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NetworkCalc — IP Subnet Calculator

NetworkCalc — IP Subnet Calculator

ID: bplcbapfccpmdabnfhblimccdhlhccgf

Supported Languages

🇨🇳Chinese (Simplified)
🇺🇸English
🇫🇷French
🇩🇪German
🇷🇺Russian
🇪🇸Spanish

Extension Info & Metadata

Status
Active
Version
1.4
Size
4.37 MB
Rating
5.0/5
Reviews
3
Users
67
Type
Extension
Updated
Jul 12, 2026
Category
Developer tools
Price
Paid
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
Yes
Download CRX
Chrome Web Store
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Publisher Contextual Analysis

Trusted
Author
networkcalc.borodinskiy.devView Profile
Privacy
Privacy Policy
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
No
Mailbox exists
Yes
Website
Visit
Total Extensions
1
Active
1
Obsolete
0
Listed
1
Unlisted
0
Total Users
67

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Screenshot 1

IPv4 & IPv6 subnet calculator: CIDR, netmask, wildcard, host range, subnet split, MAC/OUI vendor lookup, Base64/HEX/URL.

NetworkCalc — IP & MAC Network Calculator (Inspired by sipcalc) NetworkCalc is a multifunctional network analysis tool built into your browser. Inspired by the popular Linux utility sipcalc, this extension offers powerful tools for: - IPv4 and IPv6 address breakdown and subnet calculations - CIDR-to-netmask conversion and subnet membership checks - IPv6 subnet splitting and address expansion - MAC address tools with vendor (OUI) lookup - Encoding/decoding utilities: Base64, Hex, URL, ASCII, MD5 Perfect for network engineers, sysadmins, pentesters, and students. Some features require a license key (available via Boosty or Patreon). No cloud. Everything runs locally in your browser.

Extracted Data

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URLs
7
IPv4
19
IPv6
1

URLs

View the external URLs this extension communicates with to understand its network activity and data interactions.

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getbootstrap.com-https://getbootstrap.com/
github.com/twbs/bootstrap/graphs/contributorshttps://github.com/twbs/bootstrap/graphs/contributors
github.com/twbs/bootstrap/blob/main/LICENSEhttps://github.com/twbs/bootstrap/blob/main/LICENSE
popper.js.org/docs/v2/https://popper.js.org/docs/v2/
www.w3.org/2000/svghttp://www.w3.org/2000/svg
www.patreon.com/posts/networkcalc-137715029https://www.patreon.com/posts/networkcalc-137715029?utm_medium=clipboard_copy&utm_source=copyLink&utm_campaign=postshare_creator&utm_content=join_link
boosty.to/borodinskiy/posts/1ea369fc-ef8f-438a-a0a0-1abac9bd72fchttps://boosty.to/borodinskiy/posts/1ea369fc-ef8f-438a-a0a0-1abac9bd72fc?share=post_link

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192.168.0.1
IPv4
-
255.255.255.255
IPv4
-
0.0.0.0
IPv4
-
10.0.0.0
IPv4
-
127.0.0.0
IPv4
-
100.64.0.0
IPv4
-
169.254.0.0
IPv4
-
172.16.0.0
IPv4
-
192.168.0.0
IPv4
-
192.0.0.0
IPv4
-
192.0.2.0
IPv4
-
198.18.0.0
IPv4
-
198.51.100.0
IPv4
-
203.0.113.0
IPv4
-
224.0.0.0
IPv4
-
240.0.0.0
IPv4
-
255.255.255.0
IPv4
-
192.168.1.0
IPv4
-
192.168.0.10
IPv4
-
fe80:0:0:0:0:0:0:1
IPv6
-
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Version History

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Code Diff

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