gulshankumar.org

June 20, 2026 by gulshankumar

test

May 27, 2026 by gulshankumar

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Managing Server, Optimization & Security

Gulshan Kumar @thegulshankumar ·

16 Jun

Common temporary methods ...

- Restarting your router to obtain a new IP address
- Using a VPN
- Switching to a different ISP or mobile hotspot
- Using a web-based SSH console

... may work, they are often inconvenient and unreliable especially for uploading files.

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Gulshan Kumar @thegulshankumar ·

16 Jun

Picture this scenario.

You're trying to connect to a server over SSH or SFTP. You have valid credentials and permission to access it.

However, requests originating from your ISP are being denied by the VPS provider, even though the server remains accessible from other networks.

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Gulshan Kumar @thegulshankumar ·

27 May

Why Hostinger's Single-Snapshot Model is a Production Risk Most Engineers Don't Catch

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Retweet on Twitter Gulshan Kumar Retweeted

Any Name @wizdom1001 ·

22 May

@0xPrajwal_ A lot of people really don‘t know this. 127.0.0.1 is one of the addresses used for localhost. In IPv4 it can be any of 127.0.0.0/8 in IPv6 its ::1.

By the way there are cases where localhost and an IP like 127.0.0.1 are not the same.

In MySQL mysql -u root -p -h localhost is

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