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nptel.ac.in Open in urlscan Pro
2001:4860:4802:32::15  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://nptel.ac.in/
Effective URL: https://nptel.ac.in/
Submission: On May 25 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 8 IPs in 4 countries across 8 domains to perform 50 HTTP transactions. The main IP is 2001:4860:4802:32::15, located in United States and belongs to GOOGLE, US. The main domain is nptel.ac.in. The Cisco Umbrella rank of the primary domain is 757318.
TLS certificate: Issued by GTS CA 1D4 on May 5th 2024. Valid for: 3 months.
This is the only time nptel.ac.in was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

28    2001:4860:4802:32::15 (United States)

ASN15169 (GOOGLE, US)
nptel.ac.in
1    104.17.24.14 (None, )

ASN13335 (CLOUDFLARENET, US)
cdnjs.cloudflare.com
1    2a00:1450:4001:811::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
3    2a00:1450:4001:810::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
13    3.109.244.216 (Mumbai, India)

ASN16509 (AMAZON-02, US)
PTR: ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
www.imprzd.com
1    2a00:1450:4001:80b::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.youtube.com
2    2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
1    2a00:1450:4001:80f::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
Apex Domain
Subdomains		 Transfer
28 nptel.ac.in
nptel.ac.in — Cisco Umbrella Rank: 757318
3 MB
13 imprzd.com
www.imprzd.com
2 MB
3 gstatic.com
fonts.gstatic.com
62 KB
2 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2533
296 B
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 33
3 KB
1 youtube.com
www.youtube.com — Cisco Umbrella Rank: 64
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 39
92 KB
1 cloudflare.com
cdnjs.cloudflare.com — Cisco Umbrella Rank: 237
6 KB
50 8
Domain Requested by
28 nptel.ac.in nptel.ac.in
13 www.imprzd.com nptel.ac.in
3 fonts.gstatic.com nptel.ac.in
fonts.googleapis.com
2 region1.google-analytics.com www.googletagmanager.com
1 fonts.googleapis.com www.imprzd.com
1 www.youtube.com nptel.ac.in
1 www.googletagmanager.com nptel.ac.in
1 cdnjs.cloudflare.com nptel.ac.in
50 8
Subject Issuer Validity Valid
nptel.ac.in
GTS CA 1D4		 2024-05-05 -
2024-08-03		 3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2023-07-03 -
2024-07-02		 a year crt.sh
*.google-analytics.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh
*.gstatic.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh
imprzd.com
Amazon RSA 2048 M01		 2023-09-07 -
2024-10-06		 a year crt.sh
*.google.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh
upload.video.google.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh

This page contains 2 frames:

Primary Page: https://nptel.ac.in/
Frame ID: C43567D606E94690241A4E4FA1D07B80
Requests: 48 HTTP requests in this frame

Frame: https://www.youtube.com/embed/QOxsC6OBICI
Frame ID: E54CDEE31681E95B0AF81D34E9CB7283
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Home :: NPTEL

Page URL History Show full URLs

  1. http://nptel.ac.in/ HTTP 307
    https://nptel.ac.in/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+(?:([\d.]+)/)?(?:css/)?font-awesome(?:\.min)?\.css
  • <link[^>]* href=[^>]*?(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

50
Requests

100 %
HTTPS

75 %
IPv6

8
Domains

8
Subdomains

8
IPs

4
Countries

5613 kB
Transfer

6201 kB
Size

5
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://nptel.ac.in/ HTTP 307
    https://nptel.ac.in/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

50 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
nptel.ac.in/
Redirect Chain
  • http://nptel.ac.in/
  • https://nptel.ac.in/
10 KB
2 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
cc443862e2c04f5211a9f94d64880e444b644d41038b4b8d681634f1530e35ed

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Response headers

age
0
cache-control
public, max-age=600
content-encoding
gzip
content-length
1581
content-type
text/html
date
Sat, 25 May 2024 17:31:27 GMT
etag
"P4716w"
expires
Sat, 25 May 2024 17:41:27 GMT
server
Google Frontend
x-cloud-trace-context
efd834c46a1d73754868f7d183358984

