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go.silvaco.com Open in urlscan Pro
35.174.151.106  Public Scan

Go To Rescan Add Verdict Report
URL: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426...
Submission: On April 13 via api from SE — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 2 countries across 4 domains to perform 9 HTTP transactions. The main IP is 35.174.151.106, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is go.silvaco.com.
This is the only time go.silvaco.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
4 35.174.151.106 14618 (AMAZON-AES)
2 104.92.82.154 16625 (AKAMAI-AS)
1 23.92.186.87 12182 (INTERNAP-...)
1 2a02:26f0:350... 20940 (AKAMAI-ASN1)
1 2600:9000:214... 16509 (AMAZON-02)
9 6
4    35.174.151.106 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: pi0-lba1-4-ue1.aws.pardot.com
go.silvaco.com
pi.pardot.com
2    104.92.82.154 (Frankfurt am Main, Germany)

ASN16625 (AKAMAI-AS, US)
PTR: a104-92-82-154.deploy.static.akamaitechnologies.com
use.edgefonts.net
1    23.92.186.87 (Charlotte, United States)

ASN12182 (INTERNAP-2BLK, US)
silvaco.com
1    2a02:26f0:3500:7::17d8:4dcb (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)
p.typekit.net
1    2600:9000:214f:4a00:12:4013:2640:93a1 (United States)

ASN16509 (AMAZON-02, US)
cdn.pardot.com
Apex Domain
Subdomains		 Transfer
4 silvaco.com
go.silvaco.com
silvaco.com
18 KB
2 pardot.com
cdn.pardot.com — Cisco Umbrella Rank: 151247
pi.pardot.com — Cisco Umbrella Rank: 4246
4 KB
2 edgefonts.net
use.edgefonts.net — Cisco Umbrella Rank: 51303
24 KB
1 typekit.net
p.typekit.net — Cisco Umbrella Rank: 625
214 B
9 4
Domain Requested by
3 go.silvaco.com go.silvaco.com
2 use.edgefonts.net go.silvaco.com
use.edgefonts.net
1 pi.pardot.com cdn.pardot.com
1 cdn.pardot.com go.silvaco.com
1 p.typekit.net go.silvaco.com
1 silvaco.com go.silvaco.com
9 6

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

Domain
silvaco.com
Subject Issuer Validity Valid
silvaco.com
Sectigo RSA Domain Validation Secure Server CA		 2022-03-09 -
2023-03-25		 a year crt.sh
*.typekit.net
DigiCert TLS RSA SHA256 2020 CA1		 2021-12-05 -
2022-12-06		 a year crt.sh
use.typekit.net
DigiCert TLS RSA SHA256 2020 CA1		 2022-03-07 -
2023-04-07		 a year crt.sh

This page contains 1 frames:

Primary Page: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Frame ID: 075A7D240A8D09E4D598BE2EA4BDC0CE
Requests: 10 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Email Subscription Preferences

Detected technologies

Overall confidence: 100%
Detected patterns
  • /wp-(?:content|includes)/
Overall confidence: 100%
Detected patterns
  • require.*\.js

Page Statistics

9
Requests

33 %
HTTPS

40 %
IPv6

4
Domains

6
Subdomains

6
IPs

2
Countries

58 kB
Transfer

112 kB
Size

2
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request 319451426
go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/ 		15 KB
5 KB 		Document
General
Check archive.org
Download Go to
Full URL
http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Protocol
HTTP/1.1
Server
35.174.151.106 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
pi0-lba1-4-ue1.aws.pardot.com
Software
PardotServer /
Resource Hash
529788e19131144487a892b870dae16c74fd15f18f25f9b8e1368b0ac1e532fc

