s.c-ctrip.com Open in urlscan Pro
104.111.235.85 Public Scan

URL:
http://s.c-ctrip.com/
Submission: On November 11 via api (November 11th 2020, 1:29:31 pm UTC) from CN

Summary HTTP 9 Redirects Links 3 Behaviour Indicators

Summary

This website contacted 2 IPs in 1 countries across 1 domains to perform 9 HTTP transactions. The main IP is 104.111.235.85, located in Netherlands and belongs to AKAMAI-AS, US. The main domain is s.c-ctrip.com.

This is the only time s.c-ctrip.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
4	104.111.235.85 104.111.235.85	16625 (AKAMAI-AS) (AKAMAI-AS)
5	104.111.235.103 104.111.235.103	16625 (AKAMAI-AS) (AKAMAI-AS)
9	2

4 104.111.235.85 (Netherlands)

ASN16625 (AKAMAI-AS, US)
PTR: a104-111-235-85.deploy.static.akamaitechnologies.com

s.c-ctrip.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 104.111.235.103 (Netherlands)

ASN16625 (AKAMAI-AS, US)
PTR: a104-111-235-103.deploy.static.akamaitechnologies.com

pic.c-ctrip.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
webresource.c-ctrip.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
9	c-ctrip.com s.c-ctrip.com pic.c-ctrip.com webresource.c-ctrip.com	149 KB
9	1

	Domain	Requested by
4	pic.c-ctrip.com	s.c-ctrip.com
4	s.c-ctrip.com
1	webresource.c-ctrip.com	s.c-ctrip.com
9	3

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

Domain
www.ctrip.com
pages.ctrip.com

Subject Issuer	Validity	Valid
ctrip.com DigiCert SHA2 Secure Server CA	`2019-11-26` - `2021-02-24`	a year	crt.sh

This page contains 1 frames:

Primary Page: http://s.c-ctrip.com/
Frame ID: CDE61043C051D0F948FDB3533E3BCB03
Requests: 9 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Nginx (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /nginx(?:\/([\d.]+))?/i

Page Statistics

9
Requests

33 %
HTTPS

0 %
IPv6

1
Domains

3
Subdomains

2
IPs

1
Countries

149 kB
Transfer

189 kB
Size

2
Cookies

3 Outgoing links

These are links going to different origins than the main page.

URL: https://www.ctrip.com/
Title: Ctrip

Search URL Search Domain Scan URL

URL: https://pages.ctrip.com/public/copyright.htm
Title: Copyright©

Search URL Search Domain Scan URL

URL: https://pages.ctrip.com/public/ctripab/abctrip.htm
Title: ctrip.com

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H/1.1 404
Not Found Primary Request / Show response
s.c-ctrip.com/ 7 KB
7 KB 312ms
298ms Document
text/html 104.111.235.85
AKAMAI-AS

General

Check archive.org

Show headers Download Go to

Full URL: http://s.c-ctrip.com/
Protocol: HTTP/1.1
Server: 104.111.235.85 , Netherlands, ASN16625 (AKAMAI-AS, US),
Reverse DNS: a104-111-235-85.deploy.static.akamaitechnologies.com
Software: nginx/1.16.1 /
Resource Hash: f17f28d51dcd13f8b9eedf700a3629d7f572049531db2f9fc1193a7c34b37b9f

Request headers

Host: s.c-ctrip.com
Connection: keep-alive
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Accept-Encoding: gzip, deflate
Accept-Language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Server: nginx/1.16.1
Content-Type: text/html;charset=UTF-8
Content-Length: 6945
Date: Wed, 11 Nov 2020 13:29:14 GMT
Connection: keep-alive

GET
H/1.1 200
OK 404_bg.jpg
pic.c-ctrip.com/common/ 44 KB
45 KB 59ms
44ms Image
image/jpeg 104.111.235.103
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL: http://pic.c-ctrip.com/common/404_bg.jpg
Requested by: Host: s.c-ctrip.com
URL: http://s.c-ctrip.com/
Protocol: HTTP/1.1
Server: 104.111.235.103 , Netherlands, ASN16625 (AKAMAI-AS, US),
Reverse DNS: a104-111-235-103.deploy.static.akamaitechnologies.com
Software: nginx/1.16.1 /
Resource Hash: 051e3a951210d5f1d712f6c509931d53452158311d9d2f471581d882e861e9a0