Redirect headers

Location
https://nptel.ac.in/
Non-Authoritative-Reason
HttpsUpgrades
font-awesome.min.css
cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/ 		30 KB
6 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.24.14 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
799aeb25cc0373fdee0e1b1db7ad6c2f6a0e058dfadaa3379689f583213190bd
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15780000
age
254790
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
5631
last-modified
Mon, 04 May 2020 16:10:07 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e5f-7918"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=1DMRAsKeSQtRY8AXuxuidIEjr%2FGzlzuKct599gRZvc0uxp4s%2BxEUj0CdN0sVh%2FmtXeTuH%2B2cyDoj0LgavxxkbeIVE7VvV5TCOsVCDS5MbaNFLKHvbOklH0aEikbPK4lI7g30Zvsp"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
accept-ranges
bytes
timing-allow-origin
*
cf-ray
889742594b378c4c-FRA
expires
Thu, 15 May 2025 17:31:27 GMT
js
www.googletagmanager.com/gtag/ 		265 KB
92 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-YBKYHPL1B9
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
1e41dfa60bf24ff344a53815ba99dbbe8d5e5df6a73c77dff90953f286d8fd14
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
94257
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Sat, 25 May 2024 17:31:27 GMT
runtime.d48b22beb2e31ffe.js
nptel.ac.in/ 		3 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://nptel.ac.in/runtime.d48b22beb2e31ffe.js
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
040256987e064557c2a40283f198f583f98cbb6b3ee9f620b317be30cdf3bf20

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Origin
https://nptel.ac.in
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:29:57 GMT
content-encoding
gzip
server
Google Frontend
age
90
etag
"P4716w"
content-type
text/javascript
x-cloud-trace-context
19c29aeba93cf7ced6618111e693ac36
cache-control
public, max-age=600
content-length
1881
expires
Sat, 25 May 2024 17:39:57 GMT
polyfills.08ccefc07e773eba.js
nptel.ac.in/ 		33 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://nptel.ac.in/polyfills.08ccefc07e773eba.js
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
f2dfea70ded0c5fad7419fd3fd36b77057316ef1f694a3a7c6364bd5fa991c54

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Origin
https://nptel.ac.in
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:24:31 GMT
content-encoding
gzip
server
Google Frontend
age
416
etag
"P4716w"
content-type
text/javascript
x-cloud-trace-context
b6d658688e3e7538d0b7b456f49877b1
cache-control
public, max-age=600
content-length
13430
expires
Sat, 25 May 2024 17:34:31 GMT
main.fa60524da2f1c9d7.js
nptel.ac.in/ 		427 KB
148 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://nptel.ac.in/main.fa60524da2f1c9d7.js
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
4c99b3237150df4bca441fc09e19e16d27c619f6fc11aee38e48f89472c9553c

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Origin
https://nptel.ac.in
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:29:47 GMT
content-encoding
gzip
server
Google Frontend
age
100
etag
"P4716w"
content-type
text/javascript
x-cloud-trace-context
963f402b2b3f06b5f2f69718794c98ce
cache-control
public, max-age=600
content-length
151106
expires
Sat, 25 May 2024 17:39:47 GMT
styles.0fb9507677b5faf5.css
nptel.ac.in/ 		449 B
348 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://nptel.ac.in/styles.0fb9507677b5faf5.css
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
866480791b9fbc0ba895dade0cb6195d6e55853881804e11f36820467376b3c9

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
content-encoding
gzip
server
Google Frontend
age
0
etag
"P4716w"
content-type
text/css
x-cloud-trace-context
3e7044435c5afbcf77eba74e337ac392
cache-control
public, max-age=600
content-length
252
expires
Sat, 25 May 2024 17:41:27 GMT
UcC73FwrK3iLTeHuS_fvQtMwCp50KnMa1ZL7W0Q5nw.woff2
fonts.gstatic.com/s/inter/v13/ 		45 KB
46 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/inter/v13/UcC73FwrK3iLTeHuS_fvQtMwCp50KnMa1ZL7W0Q5nw.woff2
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
3bcf04ca301e44f13f404c8a04aa4ae707f67a950e12ef30c238f96e784266a1
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Origin
https://nptel.ac.in
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 02:47:09 GMT
x-content-type-options
nosniff
age
225858
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
46552
x-xss-protection
0
last-modified
Thu, 14 Sep 2023 00:46:39 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Fri, 23 May 2025 02:47:09 GMT
app.js
www.imprzd.com/bi/in-scol/ 		69 KB
69 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.imprzd.com/bi/in-scol/app.js
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/main.fa60524da2f1c9d7.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
a47800414203dedc38cd22a74e68e20c1dfe4adcf0d6452e0fda39e8545d6dfd

