Submitted URL: http://thai-whatsapp.com/
Effective URL: https://thai-whatsapp.com/
Submission: On August 16 via api from US — Scanned from SG

Summary

This website contacted 4 IPs in 1 countries across 3 domains to perform 22 HTTP transactions. The main IP is 134.122.139.23, located in Singapore and belongs to CTGSERVERLIMITED-AS-AP CTG Server Limited, HK. The main domain is thai-whatsapp.com.
TLS certificate: Issued by R10 on August 16th 2024. Valid for: 3 months.
This is the only time thai-whatsapp.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 134.122.139.23 152194 (CTGSERVER...)
10 156.225.96.77 139057 (LDPL-AS-A...)
9 43.152.34.222 139341 (ACE-AS-AP...)
1 71.18.1.236 396986 (BYTEDANCE)
22 4
Apex Domain
Subdomains
Transfer
19 meiqia.com
static.meiqia.com — Cisco Umbrella Rank: 201543
edge-api.meiqia.com — Cisco Umbrella Rank: 165960
new-api.meiqia.com — Cisco Umbrella Rank: 139472
camorope-client-a.meiqia.com — Cisco Umbrella Rank: 188032
502 KB
2 thai-whatsapp.com
thai-whatsapp.com
2 KB
1 meiqiausercontent.com
tenant-assets.meiqiausercontent.com — Cisco Umbrella Rank: 609170
61 KB
22 3
Domain Requested by
10 static.meiqia.com thai-whatsapp.com
static.meiqia.com
6 new-api.meiqia.com static.meiqia.com
2 edge-api.meiqia.com static.meiqia.com
2 thai-whatsapp.com
1 tenant-assets.meiqiausercontent.com
1 camorope-client-a.meiqia.com static.meiqia.com
22 6

This site contains no links.

Subject Issuer Validity Valid
thai-whatsapp.com
R10
2024-08-16 -
2024-11-14
3 months crt.sh
*.meiqia.com
RapidSSL Global TLS RSA4096 SHA256 2022 CA1
2024-06-25 -
2025-07-23
a year crt.sh
*.meiqiausercontent.com
RapidSSL Global TLS RSA4096 SHA256 2022 CA1
2024-02-06 -
2025-03-07
a year crt.sh

This page contains 3 frames:

Primary Page: https://thai-whatsapp.com/
Frame ID: EDD5B04ABE2A4C801D92D35B47F35610
Requests: 13 HTTP requests in this frame

Frame: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Frame ID: F8FEBC5370590364F47575C10B53F943
Requests: 6 HTTP requests in this frame

Frame: https://tenant-assets.meiqiausercontent.com/widget/446678/h2XA/sWq6pl6HqRXlHEIHvQcQ.jpg
Frame ID: 05FB7205F50F005BF5DE94E9637E838D
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

WhatsApp安全中心

Page URL History Show full URLs

  1. http://thai-whatsapp.com/ HTTP 307
    https://thai-whatsapp.com/ Page URL

Page Statistics

22
Requests

100 %
HTTPS

0 %
IPv6

3
Domains

6
Subdomains

4
IPs

1
Countries

564 kB
Transfer

1584 kB
Size

2
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://thai-whatsapp.com/ HTTP 307
    https://thai-whatsapp.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

22 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
thai-whatsapp.com/
Redirect Chain
  • http://thai-whatsapp.com/
  • https://thai-whatsapp.com/
3 KB
2 KB
Document
General
Full URL
https://thai-whatsapp.com/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
134.122.139.23 , Singapore, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx/onex /
Resource Hash
94f1f4840a958a6321f66596c129a1c63788939be492a677f3916ed2620bda0a

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Connection
keep-alive
Content-Encoding
gzip
Content-Type
text/html
Date
Fri, 16 Aug 2024 15:18:32 GMT
ETag
W/"66bee594-dd1"
Last-Modified
Fri, 16 Aug 2024 05:37:24 GMT
Server
nginx/onex
Transfer-Encoding
chunked
Vary
Accept-Encoding