Request headers

Referer: http://s.c-ctrip.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Wed, 11 Nov 2020 13:29:14 GMT
X-Ares-Server: CTN00300093@SHAOY
Content-Type: image/jpeg
Connection: keep-alive
Content-Length: 45523
Last-Modified: Wed, 01 Apr 2020 08:20:52 GMT
Server: nginx/1.16.1
ETag: W/"e5e6498d4dc41b8cd2dc4a94de92ac88"
X-Varnish: 693977047 493310191
Access-Control-Allow-Origin: *
Access-Control-Expose-Headers: cache-control
Cache-Control: max-age=4157338
Access-Control-Allow-Credentials: true
Accept-Ranges: bytes
Timing-Allow-Origin: *
Expires: Tue, 29 Dec 2020 16:18:12 GMT

GET
H/1.1 200
OK un_pic.png
pic.c-ctrip.com/common/ 22 KB
23 KB 52ms
38ms Image
image/png 104.111.235.103
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL: http://pic.c-ctrip.com/common/un_pic.png
Requested by: Host: s.c-ctrip.com
URL: http://s.c-ctrip.com/
Protocol: HTTP/1.1
Server: 104.111.235.103 , Netherlands, ASN16625 (AKAMAI-AS, US),
Reverse DNS: a104-111-235-103.deploy.static.akamaitechnologies.com
Software: nginx/1.16.1 /
Resource Hash: b2b10955fe260163486cc24a6f7c7f3110c88f646c25e13f7e8f09dcad301802

Request headers

Referer: http://s.c-ctrip.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Wed, 11 Nov 2020 13:29:14 GMT
X-Ares-Server: CTN00300091@SHAOY
Content-Type: image/png
Connection: keep-alive
Content-Length: 22543
Last-Modified: Wed, 01 Apr 2020 08:20:54 GMT
Server: nginx/1.16.1
ETag: W/"15da5e69852604c6fc2c756f9d9d21df"
X-Varnish: 690386499 491071782
Access-Control-Allow-Origin: *
Access-Control-Expose-Headers: cache-control
Cache-Control: max-age=4157381
Access-Control-Allow-Credentials: true
Accept-Ranges: bytes
Timing-Allow-Origin: *
Expires: Tue, 29 Dec 2020 16:18:55 GMT

GET
H/1.1 200
OK beam.png
pic.c-ctrip.com/common/ 14 KB
14 KB 96ms
82ms Image
image/png 104.111.235.103
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL: http://pic.c-ctrip.com/common/beam.png
Requested by: Host: s.c-ctrip.com
URL: http://s.c-ctrip.com/
Protocol: HTTP/1.1
Server: 104.111.235.103 , Netherlands, ASN16625 (AKAMAI-AS, US),
Reverse DNS: a104-111-235-103.deploy.static.akamaitechnologies.com
Software: nginx/1.16.1 /
Resource Hash: cb4d1bbf10981b60127ca5d84be3ed553190e93f429635a57d3265f133c6a720

Request headers

Referer: http://s.c-ctrip.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Wed, 11 Nov 2020 13:29:14 GMT
X-Ares-Server: CTN00300093@SHAOY
Content-Type: image/png
Connection: keep-alive
Content-Length: 13956
Last-Modified: Wed, 01 Apr 2020 08:20:52 GMT
Server: nginx/1.16.1
ETag: W/"970581dfe687b464257058aab99bd9e6"
X-Varnish: 696982863 521589388
Access-Control-Allow-Origin: *
Access-Control-Expose-Headers: cache-control
Cache-Control: max-age=4157390
Access-Control-Allow-Credentials: true
Accept-Ranges: bytes
Timing-Allow-Origin: *
Expires: Tue, 29 Dec 2020 16:19:04 GMT

GET
H/1.1 200
OK bl.png
pic.c-ctrip.com/common/ 30 KB
30 KB 58ms
44ms Image
image/png 104.111.235.103
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL: http://pic.c-ctrip.com/common/bl.png
Requested by: Host: s.c-ctrip.com
URL: http://s.c-ctrip.com/
Protocol: HTTP/1.1
Server: 104.111.235.103 , Netherlands, ASN16625 (AKAMAI-AS, US),
Reverse DNS: a104-111-235-103.deploy.static.akamaitechnologies.com
Software: nginx/1.16.1 /
Resource Hash: 84f3027b042cd5376c49550bac28d6fd3b26a98abb7c2f564b6e56ff2784daed

