Suricata IDS ET INFO DYNAMIC_DNS HTTP Request to a *.duckdns .org Domain
VerdictVerdict not recorded
Severitymedium
WEBSITE ANALYSIS REPORT
http://t.ctrip.cn/x6xuCXo
public
Report summary
Submitted and final observations · captured HTTP activity
- Submitted URL
- http://t.ctrip.cn/x6xuCXo
- Submitted IP / ASN
95.101.133.34 AS1299 · Arelion Sweden AB
- Final URL
- https://passport.ctrip.com/user/login?backurl=https%3A%2F%2Fflights.ctrip.com%2Fonline%2Forderdetail%2Findex%3Foid%3D1128143834259017
- Final IP / ASN
- 2.22.31.98 AS20940 · Akamai International B.V.
Final page
- Page title
- 登录首页
- Final DOM MIME
- text/plain; charset=utf-8
- Final DOM size
- 0 B (0 bytes)
Detections
Activity
- HTTP requests
- 121
- Observed hosts
- 17
- Script records
- 45
Estimated HTTP data
- Sent
- ~126.2 KB
- Received
- ~2.97 MB
Page capture
Final browser state
passport.ctrip.com
Screenshot unavailableNo screenshot pixels areavailable for this report.
Detection signals
URLQuery findings, Threat Detection Systems, and IDS alerts
IDS
1Host infrastructure
Observed hosts are context, not independent maliciousness verdicts
| Host | Rank | Registered | First seen | Last seen | Sent | Received | IP | Fingerprints |
|---|---|---|---|---|---|---|---|---|
| pages.c-ctrip.com | 483782 | 2004-08-09 | 2013-05-27 | 2025-11-30 | 893 B | 44.7 KB | 2.22.31.96 | Varnish Caching Varnish is a reverse caching proxy. |
| sec-m.ctrip.com | 1671686 | 1999-08-09 | 2017-01-29 | 2025-08-25 | 476 B | 30.3 KB | 2.22.31.169 | |
| webresource.c-ctrip.com | 481048 | 2004-08-09 | 2012-09-21 | 2025-11-30 | 4.8 KB | 479.0 KB | 2.22.31.96 | Varnish Caching Varnish is a reverse caching proxy. |
| s.c-ctrip.com | 382161 | 2004-08-09 | 2012-11-26 | 2025-11-30 | 88.2 KB | 41.1 KB | 2.22.31.96 | |
| m.ctrip.com | 152281 | 1999-08-09 | 2012-11-05 | 2025-11-27 | 3.9 KB | 104.5 KB | 2.22.31.98 | |
| eclick.baidu.com | 382785 | 1999-10-11 | 2012-07-19 | 2025-11-25 | 661 B | 294 B |  110.242.68.137 | Nginx Web servers, Reverse proxies Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. |
| aw-s.tripcdn.com | 369662 | 2018-07-03 | 2020-11-22 | 2025-11-28 | 11.1 KB | 1.80 MB |  65.9.46.96 | Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Varnish:6.0 Caching Varnish is a reverse caching proxy. |
| cdid.c-ctrip.com | 751708 | 2004-08-09 | 2013-05-27 | 2025-11-30 | 545 B | 1.0 KB | 2.22.31.169 | |
| secure.mediav.com | 2916526 | 2003-08-25 | 2014-03-11 | 2025-11-23 | 773 B | 462 B | 101.91.111.13 | |
| ckmap.mediav.com | 910072 | 2003-08-25 | 2012-09-14 | 2025-11-22 | 451 B | 443 B | 101.91.111.13 | |
| cpro.baidu.com | 1695150 | 1999-10-11 | 2012-05-24 | 2025-11-26 | 419 B | 1.5 KB | 180.101.49.201 | Nginx Web servers, Reverse proxies Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. |
| passport.ctrip.com | 900149 | 1999-08-09 | 2017-09-29 | 2025-08-25 | 1.6 KB | 91.4 KB | 2.22.31.98 | Express Web frameworks, Web servers Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs. Node.js Programming languages Node.js is an open-source, cross-platform, JavaScript runtime environment that executes JavaScript code outside a web browser. |
| static.tripcdn.com | 271897 | 2018-07-03 | 2019-12-14 | 2025-11-24 | 3.9 KB | 169.5 KB | 23.3.91.164 | Varnish Caching Varnish is a reverse caching proxy. |
| flights.ctrip.com | 116099 | 1999-08-09 | 2012-08-16 | 2025-09-26 | 531 B | 89.6 KB | 2.22.31.98 | Node.js Programming languages Node.js is an open-source, cross-platform, JavaScript runtime environment that executes JavaScript code outside a web browser. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Express Web frameworks, Web servers Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs. |
| pic.c-ctrip.com | 620439 | 2004-08-09 | 2012-09-09 | 2025-11-23 | 4.2 KB | 63.4 KB | 2.22.31.96 | Varnish Caching Varnish is a reverse caching proxy. |
| images3.c-ctrip.com | 440028 | 2004-08-09 | 2013-01-07 | 2025-11-24 | 447 B | 872 B | 2.22.31.96 | |
| t.ctrip.cn | N/A | 2003-03-17 | 2014-10-13 | 2025-11-22 | 486 B | 89.2 KB | 2.22.31.98 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |