Submitted URL: http://kb.smtp.com/
Effective URL: https://kb.smtp.com/
Submission: On February 18 via manual from IN — Scanned from DE

Summary

This website contacted 6 IPs in 1 countries across 3 domains to perform 9 HTTP transactions. The main IP is 52.6.240.244, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is kb.smtp.com.
TLS certificate: Issued by R3 on January 4th 2024. Valid for: 3 months.
This is the only time kb.smtp.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 54.209.52.3 14618 (AMAZON-AES)
1 52.6.240.244 14618 (AMAZON-AES)
2 2600:9000:264... 16509 (AMAZON-02)
1 18.244.20.117 16509 (AMAZON-02)
3 143.204.215.6 16509 (AMAZON-02)
2 13.32.23.12 16509 (AMAZON-02)
9 6
Apex Domain
Subdomains
Transfer
5 cloudfront.net
d3eto7onm69fcz.cloudfront.net
d33v4339jhl8k0.cloudfront.net
d3hb14vkzrxvla.cloudfront.net
241 KB
3 helpscout.net
beacon-v2.helpscout.net — Cisco Umbrella Rank: 12188
32 KB
2 smtp.com
kb.smtp.com
5 KB
9 3
Domain Requested by
3 beacon-v2.helpscout.net kb.smtp.com
beacon-v2.helpscout.net
2 d3hb14vkzrxvla.cloudfront.net beacon-v2.helpscout.net
2 d3eto7onm69fcz.cloudfront.net kb.smtp.com
2 kb.smtp.com 1 redirects
1 d33v4339jhl8k0.cloudfront.net kb.smtp.com
9 5

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

Domain
status.smtp.com
smtp.com
www.helpscout.com
Subject Issuer Validity Valid
kb.smtp.com
R3
2024-01-04 -
2024-04-03
3 months crt.sh
*.cloudfront.net
Amazon RSA 2048 M01
2023-10-10 -
2024-09-19
a year crt.sh
*.helpscout.net
Amazon RSA 2048 M02
2023-04-02 -
2024-04-30
a year crt.sh

This page contains 1 frames:

Primary Page: https://kb.smtp.com/
Frame ID: 2263B1AD06B4004A88A8DF1FCE557EAE
Requests: 9 HTTP requests in this frame

Screenshot

Page Title

SMTP Knowledge Base

Page URL History Show full URLs

  1. http://kb.smtp.com/ HTTP 301
    https://kb.smtp.com/ Page URL

Page Statistics

9
Requests

100 %
HTTPS

17 %
IPv6

3
Domains

5
Subdomains

6
IPs

1
Countries

280 kB
Transfer

338 kB
Size

1
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. http://kb.smtp.com/ HTTP 301
    https://kb.smtp.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
kb.smtp.com/
Redirect Chain
  • http://kb.smtp.com/
  • https://kb.smtp.com/
14 KB
5 KB
Document
General
Full URL
https://kb.smtp.com/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.6.240.244 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-6-240-244.compute-1.amazonaws.com
Software
openresty /
Resource Hash
77ed62e847355c65c7d0ae6c1077c81bf91ec12f3570c3f862c7cb128610e932

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

Connection
keep-alive
Content-Encoding
gzip
Content-Type
text/html; charset=utf-8
Date
Sun, 18 Feb 2024 09:07:43 GMT
Server
openresty
Transfer-Encoding
chunked