Redirect headers

Location
https://thai-whatsapp.com/
Non-Authoritative-Reason
HttpsUpgrades
loader.js
static.meiqia.com/widget/
16 KB
7 KB
Script
General
Full URL
https://static.meiqia.com/widget/loader.js
Requested by
Host: thai-whatsapp.com
URL: https://thai-whatsapp.com/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
07b10d9c31fb3e5df8c7dbb2522da941d49be31f596add069f068a3d83823231
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
Content-Encoding
gzip
x-oss-request-id
66B5D39E485C4FCD1E9501FF
Content-MD5
ABhPCpPR94Z833gvPfGrUw==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding, Accept-Encoding, Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
application/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
14476346677076018366
x-oss-server-time
2
X-Ser
BC176_dx-lt-yd-zhejiang-jinhua-5-cache-6, BC205_lt-obgp-fujian-xiamen-33-cache-2, BC71_SG-singapore-singapore-8-cache-2, BC80_SG-singapore-singapore-21-cache-2
match
edge-api.meiqia.com/summer/widget/route/
706 B
929 B
XHR
General
Full URL
https://edge-api.meiqia.com/summer/widget/route/match
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/widget/loader.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
19c6d40dd4dcc5f0314092c9627ab45801a1fd8f68677dd9d44731bf290e4c58

Request headers

Referer
https://thai-whatsapp.com/
x-ent-id
f1003d48a9d1dc189b2fd306d8e0236f
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
content-type
application/json

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
Content-Encoding
gzip
EO-Cache-Status
MISS
req-arrive-time
1723821513223
Transfer-Encoding
chunked
req-cost-time
2
x-envoy-upstream-service-time
2
Connection
keep-alive
Server
nginx
vary
origin,access-control-request-method,access-control-request-headers,accept-encoding
Content-Type
application/json;charset=UTF-8
access-control-allow-origin
https://thai-whatsapp.com
access-control-expose-headers
*
access-control-allow-credentials
true
EO-LOG-UUID
13964556673892880672
resp-start-time
1723821513225
match
edge-api.meiqia.com/summer/widget/route/ Frame
0
0
Preflight
General
Full URL
https://edge-api.meiqia.com/summer/widget/route/match
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,x-ent-id
Access-Control-Request-Method
POST
Origin
https://thai-whatsapp.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Connection
keep-alive
Content-Length
0
Date
Fri, 16 Aug 2024 15:18:33 GMT
EO-Cache-Status
MISS
EO-LOG-UUID
17537559546245500993
Server
nginx
access-control-allow-credentials
true
access-control-allow-headers
content-type,x-ent-id
access-control-allow-methods
GET,POST,PUT,DELETE,HEAD,OPTIONS,PATCH
access-control-allow-origin
https://thai-whatsapp.com
access-control-expose-headers
*
access-control-max-age
86400
favicon.ico
thai-whatsapp.com/
548 B
387 B
Other
General
Full URL
https://thai-whatsapp.com/favicon.ico
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
134.122.139.23 , Singapore, ASN152194 (CTGSERVERLIMITED-AS-AP CTG Server Limited, HK),
Reverse DNS
Software
nginx/onex /
Resource Hash
d465172175d35d493fb1633e237700022bd849fa123164790b168b8318acb090