Request headers

Referer: http://s.c-ctrip.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Wed, 11 Nov 2020 13:29:14 GMT
X-Ares-Server: CTN00300092@SHAOY
Content-Type: image/png
Connection: keep-alive
Content-Length: 30275
Last-Modified: Wed, 01 Apr 2020 08:20:52 GMT
Server: nginx/1.16.1
ETag: W/"d623fcb1b232de45f5d24103ac249d46"
X-Varnish: 699538804 498587650
Access-Control-Allow-Origin: *
Access-Control-Expose-Headers: cache-control
Cache-Control: max-age=4157427
Access-Control-Allow-Credentials: true
Accept-Ranges: bytes
Timing-Allow-Origin: *
Expires: Tue, 29 Dec 2020 16:19:41 GMT

GET
H/1.1 200
OK _bfa.min.js Show response
webresource.c-ctrip.com/code/ubt/ 72 KB
29 KB 49ms
35ms Script
application/javascript 104.111.235.103
AKAMAI-AS

General

Check archive.org

Show headers Download Go to

Full URL: http://webresource.c-ctrip.com/code/ubt/_bfa.min.js?v=202010_11
Requested by: Host: s.c-ctrip.com
URL: http://s.c-ctrip.com/
Protocol: HTTP/1.1
Server: 104.111.235.103 , Netherlands, ASN16625 (AKAMAI-AS, US),
Reverse DNS: a104-111-235-103.deploy.static.akamaitechnologies.com
Software: nginx/1.16.1 /
Resource Hash: 764b1ed2f4e7914505082c12054150fc20235a3d79c2f2eb4d235b4ce4476b35

Request headers

Referer: http://s.c-ctrip.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Wed, 11 Nov 2020 13:29:14 GMT
Content-Encoding: gzip
X-Ares-Server: CTN00271523@SHARB
Content-Type: application/javascript
Connection: keep-alive
Content-Length: 28994
Last-Modified: Fri, 16 Oct 2020 08:56:41 GMT
Server: nginx/1.16.1
ETag: W/"e1f03890c97c3675ebe2beab0af07a6e"
Vary: Accept-Encoding
X-Varnish: 86985872 86654425
Access-Control-Allow-Origin: *
Access-Control-Expose-Headers: cache-control
Cache-Control: max-age=5106656
Access-Control-Allow-Credentials: true
Accept-Ranges: bytes
Timing-Allow-Origin: *
Expires: Sat, 09 Jan 2021 16:00:10 GMT

GET
H2 200 bf.gif
s.c-ctrip.com/ 43 B
468 B 278ms
277ms Image
image/gif 104.111.235.85
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://s.c-ctrip.com/bf.gif?ac=a&d=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-BAcDEgOBeQMEA4I5hWR1cmF0A4FVgiI6BWiBMgOBKoF0A4F1BYI9A4JGA4I6hTgyfV1d&mt=1605101354590&jv=2.8.8

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

104.111.235.85 , Netherlands, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a104-111-235-85.deploy.static.akamaitechnologies.com

Software

nginx/1.16.1 /

Resource Hash

cf4724b2f736ed1a0ae6bc28f1ead963d9cd2c1fd87b6ef32e7799fc1c5c8bda

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 11 Nov 2020 13:29:14 GMT
x-content-type-options: nosniff
server: nginx/1.16.1
status: 200
p3p: CP=CUR ADM OUR NOR STA NID
access-control-allow-origin: *
cache-control: private, no-store, no-cache, no-cache=Set-Cookie, proxy-revalidate
access-control-allow-credentials: true
content-type: image/gif
content-length: 43
expires: Thu, 1 Jan 1970 00:00:00 GMT