Redirect headers

Connection
keep-alive
Content-Length
166
Content-Type
text/html
Date
Sun, 18 Feb 2024 09:07:42 GMT
Location
https://kb.smtp.com/
Server
openresty
launch-1707980000225.css
d3eto7onm69fcz.cloudfront.net/assets/stylesheets/
114 KB
115 KB
Stylesheet
General
Full URL
https://d3eto7onm69fcz.cloudfront.net/assets/stylesheets/launch-1707980000225.css
Requested by
Host: kb.smtp.com
URL: https://kb.smtp.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2646:1800:b:1881:c0:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
openresty /
Resource Hash
709bef162108b3775c5fb6bf942cbf2aab6df147caf202ce43278f6b05492025
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://kb.smtp.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains; preload
date
Sun, 18 Feb 2024 08:58:13 GMT
via
1.1 f192553c835240a9b5df520fb7ffd876.cloudfront.net (CloudFront)
last-modified
Mon, 22 Jan 2024 07:46:42 GMT
server
openresty
x-amz-cf-pop
FRA60-P5
age
574
etag
"9b8e550ffc393114031d3f1baadf1907ae21ee1e"
x-cache
Hit from cloudfront
content-type
text/css; charset=utf-8
cache-control
public, max-age=3600
content-length
117042
x-amz-cf-id
p1Ro5-Gj2nelunJHzL5hLBA88orn-U7QXUIBcLSM_dwjFzb8azzEPA==
Asset-2-smtp-mon.png
d33v4339jhl8k0.cloudfront.net/docs/assets/5c3e321404286304a71e3e04/images/5e38723c04286364bc94c9e1/
3 KB
3 KB
Image
General
Full URL
https://d33v4339jhl8k0.cloudfront.net/docs/assets/5c3e321404286304a71e3e04/images/5e38723c04286364bc94c9e1/Asset-2-smtp-mon.png
Requested by
Host: kb.smtp.com
URL: https://kb.smtp.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.244.20.117 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-244-20-117.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
f411015308dcb2080e6ef887f6158abab94643060dee2d42d93538327a5e5a3a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://kb.smtp.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date
Sun, 18 Feb 2024 08:34:53 GMT
via
1.1 0b761d2a74b283528cf840bf9ce44b20.cloudfront.net (CloudFront)
last-modified
Mon, 03 Feb 2020 19:19:25 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-P11
age
1971
x-amz-server-side-encryption
AES256
etag
"e619b463678c49711ecdc1af24472993"
x-cache
Hit from cloudfront
content-type
image/png
accept-ranges
bytes
content-length
2795
x-amz-cf-id
yTNLxOQgctvJByubtdm6hLMZPAieBk5w5vZ__RTqBxeZ0Je4cl8HZA==
app3.min.js
d3eto7onm69fcz.cloudfront.net/assets/javascripts/
116 KB
116 KB
Script
General
Full URL
https://d3eto7onm69fcz.cloudfront.net/assets/javascripts/app3.min.js
Requested by
Host: kb.smtp.com
URL: https://kb.smtp.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2646:1800:b:1881:c0:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
openresty /
Resource Hash
baab907b6e1b57e04d7ec8eaf32de7909abe390f7ff1ed5017cbaaf09dc8bd52
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://kb.smtp.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains; preload
date
Sun, 18 Feb 2024 09:06:50 GMT
via
1.1 f192553c835240a9b5df520fb7ffd876.cloudfront.net (CloudFront)
last-modified
Mon, 22 Jan 2024 07:46:42 GMT
server
openresty
x-amz-cf-pop
FRA60-P5
age
64
etag
"75eb0f806598ee5b3d36d04be8d34524607dd3b6"
x-cache
Hit from cloudfront
content-type
application/javascript; charset=utf-8
cache-control
public, max-age=3600
content-length
118353
x-amz-cf-id
8xCep0LZ7ASfd1S_zMofxa-bq3m0rQpUWUNL82KNhGZvL7XwBNyUpQ==
truncated
/
2 KB
2 KB
Font
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
6c5f871741c69e29a0bb4f5273cdd8ccf8a9a03ad9e4043f2505aa188ecf611e

Request headers

Referer
Origin
https://kb.smtp.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/121.0.6167.184 Safari/537.36