Request headers

Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
Content-Encoding
gzip
Server
nginx/onex
Connection
keep-alive
Transfer-Encoding
chunked
Vary
Accept-Encoding
Content-Type
text/html
entrypoint-v1.4.157.prod.20240806_113.js
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/
189 KB
65 KB
Script
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/widget/loader.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
604b9515023301409f1cb158c3a8be11a42ccce175b9a80ed304aed2abee2985
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
Content-Encoding
gzip
x-oss-request-id
66B1C9DABFA7DBEDA7746264
Content-MD5
At6wM9MrFxGh3AmKKxnfSw==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
text/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
5085236154552206929
x-oss-server-time
1
X-Ser
BC164_dx-lt-yd-jiangsu-huaian-8-cache-5, BC196_lt-obgp-fujian-xiamen-33-cache-1, BC179_HK-xianggang-xianggang-28-cache-1, BC78_SG-singapore-singapore-21-cache-2
chat_link_allowed
new-api.meiqia.com/visit/
55 B
685 B
XHR
General
Full URL
https://new-api.meiqia.com/visit/chat_link_allowed?ent_id=f1003d48a9d1dc189b2fd306d8e0236f&fingerprint=9efb162284cdb27467c718c4167037c7
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
2d87ca829feb0ee527352d3e04edb8923026be0a17debe6e4398ebd75522151c

Request headers

Accept
application/json
Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
EO-Cache-Status
MISS
req-arrive-time
1723821513548
req-cost-time
15
x-envoy-upstream-service-time
15
Connection
keep-alive
Content-Length
55
Server
nginx
vary
Origin
access-control-max-age
300
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,OPTIONS
access-control-allow-origin
https://thai-whatsapp.com
Content-Type
application/json; charset=utf-8
access-control-expose-headers
*
access-control-allow-credentials
true
EO-LOG-UUID
9457526647585721741
resp-start-time
1723821513563
Accept-Ranges
bytes
access-control-allow-headers
*
app-v1.4.157.prod.20240806_113.js
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/ Frame F8FE
1 MB
366 KB
Script
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
3d08a4d9ee63ac8d3c09a1306edc133c0bd8fac77b0fe9f0fe0fdfd707e1235b
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
Content-Encoding
gzip
x-oss-request-id
66B1C9DBBFA7DBEDA77462D9
Content-MD5
dgCghDB2C2eH0NvQXP+4zw==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
text/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
3710939519407440826
x-oss-server-time
18
X-Ser
BC36_dx-lt-yd-zhejiang-jinhua-12-cache-2, BC199_lt-obgp-fujian-xiamen-33-cache-1, BC67_SG-singapore-singapore-8-cache-2, BC77_SG-singapore-singapore-21-cache-2
get_base_config
new-api.meiqia.com/visit/
2 KB
1 KB
XHR
General
Full URL
https://new-api.meiqia.com/visit/get_base_config?ent_id=f1003d48a9d1dc189b2fd306d8e0236f
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
a17eadc5c7f5be6f74e49e46fa9f2e9bc8d95759d5ddcb78da4d07e441434e24

Request headers

Accept
application/json
Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
Content-Encoding
br
EO-Cache-Status
MISS
req-arrive-time
1723821513849
Transfer-Encoding
chunked
req-cost-time
10
x-envoy-upstream-service-time
10
Connection
keep-alive
Server
nginx
vary
Origin
access-control-max-age
300
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,OPTIONS
access-control-allow-origin
https://thai-whatsapp.com
Content-Type
application/json; charset=utf-8
access-control-expose-headers
*
access-control-allow-credentials
true
EO-LOG-UUID
14952912296517359594
resp-start-time
1723821513859
Accept-Ranges
bytes
access-control-allow-headers
*
start
new-api.meiqia.com/visit/
6 KB
6 KB
XHR
General
Full URL
https://new-api.meiqia.com/visit/start?ent_id=f1003d48a9d1dc189b2fd306d8e0236f&track_id=&title=%E5%9C%A8%E7%BA%BF%E5%92%A8%E8%AF%A2&referrer_url=&url=https:%2F%2Fthai-whatsapp.com%2F&is_standalone=true&fingerprint=9efb162284cdb27467c718c4167037c7
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
a2f5e8dd096414be9ef9c359f241f444d986bd211a112b3724af91d7b54c3fec

Request headers

X-Is-Meiqia-Domain
undefined
Accept
application/json
Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
X-Is-Standalone
true

