Submitted URL: http://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBPtAkPlv79wSPUA3Ea-0tY...
Effective URL: https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign...
Submission: On December 27 via api from PT — Scanned from PT

Summary

This website contacted 1 IPs in 1 countries across 2 domains to perform 2 HTTP transactions. The main IP is 64.31.52.130, located in Dallas, United States and belongs to LIMESTONENETWORKS, US. The main domain is m2.cioletter.com.
TLS certificate: Issued by R10 on December 7th 2024. Valid for: 3 months.
This is the only time m2.cioletter.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 192.40.165.109 19005 (MOZGROUP-...)
3 5 64.31.52.130 46475 (LIMESTONE...)
2 1
Apex Domain
Subdomains
Transfer
5 cioletter.com
m2.cioletter.com
4 KB
1 senderbulk.com
track.senderbulk.com — Cisco Umbrella Rank: 165950
631 B
2 2
Domain Requested by
5 m2.cioletter.com 3 redirects
1 track.senderbulk.com 1 redirects
2 2

This site contains no links.

Subject Issuer Validity Valid
m2.cioletter.com
R10
2024-12-07 -
2025-03-07
3 months crt.sh

This page contains 1 frames:

Primary Page: https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA==
Frame ID: 272C8B42E236749166043B559C4A8C0E
Requests: 2 HTTP requests in this frame

Screenshot

Page Title

503 Service Unavailable

Page URL History Show full URLs

  1. http://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBP... HTTP 307
    https://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBP... HTTP 302
    http://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NT... HTTP 307
    https://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NT... HTTP 301
    https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc... HTTP 307
    http://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NT... HTTP 301
    https://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NT... HTTP 301
    https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc... Page URL

Page Statistics

2
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

2
Subdomains

1
IPs

1
Countries

2 kB
Transfer

1 kB
Size

0
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://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBPtAkPlv79wSPUA3Ea-0tY4sV0jVdYIYvptt6sG1wOhluyHZnbcwY7u1G585UgETnVEX-adBc66ksgNSfLnFHpNKM_bHTquKff_YzicqyjOOD1R3bzTvi9_Ui9ox1M_P1mEIpb2eJXZS-aIn95VWY_csUP-k0Ido-rR7s25ONfoBNVYFLAol94Ziq5kafyMp4e2IQLDaazFqqaF_s_PxecNteKd0Cep0qqsY_EAywQ3UyA5Zl__yD71YsYW4x69CATzHH1iElWJdfE-RuAlYrjHIC_FCkDDPj2V6MQNY5IIohmjg_eO9u9iPPILetkL0H9pYxFPSM4x-Pvn8Enpiryk5rJ0zTtmN6codjvQaAG7mIDBmBFn3Frzsj_zcDjmXP2Ok77hBKQYLuKQoOjeKFEeOIYFEU0xsdAaiQHQ6G-Zq1phMv8-zQWEDFimcwiHNEYScCXrSHwCwhtouhycd6lK4FFA6PF0Cg-uvp_rWD4QMQhgTKicIgNSYSeF8thlcX-bgJ1uLlu8VDeTv3Syp09qewzI9O7n5JY3_wxQpvVNbeCJeCdUeoLFUFOYn9sncs4dE9XKmVJszdePYAA64tu7WtGjeZpWtcMmdLyOZ3-ThJrp-GS1WFDnbyue8J90UHTWaVQ6yUMtKOAIiCIrvnX0h33m21fkw_xpYfZLADyfN2H41q2tdyVeE32r0tRZYCnpB3G9xNTC-ug5sl_ZlZqgY1flXSa3rz2-Fdr1Psj13M= HTTP 307
    https://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBPtAkPlv79wSPUA3Ea-0tY4sV0jVdYIYvptt6sG1wOhluyHZnbcwY7u1G585UgETnVEX-adBc66ksgNSfLnFHpNKM_bHTquKff_YzicqyjOOD1R3bzTvi9_Ui9ox1M_P1mEIpb2eJXZS-aIn95VWY_csUP-k0Ido-rR7s25ONfoBNVYFLAol94Ziq5kafyMp4e2IQLDaazFqqaF_s_PxecNteKd0Cep0qqsY_EAywQ3UyA5Zl__yD71YsYW4x69CATzHH1iElWJdfE-RuAlYrjHIC_FCkDDPj2V6MQNY5IIohmjg_eO9u9iPPILetkL0H9pYxFPSM4x-Pvn8Enpiryk5rJ0zTtmN6codjvQaAG7mIDBmBFn3Frzsj_zcDjmXP2Ok77hBKQYLuKQoOjeKFEeOIYFEU0xsdAaiQHQ6G-Zq1phMv8-zQWEDFimcwiHNEYScCXrSHwCwhtouhycd6lK4FFA6PF0Cg-uvp_rWD4QMQhgTKicIgNSYSeF8thlcX-bgJ1uLlu8VDeTv3Syp09qewzI9O7n5JY3_wxQpvVNbeCJeCdUeoLFUFOYn9sncs4dE9XKmVJszdePYAA64tu7WtGjeZpWtcMmdLyOZ3-ThJrp-GS1WFDnbyue8J90UHTWaVQ6yUMtKOAIiCIrvnX0h33m21fkw_xpYfZLADyfN2H41q2tdyVeE32r0tRZYCnpB3G9xNTC-ug5sl_ZlZqgY1flXSa3rz2-Fdr1Psj13M= HTTP 302
    http://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA== HTTP 307
    https://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA== HTTP 301
    https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA== HTTP 307
    http://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA== HTTP 301
    https://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA== HTTP 301
    https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA== Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