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

Server
PardotServer
X-Pardot-LB
a5df88223e39cf9fcb783877fed82f24
X-Pardot-Route
07c6fec365d81c66b16ef70448a47c0a
cache-control
no-store, no-cache, must-revalidate
content-encoding
gzip
content-length
4142
content-type
text/html; charset=utf-8
date
Wed, 13 Apr 2022 05:43:29 GMT
expires
Thu, 19 Nov 1981 08:52:00 GMT
p3p
CP="NOI DSP COR CURa ADMa DEVa TAIa OUR BUS IND UNI COM NAV INT", policyref="/w3c/p3p.xml", CP="NOI DSP COR CURa ADMa DEVa TAIa OUR BUS IND UNI COM NAV INT", policyref="/w3c/p3p.xml"
pragma
no-cache
referrer-policy
no-referrer
vary
Accept-Encoding,User-Agent
x-pardot-rsp
0/0/1
x-robots-tag
nofollow, noindex
source-sans-pro:n2:default.js
use.edgefonts.net/ 		24 KB
9 KB 		Script
General
Check archive.org
Download Go to
Full URL
http://use.edgefonts.net/source-sans-pro:n2:default.js
Requested by
Host: go.silvaco.com
URL: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Protocol
HTTP/1.1
Server
104.92.82.154 Frankfurt am Main, Germany, ASN16625 (AKAMAI-AS, US),
Reverse DNS
a104-92-82-154.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
0e874628c1ce5cebb6e7afc6438ba5d437f40c1170ace2e91925db39d4cff561
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains;

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Strict-Transport-Security
max-age=31536000; includeSubDomains;
Content-Encoding
gzip
Server
nginx
Date
Wed, 13 Apr 2022 05:43:29 GMT
Vary
Accept-Encoding
Content-Type
text/javascript;charset=utf-8
Access-Control-Allow-Origin
*
Cache-Control
public, max-age=86400
Connection
keep-alive
Timing-Allow-Origin
*
Content-Length
9206
form.css
go.silvaco.com/css/ 		31 KB
8 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
http://go.silvaco.com/css/form.css?ver=2021-09-20
Requested by
Host: go.silvaco.com
URL: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Protocol
HTTP/1.1
Server
35.174.151.106 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
pi0-lba1-4-ue1.aws.pardot.com
Software
PardotServer /
Resource Hash
6dbd1967a8963d2eead020be31031ed12df79148acfea8cb787fa1358d5b4559

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Wed, 13 Apr 2022 05:43:29 GMT
content-encoding
gzip
X-Pardot-Route
07c6fec365d81c66b16ef70448a47c0a
X-Pardot-LB
a5df88223e39cf9fcb783877fed82f24
last-modified
Tue, 12 Apr 2022 05:17:48 GMT
Server
PardotServer
etag
"7be2-gzip"
vary
Accept-Encoding,User-Agent
content-type
text/css
cache-control
max-age=63072000
accept-ranges
bytes
content-length
7660
expires
Fri, 12 Apr 2024 05:43:29 GMT
silvaco-logo.png
silvaco.com/wp-content/uploads/2019/11/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://silvaco.com/wp-content/uploads/2019/11/silvaco-logo.png
Requested by
Host: go.silvaco.com
URL: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
23.92.186.87 Charlotte, United States, ASN12182 (INTERNAP-2BLK, US),
Reverse DNS
Software
Apache/2.4.46 (IUS) OpenSSL/1.0.2k-fips /
Resource Hash
a06e13b1567d7c9b5012c556eee258a35d78f0f497ab009c4e8d315e197ade03

