URL: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Submission: On January 09 via manual from CA — Scanned from NZ

Summary

This website contacted 5 IPs in 3 countries across 6 domains to perform 9 HTTP transactions. The main IP is 104.21.12.15, located in and belongs to CLOUDFLARENET, US. The main domain is zenwriting.net. The Cisco Umbrella rank of the primary domain is 318602.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on July 14th 2022. Valid for: a year.
This is the only time zenwriting.net was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 104.21.12.15 13335 (CLOUDFLAR...)
1 160.153.62.161 26496 (AS-26496-...)
1 151.101.2.152 54113 (FASTLY)
3 104.18.140.190 13335 (CLOUDFLAR...)
2 2 139.99.63.197 16276 (OVH)
2 104.16.86.20 13335 (CLOUDFLAR...)
9 5
Apex Domain
Subdomains
Transfer
3 typepad.com
static.typepad.com — Cisco Umbrella Rank: 182839
8 KB
2 jsdelivr.net
cdn.jsdelivr.net — Cisco Umbrella Rank: 488
2 KB
2 rawgit.com
cdn.rawgit.com — Cisco Umbrella Rank: 13933
1 KB
2 zenwriting.net
zenwriting.net — Cisco Umbrella Rank: 318602
6 KB
1 scribdassets.com
imgv2-2-f.scribdassets.com — Cisco Umbrella Rank: 64218
52 KB
1 tinhatranch.com
tinhatranch.com
63 KB
9 6
Domain Requested by
3 static.typepad.com zenwriting.net
static.typepad.com
2 cdn.jsdelivr.net static.typepad.com
2 cdn.rawgit.com 2 redirects
2 zenwriting.net zenwriting.net
1 imgv2-2-f.scribdassets.com zenwriting.net
1 tinhatranch.com zenwriting.net
9 6

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

Domain
www.proteckd.com
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2022-07-14 -
2023-07-14
a year crt.sh
tinhatranch.com
Go Daddy Secure Certificate Authority - G2
2021-02-20 -
2022-03-24
a year crt.sh
*.scribdassets.com
R3
2022-12-10 -
2023-03-10
3 months crt.sh

This page contains 1 frames:

Primary Page: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Frame ID: CA5CB3DE2B34ECDF04E342FFD760382F
Requests: 9 HTTP requests in this frame

Screenshot

Page Title

Understanding how to understand the Electromagnetic Spectrum — fishowl1

Detected technologies

Overall confidence: 100%
Detected patterns
  • /wp-(?:content|includes)/

Overall confidence: 100%
Detected patterns
  • //cdn\.jsdelivr\.net/

Page Statistics

9
Requests

67 %
HTTPS

0 %
IPv6

6
Domains

6
Subdomains

5
IPs

3
Countries

131 kB
Transfer

171 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 6
  • https://cdn.rawgit.com/noelboss/featherlight/1.7.13/release/featherlight.min.css HTTP 301
  • https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.min.css
Request Chain 7
  • https://cdn.rawgit.com/noelboss/featherlight/1.7.13/release/featherlight.gallery.min.css HTTP 301
  • https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.gallery.min.css

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request understanding-how-to-understand-the-electromagnetic-spectrum
zenwriting.net/fishowl1/
10 KB
4 KB
Document
General
Full URL
https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.12.15 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
67d4fab1d4df376fc086047537f9bae81f7bb655b02295126226a9466cc52152

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept-language
en-NZ,en;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
786faa16bc73a817-SYD
content-encoding
br
content-type
text/html; charset=utf-8
date
Mon, 09 Jan 2023 19:43:54 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=sPrNHIwNvusHmL0Al2CdMWpagmJSKqtnksiBSBviTjsse2FKS7YNwyo7gNDPn%2FCNLM6AENj4TBqF41ghgmtlk1zQbipdxkyYIVu0a2yax0kMPWYTm4wJDA27j9yr8f0UhA%3D%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
x-served-by
zenwriting.net
styles.css
zenwriting.net/500hats/
10 KB
2 KB
Stylesheet
General
Full URL
https://zenwriting.net/500hats/styles.css?v=6
Requested by
Host: zenwriting.net
URL: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.12.15 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
22735bdf520f33009fe2e2ffb3d513aac13e6ca124f2446f67594547fdf102aa

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:54 GMT
content-encoding
br
cf-cache-status
REVALIDATED
last-modified
Thu, 05 Aug 2021 09:52:22 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=NfYk8fKAHm2k65l9Lnu%2BjWu0g2K4pfxRvGNV36aSJfJ50%2Fd6GKaNcnVwD2wxUjJyn%2BZsZgpovaltR6LPPlOLdUbUgtEwLVdOjI9wECpIx%2Bf2mWhVKqNL2fDN4XR8v41JVA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
cache-control
max-age=14400
cf-ray
786faa1b980ba817-SYD
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-served-by
zenwriting.net
1000px-EM_spectrum.svg_.png
tinhatranch.com/wp-content/uploads/2014/01/
63 KB
63 KB
Image
General
Full URL
https://tinhatranch.com/wp-content/uploads/2014/01/1000px-EM_spectrum.svg_.png
Requested by
Host: zenwriting.net
URL: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
160.153.62.161 , United States, ASN26496 (AS-26496-GO-DADDY-COM-LLC, US),
Reverse DNS
161.62.153.160.host.secureserver.net
Software
Apache /
Resource Hash
4ebea0a0f44b48f0a6f24a7401cdc24abb89844ac24a7ebb3b2dcab18610e5b5

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://zenwriting.net/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

pragma
public
date
Mon, 09 Jan 2023 19:43:55 GMT
last-modified
Mon, 14 Jun 2021 07:02:34 GMT
server
Apache
content-type
image/png
cache-control
max-age=31536000, public, must-revalidate, proxy-revalidate
accept-ranges
bytes
content-length
64258
expires
Tue, 09 Jan 2024 19:43:55 GMT
1568240623
imgv2-2-f.scribdassets.com/img/document/86791790/original/acf80200f0/
52 KB
52 KB
Image
General
Full URL
https://imgv2-2-f.scribdassets.com/img/document/86791790/original/acf80200f0/1568240623?v=1
Requested by
Host: zenwriting.net
URL: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.2.152 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
envoy /
Resource Hash
6abaed6031238c0932d4f241517b6a905d47c277937b03e5d310ac6328a68190

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://zenwriting.net/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:55 GMT
via
1.1 varnish, 1.1 varnish
age
335473
x-cache
HIT, MISS
fastly-io-info
ifsz=117719 idim=768x593 ifmt=jpeg ofsz=52746 odim=768x593 ofmt=webp
x-envoy-upstream-service-time
54
fastly-stats
io=1
alt-svc
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
content-length
52746
x-served-by
cache-chi-kigq8000033-CHI, cache-fty21366-FTY
server
envoy
x-timer
S1673293435.124466,VS0,VE36
etag
"RlqLYeLhb8lRno5D+0PFeYtFCHoQ1KkmB/k3TROlhPo"
vary
Accept
content-type
image/webp
cache-control
max-age=864000,stale-while-revalidate=86400,stale-if-error=86400
accept-ranges
bytes
x-cache-hits
7, 0
base-weblog.css
static.typepad.com/.shared/themes/common/
27 KB
6 KB
Stylesheet
General
Full URL
https://static.typepad.com/.shared/themes/common/base-weblog.css?v=2
Requested by
Host: zenwriting.net
URL: https://zenwriting.net/500hats/styles.css?v=6
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.140.190 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6eea8d407f0202d9259a6c90073ef4468302bc8849bbc385ae921c740cb52a88

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://zenwriting.net/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:55 GMT
content-encoding
br
cf-cache-status
DYNAMIC
last-modified
Tue, 09 Apr 2019 19:40:39 GMT
server
cloudflare
content-type
text/css
cache-control
public
cf-ray
786faa222f7d550f-SYD
expires
Tue, 09 Jan 2024 19:43:55 GMT
tipjar.css
static.typepad.com/.shared/themes/common/
4 KB
816 B
Stylesheet
General
Full URL
https://static.typepad.com/.shared/themes/common/tipjar.css
Requested by
Host: zenwriting.net
URL: https://zenwriting.net/500hats/styles.css?v=6
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.140.190 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c72d1f8931da5426f1684455f51fc1fba22ae78bc43f647c77924bea68d5d75d

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://zenwriting.net/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:55 GMT
content-encoding
br
cf-cache-status
DYNAMIC
last-modified
Tue, 09 Apr 2019 19:40:39 GMT
server
cloudflare
content-type
text/css
cache-control
public
cf-ray
786faa222f7e550f-SYD
expires
Tue, 09 Jan 2024 19:43:55 GMT
featherlight-gallery.css
static.typepad.com/.shared/css/
3 KB
704 B
Stylesheet
General
Full URL
https://static.typepad.com/.shared/css/featherlight-gallery.css
Requested by
Host: static.typepad.com
URL: https://static.typepad.com/.shared/themes/common/base-weblog.css?v=2
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.140.190 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2ce32915eab5229db622223aeaecc7bd704160d4d3fde1d8d09b3c05a174b506

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://static.typepad.com/.shared/themes/common/base-weblog.css?v=2
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:56 GMT
content-encoding
br
cf-cache-status
DYNAMIC
last-modified
Tue, 09 Apr 2019 19:40:39 GMT
server
cloudflare
content-type
text/css
cache-control
public
cf-ray
786faa2608ec550f-SYD
expires
Tue, 09 Jan 2024 19:43:55 GMT
featherlight.min.css
cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/
Redirect Chain
  • https://cdn.rawgit.com/noelboss/featherlight/1.7.13/release/featherlight.min.css
  • https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.min.css
2 KB
1 KB
Stylesheet
General
Full URL
https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.min.css
Requested by
Host: static.typepad.com
URL: https://static.typepad.com/.shared/css/featherlight-gallery.css
Protocol
H2
Server
104.16.86.20 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
bc462b8920124b34fffa9f466debcfb0e097317ed6b76b73a547ad39c374fe34
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://static.typepad.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:57 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
23486358
x-jsd-version
1.7.13
content-encoding
br
x-cache
HIT, HIT
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-served-by
cache-fra19136-FRA, cache-itm18834-ITM
x-jsd-version-type
version
server
cloudflare
etag
W/"74c-qn7jgwM1oqqgU91VxAG6wby5T0s"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=2tgvD71DiZbzUeStpf9HsBs6rqVsriGZKP8GVKijqJeD0nBkIW8ybVtRzBuvE9jeMlD%2B0PuRZRdWCBiBXYXRnghTCLZ7FCHTmIcNpb8NYs3S6R%2B%2F9qbOpHqrhABHMRiMt7c%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin
*
cf-ray
786faa2eb8fda977-SYD