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:28 GMT
last-modified
Sat, 07 Oct 2023 05:20:29 GMT
accept-ranges
bytes
etag
W/"70802-1696656029072"
content-length
70802
content-type
application/javascript
logo-m.jpg
nptel.ac.in/assets/shared/ 		5 KB
5 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://nptel.ac.in/assets/shared/logo-m.jpg
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
91d8de7cdb752063051c92fac224c27baa5b0a448dbcc529fc53ef0d827e8240

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/jpeg
x-cloud-trace-context
3a0c630f5b1d9263833ba8942cc3daa6
cache-control
public, max-age=600
content-length
5148
expires
Sat, 25 May 2024 17:41:27 GMT
logo-d.jpg
nptel.ac.in/assets/shared/ 		10 KB
10 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://nptel.ac.in/assets/shared/logo-d.jpg
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
76fe1afa70cae1c952f1670a9adfa93accdfb819b983c66a7e0b2f9c5c7e5723

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
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Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/jpeg
x-cloud-trace-context
3a0c630f5b1d9263833ba8942cc3daa6
cache-control
public, max-age=600
content-length
10150
expires
Sat, 25 May 2024 17:41:27 GMT
Facebook.svg
nptel.ac.in/assets/footer/ 		1 KB
710 B 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:29:58 GMT
content-encoding
gzip
server
Google Frontend
age
89
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
b7517b6d08e4a2f2e1806afcd2806fca
cache-control
public, max-age=600
content-length
593
expires
Sat, 25 May 2024 17:39:58 GMT
Twitter.png
nptel.ac.in/assets/footer/ 		4 KB
4 KB 		Image
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URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:23:04 GMT
server
Google Frontend
age
503
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
06f688559341d7ae12e451a0474556c0
cache-control
public, max-age=600
content-length
3914
expires
Sat, 25 May 2024 17:33:04 GMT
Instagram.svg
nptel.ac.in/assets/footer/ 		1 KB
576 B 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
content-encoding
gzip
server
Google Frontend
age
0
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
94a54c4ea26108fcfb5f6b672099faa7
cache-control
public, max-age=600
content-length
485
expires
Sat, 25 May 2024 17:41:27 GMT
LinkedIn.svg
nptel.ac.in/assets/footer/ 		811 B
510 B 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:29:47 GMT
content-encoding
gzip
server
Google Frontend
age
100
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
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cache-control
public, max-age=600
content-length
423
expires
Sat, 25 May 2024 17:39:47 GMT
Youtube.svg
nptel.ac.in/assets/footer/ 		808 B
553 B 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:23:26 GMT
content-encoding
gzip
server
Google Frontend
age
481
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
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cache-control
public, max-age=600
content-length
423
expires
Sat, 25 May 2024 17:33:26 GMT
downArrowBlackFill.png
nptel.ac.in/assets/header/ 		168 B
283 B 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:25 GMT
server
Google Frontend
age
2
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
6c975a0202ff968b51c1d44730522652
cache-control
public, max-age=600
content-length
168
expires
Sat, 25 May 2024 17:41:25 GMT
chevronLeftBlue.svg
nptel.ac.in/assets/shared/ 		230 B
255 B 		Image
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https://nptel.ac.in/assets/shared/chevronLeftBlue.svg
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
content-encoding
gzip
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
94a54c4ea26108fcfb5f6b672099faa7
cache-control
public, max-age=600
content-length
189
expires
Sat, 25 May 2024 17:41:27 GMT
chevronRightBlue.svg
nptel.ac.in/assets/shared/ 		227 B
279 B 		Image
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https://nptel.ac.in/assets/shared/chevronRightBlue.svg
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
content-encoding
gzip
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
cd9700db82fda616a20499c1f89e8a11
cache-control
public, max-age=600
content-length
186
expires
Sat, 25 May 2024 17:41:27 GMT
front.jpeg
nptel.ac.in/assets/initiative/ 		405 KB
405 KB 		Image
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Check archive.org
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https://nptel.ac.in/assets/initiative/front.jpeg
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/jpeg
x-cloud-trace-context
94a54c4ea26108fcfb5f6b672099faa7
cache-control
public, max-age=600
expires
Sat, 25 May 2024 17:41:27 GMT
NPTELAward.png
nptel.ac.in/assets/shared/carousel/ 		340 KB
340 KB 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:23:06 GMT
server
Google Frontend
age
501
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
06879ba5f8b26d07c10e49630b037c6f
cache-control
public, max-age=600
expires
Sat, 25 May 2024 17:33:06 GMT
QOxsC6OBICI
www.youtube.com/embed/ Frame E54C 		0
0 		Document
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https://www.youtube.com/embed/QOxsC6OBICI
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
Security Headers
Name Value
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Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
https://nptel.ac.in/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
br
content-type
text/html; charset=utf-8
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
cross-origin-resource-policy
cross-origin
date
Sat, 25 May 2024 17:31:27 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
origin-trial
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p3p
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permissions-policy
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pragma
no-cache
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
server
ESF
strict-transport-security
max-age=31536000
vary
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-content-type-options
nosniff
x-xss-protection
0
by-nc-sa.svg
nptel.ac.in/assets/footer/ 		9 KB
4 KB 		Image
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https://nptel.ac.in/assets/footer/by-nc-sa.svg
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URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
ab68760b1c21bbbb8fdaec37cbc25c11be6765199a390469590309315f11049a