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Pragma
public
Date
Wed, 13 Apr 2022 05:43:30 GMT
Referrer-Policy
no-referrer-when-downgrade
Last-Modified
Thu, 30 Sep 2021 03:30:52 GMT
Server
Apache/2.4.46 (IUS) OpenSSL/1.0.2k-fips
ETag
"ed2-5cd2e12e42b58"
Content-Type
image/png
Cache-Control
max-age=31536000, public
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=100
Content-Length
3794
Expires
Thu, 13 Apr 2023 05:43:30 GMT
l
use.edgefonts.net/c/0364d5/1w;source-sans-pro,2,2cm9PC:W:n2/ 		18 KB
14 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://use.edgefonts.net/c/0364d5/1w;source-sans-pro,2,2cm9PC:W:n2/l
Requested by
Host: use.edgefonts.net
URL: http://use.edgefonts.net/source-sans-pro:n2:default.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
104.92.82.154 Frankfurt am Main, Germany, ASN16625 (AKAMAI-AS, US),
Reverse DNS
a104-92-82-154.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
bbeab6cc301f0bccb88e7da7b4b7331fc00afdc90552d714c09102cab95a9a66
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains;

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Strict-Transport-Security
max-age=31536000; includeSubDomains;
Content-Encoding
gzip
Server
nginx
Date
Wed, 13 Apr 2022 05:43:29 GMT
Vary
Accept-Encoding
Content-Type
text/css;charset=utf-8
Access-Control-Allow-Origin
*
Cache-Control
public, max-age=604800
Connection
keep-alive
Timing-Allow-Origin
*
Content-Length
14139
required.gif
go.silvaco.com/images/ 		186 B
560 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
http://go.silvaco.com/images/required.gif
Requested by
Host: go.silvaco.com
URL: http://go.silvaco.com/css/form.css?ver=2021-09-20
Protocol
HTTP/1.1
Server
35.174.151.106 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
pi0-lba1-4-ue1.aws.pardot.com
Software
PardotServer /
Resource Hash
79badf235e92fe69d052a2df85ddd8d5ea24e2378ea8c46d920f51f286a229d8

Request headers

accept-language
de-DE,de;q=0.9
Referer
http://go.silvaco.com/css/form.css?ver=2021-09-20
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Wed, 13 Apr 2022 05:43:29 GMT
X-Pardot-Route
07c6fec365d81c66b16ef70448a47c0a
X-Pardot-LB
a5df88223e39cf9fcb783877fed82f24
last-modified
Tue, 12 Apr 2022 05:17:48 GMT
Server
PardotServer
etag
"ba"
content-type
image/gif
cache-control
max-age=63072000
accept-ranges
bytes
content-length
186
expires
Fri, 12 Apr 2024 05:43:29 GMT
truncated
/ 		13 KB
13 KB 		Font
General
Check archive.org
Download Go to
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
be70d87fc67033e575981b265c2d7d95cc7087f69e5db7d0adf953ef73e9a38c

Request headers

Referer
Origin
http://go.silvaco.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Content-Type
font/opentype
p.gif
p.typekit.net/ 		35 B
214 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://p.typekit.net/p.gif?s=4&k=&app=dreamweaver&ht=tk&h=go.silvaco.com&f=17275&a=&sl=34&fl=48&dc=true&js=1.14.9&_=1649828609764
Requested by
Host: go.silvaco.com
URL: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a02:26f0:3500:7::17d8:4dcb Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software
nginx /
Resource Hash
9b9265c69a5cc295d1ab0d04e0273b3677db1a6216ce2ccf4efc8c277ed84b39

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Wed, 13 Apr 2022 05:43:29 GMT
last-modified
Sat, 09 Oct 2021 02:10:03 GMT
server
nginx
etag
"6160f9fb-23"
content-type
image/gif
access-control-allow-origin
*
cache-control
public, max-age=604800
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
content-length
35
pd.js
cdn.pardot.com/ 		5 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
http://cdn.pardot.com/pd.js
Requested by
Host: go.silvaco.com
URL: http://go.silvaco.com/emailPreference/e/epc/145371/lqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY/262/553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b/319451426
Protocol
HTTP/1.1
Server
2600:9000:214f:4a00:12:4013:2640:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
PardotServer /
Resource Hash
d2a0ed3481f0594245bc42536efbad044afe679a3f5a7993eb09774b94dc305c