Response headers

Content-Type
application/x-font-ttf;charset=utf-8
/
beacon-v2.helpscout.net/
458 B
902 B
Script
General
Full URL
https://beacon-v2.helpscout.net/
Requested by
Host: kb.smtp.com
URL: https://kb.smtp.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.215.6 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-215-6.fra53.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
f36dbef05073c7b5a30744a4117959d78a232b746d124fb90c36503956d32adb
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://kb.smtp.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date
Sun, 18 Feb 2024 09:07:08 GMT
content-encoding
gzip
via
1.1 cc77875ec7dfc885cffaa2ec6fa578f6.cloudfront.net (CloudFront)
x-content-type-options
nosniff
strict-transport-security
max-age=31536000
x-amz-cf-pop
FRA53-C1
age
37
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
content-length
327
x-xss-protection
1; mode=block
referrer-policy
strict-origin-when-cross-origin
last-modified
Fri, 16 Feb 2024 13:05:54 GMT
server
AmazonS3
etag
"7c67747bf46742183f744308342e439d"
vary
Accept-Encoding, Origin
x-frame-options
SAMEORIGIN
content-type
application/javascript
cache-control
max-age=120, s-maxage=120, public
accept-ranges
bytes
x-amz-cf-id
B5figznKonYOs6oAtYHABIdD7SNDS_eECevD6cLl0tUWT7FVtiFfxA==
vendor.3884d31f.js
beacon-v2.helpscout.net/static/js/
51 KB
18 KB
Script
General
Full URL
https://beacon-v2.helpscout.net/static/js/vendor.3884d31f.js
Requested by
Host: beacon-v2.helpscout.net
URL: https://beacon-v2.helpscout.net/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.215.6 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-215-6.fra53.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1c376d148361f36809d62e7ad6274300a3ca246889d1bee927be6eadd12cbee9
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://kb.smtp.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date
Sun, 18 Feb 2024 08:40:41 GMT
content-encoding
gzip
via
1.1 cc77875ec7dfc885cffaa2ec6fa578f6.cloudfront.net (CloudFront)
x-content-type-options
nosniff
strict-transport-security
max-age=31536000
x-amz-cf-pop
FRA53-C1
age
1623
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
content-length
17768
x-xss-protection
1; mode=block
referrer-policy
strict-origin-when-cross-origin
last-modified
Fri, 16 Feb 2024 13:05:55 GMT
server
AmazonS3
etag
"5080ce4e019c8c43fe25a97a8560a638"
vary
Accept-Encoding, Origin
x-frame-options
SAMEORIGIN
content-type
application/javascript
cache-control
max-age=315360000, s-maxage=7200, public
accept-ranges
bytes
x-amz-cf-id
9_x1RcDHi5iy13LaC0WTDINx_8xDiKpCPeNTDogL08hUTwIQJV4Qgw==
main.10a918aa.js
beacon-v2.helpscout.net/static/js/
31 KB
13 KB
Script
General
Full URL
https://beacon-v2.helpscout.net/static/js/main.10a918aa.js
Requested by
Host: beacon-v2.helpscout.net
URL: https://beacon-v2.helpscout.net/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.215.6 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-215-6.fra53.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6c5e6a54a4e898814e68ac3b36aa036ed9d7a2eb5c466b3f692c26ea785b492f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://kb.smtp.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

date
Sun, 18 Feb 2024 07:29:13 GMT
content-encoding
gzip
via
1.1 cc77875ec7dfc885cffaa2ec6fa578f6.cloudfront.net (CloudFront)
x-content-type-options
nosniff
strict-transport-security
max-age=31536000
x-amz-cf-pop
FRA53-C1
age
5910
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
content-length
12608
x-xss-protection
1; mode=block
referrer-policy
strict-origin-when-cross-origin
last-modified
Fri, 16 Feb 2024 13:05:54 GMT
server
AmazonS3
etag
"cb9338318c33c62ba58803eb173a1707"
vary
Accept-Encoding, Origin
x-frame-options
SAMEORIGIN
content-type
application/javascript
cache-control
max-age=315360000, s-maxage=7200, public
accept-ranges
bytes
x-amz-cf-id
4SOhdAij2p7t5OGAfSlaOIBUIydwaHeCIlogQ6deN6LmU1G9J74Bcg==
336ca372-ceef-41ba-973b-169e2a687921
d3hb14vkzrxvla.cloudfront.net/v1/
6 KB
7 KB
XHR
General
Full URL
https://d3hb14vkzrxvla.cloudfront.net/v1/336ca372-ceef-41ba-973b-169e2a687921
Requested by
Host: beacon-v2.helpscout.net
URL: https://beacon-v2.helpscout.net/static/js/vendor.3884d31f.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.23.12 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-23-12.fra56.r.cloudfront.net
Software
/
Resource Hash
ae18dbaccc749eb52502dd8e76864b087ffd1edea9b59e38d7403fef4f09317c
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

correlationId
fe0bc66d-b2ee-42c1-9e38-354c24ce5cbc
Helpscout-Release
2.2.161
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/121.0.6167.184 Safari/537.36
Accept
application/json, text/plain, */*
Beacon-Device-ID
e1d012da-6a85-4f38-a2ec-e0cbb7f3c92d
Referer
https://kb.smtp.com/
Beacon-Device-Instance-ID
cd574a92-c52e-4b24-8408-5f274c22111d
Helpscout-Origin
Beacon-Embed