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:27:08 GMT
content-encoding
gzip
server
Google Frontend
age
259
etag
"P4716w"
content-type
image/svg+xml
x-cloud-trace-context
6e5b4f6552c2c4d2b4d573062634d164
cache-control
public, max-age=600
content-length
4443
expires
Sat, 25 May 2024 17:37:08 GMT
iitbombay.png
nptel.ac.in/assets/home/ 		8 KB
8 KB 		Image
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https://nptel.ac.in/assets/home/iitbombay.png
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URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
8c44689cbb804af9e2eecf08812a8de6
cache-control
public, max-age=600
content-length
7734
expires
Sat, 25 May 2024 17:41:27 GMT
iitdelhi.png
nptel.ac.in/assets/home/ 		18 KB
18 KB 		Image
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URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
8c44689cbb804af9e2eecf08812a8de6
cache-control
public, max-age=600
content-length
18360
expires
Sat, 25 May 2024 17:41:27 GMT
iitkanpur.png
nptel.ac.in/assets/home/ 		18 KB
19 KB 		Image
General
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https://nptel.ac.in/assets/home/iitkanpur.png
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
5a4fb91da8d22e50485b5e1a679dbc69;o=1
cache-control
public, max-age=600
content-length
18908
expires
Sat, 25 May 2024 17:41:27 GMT
iitkharagpur.png
nptel.ac.in/assets/home/ 		13 KB
14 KB 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
5694b013104995c030f349c3a4a07224
cache-control
public, max-age=600
content-length
13793
expires
Sat, 25 May 2024 17:41:27 GMT
iitguwahati.png
nptel.ac.in/assets/home/ 		12 KB
12 KB 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
8c44689cbb804af9e2eecf08812a8de6
cache-control
public, max-age=600
content-length
12098
expires
Sat, 25 May 2024 17:41:27 GMT
iitroorkee.jpeg
nptel.ac.in/assets/home/ 		347 KB
347 KB 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/jpeg
x-cloud-trace-context
8c44689cbb804af9e2eecf08812a8de6
cache-control
public, max-age=600
expires
Sat, 25 May 2024 17:41:27 GMT
iitmadras.png
nptel.ac.in/assets/home/ 		7 KB
7 KB 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
cd9700db82fda616a20499c1f89e8a11
cache-control
public, max-age=600
content-length
7010
expires
Sat, 25 May 2024 17:41:27 GMT
iisbangalore.png
nptel.ac.in/assets/home/ 		16 KB
16 KB 		Image
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Host: nptel.ac.in
URL: https://nptel.ac.in/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
812098223a3f93024d06ba357bb8c6843b75d11445175963b583ecf9abaccba5

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:27 GMT
server
Google Frontend
age
1
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
94a54c4ea26108fcfb5f6b672099faa7
cache-control
public, max-age=600
content-length
16030
expires
Sat, 25 May 2024 17:41:27 GMT
collect
region1.google-analytics.com/g/ 		0
251 B 		Ping
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https://region1.google-analytics.com/g/collect?v=2&tid=G-YBKYHPL1B9&gtm=45je45m0v873137942za200&_p=1716658287596&gcd=13l3l3l2l1&npa=1&dma_cps=sypham&dma=1&cid=259029585.1716658288&ul=de-de&sr=1600x1200&uaa=x86&uab=64&uafvl=Google%2520Chrome%3B125.0.6422.112%7CChromium%3B125.0.6422.112%7CNot.A%252FBrand%3B24.0.0.0&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&are=1&frm=0&pscdl=noapi&_s=1&sid=1716658287&sct=1&seg=0&dl=https%3A%2F%2Fnptel.ac.in%2F&dt=Home%20%3A%3A%20NPTEL&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=602
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-YBKYHPL1B9
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
Sat, 25 May 2024 17:31:27 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://nptel.ac.in
cache-control
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cross-origin-resource-policy
cross-origin
alt-svc
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content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
NTY
www.imprzd.com/BroadcastImpression/api/feed/scrollOfLove/ Frame 		0
0 		Preflight
General
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https://www.imprzd.com/BroadcastImpression/api/feed/scrollOfLove/NTY
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
GET
Origin
https://nptel.ac.in
Sec-Fetch-Mode
cors
User-Agent
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Response headers

