Dev tools · alternatives · 2026

24 alternatives to Bulk Persistent Connection Checker

Check if your server supports Persistent Connection

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Bulk Persistent Connection Checker launched in 2017; newer entries below may have overtaken it.

1. 1
   Down for Everyone or just Me?▲239

   The essential tool for checking if a website is up or not

   2015 · downforeveryoneorjustme.com · its alternatives →

2. 2WD
   Which DNS servers are you pointing to?▲283

   2020 · which.nameserve.rs · its alternatives →

3. 3
   StatusPage▲102

   Better Server Status Communication

   2013 · atlassian.com · its alternatives →

4. 4
   Does it use Cloudflare?▲144

   Tool to check if site uses CloudFlare

   2017 · its alternatives →

5. 5
   Boundary Free▲74

   Server and App Monitoring

   2014 · domaineasy.com · its alternatives →

6. 6
   DTEKT▲70

   Website uptime and performance monitoring

   2021 · its alternatives →

7. 7
   Devmag▲133

   A network re-thought for software developers

   2015 · its alternatives →

8. 8
   Port Checker▲87

   simple tool to check open ports on your computer

   2014 · portchecker.co · its alternatives →

9. 9
   Keep-Alive Test Tool▲6

   Keep Alive Checker - Check HTTP Keep-Alive Status Online

   2023 · technumero.com · its alternatives →

10. 10
    Site Down or No?▲12

    Site down or just you? Check instantly!

    2025 · its alternatives →

11. 11
    DNSPerf▲91

    Free DNS performance analytics

    2018 · dnsperf.com · its alternatives →

12. 12
    PingStreak▲78

    Game server status monitoring and analytics tool

    2022 · its alternatives →

13. 13
    Browser Resource Hint Validator▲64

    Check preconnect and preload hints are working correctly

    2022 · debugbear.com · its alternatives →

14. 14
    Rust Library to check your Internet connectivity▲41

    📶 Troubleshoot problems with your Internet connection - jesusprubio/up

    2019 · github.com · its alternatives →

15. 15
    Appneta▲68

    Full-stack monitoring for web applications

    2014 · broadcom.com · its alternatives →

16. 16
    Status Page▲36

    Better Server Status Communication

    2014 · atlassian.com · its alternatives →

17. 17
    DNS Benchmark Tool – Compare and monitor resolvers▲59

    I built a CLI to benchmark DNS resolvers after discovering DNS was adding 300ms to my API requests. v0.3.0 just released with new features: compare: Test single domain across all resolvers top: Rank resolvers by latency/reliability/balanced monitor: Continuous tracking with threshold alerts 1,400+ downloads in first week. Quick start: pip install dns-benchmark-tool dns-benchmark compare --domain google.com CLI stays free forever. Hosted version (multi-region, historical tracking, alerts) coming Q1 2026. GitHub: https://github.com/frankovo/dns-benchmark-tool…

    Nov 2025 · github.com · its alternatives →

18. 18
    Backlink Status Checker▲47

    One-Click Backlink Status Check – Fast and Easy

    2024 · backlinkmonitor.com · its alternatives →

19. 19
    What's My DNS▲4

    Global DNS Propagation Checker

    2016 · whatsmydns.net · its alternatives →

20. 20
    Website traffic checker▲15

    Bulk analysis traffic of websites and domains

    2024 · wpseohosts.com · its alternatives →

21. 21TF
    Tool for testing sites and apps on slow connections▲35

    2019 · httpdebugger.com · its alternatives →

22. 22
    MyNewDomain.co▲6

    Domain Availability Checker

    2022 · its alternatives →

23. 23
    New Kind of Servers Monitoring Nearing Completition (GitHub.com)▲7

    2016 · github.com · its alternatives →

24. 24SC
    ServsUp.co – Server status monitor designed for local/private networks▲6

    2016 · servsup.co · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →