Host Profile
api.userback.io
fqdnuserback.io
4
IPs
3
Tech
2
Certs
2
Cookies
11
Headers
1
MIME
6
Incoming
0
Outgoing
First Seen
2016-11-29 13:02:35
Last Seen
2026-08-25 17:08:43
Times Seen
37
Registered
2016-01-07 00:00:00
Subdomain
api
IP Addresses
4| IP | ASN | AS Name | Country | First Seen | Last Seen | Seen |
|---|---|---|---|---|---|---|
| 18.233.31.135 | AS14618 | AMAZON-AES |  US | 2026-08-25 17:08:43 | 2026-08-25 17:08:43 | 1 |
| 18.213.30.117 | AS14618 | AMAZON-AES | US | 2026-08-24 16:21:33 | 2026-08-25 15:36:02 | 9 |
| 52.203.244.86 | AS14618 | AMAZON-AES | US | 2026-08-24 16:21:31 | 2026-08-24 23:57:37 | 16 |
| 100.25.212.52 | AS14618 | AMAZON-AES | US | 2026-08-23 16:05:01 | 2026-08-24 23:56:42 | 11 |
Technologies
3
Amazon ALB (Load balancers)
Amazon Application Load Balancer (ALB) distributes incoming application traffic to increase availability and support content-based routing.
https://aws.amazon.com/elasticloadbalancing/First2026-08-23 16:05:01
Last2026-08-25 17:08:43
Seen37
Amazon Web Services (PaaS)
Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality.
https://aws.amazon.com/First2026-08-23 16:05:01
Last2026-08-25 17:08:43
Seen37
First2026-08-23 16:05:01
Last2026-08-25 17:08:43
Seen37
Certificates
2Subject CN*.userback.io
Subject Orgunknown
Issuer CNAmazon RSA 2048 M04
Issuer OrgAmazon
Valid From2026-08-25 00:00:00
Valid To2027-03-10 23:59:59
Subject CN*.userback.io
Subject Orgunknown
Issuer CNAmazon RSA 2048 M04
Issuer OrgAmazon
Valid From2025-09-25 00:00:00
Valid To2026-10-23 23:59:59
Cookies
2| Name | Path | SameSite | Flags | First Seen | Last Seen |
|---|---|---|---|---|---|
| AWSALB | / | unspecified | hostOnly, persistent | 2026-08-23 16:05:01 | 2026-08-25 17:08:43 |
| AWSALBCORS | / | none | secure, hostOnly, persistent | 2026-08-23 16:05:01 | 2026-08-25 17:08:43 |
HTTP Headers
11x-firefox-spdy x36
cache-control x36
content-length x35
content-type x36
date x36
expires x36
pragma x36
server x36
set-cookie x36
MIME Types
1Seen 37 times
Relations
redirects to: source redirected the browser to target.
loads from: source loaded scripts, images, stylesheets, fonts, media, or similar resources from target.
calls: source made active requests to target, such as fetch, XHR, beacon, websocket, or eventsource.
embeds: source embedded target in a frame, iframe, object, or embed.
Hosts observed redirecting, loading, calling, or embedding one another.
| Source | Relation | Target | First Seen | Last Seen | Seen |
|---|---|---|---|---|---|
| egmontair.co.nz | calls | api.userback.io | 2026-08-25 17:08:43 | 2026-08-25 17:08:43 | 1 |
| www.notarishuis.eu | calls | api.userback.io | 2026-08-25 15:36:02 | 2026-08-25 15:36:02 | 1 |
| www.cpacapmgt.com | calls | api.userback.io | 2026-08-24 16:21:31 | 2026-08-24 23:57:37 | 21 |
| www.financialauditservices.com | calls | api.userback.io | 2026-08-24 16:29:51 | 2026-08-24 23:35:57 | 12 |
| spotisaver.net | calls | api.userback.io | 2026-08-24 06:40:01 | 2026-08-24 06:40:01 | 1 |
| biocoilpro.com | calls | api.userback.io | 2026-08-23 16:05:01 | 2026-08-23 16:05:01 | 1 |