access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
access-control-allow-origin
*
access-control-max-age
3600
allow
GET, HEAD, POST, PUT, DELETE, OPTIONS, PATCH
date
Sat, 25 May 2024 17:31:28 GMT
css2
fonts.googleapis.com/ 		74 KB
3 KB 		Stylesheet
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https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Roboto:ital,wght@0,100;0,300;0,400;0,500;0,700;0,900;1,100;1,300;1,400;1,500;1,700;1,900&display=swap
Requested by
Host: www.imprzd.com
URL: https://www.imprzd.com/bi/in-scol/app.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80f::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

strict-transport-security
max-age=31536000
date
Sat, 25 May 2024 17:31:28 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Sat, 25 May 2024 17:31:28 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Sat, 25 May 2024 17:31:28 GMT
NTY
www.imprzd.com/BroadcastImpression/api/feed/scrollOfLove/ 		9 KB
2 KB 		Fetch
General
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https://www.imprzd.com/BroadcastImpression/api/feed/scrollOfLove/NTY
Requested by
Host: nptel.ac.in
URL: https://nptel.ac.in/polyfills.08ccefc07e773eba.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
Content-Type
application/json
Accept
*/*
Referer
https://nptel.ac.in/
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
content-encoding
gzip
vary
accept-encoding
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
access-control-allow-origin
*
content-type
application/json;charset=UTF-8
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
pxiEyp8kv8JHgFVrJJfecg.woff2
fonts.gstatic.com/s/poppins/v21/ 		8 KB
8 KB 		Font
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https://fonts.gstatic.com/s/poppins/v21/pxiEyp8kv8JHgFVrJJfecg.woff2
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Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Roboto:ital,wght@0,100;0,300;0,400;0,500;0,700;0,900;1,100;1,300;1,400;1,500;1,700;1,900&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
7d93459d86585bfcdbb7e0376056226adb25821ee54b96236fe2123e9560929f
Security Headers
Name Value
X-Content-Type-Options nosniff
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Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://fonts.googleapis.com/
Origin
https://nptel.ac.in
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 03:04:57 GMT
x-content-type-options
nosniff
age
224791
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
7884
x-xss-protection
0
last-modified
Fri, 22 Mar 2024 00:00:38 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Fri, 23 May 2025 03:04:57 GMT
pxiByp8kv8JHgFVrLEj6Z1xlFQ.woff2
fonts.gstatic.com/s/poppins/v21/ 		8 KB
8 KB 		Font
General
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https://fonts.gstatic.com/s/poppins/v21/pxiByp8kv8JHgFVrLEj6Z1xlFQ.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Roboto:ital,wght@0,100;0,300;0,400;0,500;0,700;0,900;1,100;1,300;1,400;1,500;1,700;1,900&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
f4e80d9dfd374d02989b87a27b5ed4cb78fbb177c27f1478e9a8b0afb7513149
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://fonts.googleapis.com/
Origin
https://nptel.ac.in
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 02:42:19 GMT
x-content-type-options
nosniff
age
226149
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
8000
x-xss-protection
0
last-modified
Fri, 22 Mar 2024 00:00:59 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
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access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Fri, 23 May 2025 02:42:19 GMT
favicon.ico
nptel.ac.in/ 		10 KB
2 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://nptel.ac.in/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
cc443862e2c04f5211a9f94d64880e444b644d41038b4b8d681634f1530e35ed

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:28 GMT
content-encoding
gzip
server
Google Frontend
age
0
etag
"P4716w"
content-type
text/html
x-cloud-trace-context
564c07987d825b9c5b9a5a0f42a5f27e
cache-control
public, max-age=600
content-length
1581
expires
Sat, 25 May 2024 17:41:28 GMT
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTgwNjAwNjlELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		215 KB
216 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTgwNjAwNjlELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
742c6e0f7a10e60303e20447ac6072c4ce3d849c818f9bb71704d89aaccb2f1e

