www.imperialviolet.org Open in urlscan Pro
2604:a880:800:a1::a3:9001 Public Scan

URL:
https://www.imperialviolet.org/
Submission: On May 19 via manual (May 19th 2020, 8:37:09 am UTC) from PH

Summary HTTP 3 Redirects Links 48 Behaviour Indicators

Summary

This website contacted 3 IPs in 2 countries across 3 domains to perform 3 HTTP transactions. The main IP is 2604:a880:800:a1::a3:9001, located in Clifton, United States and belongs to DIGITALOCEAN-ASN, US. The main domain is www.imperialviolet.org.
TLS certificate: Issued by Let's Encrypt Authority X3 on April 11th 2020. Valid for: 3 months.

This is the only time www.imperialviolet.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1	2604:a880:800... 2604:a880:800:a1::a3:9001	14061 (DIGITALOC...) (DIGITALOCEAN-ASN)
1	2a00:1450:400... 2a00:1450:4001:808::200a	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:814::2003	15169 (GOOGLE) (GOOGLE)
3	3

1 2604:a880:800:a1::a3:9001 (Clifton, United States)

ASN14061 (DIGITALOCEAN-ASN, US)

www.imperialviolet.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:808::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:814::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
1	gstatic.com fonts.gstatic.com	5 KB
1	googleapis.com fonts.googleapis.com	372 B
1	imperialviolet.org www.imperialviolet.org	25 KB
3	3

	Domain	Requested by
1	fonts.gstatic.com	www.imperialviolet.org
1	fonts.googleapis.com	www.imperialviolet.org
1	www.imperialviolet.org
3	3

This site contains links to these domains. Also see Links.

Domain
boringssl.googlesource.com
blog.cloudflare.com
www.theverge.com
krebsonsecurity.com
www.w3.org
www.google.com
webauthntest.azurewebsites.net
blog.cryptographyengineering.com
crypto.stanford.edu
web.stanford.edu
zkp.science
doc-internal.dalek.rs
en.wikipedia.org
arxiv.org
safecurves.cr.yp.to
www.microsoft.com
eprint.iacr.org
security.googleblog.com
csrc.nist.gov
www.ietf.org
tools.ietf.org
github.com
people.csail.mit.edu
sourceforge.net

Subject Issuer	Validity	Valid
securitykeys.info Let's Encrypt Authority X3	`2020-04-11` - `2020-07-10`	3 months	crt.sh
upload.video.google.com GTS CA 1O1	`2020-04-28` - `2020-07-21`	3 months	crt.sh
*.gstatic.com GTS CA 1O1	`2020-04-28` - `2020-07-21`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://www.imperialviolet.org/
Frame ID: D1A5CFC56BE91AD6446E4FCB5D4875FF
Requests: 3 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com/i

Page Statistics

3
Requests

100 %
HTTPS

100 %
IPv6

3
Domains

3
Subdomains

3
IPs

2
Countries

30 kB
Transfer

87 kB
Size

0
Cookies

48 Outgoing links

These are links going to different origins than the main page.

URL: https://boringssl.googlesource.com/boringssl
Title: BoringSSL

Search URL Search Domain Scan URL

URL: https://blog.cloudflare.com/the-tls-post-quantum-experiment/
Title: write up

Search URL Search Domain Scan URL

URL: https://www.theverge.com/2019/5/21/18634842/google-passwords-plain-text-g-suite-fourteen-years
Title: Google

Search URL Search Domain Scan URL

URL: https://krebsonsecurity.com/2019/03/facebook-stored-hundreds-of-millions-of-user-passwords-in-plain-text-for-years/
Title: Facebook

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/
Title: WebAuthn

Search URL Search Domain Scan URL

URL: https://www.google.com/search?q=webauthn
Title: Google search

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-authenticatorselectioncriteria-requireresidentkey
Title: requireResidentKey

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-authenticatorselectioncriteria-userverification
Title: userVerification

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-publickeycredentialuserentity-id
Title: user ID

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#rp-id
Title: domain name

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-publickeycredentialcreationoptions-user
Title: user

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-publickeycredentialcreationoptions-rp
Title: relying party

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-publickeycredentialrequestoptions-allowcredentials
Title: list of credential IDs

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-publickeycredentialrequestoptions-userverification
Title: userVerification

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#verifying-assertion
Title: validate the public key and other parameters

Search URL Search Domain Scan URL

URL: https://webauthntest.azurewebsites.net/
Title: test site

Search URL Search Domain Scan URL

URL: https://www.w3.org/TR/webauthn/#dom-publickeycredentialcreationoptions-extensions
Title: extensions

