Send datagrams in string or hex format
Send and receive UDP datagrams in string or hex format. Connect to servers or other instances. Specify ports for receiving. TCP mode includes client and server submodes. Connect to TCP servers. Send data over established TCP connections.
Showing 1–20 of 1,000 ranked alternatives.
珣 张
Debug network traffic and test connections
Debugging tool for network maintenance and development. Send and receive TCP/UDP data. Perform Ping, Ping Monitor, UDP Broadcast, and Multicast. Scan ports, trace routes, and scan local networks. Look up Whois information.
珣 张
Debug TCP/UDP connections
Debugging for network maintenance and development. Send and receive TCP/UDP data. Perform Ping, Ping Monitor, UDP Broadcast, and Multicast. Scan ports and networks. Trace routes and look up Whois information.
Shadow Launch Technology Limited
Capture traffic, record requests, configure rules
Capture and redirect HTTP/HTTPS/TCP traffic to a proxy server. Record and display HTTP, HTTPS, and DNS requests. Configure rules based on domain, IP range, or GeoIP. Track network usage and speed across different connections.
NagleCode, LLC
Send packets with ASCII or HEX input
Send UDP, TCP, and SSL packets with ASCII or HEX input. Make HTTP GET/POST requests. Receive UDP or TCP data on custom ports. Copy incoming data in ASCII, HEX, or RAW formats. Transfer packets between devices via cloud.
Jason Cox
Test URLs with cURL commands
Perform HTTP requests including GET, HEAD, POST, PUT, DELETE, OPTIONS, and TRACE. View raw headers and HTML responses. Simulate different user-agents. Support SSL for https requests with certificate details. Save and review history of tested URLs.
Surge Networks Inc.
Network and bandwidth
Measure network performance by testing TCP bandwidth and UDP characteristics. Run as client or server. Customize testing parameters. Display Wi-Fi link and SSID. Compatible with iperf3 on other platforms.
Stash Networks Limited
Set rules, connect securely, manage proxies
Manage network traffic with - routing for TCP, UDP, and ICMP protocols. Configure servers and apply rules on domain, IP-CIDR, or User-Agent. Support DNS over TCP, TLS, and HTTPS. Enable MitM, HTTP rewriting, and on-demand connections.
Fausto Ristagno
Send text, receive responses, monitor TCP/IP connections
Allows users to start a TCP/IP server, send text strings or EOL characters, and view responses. It supports multiple client connections, disconnections, and PING checks to verify LAN and firewall status.
Expressco Services, LLC
Your connection and stream safely
Internet browsing with end-to-end encryption and private DNS. Connect to servers worldwide for speeds and unrestricted access. Manage subscriptions and payment methods within the . Block ads and trackers automatically.
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