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
220477
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTUyMDA5ODBELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		185 KB
186 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTUyMDA5ODBELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
7326494906e0c49d026e3f36c611393e12888f65dcee7e1f7d266d5d55052b40

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
189604
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTIyNzA1MjkucG5n
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		198 KB
198 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTIyNzA1MjkucG5n
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
c77fcf2718a8245017a5f75620410b12208b8a94158ed60c0bfb7130ea849ba5

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
202268
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTEzNDA0NDlELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		308 KB
309 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTEzNDA0NDlELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
9adaccc3b0a6586d8f0e05051badae9a6c73951ee04dc5e6a99aafcec93e617c

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
315303
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTEyNjAzMjJELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		157 KB
158 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNTEyNjAzMjJELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
7945f5a3b5656b23f708802db0f48bf7df369a8a8ddb6ad3f555ccc93228e1ba

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
161250
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNDczMzA3NDFELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		242 KB
243 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNDczMzA3NDFELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
3819f9436623b0ccfeac3d8b9838316dc12ac6722e3fb0e04bd0e190e6eb8723

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
248078
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNDU1MzAyNjRELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		191 KB
192 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNDU1MzAyNjRELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
9c4d71c5d3933e84b038207d38e8ca16b1c18ffc412738db932412f86e160795

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
195826
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNDQyMTA2NzMucG5n
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		120 KB
120 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwNDQyMTA2NzMucG5n
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
3fe943963e9581d4f2b6f2b7f09f323419ba08632faced915cdfad3760bd007a

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
122673
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwMzczODA5MDFELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		260 KB
261 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwMzczODA5MDFELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
faf9da7205f1c2f1fe291cca864edc71d72d8bddb908eae1e950fd3e269eced2

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
266459
L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwMzQzOTA3MThELnBuZw==
www.imprzd.com/BroadcastImpression/api/file/displayImageV2/ 		196 KB
197 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.imprzd.com/BroadcastImpression/api/file/displayImageV2/L2hvbWUvZWZzZGF0YS82NV9zZXJ2ZXIvcG9zdEltYWdlLzIwMjQvNS8yNS8yMDI0MDUyNTEwMzQzOTA3MThELnBuZw==
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.109.244.216 Mumbai, India, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-109-244-216.ap-south-1.compute.amazonaws.com
Software
/
Resource Hash
19b126d73a20770f6ac0e4a8ad5356ac12ba4c9b890913d2b13cff7a43df9924

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:29 GMT
access-control-max-age
3600
access-control-allow-methods
POST, GET, OPTIONS, DELETE, PUT
content-type
image/png
access-control-allow-origin
*
access-control-allow-credentials
false
access-control-allow-headers
Content-Type, Accept, X-Requested-With, remember-me, token, UUID,charset
content-length
201021
workshop.png
nptel.ac.in/assets/shared/carousel/ 		2 MB
2 MB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://nptel.ac.in/assets/shared/carousel/workshop.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::15 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Frontend /
Resource Hash
0a5a527e70515eeb47dc1c0904957f4fca282d7d4ff3bdf7f2b6fcce53c6524c

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 25 May 2024 17:31:32 GMT
server
Google Frontend
age
0
etag
"P4716w"
content-type
image/png
x-cloud-trace-context
a76875cd33ae212ed054c0971059341d
cache-control
public, max-age=600
expires
Sat, 25 May 2024 17:41:32 GMT
collect
region1.google-analytics.com/g/ 		0
45 B 		Ping
General
Check archive.org
Download Go to
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-YBKYHPL1B9&gtm=45je45m0v873137942za200&_p=1716658287596&gcd=13l3l3l2l1&npa=1&dma_cps=sypham&dma=1&cid=259029585.1716658288&ul=de-de&sr=1600x1200&uaa=x86&uab=64&uafvl=Google%2520Chrome%3B125.0.6422.112%7CChromium%3B125.0.6422.112%7CNot.A%252FBrand%3B24.0.0.0&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&are=1&frm=0&pscdl=noapi&_s=2&dp=%2F&sid=1716658287&sct=1&seg=1&dl=https%3A%2F%2Fnptel.ac.in%2F&dt=Home%20%3A%3A%20NPTEL&en=page_view&_ee=1&_et=2&tfd=5604
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-YBKYHPL1B9
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://nptel.ac.in/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
Sat, 25 May 2024 17:31:32 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://nptel.ac.in
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

