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Network

DNS, IP, and webmaster utilities

15 Tools Available
🧭

DNS Lookup

Lookup DNS records (A, AAAA, CNAME, MX, NS, TXT, CAA, SRV, PTR)

🛰️

HTTP Headers Checker

Inspect real HTTP response headers for any URL

📡

IP & Subnet Calculator

IPv4 ⇄ decimal, CIDR to range, range to CIDRs, subnet math

📸

Website Screenshot

Capture full-page screenshots of any website

🏷️

Open Graph Generator

Generate Open Graph meta tags for social media

🏷️

Meta Tag Generator

Generate standard HTML meta tags for SEO

🐦

Twitter Card Generator

Generate Twitter Card meta tags for rich previews

🤖

Robots.txt Generator

Generate robots.txt files to control search crawlers

⭐

Favicon Generator

Generate custom favicons from text or initials

🔍

WHOIS Lookup

Look up domain registration and ownership information

🔒

SSL Certificate Checker

Check SSL certificate validity and expiration

🔌

Port Checker

Check if a port is open on a server or domain

🔄

IPv4 to IPv6 Converter

Convert IPv4 addresses to IPv6 format

📧

SPF Record Checker

Check and validate SPF email authentication records

📬

DMARC Record Generator

Generate DMARC records for email authentication

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