Response headers

date
Sun, 18 Feb 2024 09:07:43 GMT
strict-transport-security
max-age=31536000; includeSubDomains
via
1.1 9928105291571d6cae52bcb916c898d8.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C2
x-cache
Miss from cloudfront
x-ratelimit-remaining-ai-ask-hour
25
x-ratelimit-remaining-identify-hour
25
x-ratelimit-limit-general-minute
60
x-ratelimit-remaining-conversations-hour
10
x-ratelimit-limit-identify-hour
25
x-ratelimit-remaining-chat-tokens-hour
25
x-ratelimit-limit-conversations-hour
10
x-ratelimit-limit-attachments-hour
10
vary
Origin,Access-Control-Request-Method
content-type
application/json
access-control-allow-origin
https://kb.smtp.com
x-ratelimit-remaining-general-minute
60
access-control-expose-headers
Resource-ID
cache-control
max-age=300
access-control-allow-credentials
true
x-ratelimit-remaining-attachments-hour
10
x-ratelimit-limit-ai-ask-hour
25
x-amz-cf-id
9tgY7HNfMJQNzWbXAr7A7vFoYK1pIhPO8jMOnOTjSYtqHrsIhxTCIg==
x-ratelimit-limit-chat-tokens-hour
25
336ca372-ceef-41ba-973b-169e2a687921
d3hb14vkzrxvla.cloudfront.net/v1/
0
0
Preflight
General
Full URL
https://d3hb14vkzrxvla.cloudfront.net/v1/336ca372-ceef-41ba-973b-169e2a687921
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.23.12 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-23-12.fra56.r.cloudfront.net
Software
/
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Accept
*/*
Access-Control-Request-Headers
beacon-device-id,beacon-device-instance-id,correlationid,helpscout-origin,helpscout-release
Access-Control-Request-Method
GET
Origin
https://kb.smtp.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.184 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
beacon-device-id, beacon-device-instance-id, correlationid, helpscout-origin, helpscout-release
access-control-allow-methods
GET
access-control-allow-origin
https://kb.smtp.com
allow
GET, HEAD, POST, PUT, DELETE, OPTIONS, TRACE, PATCH
content-length
0
date
Sun, 18 Feb 2024 09:07:43 GMT
strict-transport-security
max-age=31536000; includeSubDomains
vary
Origin,Access-Control-Request-Method
via
1.1 9928105291571d6cae52bcb916c898d8.cloudfront.net (CloudFront)
x-amz-cf-id
XLhQF8lfYEwmsWBuwjj5yOoTIU8RWtEy93QU-f4FYppglLg_dtwdwQ==
x-amz-cf-pop
FRA56-C2
x-cache
Miss from cloudfront
x-ratelimit-limit-ai-ask-hour
25
x-ratelimit-limit-attachments-hour
10
x-ratelimit-limit-chat-tokens-hour
25
x-ratelimit-limit-conversations-hour
10
x-ratelimit-limit-general-minute
60
x-ratelimit-limit-identify-hour
25
x-ratelimit-remaining-ai-ask-hour
25
x-ratelimit-remaining-attachments-hour
10
x-ratelimit-remaining-chat-tokens-hour
25
x-ratelimit-remaining-conversations-hour
10
x-ratelimit-remaining-general-minute
60
x-ratelimit-remaining-identify-hour
25

Verdicts & Comments Add Verdict or Comment

15 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| Beacon function| hashChanged function| css_browser_selector string| url undefined| rewrittenUrl function| containsAuthQueryParam function| rewriteUrl function| $ function| jQuery string| c function| initArticleRatings function| initDocsWebSearch undefined| noddy undefined| remotes object| beaconJsonp

1 Cookies

Domain/Path Name / Value
kb.smtp.com/ Name: PLAY_SESSION
Value: "020553f96cf391b4ff6d2d84881319c71d8fdadd-siteId=5e3862ab04286364bc94c8ed&hs.session.id=dcI06MHbPuGryIi0D4U2nBzbUlOQ68fry2JsEsZtYYI823u2N446635Lz0vKydXR&hs.session.exp=1708333663314"