165 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 function| gtag object| dataLayer object| webpackChunknptel_iitm function| Zone function| __zone_symbol__Promise function| __zone_symbol__fetch function| __zone_symbol__setTimeout function| __zone_symbol__clearTimeout function| __zone_symbol__setInterval function| __zone_symbol__clearInterval function| __zone_symbol__requestAnimationFrame function| __zone_symbol__cancelAnimationFrame function| __zone_symbol__webkitRequestAnimationFrame function| __zone_symbol__webkitCancelAnimationFrame function| __zone_symbol__alert function| __zone_symbol__prompt function| __zone_symbol__confirm function| __zone_symbol__MutationObserver function| __zone_symbol__WebKitMutationObserver function| __zone_symbol__IntersectionObserver function| __zone_symbol__FileReader boolean| __zone_symbol__ononsearchpatched boolean| __zone_symbol__ononappinstalledpatched boolean| __zone_symbol__ononbeforeinstallpromptpatched boolean| __zone_symbol__ononbeforexrselectpatched boolean| __zone_symbol__ononabortpatched boolean| __zone_symbol__ononbeforeinputpatched boolean| __zone_symbol__ononbeforematchpatched boolean| __zone_symbol__ononbeforetogglepatched boolean| __zone_symbol__ononblurpatched boolean| __zone_symbol__ononcancelpatched boolean| __zone_symbol__ononcanplaypatched boolean| __zone_symbol__ononcanplaythroughpatched boolean| __zone_symbol__ononchangepatched boolean| __zone_symbol__ononclickpatched boolean| __zone_symbol__ononclosepatched boolean| __zone_symbol__ononcontentvisibilityautostatechangepatched boolean| __zone_symbol__ononcontextlostpatched boolean| __zone_symbol__ononcontextmenupatched boolean| __zone_symbol__ononcontextrestoredpatched boolean| __zone_symbol__ononcuechangepatched boolean| __zone_symbol__onondblclickpatched boolean| __zone_symbol__onondragpatched boolean| __zone_symbol__onondragendpatched boolean| __zone_symbol__onondragenterpatched boolean| __zone_symbol__onondragleavepatched boolean| __zone_symbol__onondragoverpatched boolean| __zone_symbol__onondragstartpatched boolean| __zone_symbol__onondroppatched boolean| __zone_symbol__onondurationchangepatched boolean| __zone_symbol__ononemptiedpatched boolean| __zone_symbol__ononendedpatched boolean| __zone_symbol__ononerrorpatched boolean| __zone_symbol__ononfocuspatched boolean| __zone_symbol__ononformdatapatched boolean| __zone_symbol__ononinputpatched boolean| __zone_symbol__ononinvalidpatched boolean| __zone_symbol__ononkeydownpatched boolean| __zone_symbol__ononkeypresspatched boolean| __zone_symbol__ononkeyuppatched boolean| __zone_symbol__ononloadpatched boolean| __zone_symbol__ononloadeddatapatched boolean| __zone_symbol__ononloadedmetadatapatched boolean| __zone_symbol__ononloadstartpatched boolean| __zone_symbol__ononmousedownpatched boolean| __zone_symbol__ononmouseenterpatched boolean| __zone_symbol__ononmouseleavepatched boolean| __zone_symbol__ononmousemovepatched boolean| __zone_symbol__ononmouseoutpatched boolean| __zone_symbol__ononmouseoverpatched boolean| __zone_symbol__ononmouseuppatched boolean| __zone_symbol__ononmousewheelpatched boolean| __zone_symbol__ononpausepatched boolean| __zone_symbol__ononplaypatched boolean| __zone_symbol__ononplayingpatched boolean| __zone_symbol__ononprogresspatched boolean| __zone_symbol__ononratechangepatched boolean| __zone_symbol__ononresetpatched boolean| __zone_symbol__ononresizepatched boolean| __zone_symbol__ononscrollpatched boolean| __zone_symbol__ononsecuritypolicyviolationpatched boolean| __zone_symbol__ononseekedpatched boolean| __zone_symbol__ononseekingpatched boolean| __zone_symbol__ononselectpatched boolean| __zone_symbol__ononslotchangepatched boolean| __zone_symbol__ononstalledpatched boolean| __zone_symbol__ononsubmitpatched boolean| __zone_symbol__ononsuspendpatched boolean| __zone_symbol__onontimeupdatepatched boolean| __zone_symbol__onontogglepatched boolean| __zone_symbol__ononvolumechangepatched