Search URL Search Domain Scan URL

URL: https://blog.cryptographyengineering.com/2014/11/27/zero-knowledge-proofs-illustrated-primer/
Title: 1

Search URL Search Domain Scan URL

URL: https://blog.cryptographyengineering.com/2017/01/21/zero-knowledge-proofs-an-illustrated-primer-part-2/
Title: 2

Search URL Search Domain Scan URL

URL: https://crypto.stanford.edu/bulletproofs/
Title: Bulletproofs

Search URL Search Domain Scan URL

URL: https://web.stanford.edu/~buenz/pubs/bulletproofs.pdf
Title: BBBPWM17

Search URL Search Domain Scan URL

URL: https://zkp.science/
Title: zkp.science

Search URL Search Domain Scan URL

URL: https://doc-internal.dalek.rs/bulletproofs/notes/index.html
Title: notes

Search URL Search Domain Scan URL

URL: https://en.wikipedia.org/wiki/Arithmetic_circuit_complexity
Title: arithmetic circuit

Search URL Search Domain Scan URL

URL: https://arxiv.org/abs/0712.2022
Title: Constructing elliptic curves of prime order

Search URL Search Domain Scan URL

URL: https://safecurves.cr.yp.to/
Title: SafeCurves

Search URL Search Domain Scan URL

URL: https://en.wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm#Signature_verification_algorithm
Title: ECDSA verification algorithm

Search URL Search Domain Scan URL

URL: https://en.wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm#Signature_generation_algorithm
Title: generation algorithm

Search URL Search Domain Scan URL

URL: https://arxiv.org/abs/1810.04660
Title: True2F

Search URL Search Domain Scan URL

URL: https://www.microsoft.com/en-us/research/wp-content/uploads/2016/06/complete-2.pdf
Title: Complete addition formulas for prime order elliptic curves

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2016/583.pdf
Title: Efficient Zero-Knowledge Proof of Algebraic and Non-Algebraic Statements with Applications to Privacy Preserving Credentials

Search URL Search Domain Scan URL

URL: https://security.googleblog.com/2016/07/experimenting-with-post-quantum.html
Title: experiment

Search URL Search Domain Scan URL

URL: https://csrc.nist.gov/projects/post-quantum-cryptography
Title: NIST process

Search URL Search Domain Scan URL

URL: https://www.ietf.org/mail-archive/web/tls/current/msg27066.html
Title: still dealing with issues

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2017/667
Title: HRSS

Search URL Search Domain Scan URL

URL: https://en.wikipedia.org/wiki/NTRU
Title: NTRU

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2017/1005
Title: published

Search URL Search Domain Scan URL

URL: https://en.wikipedia.org/wiki/Ciphertext_indistinguishability
Title: CCA2-security

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2018/1089.pdf
Title: paper

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2015/1092.pdf
Title: NewHope

Search URL Search Domain Scan URL

URL: https://csrc.nist.gov/projects/post-quantum-cryptography/round-1-submissions
Title: the submissions

Search URL Search Domain Scan URL

URL: https://tools.ietf.org/html/draft-ietf-tls-tls13-26#section-4.2.8
Title: offers several possible public-keys

Search URL Search Domain Scan URL

URL: https://tools.ietf.org/html/draft-ietf-tls-tls13-26#section-4.1.4
Title: special message

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2017/634.pdf
Title: Kyber paper

Search URL Search Domain Scan URL

URL: https://github.com/Microsoft/PQCrypto-SIKE
Title: SIKE

Search URL Search Domain Scan URL

URL: https://eprint.iacr.org/2018/313.pdf
Title: recent paper

Search URL Search Domain Scan URL

URL: https://people.csail.mit.edu/jgross/personal-website/papers/2018-fiat-crypto-pldi-draft.pdf
Title: formally-synthesised

Search URL Search Domain Scan URL

URL: https://sourceforge.net/projects/threebears/
Title: his NIST submission

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

3 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H/1.1 200
OK Primary Request / Show response
www.imperialviolet.org/ 81 KB
25 KB 338ms
83ms Document
text/html 2604:a880:800:a1::a3:9001
DIGITALOCEAN-ASN

General

Check archive.org

Show headers Download Go to

Full URL: https://www.imperialviolet.org/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 2604:a880:800:a1::a3:9001 Clifton, United States, ASN14061 (DIGITALOCEAN-ASN, US),
Reverse DNS
Software: /
Resource Hash: 63a62d8cc161ec6d1b3c8d95930ba3f9d1ee5f4ac28786f5500004b279b64811