Response headers

Date
Fri, 16 Aug 2024 15:18:33 GMT
EO-Cache-Status
MISS
req-arrive-time
1723821514056
Transfer-Encoding
chunked
req-cost-time
41
x-envoy-upstream-service-time
41
Connection
keep-alive
Server
nginx
vary
Origin
access-control-max-age
300
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,OPTIONS
access-control-allow-origin
https://thai-whatsapp.com
Content-Type
application/json; charset=utf-8
access-control-expose-headers
*
access-control-allow-credentials
true
EO-LOG-UUID
7975719308011715940
resp-start-time
1723821514098
Accept-Ranges
bytes
access-control-allow-headers
*
start
new-api.meiqia.com/visit/ Frame
0
0
Preflight
General
Full URL
https://new-api.meiqia.com/visit/start?ent_id=f1003d48a9d1dc189b2fd306d8e0236f&track_id=&title=%E5%9C%A8%E7%BA%BF%E5%92%A8%E8%AF%A2&referrer_url=&url=https:%2F%2Fthai-whatsapp.com%2F&is_standalone=true&fingerprint=9efb162284cdb27467c718c4167037c7
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
x-is-meiqia-domain,x-is-standalone
Access-Control-Request-Method
GET
Origin
https://thai-whatsapp.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Connection
keep-alive
Content-Length
0
Date
Fri, 16 Aug 2024 15:18:33 GMT
EO-Cache-Status
MISS
EO-LOG-UUID
6772932326546621537
Server
nginx
access-control-allow-credentials
true
access-control-allow-headers
x-is-meiqia-domain,x-is-standalone
access-control-allow-methods
GET,POST,PUT,DELETE,HEAD,OPTIONS,PATCH
access-control-allow-origin
https://thai-whatsapp.com
access-control-expose-headers
*
access-control-max-age
86400
forms
new-api.meiqia.com/client/
2 KB
2 KB
XHR
General
Full URL
https://new-api.meiqia.com/client/forms?ent_id=f1003d48a9d1dc189b2fd306d8e0236f&source=web
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
35dce584eab05fc92e6da53ff3318ddfa5c099869e732a496e88c983bd0d4d77

Request headers

Accept
application/json
Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Content-Encoding
br
EO-Cache-Status
MISS
req-arrive-time
1723821514215
Transfer-Encoding
chunked
req-cost-time
3
x-envoy-upstream-service-time
3
Connection
keep-alive
Server
nginx
vary
Origin
access-control-max-age
300
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,OPTIONS
access-control-allow-origin
https://thai-whatsapp.com
Content-Type
application/json; charset=utf-8
access-control-expose-headers
*
access-control-allow-credentials
true
EO-LOG-UUID
6738517780219783073
resp-start-time
1723821514219
Accept-Ranges
bytes
access-control-allow-headers
*
552.js
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/ Frame F8FE
14 KB
5 KB
Script
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/552.js
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
44f53b7abe481b7f6781ec4127b48f0f47234241d1e3baf2d61e05c7c79baad3
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Content-Encoding
gzip
x-oss-request-id
66B1C9DC485C4FCD1E6CD15C
Content-MD5
hW6/zJ6PD/FI58i+a8Qpbg==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
text/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
8247673137828800719
x-oss-server-time
1
X-Ser
BC171_dx-lt-yd-jiangsu-huaian-8-cache-5, BC205_lt-obgp-fujian-xiamen-33-cache-2, BC71_SG-singapore-singapore-8-cache-2, BC79_SG-singapore-singapore-21-cache-2
new-chat.ogg
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/static/
9 KB
10 KB
Media
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/static/new-chat.ogg
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
768882b71b613a3a889ae0a4e54d1073654d3261927d7f7116e6d8400c8ba4e2
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
https://thai-whatsapp.com/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Range
bytes=0-