boolean| __zone_symbol__ononwaitingpatched boolean| __zone_symbol__ononwebkitanimationendpatched boolean| __zone_symbol__ononwebkitanimationiterationpatched boolean| __zone_symbol__ononwebkitanimationstartpatched boolean| __zone_symbol__ononwebkittransitionendpatched boolean| __zone_symbol__ononwheelpatched boolean| __zone_symbol__ononauxclickpatched boolean| __zone_symbol__onongotpointercapturepatched boolean| __zone_symbol__ononlostpointercapturepatched boolean| __zone_symbol__ononpointerdownpatched boolean| __zone_symbol__ononpointermovepatched boolean| __zone_symbol__ononpointerrawupdatepatched boolean| __zone_symbol__ononpointeruppatched boolean| __zone_symbol__ononpointercancelpatched boolean| __zone_symbol__ononpointeroverpatched boolean| __zone_symbol__ononpointeroutpatched boolean| __zone_symbol__ononpointerenterpatched boolean| __zone_symbol__ononpointerleavepatched boolean| __zone_symbol__ononselectstartpatched boolean| __zone_symbol__ononselectionchangepatched boolean| __zone_symbol__ononanimationendpatched boolean| __zone_symbol__ononanimationiterationpatched boolean| __zone_symbol__ononanimationstartpatched boolean| __zone_symbol__onontransitionrunpatched boolean| __zone_symbol__onontransitionstartpatched boolean| __zone_symbol__onontransitionendpatched boolean| __zone_symbol__onontransitioncancelpatched boolean| __zone_symbol__ononafterprintpatched boolean| __zone_symbol__ononbeforeprintpatched boolean| __zone_symbol__ononbeforeunloadpatched boolean| __zone_symbol__ononhashchangepatched boolean| __zone_symbol__ononlanguagechangepatched boolean| __zone_symbol__ononmessagepatched boolean| __zone_symbol__ononmessageerrorpatched boolean| __zone_symbol__ononofflinepatched boolean| __zone_symbol__onononlinepatched boolean| __zone_symbol__ononpagehidepatched boolean| __zone_symbol__ononpageshowpatched boolean| __zone_symbol__ononpopstatepatched boolean| __zone_symbol__ononrejectionhandledpatched boolean| __zone_symbol__ononstoragepatched boolean| __zone_symbol__ononunhandledrejectionpatched boolean| __zone_symbol__ononunloadpatched boolean| __zone_symbol__onondevicemotionpatched boolean| __zone_symbol__onondeviceorientationpatched boolean| __zone_symbol__onondeviceorientationabsolutepatched boolean| __zone_symbol__ononpageswappatched boolean| __zone_symbol__ononpagerevealpatched boolean| __zone_symbol__ononscrollendpatched function| __zone_symbol__queueMicrotask object| __zone_symbol__popstatefalse object| __zone_symbol__hashchangefalse function| getAngularTestability function| getAllAngularTestabilities function| getAllAngularRootElements object| frameworkStabilizers object| __zone_symbol__resizefalse object| google_tag_manager object| google_tag_data object| __zone_symbol__loadfalse function| onYouTubeIframeAPIReady object| __zone_symbol__focusfalse object| __zone_symbol__blurfalse object| __zone_symbol__pageshowfalse object| __zone_symbol__pagehidefalse object| gaGlobal object| __zone_symbol__scrollendfalse function| __zone_symbol__addEventListener function| __zone_symbol__removeEventListener undefined| __zone_symbol__eventListeners undefined| __zone_symbol__removeAllListeners function| eventListeners function| removeAllListeners

5 Cookies

Domain/Path Name / Value
.nptel.ac.in/ Name: _ga
Value: GA1.1.259029585.1716658288
.nptel.ac.in/ Name: _ga_YBKYHPL1B9
Value: GS1.1.1716658287.1.1.1716658287.0.0.0
.youtube.com/ Name: YSC
Value: wHIgRA9rCr8
.youtube.com/ Name: VISITOR_INFO1_LIVE
Value: IgflqA25EYM
.youtube.com/ Name: VISITOR_PRIVACY_METADATA
Value: CgJERRIEEgAgKA%3D%3D

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.

cdnjs.cloudflare.com
fonts.googleapis.com
fonts.gstatic.com
nptel.ac.in
region1.google-analytics.com
www.googletagmanager.com
www.imprzd.com
www.youtube.com
104.17.24.14
2001:4860:4802:32::15
2001:4860:4802:32::36
2a00:1450:4001:80b::200e
2a00:1450:4001:80f::200a
2a00:1450:4001:810::2003
2a00:1450:4001:811::2008
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