2 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request clicked
m2.cioletter.com/campaign/
Redirect Chain
  • http://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBPtAkPlv79wSPUA3Ea-0tY4sV0jVdYIYvptt6sG1wOhluyHZnbcwY7u1G585UgETnVEX-adBc66ksgNSfLnFHpNKM_bHTqu...
  • https://track.senderbulk.com/9140107/c?p=5ajWg1T7CoLIp6rZ1TZlec9jXKL4V3BUZIL-07kMoVJILGvL8WwckB0rjmsWYTBPtAkPlv79wSPUA3Ea-0tY4sV0jVdYIYvptt6sG1wOhluyHZnbcwY7u1G585UgETnVEX-adBc66ksgNSfLnFHpNKM_bHTq...
  • http://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydk...
  • https://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0yd...
  • https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydk...
  • http://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydk...
  • https://m2.cioletter.com/campaign/clicked/?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0yd...
  • https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydk...
299 B
507 B
Document
General
Full URL
https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA==
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
64.31.52.130 Dallas, United States, ASN46475 (LIMESTONENETWORKS, US),
Reverse DNS
130-52-31-64.static.reverse.lstn.net
Software
Apache/2.4.37 (AlmaLinux) OpenSSL/1.1.1k /
Resource Hash
5764fed31b533e202f88d735a531f70a4ee3f66bb856afa4277872a758e6b578

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Response headers

Connection
close
Content-Length
299
Content-Type
text/html; charset=iso-8859-1
Date
Fri, 27 Dec 2024 22:15:13 GMT
Server
Apache/2.4.37 (AlmaLinux) OpenSSL/1.1.1k

Redirect headers

Cache-Control
max-age=2592000
Content-Length
755
Content-Type
text/html; charset=iso-8859-1
Date
Fri, 27 Dec 2024 22:15:10 GMT
Expires
Sun, 26 Jan 2025 22:15:10 GMT
Location
https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA==
Server
Apache/2.4.37 (AlmaLinux) OpenSSL/1.1.1k
favicon.ico
m2.cioletter.com/
1 KB
2 KB
Other
General
Full URL
https://m2.cioletter.com/favicon.ico
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
64.31.52.130 Dallas, United States, ASN46475 (LIMESTONENETWORKS, US),
Reverse DNS
130-52-31-64.static.reverse.lstn.net
Software
Apache/2.4.37 (AlmaLinux) OpenSSL/1.1.1k /
Resource Hash
d52c75731cd9a3bfb0406d6537b8ea266048ab8c651edf1f9dcd3b14ad9279bf

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA==

Response headers

Cache-Control
max-age=2592000
ETag
"47e-6290c7d623a7d"
Connection
Keep-Alive
Expires
Sun, 26 Jan 2025 22:15:22 GMT
Accept-Ranges
bytes
Content-Length
1150
Keep-Alive
timeout=2, max=100
Date
Fri, 27 Dec 2024 22:15:22 GMT
Last-Modified
Thu, 12 Dec 2024 06:04:40 GMT
Content-Type
image/vnd.microsoft.icon
Server
Apache/2.4.37 (AlmaLinux) OpenSSL/1.1.1k

Verdicts & Comments Add Verdict or Comment

0 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.

0 Cookies

1 Console Messages

Source Level URL
Text
network error URL: https://m2.cioletter.com/campaign/clicked?log_id=Mzg5ODg3MDYw&schedule_id=OTA2Nw%3D%3D&contact_id=NTc1ODA3NDU%3D&campaign_id=NTU2NA%3D%3D&list_id=2160&link_id=339781&user_id=2&msg_id=Mi1LVmxYbE0ydkZvMHEtVHcxd1ZleEpITnF1QGNpb2xldHRlci5jb20%3D&utc_timestamp=1735334695&to=cGVkcm8uZGFtYXNpb0BsdXpzYXVkZS5wdA%3D%3D&url=aHR0cHMlM0ElMkYlMkZwYWdlcy5hd3NjbG91ZC5jb20lMkZhd3NtcC13ZWJpbmFyLXNlYy1lbmRwb2ludC1zZWN1cml0eS1lZHIuaHRtbCUzRnRyayUzRGJmZWU4YzZlLTUzNTMtNDgxMS1hYTE5LWUxMjM5ZTA2ZjE1NCUyNnNjX2NoYW5uZWwlM0RlbA==
Message:
Failed to load resource: the server responded with a status of 503 (Service Unavailable)

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.

m2.cioletter.com
track.senderbulk.com
192.40.165.109
64.31.52.130
5764fed31b533e202f88d735a531f70a4ee3f66bb856afa4277872a758e6b578
d52c75731cd9a3bfb0406d6537b8ea266048ab8c651edf1f9dcd3b14ad9279bf