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Strict-Transport-Security
max-age=5184000;includeSubdomains
x-oss-request-id
66B1C9DC523B0ACC127D4550
Content-MD5
3jU1FrtFzzz+u5+Nq339Zw==
Ali-Tproxy-Dns-Update
sync
Content-Range
bytes 0-9120/9121
Content-Disposition
inline
Connection
keep-alive
Content-Length
9121
x-oss-object-type
Normal
Server
AliyunOSS
Access-Control-Allow-Methods
GET
Content-Type
application/ogg
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
14057137380584855231
x-oss-server-time
1
X-Ser
BC41_dx-lt-yd-zhejiang-jinhua-12-cache-2, BC197_lt-obgp-fujian-xiamen-33-cache-1, BC181_HK-xianggang-xianggang-28-cache-1, BC79_SG-singapore-singapore-21-cache-2, BC77_SG-singapore-singapore-21-cache-2
new-message.ogg
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/static/
5 KB
5 KB
Media
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/static/new-message.ogg
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
51562733006bac29021dcf4a38d33bb56832cc64e603d004e72924ace08217d9
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
https://thai-whatsapp.com/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Range
bytes=0-

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Strict-Transport-Security
max-age=5184000;includeSubdomains
x-oss-request-id
66B1C9DC9FB24055AD6A3CE2
Content-MD5
7sZiAJqpc+PTxV1RgHQG6A==
Ali-Tproxy-Dns-Update
sync
Content-Range
bytes 0-4780/4781
Content-Disposition
inline
Connection
keep-alive
Content-Length
4781
x-oss-object-type
Normal
Server
AliyunOSS
Access-Control-Allow-Methods
GET
Content-Type
application/ogg
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
14926514439386022337
x-oss-server-time
18
X-Ser
BC146_dx-lt-yd-jiangsu-taizhou-4-cache-6, BC204_lt-obgp-fujian-xiamen-33-cache-2, BC11_SG-singapore-singapore-17-cache-1, BC78_SG-singapore-singapore-21-cache-2
sent-message.ogg
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/static/
9 KB
9 KB
Media
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/static/sent-message.ogg
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
e8c5d4e9b26f6327cfc4d103bc6d5e8c5a641a5a24085b1b66129bee55ad1b4f
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
https://thai-whatsapp.com/
Accept-Encoding
identity;q=1, *;q=0
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Range
bytes=0-

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Strict-Transport-Security
max-age=5184000;includeSubdomains
x-oss-request-id
66B1C9DC485C4FCD1E6CD192
Content-MD5
vr3zL2Sgwns2AzhxiCZHyA==
Ali-Tproxy-Dns-Update
sync
Content-Range
bytes 0-8821/8822
Content-Disposition
inline
Connection
keep-alive
Content-Length
8822
x-oss-object-type
Normal
Server
AliyunOSS
Access-Control-Allow-Methods
GET
Content-Type
application/ogg
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
1013581957822701664
x-oss-server-time
1
X-Ser
BC147_dx-lt-yd-jiangsu-taizhou-4-cache-6, BC197_lt-obgp-fujian-xiamen-33-cache-1, BC183_HK-xianggang-xianggang-28-cache-1, BC77_SG-singapore-singapore-21-cache-2
info
camorope-client-a.meiqia.com/push/ Frame F8FE
78 B
621 B
XHR
General
Full URL
https://camorope-client-a.meiqia.com/push/info?browser_id=5f82e5af328c1aeae98a760b934cb266&ent_id=446678&track_id=2kkJCdRW4Vzagn5TFtpfqMVfb3o&visit_id=2kkJCfspV8EocNXbXhBPbIHHLXX&t=1723821514340
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
ad89cfc80e85d0f24fa91faa688a99f8b3f0c1bb4fc86b02e77d2a4b8af948ed