Request headers

Host: www.imperialviolet.org
Connection: keep-alive
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36 Edg/81.0.416.72
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Sec-Fetch-Site: none
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1
Sec-Fetch-Dest: document
Accept-Encoding: gzip, deflate, br
Accept-Language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36 Edg/81.0.416.72

Response headers

Cache-Control: max-age=900, public
Content-Encoding: gzip
Content-Length: 25230
Content-Type: text/html; charset=utf-8
Date: Tue, 19 May 2020 08:41:44 GMT

GET
H2 200 css
fonts.googleapis.com/ 268 B
372 B 15ms
15ms Stylesheet
text/css 2a00:1450:4001:808::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css?family=Yanone+Kaffeesatz:extralight&text=ImperialVioletAdamLangleysWeblog%27

Requested by

Host: www.imperialviolet.org
URL: https://www.imperialviolet.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:808::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

25967001c3a7eb2566bf5d14bd6167c9fbda3a9db95c1b885617e1450306aafd

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://www.imperialviolet.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36 Edg/81.0.416.72

Response headers

strict-transport-security: max-age=31536000
content-encoding: gzip
x-content-type-options: nosniff
status: 200
alt-svc: h3-27=":443"; ma=2592000,h3-25=":443"; ma=2592000,h3-T050=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection: 0
last-modified: Tue, 19 May 2020 08:36:31 GMT
server: ESF
date: Tue, 19 May 2020 08:36:31 GMT
x-frame-options: SAMEORIGIN
content-type: text/css; charset=utf-8
access-control-allow-origin: *
cache-control: private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin: *
link: <https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires: Tue, 19 May 2020 08:36:31 GMT

GET
H2 200 font
fonts.gstatic.com/l/ 5 KB
5 KB 7ms
6ms Font
font/woff2 2a00:1450:4001:814::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/l/font?kit=3y9I6aknfjLm_3lMKjiMgmUUYBs04aUXNxt9gW2LIftodtWpdXOaJTW1GX0e75Ht9wPJaBiCw0oqEfty&skey=3fc37ea29e333560&v=v14

Requested by

Host: www.imperialviolet.org
URL: https://www.imperialviolet.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:814::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

22fb9c95f4d303569a7035226253c595b4757abac0e5597b62d70e8deadac935

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36 Edg/81.0.416.72
Referer: https://fonts.googleapis.com/css?family=Yanone+Kaffeesatz:extralight&text=ImperialVioletAdamLangleysWeblog%27
Origin: https://www.imperialviolet.org

Response headers

date: Mon, 18 May 2020 12:17:19 GMT
x-content-type-options: nosniff
age: 73152
status: 200
content-disposition: attachment; filename="font.woff2"; filename*=UTF-8''font.woff2
alt-svc: h3-27=":443"; ma=2592000,h3-25=":443"; ma=2592000,h3-T050=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 5244
x-xss-protection: 0
last-modified: Wed, 05 Feb 2020 03:26:09 GMT
server: ESF
x-frame-options: SAMEORIGIN
content-type: font/woff2
access-control-allow-origin: *
cache-control: private, max-age=86400
timing-allow-origin: *
expires: Mon, 18 May 2020 12:17:19 GMT

Verdicts & Comments Add Verdict or Comment

2 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| onformdata object| onpointerrawupdate

0 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

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.

fonts.googleapis.com
fonts.gstatic.com
www.imperialviolet.org
2604:a880:800:a1::a3:9001
2a00:1450:4001:808::200a
2a00:1450:4001:814::2003
22fb9c95f4d303569a7035226253c595b4757abac0e5597b62d70e8deadac935
25967001c3a7eb2566bf5d14bd6167c9fbda3a9db95c1b885617e1450306aafd
63a62d8cc161ec6d1b3c8d95930ba3f9d1ee5f4ac28786f5500004b279b64811

www.imperialviolet.org Open in urlscan Pro 2604:a880:800:a1::a3:9001 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Detected technologies

Page Statistics

3 Requests

100 %HTTPS

100 %IPv6

3 Domains

3 Subdomains

3 IPs

2 Countries

30 kBTransfer

87 kBSize

0 Cookies

48 Outgoing links

Redirected requests

3 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

2 JavaScript Global Variables

0 Cookies

Indicators

www.imperialviolet.org Open in urlscan Pro
2604:a880:800:a1::a3:9001 Public Scan

Screenshot
Live screenshot

Full Image

3
Requests

100 %
HTTPS

100 %
IPv6

3
Domains

3
Subdomains

3
IPs

2
Countries

30 kB
Transfer

87 kB
Size

0
Cookies

3 HTTP transactions
0 data transactions