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Date
Tue, 15 Feb 2022 18:06:12 GMT
Content-Encoding
gzip
X-Pardot-Route
8f46b7608980401223b1d0300f1fdf0e
Age
4880238
X-Cache
Hit from cloudfront
Connection
keep-alive
Content-Length
1950
X-Pardot-LB
d3d7f55bb0643f40d338b3c1e133d5c5
Last-Modified
Tue, 15 Feb 2022 05:16:46 GMT
Server
PardotServer
ETag
"1547-gzip"
Vary
Accept-Encoding
Content-Type
application/javascript
Via
1.1 16dc09493f48bbc1fd2cdd6e175a94f6.cloudfront.net (CloudFront)
Cache-Control
max-age=63072000
X-Amz-Cf-Pop
FRA53-C1
Accept-Ranges
bytes
X-Amz-Cf-Id
fdZYNTPSRIXbjlmIeSzgYp5ZNDylInbOy-jZDvhl9r1yLHKkwxjnlg==
Expires
Thu, 15 Feb 2024 18:06:12 GMT
analytics
pi.pardot.com/ 		1 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
http://pi.pardot.com/analytics?ver=3&visitor_id=172053083&visitor_id_sign=60d19bca9cfd479a4a7702a58809a124fac1c352bf6b897afaa457dfad94c5b223b7618a085bf32902efc4069d5f729395500d03&pi_opt_in=&campaign_id=1437&account_id=146371&title=Email%20Subscription%20Preferences&url=http%3A%2F%2Fgo.silvaco.com%2FemailPreference%2Fe%2Fepc%2F145371%2FlqjTIHUBQDrLnnb7i2RjskPNWyCsWIVS5NwV9GYhDXY%2F262%2F553f2ddf9d90117e426668f3c8d5937db73232753acffb88e239008fdc426e5b%2F319451426&referrer=
Requested by
Host: cdn.pardot.com
URL: http://cdn.pardot.com/pd.js
Protocol
HTTP/1.1
Server
35.174.151.106 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
pi0-lba1-4-ue1.aws.pardot.com
Software
PardotServer /
Resource Hash
835968ceeff9b4576b2fd35a39a4b15eda5d2fd6fa65daeac7a5825846ed0931

Request headers

accept-language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 13 Apr 2022 05:43:30 GMT
content-encoding
gzip
X-Pardot-Route
403edde838d926b2f64a33ea88db7473
X-Pardot-LB
a5df88223e39cf9fcb783877fed82f24
x-pardot-rsp
0/0/1
vary
Accept-Encoding,User-Agent
p3p
CP="CAO DSP AND SO ON" policyref="/w3c/p3p.xml", CP="NOI DSP COR CURa ADMa DEVa TAIa OUR BUS IND UNI COM NAV INT", policyref="/w3c/p3p.xml"
cache-control
no-store, no-cache, must-revalidate
content-type
text/javascript; charset=utf-8
content-length
673
Server
PardotServer
expires
Thu, 19 Nov 1981 08:52:00 GMT

Verdicts & Comments Add Verdict or Comment

26 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.

function| structuredClone object| oncontextlost object| oncontextrestored string| __adobewebfontsappname__ object| Typekit string| piAId string| piCId string| piHostname object| anchors object| anchor function| checkNamespace function| getPardotUrl function| piTracker function| piGetParameter function| piGetCookie function| piSetCookie string| piVersion number| piScriptNum object| piScriptObj object| pi number| c_start number| c_end string| property function| piEnableTracking function| piDisableTracking function| piResponse

2 Cookies

Domain/Path Name / Value
go.silvaco.com/ Name: visitor_id145371
Value: 172053083
go.silvaco.com/ Name: visitor_id145371-hash
Value: 60d19bca9cfd479a4a7702a58809a124fac1c352bf6b897afaa457dfad94c5b223b7618a085bf32902efc4069d5f729395500d03