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Server
nginx
EO-Cache-Status
MISS
req-arrive-time
1723821514416
Content-Type
application/json; charset=UTF-8
access-control-allow-origin
https://thai-whatsapp.com
req-cost-time
1
access-control-expose-headers
*
Cache-Control
must-revalidate, no-transform, no-cache, no-store, max-age=0
access-control-allow-credentials
true
x-envoy-upstream-service-time
0
EO-LOG-UUID
14176380640160042899
resp-start-time
1723821514417
Connection
keep-alive
Content-Length
78
user_attrs
new-api.meiqia.com/unified-api/crm/v1/config/
3 KB
4 KB
XHR
General
Full URL
https://new-api.meiqia.com/unified-api/crm/v1/config/user_attrs?ent_id=f1003d48a9d1dc189b2fd306d8e0236f
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/entrypoint-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
43.152.34.222 , Singapore, ASN139341 (ACE-AS-AP ACE, SG),
Reverse DNS
Software
nginx /
Resource Hash
7b1254cdf1f7c77bd6c5e1a9ccb8ea073e76f1aefb83519fc6e78155603dfdc8

Request headers

Accept
application/json
Referer
https://thai-whatsapp.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
EO-Cache-Status
MISS
req-arrive-time
1723821514419
Transfer-Encoding
chunked
req-cost-time
4
x-envoy-upstream-service-time
4
Connection
keep-alive
Server
nginx
vary
Origin
access-control-max-age
300
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,OPTIONS
access-control-allow-origin
https://thai-whatsapp.com
Content-Type
application/json; charset=utf-8
access-control-expose-headers
*
access-control-allow-credentials
true
EO-LOG-UUID
15418725247135260174
resp-start-time
1723821514423
Accept-Ranges
bytes
access-control-allow-headers
*
860.js
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/ Frame F8FE
31 KB
9 KB
Script
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/860.js
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
74734d0a10924667bcb4ae63eabb745036902c2fa3b4df3358f33fab43ef8e23
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Content-Encoding
gzip
x-oss-request-id
66B1C9DCC0346B10EE850D34
Content-MD5
zDjaCB909MGoNaOoXHNuBQ==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
text/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
10676162303939852103
x-oss-server-time
26
X-Ser
BC146_dx-lt-yd-jiangsu-taizhou-4-cache-6, BC202_lt-obgp-fujian-xiamen-33-cache-2, BC20_SG-singapore-singapore-17-cache-1, BC78_SG-singapore-singapore-21-cache-2
651.js
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/ Frame F8FE
12 KB
5 KB
Script
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/651.js
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
b8be04ea24e7b98c80102f1af4797cb482c2ca4206988eac9ef943e0b28079c1
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Content-Encoding
gzip
x-oss-request-id
66B1C9DDC0346B10EE850EB9
Content-MD5
2VXs87MfLy/LKz+O5vncAQ==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
text/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
12596415079090586970
x-oss-server-time
22
X-Ser
BC171_dx-lt-yd-zhejiang-jinhua-5-cache-6, BC195_lt-obgp-fujian-xiamen-33-cache-1, BC15_SG-singapore-singapore-28-cache-1, BC77_SG-singapore-singapore-21-cache-2
585.js
static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/ Frame F8FE
12 KB
5 KB
Script
General
Full URL
https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/585.js
Requested by
Host: static.meiqia.com
URL: https://static.meiqia.com/fe-widget/v1.4.157.prod.20240806_113/app-v1.4.157.prod.20240806_113.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
156.225.96.77 Singapore, Singapore, ASN139057 (LDPL-AS-AP LEGEND DYNASTY PTE. LTD., SG),
Reverse DNS
Software
AliyunOSS /
Resource Hash
28bf5234b112179ab543d5a018d2f6b25c3013e9ee1f2a3154b293e10398df01
Security Headers
Name Value
Strict-Transport-Security max-age=5184000;includeSubdomains

