB
XHR
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Full URL
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Protocol
SPDY
Server
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Software
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Resource Hash
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Request headers

Access-Control-Request-Method
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Origin
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User-Agent
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Access-Control-Request-Headers
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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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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
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x-frame-options
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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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cf-ray
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link
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reports
collector-medium.lightstep.com/api/v0/
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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.g7JXhR8Vgq-z2JQuqsH1sg.js
Protocol
SPDY
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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
Mon, 23 Apr 2018 03:15:27 GMT
access-control-allow-origin
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access-control-allow-methods
POST
content-type
text/plain; charset=utf-8
status
200
access-control-allow-credentials
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access-control-allow-headers
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placements
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21 KB
6 KB
XHR
General
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Protocol
SPDY
Server
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Software
cloudflare / Medium
Resource Hash
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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
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Content-Type
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X-Obvious-CID
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Accept
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Referer
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x-opentracing
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Response headers

date
Mon, 23 Apr 2018 03:15:28 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-powered-by
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x-obvious-info
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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
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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
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cache-control
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cf-ray
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link
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reports
collector-medium.lightstep.com/api/v0/
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310 B
XHR
General
Full URL
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Protocol
SPDY
Server
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Software
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Resource Hash
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Request headers

User-Agent
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Referer
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Origin
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LightStep-Access-Token
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Response headers

date
Mon, 23 Apr 2018 03:15:28 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
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General
Full URL
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Protocol
SPDY
Server
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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
Mon, 23 Apr 2018 03:15:28 GMT
x-content-type-options
nosniff
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3121-05861b2
status
200
content-length
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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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cf-ray
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1 KB
2 KB
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General
Full URL
https://cdn-images-1.medium.com/fit/c/36/36/0*7e3IjNbJ6nCLK5Z3.JPG
Protocol
SPDY
Server
104.16.119.145 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
Mon, 23 Apr 2018 03:15:28 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
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
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access-control-allow-origin
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cache-control
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cf-ray
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expires
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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
104.16.119.145 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
Mon, 23 Apr 2018 03:15:28 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
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content-length
1421
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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cf-ray
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expires
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14 KB
14 KB
Image
General
Full URL
https://cdn-images-1.medium.com/fit/c/400/120/1*6Ra7aS7sLyfJ1DbUcoPZ0Q.jpeg
Protocol
SPDY
Server
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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
Mon, 23 Apr 2018 03:15:28 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
14043
pragma
public
server
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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
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expires
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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
104.16.119.145 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
Mon, 23 Apr 2018 03:15:28 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
20639
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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cf-ray
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expires
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13 KB
13 KB
Image
General
Full URL
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Protocol
SPDY
Server
104.16.119.145 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
Mon, 23 Apr 2018 03:15:28 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
x-powered-by
Geomyidae artificij
x-obvious-info
16.3, 3107-f980a9b
status
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vary
Accept-Encoding
content-length
12843
pragma
public
server
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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
*
cache-control
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accept-ranges
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cf-ray
40fd2a768844268a-FRA
expires
Wed, 23 May 2018 03:15:28 GMT
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.g7JXhR8Vgq-z2JQuqsH1sg.js
Protocol
SPDY
Server
34.193.219.242 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-34-193-219-242.compute-1.amazonaws.com
Software
/
Resource Hash
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Request headers

Access-Control-Request-Method
POST
Origin
https://news.greylock.com
User-Agent
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Access-Control-Request-Headers
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Response headers

date
Mon, 23 Apr 2018 03:15:28 GMT
access-control-allow-origin
*
access-control-allow-methods
POST
content-type
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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
34.193.219.242 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-34-193-219-242.compute-1.amazonaws.com
Software
/
Resource Hash
ad47333eaf7f8d33338af7d329c0709954b544136e246ae1da5f2efdaccb3d26

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
Mon, 23 Apr 2018 03:15:28 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
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.g7JXhR8Vgq-z2JQuqsH1sg.js
Protocol
SPDY
Server
34.193.219.242 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-34-193-219-242.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
Mon, 23 Apr 2018 03:15:29 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
34.193.219.242 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-34-193-219-242.compute-1.amazonaws.com
Software
/
Resource Hash
e4ac7df1da3da54948572a0b3d7144a41da518ad49b273eec73ffb4d56004116