Redirect headers

date
Mon, 09 Jan 2023 19:43:56 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cdn-edgestorageid
744
age
49090
x-cache
HIT, HIT
cdn-cachedat
01/09/2023 19:43:54
cdn-pullzone
201235
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443", h3-29=":443", h3-27=":443"
content-length
119
x-served-by
cache-fra-eddf8230128-FRA, cache-chi-kigq8000080-CHI
server
BunnyCDN-SG21-744
cdn-proxyver
1.03
cdn-requestpullcode
301
vary
Accept-Encoding
content-type
text/plain; charset=utf-8
location
https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.min.css
access-control-allow-origin
*
cdn-uid
b1941f61-b576-4f40-80de-5677acb38f74
access-control-expose-headers
*
cache-control
public, max-age=2592000
cdn-cache
HIT
cdn-requestid
f78586de624f66935df85cc4c804ac99
timing-allow-origin
*
cdn-requestcountrycode
NZ
cdn-status
301
cdn-requestpullsuccess
True
featherlight.gallery.min.css
cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/
Redirect Chain
  • https://cdn.rawgit.com/noelboss/featherlight/1.7.13/release/featherlight.gallery.min.css
  • https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.gallery.min.css
2 KB
958 B
Stylesheet
General
Full URL
https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.gallery.min.css
Requested by
Host: static.typepad.com
URL: https://static.typepad.com/.shared/css/featherlight-gallery.css
Protocol
H2
Server
104.16.86.20 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
906daba3c69c8916903c60c8be7174649f9294db224ee5388ea29d40faf226b9
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
en-NZ,en;q=0.9
Referer
https://static.typepad.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 09 Jan 2023 19:43:57 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
6092148
x-jsd-version
1.7.13
content-encoding
br
x-cache
HIT, MISS
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-served-by
cache-fra19132-FRA, cache-yyz4533-YYZ
x-jsd-version-type
version
server
cloudflare
etag
W/"6f6-uWXKx3271iZqaEhqpW3Julyb3c4"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=E%2BhPpQ3vtyEiR0TzuKKy%2B6TXGqyW1zQNIRAzvfm9PbAn59FfT6S4aer37Bk3iAHDz%2Bq6fgfqC77UqyRM9DUp9JtXAvO6ntjAgy%2FUyrxiPIgXk4GXKA8pGZ9Qghn4wD2CmWw%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin
*
cf-ray
786faa2eb8fea977-SYD

Redirect headers

date
Mon, 09 Jan 2023 19:43:56 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cdn-edgestorageid
744
age
49093
x-cache
MISS, HIT
cdn-cachedat
01/09/2023 19:43:55
cdn-pullzone
201235
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443", h3-29=":443", h3-27=":443"
content-length
127
x-served-by
cache-fra-eddf8230049-FRA, cache-chi-kigq8000049-CHI
server
BunnyCDN-SG21-744
cdn-proxyver
1.03
cdn-requestpullcode
301
vary
Accept-Encoding
content-type
text/plain; charset=utf-8
location
https://cdn.jsdelivr.net/gh/noelboss/featherlight@1.7.13/release/featherlight.gallery.min.css
access-control-allow-origin
*
cdn-uid
b1941f61-b576-4f40-80de-5677acb38f74
access-control-expose-headers
*
cache-control
public, max-age=2592000
cdn-cache
HIT
cdn-requestid
4087b9021c0af7c5eb8fd9081ce52ac0
timing-allow-origin
*
cdn-requestcountrycode
NZ
cdn-status
301
cdn-requestpullsuccess
True

Verdicts & Comments Add Verdict or Comment

1 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| oncontentvisibilityautostatechange

0 Cookies

2 Console Messages

Source Level URL
Text
security warning URL: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum
Message:
Mixed Content: The page at 'https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum' was loaded over HTTPS, but requested an insecure element 'http://tinhatranch.com/wp-content/uploads/2014/01/1000px-EM_spectrum.svg_.png'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html
security warning URL: https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum(Line 131)
Message:
Mixed Content: The page at 'https://zenwriting.net/fishowl1/understanding-how-to-understand-the-electromagnetic-spectrum' was loaded over HTTPS, but requested an insecure element 'http://tinhatranch.com/wp-content/uploads/2014/01/1000px-EM_spectrum.svg_.png'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html