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Fri, 16 Aug 2024 15:18:34 GMT
Content-Encoding
gzip
x-oss-request-id
66B1C9DD523B0ACC127D4793
Content-MD5
ZhzCCGfekRBfwP3yZ3doWg==
Strict-Transport-Security
max-age=5184000;includeSubdomains
Transfer-Encoding
chunked
Ali-Tproxy-Dns-Update
sync
Content-Disposition
inline
Connection
keep-alive
x-oss-object-type
Normal
Server
AliyunOSS
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
text/javascript
Access-Control-Allow-Origin
*
Cache-Control
max-age=2592000
x-oss-storage-class
Standard
Accept-Ranges
bytes
x-oss-hash-crc64ecma
15888681422078112223
x-oss-server-time
20
X-Ser
BC173_dx-lt-yd-zhejiang-jinhua-5-cache-6, BC194_lt-obgp-fujian-xiamen-33-cache-1, BC70_SG-singapore-singapore-8-cache-2, BC77_SG-singapore-singapore-21-cache-2
sWq6pl6HqRXlHEIHvQcQ.jpg
tenant-assets.meiqiausercontent.com/widget/446678/h2XA/ Frame 05FB
73 KB
61 KB
Image
General
Full URL
https://tenant-assets.meiqiausercontent.com/widget/446678/h2XA/sWq6pl6HqRXlHEIHvQcQ.jpg
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
71.18.1.236 , Singapore, ASN396986 (BYTEDANCE, US),
Reverse DNS
Software
Byte-nginx /
Resource Hash
1df06396887174c4ee7c1fb8878c6cf4d4db990e998d8a71645babb2890481a1

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Content-Encoding
br
X-Tt-Trace-Tag
id=5
Content-Md5
/7LPl3q9N4oKS7gwbfhrGw==
Age
24057
X-Bdcdn-Cache-Status
TCP_HIT
Content-Disposition
inline
Connection
keep-alive
X-Oss-Object-Type
Normal
Etag
"FFB2CF977ABD378A0A4BB8306DF86B1B"
Vary
Accept-Encoding
Access-Control-Allow-Methods
GET
Content-Type
image/jpeg
Access-Control-Allow-Origin
*
X-Request-Ip
192.166.246.6
Cache-Control
max-age=15552000
X-Response-Cache
edge_hit
X-Oss-Hash-Crc64ecma
4130277045958179341
Date
Fri, 16 Aug 2024 15:18:34 GMT
via
cache19.oversea-SG-SIN4
X-Oss-Meta-X-Uploader-Referer
https://app.meiqia.com/
X-Oss-Request-Id
66BF0FD23B9AE43835377A05
Content-Length
61014
X-Request-Id
441d3a9d3efbbefbd25633178e2ed4c0
Last-Modified
Fri, 16 Aug 2024 08:37:35 GMT
Server
Byte-nginx
X-Oss-Meta-X-Uploader
eid=446678;uid=-;ip=65.181.17.97
X-Oss-Ec
0048-00000102
X-Oss-Force-Download
true
X-Response-Cinfo
192.166.246.6
X-Oss-Storage-Class
Standard
Accept-Ranges
bytes
X-Oss-Meta-X-Uploader-Ua
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
X-Oss-Server-Time
3

Verdicts & Comments Add Verdict or Comment

18 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.

object| 0 object| 1 function| parse function| init function| _MEIQIA object| SENTRY_RELEASE object| SENTRY_RELEASES object| __core-js_shared__ object| core string| _agent_chat_type object| _widgetBundleName string| backendApi string| widgetBffApi string| publicUrl string| socketUrl object| regeneratorRuntime object| _CHAT_GLOBAL_API_CONFIG_ object| meiqia

2 Cookies

Domain/Path Name / Value
.thai-whatsapp.com/ Name: MEIQIA_TRACK_ID
Value: 2kkJCdRW4Vzagn5TFtpfqMVfb3o
.thai-whatsapp.com/ Name: MEIQIA_VISIT_ID
Value: 2kkJCfspV8EocNXbXhBPbIHHLXX

1 Console Messages

Source Level URL
Text
network error URL: https://thai-whatsapp.com/favicon.ico
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)

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.

camorope-client-a.meiqia.com
edge-api.meiqia.com
new-api.meiqia.com
static.meiqia.com
tenant-assets.meiqiausercontent.com
thai-whatsapp.com
134.122.139.23
156.225.96.77
43.152.34.222
71.18.1.236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