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
Mon, 23 Apr 2018 03:15:29 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/_/
97 B
586 B
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.g7JXhR8Vgq-z2JQuqsH1sg.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.1.173.203 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-52-1-173-203.compute-1.amazonaws.com
Software
nginx / Medium
Resource Hash
bc93abb29ede87e4aa6e2b51152f9ab29eb803dc4106d236c1d6c9838a84b725
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options sameorigin
X-Xss-Protection 1; mode=block

Request headers

cookie
uid=lo_V8UXuVmuATfo; sid=1:rWfOGPJ2Mno8mJiiTypSZXzo9jZSN722h5TLH8CoJaMvzqcpcB0vndeccCjzVxRJ; _ga=GA1.2.1758366692.1524453327; _gid=GA1.2.266627968.1524453327; _gat=1; lightstep_guid/medium-web=11c5962879b8e7e2; lightstep_session_id=1af1a68023f6cae6; sz=1585; pr=1; tz=0
origin
https://news.greylock.com
x-xsrf-token
1
accept-encoding
gzip, deflate
x-obvious-cid
web
content-length
10633
:path
/_/batch
pragma
no-cache
x-client-date
1524453331703
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
1524453331703
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
Mon, 23 Apr 2018 03:15:31 GMT
x-content-type-options
nosniff
x-powered-by
Medium
x-obvious-info
33444-4e728ff,4e728ff95e9
status
200
content-length
97
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
1524453331759:31fd713f04ea
server
nginx
tk
T
x-frame-options
sameorigin
content-type
application/json; charset=utf-8
cache-control
no-cache, no-store, max-age=0, must-revalidate
x-opentracing
{"ot-tracer-spanid":"566a308b6065fc07","ot-tracer-traceid":"5df9d2a409c9832c","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.g7JXhR8Vgq-z2JQuqsH1sg.js
Protocol
SPDY
Server
34.193.219.242 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-34-193-219-242.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
Mon, 23 Apr 2018 03:15:32 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
34.193.219.242 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-34-193-219-242.compute-1.amazonaws.com
Software
/
Resource Hash
14e7f9a5db4407d33ca22efaf78a212de44f415ab479bb7bec229b0bc70b0e43

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
Mon, 23 Apr 2018 03:15:32 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 object| gaplugins object| gaGlobal object| gaData function| obvInit object| GLOBALS 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: 1af1a68023f6cae6
news.greylock.com/ Name: lightstep_guid/medium-web
Value: 11c5962879b8e7e2
news.greylock.com/ Name: pr
Value: 1
.greylock.com/ Name: _ga
Value: GA1.2.1758366692.1524453327
news.greylock.com/ Name: sid
Value: 1:rWfOGPJ2Mno8mJiiTypSZXzo9jZSN722h5TLH8CoJaMvzqcpcB0vndeccCjzVxRJ
news.greylock.com/ Name: sz
Value: 1585
.greylock.com/ Name: _gat
Value: 1
.greylock.com/ Name: _gid
Value: GA1.2.266627968.1524453327
news.greylock.com/ Name: uid
Value: lo_V8UXuVmuATfo

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
104.16.119.145
104.16.122.127
104.16.124.127
216.58.208.46
34.193.219.242
52.1.173.203
14e7f9a5db4407d33ca22efaf78a212de44f415ab479bb7bec229b0bc70b0e43
1fc118bf62e2f1866e68085e2748c1b90ab1cf11ac0a28e27bd44fc1ab44ca98
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7507fa664cc4b31b4e8d6116941fe65297e1f824fcbbc9a126770dd01b64d17a
7776ba41bc4011679a421241c55a23d1d50632f19d2de3989703806df82e68b2
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
98460338a5be762a7b714c4375dcd7f05e0334e2a893d8c380a10e36d25f64a7
9bbea184c4872d655838e077b704ced815523f8c59a6aa47300490af69325876
9cd3022cf6d05c0585e0a5edce224c5d570735ede38f320fc7d3e81f470d4902
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ad47333eaf7f8d33338af7d329c0709954b544136e246ae1da5f2efdaccb3d26
bc93abb29ede87e4aa6e2b51152f9ab29eb803dc4106d236c1d6c9838a84b725
d466a9dcdf0d24a38651cbbb1d337c7c543be9ef423b386da26ebff36f67b7a5
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
e4ac7df1da3da54948572a0b3d7144a41da518ad49b273eec73ffb4d56004116
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