www.4byte.directory - urlscan.io

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 4 HTTP transactions. The main IP is 96.126.100.104, located in Fremont, United States and belongs to AKAMAI-AP Akamai Technologies, Inc., SG. The main domain is www.4byte.directory. The Cisco Umbrella rank of the primary domain is 298486.
TLS certificate: Issued by R3 on February 12th 2023. Valid for: 3 months.

This is the only time www.4byte.directory was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1	96.126.100.104 96.126.100.104	63949 (AKAMAI-AP...) (AKAMAI-AP Akamai Technologies)
3	52.92.138.226 52.92.138.226	16509 (AMAZON-02) (AMAZON-02)
4	2

1 96.126.100.104 (Fremont, United States)

ASN63949 (AKAMAI-AP Akamai Technologies, Inc., SG)
PTR: li333-104.members.linode.com

www.4byte.directory	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 52.92.138.226 (Boardman, United States)

ASN16509 (AMAZON-02, US)
PTR: s3-us-west-2-r-w.amazonaws.com

4byte.s3-us-west-2.amazonaws.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
3	amazonaws.com 4byte.s3-us-west-2.amazonaws.com	143 KB
1	4byte.directory www.4byte.directory — Cisco Umbrella Rank: 298486	2 KB
4	2

	Domain	Requested by
3	4byte.s3-us-west-2.amazonaws.com	www.4byte.directory
1	www.4byte.directory
4	2

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

Domain
github.com

Subject Issuer	Validity	Valid
www.4byte.directory R3	`2023-02-12` - `2023-05-13`	3 months	crt.sh
*.s3-us-west-2.amazonaws.com Amazon	`2022-09-21` - `2023-08-24`	a year	crt.sh

This page contains 1 frames:

Primary Page: https://www.4byte.directory/
Frame ID: E64B6E1328B3FCD8FE8138F3CF54FE88
Requests: 4 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Ethereum Signature Database

Detected technologies

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

<link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css

Page Statistics

4
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

145 kB
Transfer

146 kB
Size

0
Cookies

1 Outgoing links

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

URL: https://github.com/pipermerriam/ethereum-function-signature-registry/issues/new
Title: Github Project Page

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

4 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.4byte.directory/ 4 KB
2 KB 886ms
399ms Document
text/html 96.126.100.104
AKAMAI-AP Akamai ...

General

Check archive.org

Show headers Download Go to

Full URL

https://www.4byte.directory/

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_128_GCM

Server

96.126.100.104 Fremont, United States, ASN63949 (AKAMAI-AP Akamai Technologies, Inc., SG),

Reverse DNS

li333-104.members.linode.com

Software

nginx/1.14.2 /

Resource Hash

cd442242a9e98c05c4ed60b63f8e9e43ab0dd629173de102c48d1230a0c9fb88

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36
accept-language: en-AU,en;q=0.9

Response headers

Connection: keep-alive
Content-Encoding: gzip
Content-Type: text/html; charset=utf-8
Date: Wed, 12 Apr 2023 04:53:13 GMT
Server: nginx/1.14.2
Transfer-Encoding: chunked
X-Frame-Options: SAMEORIGIN

GET
H/1.1 200
OK project.css
4byte.s3-us-west-2.amazonaws.com/static/css/ 526 B
960 B 799ms
282ms Stylesheet
text/css 52.92.138.226
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://4byte.s3-us-west-2.amazonaws.com/static/css/project.css
Requested by: Host: www.4byte.directory
URL: https://www.4byte.directory/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.92.138.226 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: s3-us-west-2-r-w.amazonaws.com
Software: AmazonS3 /
Resource Hash: b55dcb2237d6bb6252a17e74e485656716621d2ed7a1b68148fd4ed1f998e8b8

Request headers

accept-language: en-AU,en;q=0.9
Referer: https://www.4byte.directory/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

Date: Wed, 12 Apr 2023 04:53:15 GMT
Last-Modified: Tue, 12 Jun 2018 21:47:37 GMT
Server: AmazonS3
x-amz-request-id: XEZMP245PWZXCPDK
ETag: "c39376d3cf8fad7962931d722df66464"
Content-Type: text/css
x-amz-storage-class: REDUCED_REDUNDANCY
Cache-Control: public, max-age=86400
Accept-Ranges: bytes
Content-Length: 526
x-amz-id-2: hexjHFAleK6qzv0q0jIXYhxeWVMqG+0tDSz8ttZE53ptQc7dVotA9JhToOe5crZDSPzktCoA2XM=