GET
H2 200 bf.gif
s.c-ctrip.com/ 43 B
455 B 265ms
264ms Image
image/gif 104.111.235.85
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://s.c-ctrip.com/bf.gif?ac=g&d=%7B%22c%22%3A%5B600001375%2C%221605101354549.3p6fms%22%2C1%2C1%2C%22%22%2C%22%22%2C%22%22%2C%222.8.8%22%2C%221b66wvf-9mff45-lhwu43%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22online%22%2C%22%22%5D%2C%22d%22%3A%7B%22uinfo%22%3A%5B15%2C0%2C0%2C%22http%3A%2F%2Fs.c-ctrip.com%2F%22%2C1600%2C1200%2C%22cl%3D101%2Cckl%3D3%22%2C%22en-us%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C1%2C0%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22%22%2C%22online%22%2C1%2C1%2C%22%7B%5C%22fef_name%5C%22%3A%5C%22%5C%22%2C%5C%22fef_ver%5C%22%3A%5C%22%5C%22%2C%5C%22tz%5C%22%3A60%2C%5C%22dt%5C%22%3Afalse%2C%5C%22rg%5C%22%3A%5C%22%5C%22%2C%5C%22lang%5C%22%3A%5C%22%5C%22%7D%22%2C%22%22%2C%22%22%2C%22%22%2C%7B%7D%2C%22%22%5D%7D%7D&mt=1605101357555&jv=2.8.8

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

104.111.235.85 , Netherlands, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a104-111-235-85.deploy.static.akamaitechnologies.com

Software

nginx/1.16.1 /

Resource Hash

cf4724b2f736ed1a0ae6bc28f1ead963d9cd2c1fd87b6ef32e7799fc1c5c8bda

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 11 Nov 2020 13:29:17 GMT
x-content-type-options: nosniff
server: nginx/1.16.1
status: 200
p3p: CP=CUR ADM OUR NOR STA NID
access-control-allow-origin: *
cache-control: private, no-store, no-cache, no-cache=Set-Cookie, proxy-revalidate
access-control-allow-credentials: true
content-type: image/gif
content-length: 43
expires: Thu, 1 Jan 1970 00:00:00 GMT

GET
H2 200 bf.gif
s.c-ctrip.com/ 43 B
455 B 264ms
263ms Image
image/gif 104.111.235.85
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

104.111.235.85 , Netherlands, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a104-111-235-85.deploy.static.akamaitechnologies.com

Software

nginx/1.16.1 /

Resource Hash

cf4724b2f736ed1a0ae6bc28f1ead963d9cd2c1fd87b6ef32e7799fc1c5c8bda

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 11 Nov 2020 13:29:17 GMT
x-content-type-options: nosniff
server: nginx/1.16.1
status: 200
p3p: CP=CUR ADM OUR NOR STA NID
access-control-allow-origin: *
cache-control: private, no-store, no-cache, no-cache=Set-Cookie, proxy-revalidate
access-control-allow-credentials: true
content-type: image/gif
content-length: 43
expires: Thu, 1 Jan 1970 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

5 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.

2 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

			Domain/Path	Expires	Name / Value
			.c-ctrip.com/	1970-01-19 13:51:43	Name: _bfs Value: 1.1
			.c-ctrip.com/	1970-01-20 07:22:53	Name: _bfa Value: 1.1605101354549.3p6fms.1.1605101354549.1605101354549.1.1

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.

pic.c-ctrip.com
s.c-ctrip.com
webresource.c-ctrip.com
104.111.235.103
104.111.235.85
051e3a951210d5f1d712f6c509931d53452158311d9d2f471581d882e861e9a0
764b1ed2f4e7914505082c12054150fc20235a3d79c2f2eb4d235b4ce4476b35
84f3027b042cd5376c49550bac28d6fd3b26a98abb7c2f564b6e56ff2784daed
b2b10955fe260163486cc24a6f7c7f3110c88f646c25e13f7e8f09dcad301802
cb4d1bbf10981b60127ca5d84be3ed553190e93f429635a57d3265f133c6a720
cf4724b2f736ed1a0ae6bc28f1ead963d9cd2c1fd87b6ef32e7799fc1c5c8bda
f17f28d51dcd13f8b9eedf700a3629d7f572049531db2f9fc1193a7c34b37b9f

s.c-ctrip.com Open in urlscan Pro 104.111.235.85 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Detected technologies

Page Statistics

9 Requests

33 %HTTPS

0 %IPv6

1 Domains

3 Subdomains

2 IPs

1 Countries

149 kBTransfer

189 kBSize

2 Cookies

3 Outgoing links

Redirected requests

9 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

5 JavaScript Global Variables

2 Cookies

Indicators

s.c-ctrip.com Open in urlscan Pro
104.111.235.85 Public Scan

Screenshot
Live screenshot

Full Image

9
Requests

33 %
HTTPS

0 %
IPv6

1
Domains

3
Subdomains

2
IPs

1
Countries

149 kB
Transfer

189 kB
Size

2
Cookies

9 HTTP transactions
0 data transactions