GET
H/1.1 200
OK bootstrap.min.css
4byte.s3-us-west-2.amazonaws.com/static/css/ 118 KB
119 KB 787ms
270ms Stylesheet
text/css 52.92.138.226
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://4byte.s3-us-west-2.amazonaws.com/static/css/bootstrap.min.css
Requested by: Host: www.4byte.directory
URL: https://www.4byte.directory/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.92.138.226 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: s3-us-west-2-r-w.amazonaws.com
Software: AmazonS3 /
Resource Hash: eece6e0c65b7007ab0eb1b4998d36dafe381449525824349128efc3f86f4c91c

Request headers

accept-language: en-AU,en;q=0.9
Referer: https://www.4byte.directory/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

Date: Wed, 12 Apr 2023 04:53:15 GMT
Last-Modified: Tue, 12 Jun 2018 21:47:38 GMT
Server: AmazonS3
x-amz-request-id: XEZRMCVZTKVZ8MYB
ETag: "2f624089c65f12185e79925bc5a7fc42"
Content-Type: text/css
x-amz-storage-class: REDUCED_REDUNDANCY
Cache-Control: public, max-age=86400
Accept-Ranges: bytes
Content-Length: 121260
x-amz-id-2: VAS2XyKG2MtUxRtlQdf1QLas626UXrC3I33oLrFr7z06gUpNGU5e+KDB6k+ITC0z/KlKlnk9nOk=

GET
H/1.1 200
OK bootstrap-theme.min.css
4byte.s3-us-west-2.amazonaws.com/static/css/ 23 KB
23 KB 800ms
279ms Stylesheet
text/css 52.92.138.226
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://4byte.s3-us-west-2.amazonaws.com/static/css/bootstrap-theme.min.css
Requested by: Host: www.4byte.directory
URL: https://www.4byte.directory/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.92.138.226 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: s3-us-west-2-r-w.amazonaws.com
Software: AmazonS3 /
Resource Hash: a3c6ccd19e5c16faefbef429d042458b82c80af040f450b1ee208dba88d5b0df

Request headers

accept-language: en-AU,en;q=0.9
Referer: https://www.4byte.directory/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

Date: Wed, 12 Apr 2023 04:53:15 GMT
Last-Modified: Tue, 12 Jun 2018 21:47:38 GMT
Server: AmazonS3
x-amz-request-id: XEZPYCX1M5TA8Y7G
ETag: "46d96593303e4c8666f497bb7602c999"
Content-Type: text/css
x-amz-storage-class: REDUCED_REDUNDANCY
Cache-Control: public, max-age=86400
Accept-Ranges: bytes
Content-Length: 23409
x-amz-id-2: 4R0wPq7SJ1XdHZp2PMcRo7nwVLg5hTaM54F3R4sOC/WHLgIOdedlaCppKa76oZM3d2arlBW2ReU=

Verdicts & Comments Add Verdict or Comment

1 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.

boolean| credentialless

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.

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
X-Frame-Options	SAMEORIGIN

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.

4byte.s3-us-west-2.amazonaws.com
www.4byte.directory
52.92.138.226
96.126.100.104
a3c6ccd19e5c16faefbef429d042458b82c80af040f450b1ee208dba88d5b0df
b55dcb2237d6bb6252a17e74e485656716621d2ed7a1b68148fd4ed1f998e8b8
cd442242a9e98c05c4ed60b63f8e9e43ab0dd629173de102c48d1230a0c9fb88
eece6e0c65b7007ab0eb1b4998d36dafe381449525824349128efc3f86f4c91c

www.4byte.directory Open in urlscan Pro 96.126.100.104 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Detected technologies

Page Statistics

4 Requests

100 %HTTPS

0 %IPv6

2 Domains

2 Subdomains

2 IPs

1 Countries

145 kBTransfer

146 kBSize

0 Cookies

1 Outgoing links

Redirected requests

4 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

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

1 JavaScript Global Variables

0 Cookies

Security Headers

Indicators

www.4byte.directory Open in urlscan Pro
96.126.100.104 Public Scan

Screenshot
Live screenshot

Full Image

4
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

145 kB
Transfer

146 kB
Size

0
Cookies

4 HTTP transactions
0 data transactions